mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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8dd512fd9f
to verify that rtx SSRCs do not BYE after timeout See https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/issues/360 Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3112>
4381 lines
145 KiB
C
4381 lines
145 KiB
C
/* GStreamer
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*
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* unit test for gstrtpsession
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*
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* Copyright (C) <2009> Wim Taymans <wim.taymans@gmail.com>
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* Copyright (C) 2013 Collabora Ltd.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#define GLIB_DISABLE_DEPRECATION_WARNINGS
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#include <gst/check/gstharness.h>
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#include <gst/check/gstcheck.h>
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#include <gst/check/gsttestclock.h>
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#include <gst/check/gstharness.h>
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#include <gst/rtp/gstrtpbuffer.h>
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#include <gst/rtp/gstrtcpbuffer.h>
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#include <gst/net/gstnetaddressmeta.h>
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#include <gst/video/video.h>
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#define TEST_BUF_CLOCK_RATE 8000
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#define TEST_BUF_PT 0
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#define TEST_BUF_SSRC 0x01BADBAD
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#define TEST_BUF_MS 20
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#define TEST_BUF_DURATION (TEST_BUF_MS * GST_MSECOND)
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#define TEST_BUF_BPS 512000
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#define TEST_BUF_SIZE (TEST_BUF_BPS * TEST_BUF_MS / (1000 * 8))
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#define TEST_RTP_TS_DURATION (TEST_BUF_CLOCK_RATE * TEST_BUF_MS / 1000)
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#define TEST_TWCC_EXT_ID 5
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#define TWCC_EXTMAP_STR "http://www.ietf.org/id/draft-holmer-rmcat-transport-wide-cc-extensions-01"
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static GstCaps *
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generate_caps (void)
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{
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return gst_caps_new_simple ("application/x-rtp",
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"clock-rate", G_TYPE_INT, TEST_BUF_CLOCK_RATE,
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"payload", G_TYPE_INT, TEST_BUF_PT, NULL);
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}
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static GstBuffer *
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generate_test_buffer_full (GstClockTime ts,
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guint seqnum, guint32 rtp_ts, guint ssrc,
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gboolean marker_bit, guint8 payload_type, guint8 twcc_ext_id,
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guint16 twcc_seqnum)
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{
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GstBuffer *buf;
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guint8 *payload;
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guint i;
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GstRTPBuffer rtp = GST_RTP_BUFFER_INIT;
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buf = gst_rtp_buffer_new_allocate (TEST_BUF_SIZE, 0, 0);
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GST_BUFFER_PTS (buf) = ts;
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GST_BUFFER_DTS (buf) = ts;
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gst_rtp_buffer_map (buf, GST_MAP_READWRITE, &rtp);
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gst_rtp_buffer_set_payload_type (&rtp, payload_type);
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gst_rtp_buffer_set_seq (&rtp, seqnum);
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gst_rtp_buffer_set_timestamp (&rtp, rtp_ts);
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gst_rtp_buffer_set_ssrc (&rtp, ssrc);
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gst_rtp_buffer_set_marker (&rtp, marker_bit);
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payload = gst_rtp_buffer_get_payload (&rtp);
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for (i = 0; i < TEST_BUF_SIZE; i++)
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payload[i] = 0xff;
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if (twcc_ext_id > 0) {
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guint8 twcc_seqnum_be[2];
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GST_WRITE_UINT16_BE (twcc_seqnum_be, twcc_seqnum);
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gst_rtp_buffer_add_extension_onebyte_header (&rtp, twcc_ext_id,
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twcc_seqnum_be, sizeof (twcc_seqnum_be));
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}
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gst_rtp_buffer_unmap (&rtp);
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return buf;
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}
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static GstBuffer *
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generate_test_buffer (guint seqnum, guint ssrc)
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{
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return generate_test_buffer_full (seqnum * TEST_BUF_DURATION,
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seqnum, seqnum * TEST_RTP_TS_DURATION, ssrc, FALSE, TEST_BUF_PT, 0, 0);
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}
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static GstBuffer *
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generate_twcc_recv_buffer (guint seqnum,
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GstClockTime arrival_time, gboolean marker_bit)
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{
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return generate_test_buffer_full (arrival_time, seqnum,
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seqnum * TEST_RTP_TS_DURATION, TEST_BUF_SSRC, marker_bit, TEST_BUF_PT,
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TEST_TWCC_EXT_ID, seqnum);
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}
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static GstBuffer *
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generate_twcc_send_buffer_full (guint seqnum, gboolean marker_bit,
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guint ssrc, guint8 payload_type)
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{
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return generate_test_buffer_full (seqnum * TEST_BUF_DURATION,
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seqnum, seqnum * TEST_RTP_TS_DURATION, ssrc, marker_bit,
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payload_type, TEST_TWCC_EXT_ID, seqnum);
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}
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static GstBuffer *
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generate_twcc_send_buffer (guint seqnum, gboolean marker_bit)
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{
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return generate_twcc_send_buffer_full (seqnum, marker_bit, TEST_BUF_SSRC,
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TEST_BUF_PT);
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}
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typedef struct
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{
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GstHarness *send_rtp_h;
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GstHarness *recv_rtp_h;
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GstHarness *rtcp_h;
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GstElement *session;
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GObject *internal_session;
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GstTestClock *testclock;
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GstCaps *caps;
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gboolean running;
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GMutex lock;
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GstStructure *last_twcc_stats;
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} SessionHarness;
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static GstCaps *
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_pt_map_requested (GstElement * element, guint pt, gpointer data)
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{
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SessionHarness *h = data;
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return gst_caps_copy (h->caps);
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}
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static void
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_notify_twcc_stats (GParamSpec * spec G_GNUC_UNUSED,
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GObject * object G_GNUC_UNUSED, gpointer data)
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{
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SessionHarness *h = data;
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GstStructure *stats;
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g_object_get (h->session, "twcc-stats", &stats, NULL);
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g_mutex_lock (&h->lock);
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if (h->last_twcc_stats)
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gst_structure_free (h->last_twcc_stats);
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h->last_twcc_stats = stats;
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g_mutex_unlock (&h->lock);
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}
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static GstStructure *
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session_harness_get_last_twcc_stats (SessionHarness * h)
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{
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GstStructure *ret = NULL;
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g_mutex_lock (&h->lock);
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if (h->last_twcc_stats)
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ret = gst_structure_copy (h->last_twcc_stats);
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g_mutex_unlock (&h->lock);
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return ret;
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}
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static SessionHarness *
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session_harness_new (void)
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{
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SessionHarness *h = g_new0 (SessionHarness, 1);
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h->caps = generate_caps ();
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g_mutex_init (&h->lock);
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h->testclock = GST_TEST_CLOCK_CAST (gst_test_clock_new ());
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gst_system_clock_set_default (GST_CLOCK_CAST (h->testclock));
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h->session = gst_element_factory_make ("rtpsession", NULL);
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gst_element_set_clock (h->session, GST_CLOCK_CAST (h->testclock));
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h->send_rtp_h = gst_harness_new_with_element (h->session,
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"send_rtp_sink", "send_rtp_src");
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gst_harness_set_src_caps (h->send_rtp_h, gst_caps_copy (h->caps));
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h->recv_rtp_h = gst_harness_new_with_element (h->session,
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"recv_rtp_sink", "recv_rtp_src");
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gst_harness_set_src_caps (h->recv_rtp_h, gst_caps_copy (h->caps));
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h->rtcp_h = gst_harness_new_with_element (h->session,
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"recv_rtcp_sink", "send_rtcp_src");
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gst_harness_set_src_caps_str (h->rtcp_h, "application/x-rtcp");
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g_signal_connect (h->session, "request-pt-map",
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(GCallback) _pt_map_requested, h);
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g_signal_connect (h->session, "notify::twcc-stats",
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(GCallback) _notify_twcc_stats, h);
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g_object_get (h->session, "internal-session", &h->internal_session, NULL);
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return h;
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}
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static void
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session_harness_free (SessionHarness * h)
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{
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gst_system_clock_set_default (NULL);
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gst_caps_unref (h->caps);
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gst_object_unref (h->testclock);
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gst_harness_teardown (h->rtcp_h);
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gst_harness_teardown (h->recv_rtp_h);
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gst_harness_teardown (h->send_rtp_h);
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g_mutex_clear (&h->lock);
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if (h->last_twcc_stats)
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gst_structure_free (h->last_twcc_stats);
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g_object_unref (h->internal_session);
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gst_object_unref (h->session);
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g_free (h);
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}
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static GstFlowReturn
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session_harness_send_rtp (SessionHarness * h, GstBuffer * buf)
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{
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return gst_harness_push (h->send_rtp_h, buf);
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}
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static GstBuffer *
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session_harness_pull_send_rtp (SessionHarness * h)
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{
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return gst_harness_pull (h->send_rtp_h);
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}
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static GstFlowReturn
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session_harness_recv_rtp (SessionHarness * h, GstBuffer * buf)
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{
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return gst_harness_push (h->recv_rtp_h, buf);
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}
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static GstFlowReturn
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session_harness_recv_rtcp (SessionHarness * h, GstBuffer * buf)
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{
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return gst_harness_push (h->rtcp_h, buf);
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}
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static GstBuffer *
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session_harness_pull_rtcp (SessionHarness * h)
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{
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return gst_harness_pull (h->rtcp_h);
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}
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static void
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session_harness_crank_clock (SessionHarness * h)
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{
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gst_test_clock_crank (h->testclock);
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}
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static gboolean
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session_harness_advance_and_crank (SessionHarness * h, GstClockTime delta)
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{
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GstClockID res, pending;
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gboolean result;
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gst_test_clock_wait_for_next_pending_id (h->testclock, &pending);
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gst_test_clock_advance_time (h->testclock, delta);
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res = gst_test_clock_process_next_clock_id (h->testclock);
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if (res == pending)
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result = TRUE;
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else
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result = FALSE;
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if (res)
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gst_clock_id_unref (res);
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gst_clock_id_unref (pending);
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return result;
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}
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static void
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session_harness_produce_rtcp (SessionHarness * h, gint num_rtcp_packets)
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{
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/* due to randomness in rescheduling of RTCP timeout, we need to
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keep cranking until we have the desired amount of packets */
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while (gst_harness_buffers_in_queue (h->rtcp_h) < num_rtcp_packets) {
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session_harness_crank_clock (h);
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/* allow the rtcp-thread to settle before checking the queue */
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gst_test_clock_wait_for_next_pending_id (h->testclock, NULL);
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}
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}
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static void
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session_harness_force_key_unit (SessionHarness * h,
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guint count, guint ssrc, guint payload, gint * reqid, guint64 * sfr)
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{
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GstClockTime running_time = GST_CLOCK_TIME_NONE;
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gboolean all_headers = TRUE;
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GstStructure *s = gst_structure_new ("GstForceKeyUnit",
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"running-time", GST_TYPE_CLOCK_TIME, running_time,
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"all-headers", G_TYPE_BOOLEAN, all_headers,
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"count", G_TYPE_UINT, count,
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"ssrc", G_TYPE_UINT, ssrc,
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"payload", G_TYPE_UINT, payload,
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NULL);
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if (reqid)
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gst_structure_set (s, "reqid", G_TYPE_INT, *reqid, NULL);
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if (sfr)
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gst_structure_set (s, "sfr", G_TYPE_UINT64, *sfr, NULL);
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gst_harness_push_upstream_event (h->recv_rtp_h,
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gst_event_new_custom (GST_EVENT_CUSTOM_UPSTREAM, s));
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}
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static void
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session_harness_rtp_retransmission_request (SessionHarness * h,
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guint ssrc, guint seqnum, guint delay, guint deadline, guint avg_rtt)
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{
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GstClockTime running_time = GST_CLOCK_TIME_NONE;
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GstStructure *s = gst_structure_new ("GstRTPRetransmissionRequest",
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"running-time", GST_TYPE_CLOCK_TIME, running_time,
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"ssrc", G_TYPE_UINT, ssrc,
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"seqnum", G_TYPE_UINT, seqnum,
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"delay", G_TYPE_UINT, delay,
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"deadline", G_TYPE_UINT, deadline,
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"avg-rtt", G_TYPE_UINT, avg_rtt,
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NULL);
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gst_harness_push_upstream_event (h->recv_rtp_h,
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gst_event_new_custom (GST_EVENT_CUSTOM_UPSTREAM, s));
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}
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static void
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_add_twcc_field_to_caps (GstCaps * caps, guint8 ext_id)
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{
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gchar *name = g_strdup_printf ("extmap-%u", ext_id);
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gst_caps_set_simple (caps, name, G_TYPE_STRING, TWCC_EXTMAP_STR, NULL);
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g_free (name);
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}
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static void
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session_harness_set_twcc_recv_ext_id (SessionHarness * h, guint8 ext_id)
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{
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_add_twcc_field_to_caps (h->caps, ext_id);
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g_signal_emit_by_name (h->session, "clear-pt-map");
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}
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static void
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session_harness_set_twcc_send_ext_id (SessionHarness * h, guint8 ext_id)
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{
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GstCaps *caps = gst_caps_copy (h->caps);
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_add_twcc_field_to_caps (caps, ext_id);
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gst_harness_set_src_caps (h->send_rtp_h, caps);
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}
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GST_START_TEST (test_multiple_ssrc_rr)
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{
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SessionHarness *h = session_harness_new ();
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GstFlowReturn res;
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GstBuffer *in_buf, *out_buf;
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GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
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GstRTCPPacket rtcp_packet;
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gint i, j;
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guint ssrc_match;
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guint ssrcs[] = {
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0x01BADBAD,
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0xDEADBEEF,
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};
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/* receive buffers with multiple ssrcs */
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for (i = 0; i < 2; i++) {
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for (j = 0; j < G_N_ELEMENTS (ssrcs); j++) {
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in_buf = generate_test_buffer (i, ssrcs[j]);
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res = session_harness_recv_rtp (h, in_buf);
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fail_unless_equals_int (GST_FLOW_OK, res);
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}
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}
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/* crank the rtcp-thread and pull out the rtcp-packet we have generated */
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session_harness_crank_clock (h);
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out_buf = session_harness_pull_rtcp (h);
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/* verify we have report blocks for both ssrcs */
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g_assert (out_buf != NULL);
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fail_unless (gst_rtcp_buffer_validate (out_buf));
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gst_rtcp_buffer_map (out_buf, GST_MAP_READ, &rtcp);
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g_assert (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
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fail_unless_equals_int (GST_RTCP_TYPE_RR,
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gst_rtcp_packet_get_type (&rtcp_packet));
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fail_unless_equals_int (G_N_ELEMENTS (ssrcs),
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gst_rtcp_packet_get_rb_count (&rtcp_packet));
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ssrc_match = 0;
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for (i = 0; i < G_N_ELEMENTS (ssrcs); i++) {
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guint32 ssrc;
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gst_rtcp_packet_get_rb (&rtcp_packet, i, &ssrc,
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NULL, NULL, NULL, NULL, NULL, NULL);
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for (j = 0; j < G_N_ELEMENTS (ssrcs); j++) {
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if (ssrcs[j] == ssrc)
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ssrc_match++;
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}
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}
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fail_unless_equals_int (G_N_ELEMENTS (ssrcs), ssrc_match);
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gst_rtcp_buffer_unmap (&rtcp);
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gst_buffer_unref (out_buf);
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session_harness_free (h);
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}
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GST_END_TEST;
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/* This verifies that rtpsession will correctly place RBs round-robin
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* across multiple RRs when there are too many senders that their RBs
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* do not fit in one RR */
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GST_START_TEST (test_multiple_senders_roundrobin_rbs)
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{
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SessionHarness *h = session_harness_new ();
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GstFlowReturn res;
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GstBuffer *buf;
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GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
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GstRTCPPacket rtcp_packet;
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gint i, j, k;
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guint32 ssrc;
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GHashTable *rb_ssrcs, *tmp_set;
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g_object_set (h->internal_session, "internal-ssrc", 0xDEADBEEF, NULL);
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/* this is a hack to prevent the sources from timing out when cranking and
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hence messing with RTCP-generation, making the test fail 1/1000 times */
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g_object_set (h->session, "rtcp-min-interval", 20 * GST_SECOND, NULL);
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for (i = 0; i < 2; i++) { /* cycles between RR reports */
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for (j = 0; j < 5; j++) { /* packets per ssrc */
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gint seq = (i * 5) + j;
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for (k = 0; k < 35; k++) { /* number of ssrcs */
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buf = generate_test_buffer (seq, 10000 + k);
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res = session_harness_recv_rtp (h, buf);
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fail_unless_equals_int (GST_FLOW_OK, res);
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}
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}
|
|
}
|
|
|
|
rb_ssrcs = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL,
|
|
(GDestroyNotify) g_hash_table_unref);
|
|
|
|
/* verify the rtcp packets */
|
|
for (i = 0; i < 2; i++) {
|
|
guint expected_rb_count = (i < 1) ? GST_RTCP_MAX_RB_COUNT :
|
|
(35 - GST_RTCP_MAX_RB_COUNT);
|
|
|
|
session_harness_produce_rtcp (h, 1);
|
|
buf = session_harness_pull_rtcp (h);
|
|
g_assert (buf != NULL);
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
|
|
ssrc = gst_rtcp_packet_rr_get_ssrc (&rtcp_packet);
|
|
fail_unless_equals_int (0xDEADBEEF, ssrc);
|
|
|
|
/* inspect the RBs */
|
|
fail_unless_equals_int (expected_rb_count,
|
|
gst_rtcp_packet_get_rb_count (&rtcp_packet));
|
|
|
|
if (i == 0) {
|
|
tmp_set = g_hash_table_new (g_direct_hash, g_direct_equal);
|
|
g_hash_table_insert (rb_ssrcs, GUINT_TO_POINTER (ssrc), tmp_set);
|
|
} else {
|
|
tmp_set = g_hash_table_lookup (rb_ssrcs, GUINT_TO_POINTER (ssrc));
|
|
g_assert (tmp_set);
|
|
}
|
|
|
|
for (j = 0; j < expected_rb_count; j++) {
|
|
gst_rtcp_packet_get_rb (&rtcp_packet, j, &ssrc, NULL, NULL,
|
|
NULL, NULL, NULL, NULL);
|
|
g_assert_cmpint (ssrc, >=, 10000);
|
|
g_assert_cmpint (ssrc, <=, 10035);
|
|
g_hash_table_add (tmp_set, GUINT_TO_POINTER (ssrc));
|
|
}
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
}
|
|
|
|
/* now verify all received ssrcs have been reported */
|
|
fail_unless_equals_int (1, g_hash_table_size (rb_ssrcs));
|
|
tmp_set = g_hash_table_lookup (rb_ssrcs, GUINT_TO_POINTER (0xDEADBEEF));
|
|
g_assert (tmp_set);
|
|
fail_unless_equals_int (35, g_hash_table_size (tmp_set));
|
|
|
|
g_hash_table_unref (rb_ssrcs);
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_no_rbs_for_internal_senders)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstFlowReturn res;
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket rtcp_packet;
|
|
gint i, j, k;
|
|
guint32 ssrc;
|
|
GHashTable *sr_ssrcs;
|
|
GHashTable *rb_ssrcs, *tmp_set;
|
|
|
|
/* Push RTP from our send SSRCs */
|
|
for (j = 0; j < 5; j++) { /* packets per ssrc */
|
|
for (k = 0; k < 2; k++) { /* number of ssrcs */
|
|
buf = generate_test_buffer (j, 10000 + k);
|
|
res = session_harness_send_rtp (h, buf);
|
|
fail_unless_equals_int (GST_FLOW_OK, res);
|
|
}
|
|
}
|
|
|
|
/* crank the RTCP pad thread */
|
|
session_harness_crank_clock (h);
|
|
|
|
sr_ssrcs = g_hash_table_new (g_direct_hash, g_direct_equal);
|
|
|
|
/* verify the rtcp packets */
|
|
for (i = 0; i < 2; i++) {
|
|
buf = session_harness_pull_rtcp (h);
|
|
g_assert (buf != NULL);
|
|
g_assert (gst_rtcp_buffer_validate (buf));
|
|
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
g_assert (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
|
|
gst_rtcp_packet_sr_get_sender_info (&rtcp_packet, &ssrc, NULL, NULL,
|
|
NULL, NULL);
|
|
g_assert_cmpint (ssrc, >=, 10000);
|
|
g_assert_cmpint (ssrc, <=, 10001);
|
|
g_hash_table_add (sr_ssrcs, GUINT_TO_POINTER (ssrc));
|
|
|
|
/* There should be no RBs as there are no remote senders */
|
|
fail_unless_equals_int (0, gst_rtcp_packet_get_rb_count (&rtcp_packet));
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
}
|
|
|
|
/* Ensure both internal senders generated RTCP */
|
|
fail_unless_equals_int (2, g_hash_table_size (sr_ssrcs));
|
|
g_hash_table_unref (sr_ssrcs);
|
|
|
|
/* Generate RTP from remote side */
|
|
for (j = 0; j < 5; j++) { /* packets per ssrc */
|
|
for (k = 0; k < 2; k++) { /* number of ssrcs */
|
|
buf = generate_test_buffer (j, 20000 + k);
|
|
res = session_harness_recv_rtp (h, buf);
|
|
fail_unless_equals_int (GST_FLOW_OK, res);
|
|
}
|
|
}
|
|
|
|
sr_ssrcs = g_hash_table_new (g_direct_hash, g_direct_equal);
|
|
rb_ssrcs = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL,
|
|
(GDestroyNotify) g_hash_table_unref);
|
|
|
|
/* verify the rtcp packets */
|
|
for (i = 0; i < 2; i++) {
|
|
session_harness_produce_rtcp (h, 1);
|
|
buf = session_harness_pull_rtcp (h);
|
|
g_assert (buf != NULL);
|
|
g_assert (gst_rtcp_buffer_validate (buf));
|
|
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
g_assert (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
|
|
gst_rtcp_packet_sr_get_sender_info (&rtcp_packet, &ssrc, NULL, NULL,
|
|
NULL, NULL);
|
|
g_assert_cmpint (ssrc, >=, 10000);
|
|
g_assert_cmpint (ssrc, <=, 10001);
|
|
g_hash_table_add (sr_ssrcs, GUINT_TO_POINTER (ssrc));
|
|
|
|
/* There should be 2 RBs: one for each remote sender */
|
|
fail_unless_equals_int (2, gst_rtcp_packet_get_rb_count (&rtcp_packet));
|
|
|
|
tmp_set = g_hash_table_new (g_direct_hash, g_direct_equal);
|
|
g_hash_table_insert (rb_ssrcs, GUINT_TO_POINTER (ssrc), tmp_set);
|
|
|
|
for (j = 0; j < 2; j++) {
|
|
gst_rtcp_packet_get_rb (&rtcp_packet, j, &ssrc, NULL, NULL,
|
|
NULL, NULL, NULL, NULL);
|
|
g_assert_cmpint (ssrc, >=, 20000);
|
|
g_assert_cmpint (ssrc, <=, 20001);
|
|
g_hash_table_add (tmp_set, GUINT_TO_POINTER (ssrc));
|
|
}
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
}
|
|
|
|
/* now verify all received ssrcs have been reported */
|
|
fail_unless_equals_int (2, g_hash_table_size (sr_ssrcs));
|
|
fail_unless_equals_int (2, g_hash_table_size (rb_ssrcs));
|
|
for (i = 10000; i < 10002; i++) {
|
|
tmp_set = g_hash_table_lookup (rb_ssrcs, GUINT_TO_POINTER (i));
|
|
g_assert (tmp_set);
|
|
fail_unless_equals_int (2, g_hash_table_size (tmp_set));
|
|
}
|
|
|
|
g_hash_table_unref (rb_ssrcs);
|
|
g_hash_table_unref (sr_ssrcs);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_internal_sources_timeout)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
guint internal_ssrc;
|
|
guint32 ssrc;
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket rtcp_packet;
|
|
GstRTCPType rtcp_type;
|
|
GstFlowReturn res;
|
|
gint i, j;
|
|
GstCaps *caps;
|
|
gboolean seen_bye;
|
|
|
|
g_object_set (h->internal_session, "internal-ssrc", 0xDEADBEEF, NULL);
|
|
g_object_get (h->internal_session, "internal-ssrc", &internal_ssrc, NULL);
|
|
fail_unless_equals_int (0xDEADBEEF, internal_ssrc);
|
|
|
|
/* this is a hack to prevent the sources from timing out when cranking and
|
|
hence messing with RTCP-generation, making the test fail 1/100 times */
|
|
g_object_set (h->session, "rtcp-min-interval", 20 * GST_SECOND, NULL);
|
|
|
|
for (i = 1; i < 4; i++) {
|
|
buf = generate_test_buffer (i, 0xBEEFDEAD);
|
|
res = session_harness_recv_rtp (h, buf);
|
|
fail_unless_equals_int (GST_FLOW_OK, res);
|
|
}
|
|
|
|
/* verify that rtpsession has sent RR for an internally-created
|
|
* RTPSource that is using the internal-ssrc */
|
|
session_harness_produce_rtcp (h, 1);
|
|
buf = session_harness_pull_rtcp (h);
|
|
|
|
fail_unless (buf != NULL);
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
ssrc = gst_rtcp_packet_rr_get_ssrc (&rtcp_packet);
|
|
fail_unless_equals_int (ssrc, internal_ssrc);
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
|
|
/* ok, now let's push some RTP packets */
|
|
caps = generate_caps ();
|
|
gst_caps_set_simple (caps,
|
|
"ssrc", G_TYPE_UINT, 0x01BADBAD,
|
|
"rtx-ssrc", G_TYPE_UINT, 0x01020304, NULL);
|
|
gst_harness_set_src_caps (h->send_rtp_h, caps);
|
|
|
|
for (i = 1; i < 4; i++) {
|
|
buf = generate_test_buffer (i, 0x01BADBAD);
|
|
res = session_harness_send_rtp (h, buf);
|
|
fail_unless_equals_int (GST_FLOW_OK, res);
|
|
}
|
|
|
|
/* "rtx" packet */
|
|
buf = generate_test_buffer (5, 0x01020304);
|
|
res = session_harness_send_rtp (h, buf);
|
|
fail_unless_equals_int (GST_FLOW_OK, res);
|
|
|
|
/* internal ssrc must have changed already */
|
|
g_object_get (h->internal_session, "internal-ssrc", &internal_ssrc, NULL);
|
|
fail_unless (internal_ssrc != ssrc);
|
|
fail_unless_equals_int (0x01BADBAD, internal_ssrc);
|
|
|
|
/* verify SR and RR */
|
|
j = 0;
|
|
for (i = 0; i < 5; i++) {
|
|
session_harness_produce_rtcp (h, 1);
|
|
buf = session_harness_pull_rtcp (h);
|
|
g_assert (buf != NULL);
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
rtcp_type = gst_rtcp_packet_get_type (&rtcp_packet);
|
|
|
|
if (rtcp_type == GST_RTCP_TYPE_SR) {
|
|
gst_rtcp_packet_sr_get_sender_info (&rtcp_packet, &ssrc, NULL, NULL, NULL,
|
|
NULL);
|
|
if (ssrc == 0x01BADBAD) {
|
|
g_assert_cmpint (ssrc, ==, internal_ssrc);
|
|
j |= 0x1;
|
|
} else {
|
|
g_assert_cmpint (ssrc, !=, internal_ssrc);
|
|
g_assert_cmpint (ssrc, ==, 0x01020304);
|
|
j |= 0x4;
|
|
}
|
|
} else if (rtcp_type == GST_RTCP_TYPE_RR) {
|
|
ssrc = gst_rtcp_packet_rr_get_ssrc (&rtcp_packet);
|
|
if (internal_ssrc != ssrc)
|
|
j |= 0x2;
|
|
}
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
}
|
|
fail_unless_equals_int (0x7, j); /* verify we got both SR and RR */
|
|
|
|
/* go 30 seconds in the future and observe both sources timing out:
|
|
* 0xDEADBEEF -> BYE,
|
|
* 0x01BADBAD -> becomes receiver only,
|
|
* 0x01020304 -> becomes receiver only */
|
|
fail_unless (session_harness_advance_and_crank (h, 30 * GST_SECOND));
|
|
|
|
/* verify BYE and RR */
|
|
j = 0;
|
|
seen_bye = FALSE;
|
|
while (!seen_bye) {
|
|
session_harness_produce_rtcp (h, 1);
|
|
buf = session_harness_pull_rtcp (h);
|
|
fail_unless (buf != NULL);
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
rtcp_type = gst_rtcp_packet_get_type (&rtcp_packet);
|
|
|
|
if (rtcp_type == GST_RTCP_TYPE_RR) {
|
|
ssrc = gst_rtcp_packet_rr_get_ssrc (&rtcp_packet);
|
|
if (ssrc == 0x01BADBAD) {
|
|
j |= 0x1;
|
|
fail_unless_equals_int (internal_ssrc, ssrc);
|
|
/* 2 => RR, SDES. There is no BYE here */
|
|
fail_unless_equals_int (2, gst_rtcp_buffer_get_packet_count (&rtcp));
|
|
} else if (ssrc == 0x01020304) {
|
|
j |= 0x4;
|
|
g_assert_cmpint (ssrc, !=, internal_ssrc);
|
|
/* 2 => RR, SDES. There is no BYE here */
|
|
g_assert_cmpint (gst_rtcp_buffer_get_packet_count (&rtcp), ==, 2);
|
|
} else if (ssrc == 0xDEADBEEF) {
|
|
j |= 0x2;
|
|
g_assert_cmpint (ssrc, !=, internal_ssrc);
|
|
/* 3 => RR, SDES, BYE */
|
|
if (gst_rtcp_buffer_get_packet_count (&rtcp) == 3) {
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_TYPE_BYE,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
seen_bye = TRUE;
|
|
}
|
|
}
|
|
}
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
}
|
|
fail_unless_equals_int (0x7, j); /* verify we got both all BYE and RR */
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
typedef struct
|
|
{
|
|
guint8 subtype;
|
|
guint32 ssrc;
|
|
gchar *name;
|
|
GstBuffer *data;
|
|
} RTCPAppResult;
|
|
|
|
static void
|
|
on_app_rtcp_cb (GObject * session, guint subtype, guint ssrc,
|
|
const gchar * name, GstBuffer * data, RTCPAppResult * result)
|
|
{
|
|
result->subtype = subtype;
|
|
result->ssrc = ssrc;
|
|
result->name = g_strdup (name);
|
|
result->data = data ? gst_buffer_ref (data) : NULL;
|
|
}
|
|
|
|
GST_START_TEST (test_receive_rtcp_app_packet)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket packet;
|
|
RTCPAppResult result = { 0 };
|
|
guint8 data[] = { 0x11, 0x22, 0x33, 0x44 };
|
|
|
|
g_signal_connect (h->internal_session, "on-app-rtcp",
|
|
G_CALLBACK (on_app_rtcp_cb), &result);
|
|
|
|
/* Push APP buffer with no data */
|
|
buf = gst_rtcp_buffer_new (1000);
|
|
fail_unless (gst_rtcp_buffer_map (buf, GST_MAP_READWRITE, &rtcp));
|
|
fail_unless (gst_rtcp_buffer_add_packet (&rtcp, GST_RTCP_TYPE_APP, &packet));
|
|
gst_rtcp_packet_app_set_subtype (&packet, 21);
|
|
gst_rtcp_packet_app_set_ssrc (&packet, 0x11111111);
|
|
gst_rtcp_packet_app_set_name (&packet, "Test");
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_recv_rtcp (h, buf));
|
|
|
|
fail_unless_equals_int (21, result.subtype);
|
|
fail_unless_equals_int (0x11111111, result.ssrc);
|
|
fail_unless_equals_string ("Test", result.name);
|
|
fail_unless_equals_pointer (NULL, result.data);
|
|
|
|
g_free (result.name);
|
|
|
|
/* Push APP buffer with data */
|
|
memset (&result, 0, sizeof (result));
|
|
buf = gst_rtcp_buffer_new (1000);
|
|
fail_unless (gst_rtcp_buffer_map (buf, GST_MAP_READWRITE, &rtcp));
|
|
fail_unless (gst_rtcp_buffer_add_packet (&rtcp, GST_RTCP_TYPE_APP, &packet));
|
|
gst_rtcp_packet_app_set_subtype (&packet, 22);
|
|
gst_rtcp_packet_app_set_ssrc (&packet, 0x22222222);
|
|
gst_rtcp_packet_app_set_name (&packet, "Test");
|
|
gst_rtcp_packet_app_set_data_length (&packet, sizeof (data) / 4);
|
|
memcpy (gst_rtcp_packet_app_get_data (&packet), data, sizeof (data));
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_recv_rtcp (h, buf));
|
|
|
|
fail_unless_equals_int (22, result.subtype);
|
|
fail_unless_equals_int (0x22222222, result.ssrc);
|
|
fail_unless_equals_string ("Test", result.name);
|
|
fail_unless (gst_buffer_memcmp (result.data, 0, data, sizeof (data)) == 0);
|
|
|
|
g_free (result.name);
|
|
gst_buffer_unref (result.data);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static void
|
|
stats_test_cb (GObject * object, GParamSpec * spec, gpointer data)
|
|
{
|
|
guint num_sources = 0;
|
|
gboolean *cb_called = data;
|
|
g_assert (*cb_called == FALSE);
|
|
|
|
/* We should be able to get a rtpsession property
|
|
without introducing the deadlock */
|
|
g_object_get (object, "num-sources", &num_sources, NULL);
|
|
|
|
*cb_called = TRUE;
|
|
}
|
|
|
|
GST_START_TEST (test_dont_lock_on_stats)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
gboolean cb_called = FALSE;
|
|
|
|
/* connect to the stats-reporting */
|
|
g_signal_connect (h->session, "notify::stats",
|
|
G_CALLBACK (stats_test_cb), &cb_called);
|
|
|
|
/* Push RTP buffer to make sure RTCP-thread have started */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_send_rtp (h, generate_test_buffer (0, 0xDEADBEEF)));
|
|
|
|
/* crank the RTCP-thread and pull out rtcp, generating a stats-callback */
|
|
session_harness_crank_clock (h);
|
|
gst_buffer_unref (session_harness_pull_rtcp (h));
|
|
fail_unless (cb_called);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static void
|
|
suspicious_bye_cb (GObject * object, GParamSpec * spec, gpointer data)
|
|
{
|
|
GValueArray *stats_arr;
|
|
GstStructure *stats, *internal_stats;
|
|
gboolean *cb_called = data;
|
|
gboolean internal = FALSE, sent_bye = TRUE;
|
|
guint ssrc = 0;
|
|
guint i;
|
|
|
|
g_assert (*cb_called == FALSE);
|
|
*cb_called = TRUE;
|
|
|
|
g_object_get (object, "stats", &stats, NULL);
|
|
stats_arr =
|
|
g_value_get_boxed (gst_structure_get_value (stats, "source-stats"));
|
|
g_assert (stats_arr != NULL);
|
|
fail_unless (stats_arr->n_values >= 1);
|
|
|
|
for (i = 0; i < stats_arr->n_values; i++) {
|
|
internal_stats = g_value_get_boxed (g_value_array_get_nth (stats_arr, i));
|
|
g_assert (internal_stats != NULL);
|
|
|
|
gst_structure_get (internal_stats,
|
|
"ssrc", G_TYPE_UINT, &ssrc,
|
|
"internal", G_TYPE_BOOLEAN, &internal,
|
|
"received-bye", G_TYPE_BOOLEAN, &sent_bye, NULL);
|
|
|
|
if (ssrc == 0xDEADBEEF) {
|
|
fail_unless (internal);
|
|
fail_unless (!sent_bye);
|
|
break;
|
|
}
|
|
}
|
|
fail_unless_equals_int (ssrc, 0xDEADBEEF);
|
|
|
|
gst_structure_free (stats);
|
|
}
|
|
|
|
static GstBuffer *
|
|
create_bye_rtcp (guint32 ssrc)
|
|
{
|
|
GstRTCPPacket packet;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GSocketAddress *saddr;
|
|
GstBuffer *buffer = gst_rtcp_buffer_new (1000);
|
|
|
|
fail_unless (gst_rtcp_buffer_map (buffer, GST_MAP_READWRITE, &rtcp));
|
|
fail_unless (gst_rtcp_buffer_add_packet (&rtcp, GST_RTCP_TYPE_BYE, &packet));
|
|
gst_rtcp_packet_bye_add_ssrc (&packet, ssrc);
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
|
|
/* Need to add meta to trigger collision detection */
|
|
saddr = g_inet_socket_address_new_from_string ("127.0.0.1", 3490);
|
|
gst_buffer_add_net_address_meta (buffer, saddr);
|
|
g_object_unref (saddr);
|
|
return buffer;
|
|
}
|
|
|
|
GST_START_TEST (test_ignore_suspicious_bye)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
gboolean cb_called = FALSE;
|
|
|
|
/* connect to the stats-reporting */
|
|
g_signal_connect (h->session, "notify::stats",
|
|
G_CALLBACK (suspicious_bye_cb), &cb_called);
|
|
|
|
/* Push RTP buffer making our internal SSRC=0xDEADBEEF */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_send_rtp (h, generate_test_buffer (0, 0xDEADBEEF)));
|
|
|
|
/* Receive BYE RTCP referencing our internal SSRC(!?!) (0xDEADBEEF) */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtcp (h, create_bye_rtcp (0xDEADBEEF)));
|
|
|
|
/* "crank" and check the stats */
|
|
session_harness_crank_clock (h);
|
|
gst_buffer_unref (session_harness_pull_rtcp (h));
|
|
fail_unless (cb_called);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static GstBuffer *
|
|
create_buffer (guint8 * data, gsize size)
|
|
{
|
|
return gst_buffer_new_wrapped_full (GST_MEMORY_FLAG_READONLY,
|
|
data, size, 0, size, NULL, NULL);
|
|
}
|
|
|
|
GST_START_TEST (test_receive_regular_pli)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstEvent *ev;
|
|
|
|
/* PLI packet */
|
|
guint8 rtcp_pkt[] = {
|
|
0x81, /* PLI */
|
|
0xce, /* Type 206 Application layer feedback */
|
|
0x00, 0x02, /* Length */
|
|
0x37, 0x56, 0x93, 0xed, /* Sender SSRC */
|
|
0x37, 0x56, 0x93, 0xed /* Media SSRC */
|
|
};
|
|
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_send_rtp (h, generate_test_buffer (0, 928420845)));
|
|
|
|
session_harness_recv_rtcp (h, create_buffer (rtcp_pkt, sizeof (rtcp_pkt)));
|
|
fail_unless_equals_int (3,
|
|
gst_harness_upstream_events_received (h->send_rtp_h));
|
|
|
|
/* Remove the first 2 reconfigure events */
|
|
fail_unless ((ev = gst_harness_pull_upstream_event (h->send_rtp_h)) != NULL);
|
|
fail_unless_equals_int (GST_EVENT_RECONFIGURE, GST_EVENT_TYPE (ev));
|
|
gst_event_unref (ev);
|
|
fail_unless ((ev = gst_harness_pull_upstream_event (h->send_rtp_h)) != NULL);
|
|
fail_unless_equals_int (GST_EVENT_RECONFIGURE, GST_EVENT_TYPE (ev));
|
|
gst_event_unref (ev);
|
|
|
|
/* Then pull and check the force key-unit event */
|
|
fail_unless ((ev = gst_harness_pull_upstream_event (h->send_rtp_h)) != NULL);
|
|
fail_unless_equals_int (GST_EVENT_CUSTOM_UPSTREAM, GST_EVENT_TYPE (ev));
|
|
fail_unless (gst_video_event_is_force_key_unit (ev));
|
|
gst_event_unref (ev);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_receive_pli_no_sender_ssrc)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstEvent *ev;
|
|
|
|
/* PLI packet */
|
|
guint8 rtcp_pkt[] = {
|
|
0x81, /* PLI */
|
|
0xce, /* Type 206 Application layer feedback */
|
|
0x00, 0x02, /* Length */
|
|
0x00, 0x00, 0x00, 0x00, /* Sender SSRC */
|
|
0x37, 0x56, 0x93, 0xed /* Media SSRC */
|
|
};
|
|
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_send_rtp (h, generate_test_buffer (0, 928420845)));
|
|
|
|
session_harness_recv_rtcp (h, create_buffer (rtcp_pkt, sizeof (rtcp_pkt)));
|
|
fail_unless_equals_int (3,
|
|
gst_harness_upstream_events_received (h->send_rtp_h));
|
|
|
|
/* Remove the first 2 reconfigure events */
|
|
fail_unless ((ev = gst_harness_pull_upstream_event (h->send_rtp_h)) != NULL);
|
|
fail_unless_equals_int (GST_EVENT_RECONFIGURE, GST_EVENT_TYPE (ev));
|
|
gst_event_unref (ev);
|
|
fail_unless ((ev = gst_harness_pull_upstream_event (h->send_rtp_h)) != NULL);
|
|
fail_unless_equals_int (GST_EVENT_RECONFIGURE, GST_EVENT_TYPE (ev));
|
|
gst_event_unref (ev);
|
|
|
|
/* Then pull and check the force key-unit event */
|
|
fail_unless ((ev = gst_harness_pull_upstream_event (h->send_rtp_h)) != NULL);
|
|
fail_unless_equals_int (GST_EVENT_CUSTOM_UPSTREAM, GST_EVENT_TYPE (ev));
|
|
fail_unless (gst_video_event_is_force_key_unit (ev));
|
|
gst_event_unref (ev);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static void
|
|
add_rtcp_sdes_packet (GstBuffer * gstbuf, guint32 ssrc, const char *cname)
|
|
{
|
|
GstRTCPPacket packet;
|
|
GstRTCPBuffer buffer = GST_RTCP_BUFFER_INIT;
|
|
|
|
gst_rtcp_buffer_map (gstbuf, GST_MAP_READWRITE, &buffer);
|
|
|
|
fail_unless (gst_rtcp_buffer_add_packet (&buffer, GST_RTCP_TYPE_SDES,
|
|
&packet) == TRUE);
|
|
fail_unless (gst_rtcp_packet_sdes_add_item (&packet, ssrc) == TRUE);
|
|
fail_unless (gst_rtcp_packet_sdes_add_entry (&packet, GST_RTCP_SDES_CNAME,
|
|
strlen (cname), (const guint8 *) cname));
|
|
|
|
gst_rtcp_buffer_unmap (&buffer);
|
|
}
|
|
|
|
|
|
static void
|
|
on_ssrc_collision_cb (GstElement * rtpsession, guint ssrc, gpointer user_data)
|
|
{
|
|
gboolean *had_collision = user_data;
|
|
|
|
*had_collision = TRUE;
|
|
}
|
|
|
|
GST_START_TEST (test_ssrc_collision_when_sending)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GstEvent *ev;
|
|
GSocketAddress *saddr;
|
|
gboolean had_collision = FALSE;
|
|
|
|
g_signal_connect (h->internal_session, "on-ssrc-collision",
|
|
G_CALLBACK (on_ssrc_collision_cb), &had_collision);
|
|
|
|
|
|
/* Push SDES with identical SSRC as what we will use for sending RTP,
|
|
establishing this as a non-internal SSRC */
|
|
buf = gst_rtcp_buffer_new (1400);
|
|
add_rtcp_sdes_packet (buf, 0x12345678, "test@foo.bar");
|
|
saddr = g_inet_socket_address_new_from_string ("127.0.0.1", 8080);
|
|
gst_buffer_add_net_address_meta (buf, saddr);
|
|
g_object_unref (saddr);
|
|
session_harness_recv_rtcp (h, buf);
|
|
|
|
fail_unless (had_collision == FALSE);
|
|
|
|
/* Push RTP buffer making our internal SSRC=0x12345678 */
|
|
buf = generate_test_buffer (0, 0x12345678);
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_send_rtp (h, buf));
|
|
|
|
fail_unless (had_collision == TRUE);
|
|
|
|
/* Verify the packet we just sent is not being boomeranged back to us
|
|
as a received packet! */
|
|
fail_unless_equals_int (0, gst_harness_buffers_in_queue (h->recv_rtp_h));
|
|
|
|
while ((ev = gst_harness_try_pull_upstream_event (h->send_rtp_h)) != NULL) {
|
|
if (GST_EVENT_CUSTOM_UPSTREAM == GST_EVENT_TYPE (ev) &&
|
|
gst_event_has_name (ev, "GstRTPCollision"))
|
|
break;
|
|
gst_event_unref (ev);
|
|
}
|
|
fail_unless (ev != NULL);
|
|
gst_event_unref (ev);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_ssrc_collision_when_sending_loopback)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GstEvent *ev;
|
|
GSocketAddress *saddr;
|
|
gboolean had_collision = FALSE;
|
|
guint new_ssrc;
|
|
const GstStructure *s;
|
|
|
|
g_signal_connect (h->internal_session, "on-ssrc-collision",
|
|
G_CALLBACK (on_ssrc_collision_cb), &had_collision);
|
|
|
|
/* Push SDES with identical SSRC as what we will use for sending RTP,
|
|
establishing this as a non-internal SSRC */
|
|
buf = gst_rtcp_buffer_new (1400);
|
|
add_rtcp_sdes_packet (buf, 0x12345678, "test@foo.bar");
|
|
saddr = g_inet_socket_address_new_from_string ("127.0.0.1", 8080);
|
|
gst_buffer_add_net_address_meta (buf, saddr);
|
|
g_object_unref (saddr);
|
|
session_harness_recv_rtcp (h, buf);
|
|
|
|
fail_unless (had_collision == FALSE);
|
|
|
|
/* Push RTP buffer making our internal SSRC=0x12345678 */
|
|
buf = generate_test_buffer (0, 0x12345678);
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_send_rtp (h, buf));
|
|
|
|
fail_unless (had_collision == TRUE);
|
|
|
|
/* Verify the packet we just sent is not being boomeranged back to us
|
|
as a received packet! */
|
|
fail_unless_equals_int (0, gst_harness_buffers_in_queue (h->recv_rtp_h));
|
|
|
|
while ((ev = gst_harness_try_pull_upstream_event (h->send_rtp_h)) != NULL) {
|
|
if (GST_EVENT_CUSTOM_UPSTREAM == GST_EVENT_TYPE (ev) &&
|
|
gst_event_has_name (ev, "GstRTPCollision"))
|
|
break;
|
|
gst_event_unref (ev);
|
|
}
|
|
fail_unless (ev != NULL);
|
|
|
|
s = gst_event_get_structure (ev);
|
|
fail_unless (gst_structure_get_uint (s, "ssrc", &new_ssrc));
|
|
gst_event_unref (ev);
|
|
|
|
/* reset collision detection */
|
|
had_collision = FALSE;
|
|
|
|
/* Push SDES from same address but with the new SSRC, as if someone
|
|
* was looping back our packets to us */
|
|
buf = gst_rtcp_buffer_new (1400);
|
|
add_rtcp_sdes_packet (buf, new_ssrc, "test@foo.bar");
|
|
saddr = g_inet_socket_address_new_from_string ("127.0.0.1", 8080);
|
|
gst_buffer_add_net_address_meta (buf, saddr);
|
|
g_object_unref (saddr);
|
|
session_harness_recv_rtcp (h, buf);
|
|
|
|
/* Make sure we didn't detect a collision */
|
|
fail_unless (had_collision == FALSE);
|
|
|
|
/* Make sure there is no collision event either */
|
|
while ((ev = gst_harness_try_pull_upstream_event (h->send_rtp_h)) != NULL) {
|
|
fail_if (GST_EVENT_CUSTOM_UPSTREAM == GST_EVENT_TYPE (ev) &&
|
|
gst_event_has_name (ev, "GstRTPCollision"));
|
|
gst_event_unref (ev);
|
|
}
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_ssrc_collision_when_receiving)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GstEvent *ev;
|
|
GSocketAddress *saddr;
|
|
gboolean had_collision = FALSE;
|
|
|
|
g_signal_connect (h->internal_session, "on-ssrc-collision",
|
|
G_CALLBACK (on_ssrc_collision_cb), &had_collision);
|
|
|
|
/* Push RTP buffer making our internal SSRC=0x12345678 */
|
|
buf = generate_test_buffer (0, 0x12345678);
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_send_rtp (h, buf));
|
|
|
|
fail_unless (had_collision == FALSE);
|
|
|
|
/* Push SDES with identical SSRC as what we used to send RTP,
|
|
to create a collision */
|
|
buf = gst_rtcp_buffer_new (1400);
|
|
add_rtcp_sdes_packet (buf, 0x12345678, "test@foo.bar");
|
|
saddr = g_inet_socket_address_new_from_string ("127.0.0.1", 8080);
|
|
gst_buffer_add_net_address_meta (buf, saddr);
|
|
g_object_unref (saddr);
|
|
session_harness_recv_rtcp (h, buf);
|
|
|
|
fail_unless (had_collision == TRUE);
|
|
|
|
/* Verify the packet we just sent is not being boomeranged back to us
|
|
as a received packet! */
|
|
fail_unless_equals_int (0, gst_harness_buffers_in_queue (h->recv_rtp_h));
|
|
|
|
while ((ev = gst_harness_try_pull_upstream_event (h->send_rtp_h)) != NULL) {
|
|
if (GST_EVENT_CUSTOM_UPSTREAM == GST_EVENT_TYPE (ev))
|
|
break;
|
|
gst_event_unref (ev);
|
|
}
|
|
fail_unless (ev != NULL);
|
|
gst_event_unref (ev);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
|
|
GST_START_TEST (test_ssrc_collision_third_party)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GSocketAddress *saddr;
|
|
gboolean had_collision = FALSE;
|
|
guint i;
|
|
|
|
g_signal_connect (h->internal_session, "on-ssrc-collision",
|
|
G_CALLBACK (on_ssrc_collision_cb), &had_collision);
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
/* Receive 4 buffers SSRC=0x12345678 from 127.0.0.1 to pass probation */
|
|
buf = generate_test_buffer (i, 0x12345678);
|
|
saddr = g_inet_socket_address_new_from_string ("127.0.0.1", 8080);
|
|
gst_buffer_add_net_address_meta (buf, saddr);
|
|
g_object_unref (saddr);
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_recv_rtp (h, buf));
|
|
}
|
|
|
|
/* Check that we received the first 4 buffer */
|
|
for (i = 0; i < 4; i++) {
|
|
buf = gst_harness_pull (h->recv_rtp_h);
|
|
fail_unless (buf);
|
|
gst_buffer_unref (buf);
|
|
}
|
|
fail_unless (had_collision == FALSE);
|
|
|
|
/* Receive buffer SSRC=0x12345678 from 127.0.0.2 */
|
|
buf = generate_test_buffer (0, 0x12345678);
|
|
saddr = g_inet_socket_address_new_from_string ("127.0.0.2", 8080);
|
|
gst_buffer_add_net_address_meta (buf, saddr);
|
|
g_object_unref (saddr);
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_recv_rtp (h, buf));
|
|
|
|
/* Verify the packet we just sent has been dropped */
|
|
fail_unless_equals_int (0, gst_harness_buffers_in_queue (h->recv_rtp_h));
|
|
|
|
/* Receive another buffer SSRC=0x12345678 from 127.0.0.1 */
|
|
buf = generate_test_buffer (0, 0x12345678);
|
|
saddr = g_inet_socket_address_new_from_string ("127.0.0.1", 8080);
|
|
gst_buffer_add_net_address_meta (buf, saddr);
|
|
g_object_unref (saddr);
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_recv_rtp (h, buf));
|
|
|
|
|
|
/* Check that we received the other buffer */
|
|
buf = gst_harness_pull (h->recv_rtp_h);
|
|
fail_unless (buf);
|
|
gst_buffer_unref (buf);
|
|
fail_unless (had_collision == FALSE);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
|
|
GST_START_TEST (test_ssrc_collision_third_party_favor_new)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GSocketAddress *saddr;
|
|
gboolean had_collision = FALSE;
|
|
guint i;
|
|
|
|
g_object_set (h->internal_session, "favor-new", TRUE, NULL);
|
|
g_signal_connect (h->internal_session, "on-ssrc-collision",
|
|
G_CALLBACK (on_ssrc_collision_cb), &had_collision);
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
/* Receive 4 buffers SSRC=0x12345678 from 127.0.0.1 to pass probation */
|
|
buf = generate_test_buffer (i, 0x12345678);
|
|
saddr = g_inet_socket_address_new_from_string ("127.0.0.1", 8080);
|
|
gst_buffer_add_net_address_meta (buf, saddr);
|
|
g_object_unref (saddr);
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_recv_rtp (h, buf));
|
|
}
|
|
|
|
/* Check that we received the first 4 buffer */
|
|
for (i = 0; i < 4; i++) {
|
|
buf = gst_harness_pull (h->recv_rtp_h);
|
|
fail_unless (buf);
|
|
gst_buffer_unref (buf);
|
|
}
|
|
fail_unless (had_collision == FALSE);
|
|
|
|
/* Receive buffer SSRC=0x12345678 from 127.0.0.2 */
|
|
buf = generate_test_buffer (0, 0x12345678);
|
|
saddr = g_inet_socket_address_new_from_string ("127.0.0.2", 8080);
|
|
gst_buffer_add_net_address_meta (buf, saddr);
|
|
g_object_unref (saddr);
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_recv_rtp (h, buf));
|
|
|
|
/* Check that we received the other buffer */
|
|
buf = gst_harness_pull (h->recv_rtp_h);
|
|
fail_unless (buf);
|
|
gst_buffer_unref (buf);
|
|
fail_unless (had_collision == FALSE);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_ssrc_collision_never_send_on_non_internal_source)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GstEvent *ev;
|
|
GSocketAddress *saddr;
|
|
gboolean had_collision = FALSE;
|
|
|
|
g_signal_connect (h->internal_session, "on-ssrc-collision",
|
|
G_CALLBACK (on_ssrc_collision_cb), &had_collision);
|
|
|
|
/* Push SDES with identical SSRC as what we will use for sending RTP,
|
|
establishing this as a non-internal SSRC */
|
|
buf = gst_rtcp_buffer_new (1400);
|
|
add_rtcp_sdes_packet (buf, 0xdeadbeef, "test@foo.bar");
|
|
saddr = g_inet_socket_address_new_from_string ("127.0.0.1", 8080);
|
|
gst_buffer_add_net_address_meta (buf, saddr);
|
|
session_harness_recv_rtcp (h, buf);
|
|
g_object_unref (saddr);
|
|
|
|
fail_unless (had_collision == FALSE);
|
|
|
|
/* Push RTP buffer making our internal SSRC=0xdeadbeef */
|
|
buf = generate_test_buffer (0, 0xdeadbeef);
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_send_rtp (h, buf));
|
|
|
|
fail_unless (had_collision == TRUE);
|
|
|
|
/* verify we drop this packet because of SSRC collision */
|
|
fail_unless_equals_int (0, gst_harness_buffers_in_queue (h->send_rtp_h));
|
|
/* Verify the packet we just sent is not being boomeranged back to us
|
|
as a received packet! */
|
|
fail_unless_equals_int (0, gst_harness_buffers_in_queue (h->recv_rtp_h));
|
|
|
|
/* verify we get an upstream GstRTPCollision event */
|
|
while ((ev = gst_harness_try_pull_upstream_event (h->send_rtp_h)) != NULL) {
|
|
if (GST_EVENT_CUSTOM_UPSTREAM == GST_EVENT_TYPE (ev) &&
|
|
gst_event_has_name (ev, "GstRTPCollision"))
|
|
break;
|
|
gst_event_unref (ev);
|
|
}
|
|
fail_unless (ev != NULL);
|
|
gst_event_unref (ev);
|
|
|
|
/* Push another RTP buffer and verify that one is not send or "received" as well */
|
|
buf = generate_test_buffer (1, 0xdeadbeef);
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_send_rtp (h, buf));
|
|
fail_unless_equals_int (0, gst_harness_buffers_in_queue (h->send_rtp_h));
|
|
fail_unless_equals_int (0, gst_harness_buffers_in_queue (h->recv_rtp_h));
|
|
|
|
/* now generate a BYE to the non-internal SSRC */
|
|
session_harness_produce_rtcp (h, 1);
|
|
|
|
/* and verify we can now send using that SSRC */
|
|
buf = generate_test_buffer (2, 0xdeadbeef);
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_send_rtp (h, buf));
|
|
fail_unless_equals_int (1, gst_harness_buffers_in_queue (h->send_rtp_h));
|
|
fail_unless_equals_int (0, gst_harness_buffers_in_queue (h->recv_rtp_h));
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_request_fir)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket rtcp_packet;
|
|
guint8 *fci_data;
|
|
|
|
/* add FIR-capabilites to our caps */
|
|
gst_caps_set_simple (h->caps, "rtcp-fb-ccm-fir", G_TYPE_BOOLEAN, TRUE, NULL);
|
|
/* clear pt-map to removed the cached caps without fir */
|
|
g_signal_emit_by_name (h->session, "clear-pt-map");
|
|
|
|
g_object_set (h->internal_session, "internal-ssrc", 0xDEADBEEF, NULL);
|
|
|
|
/* Receive a RTP buffer from the wire from 2 different ssrcs */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_test_buffer (0, 0x12345678)));
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_test_buffer (0, 0x87654321)));
|
|
|
|
/* fix to make the test deterministic: We need to wait for the RTCP-thread
|
|
to have settled to ensure the key-unit will considered once released */
|
|
gst_test_clock_wait_for_next_pending_id (h->testclock, NULL);
|
|
|
|
/* request FIR for both SSRCs */
|
|
session_harness_force_key_unit (h, 0, 0x12345678, TEST_BUF_PT, NULL, NULL);
|
|
session_harness_force_key_unit (h, 0, 0x87654321, TEST_BUF_PT, NULL, NULL);
|
|
|
|
session_harness_produce_rtcp (h, 1);
|
|
buf = session_harness_pull_rtcp (h);
|
|
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless_equals_int (3, gst_rtcp_buffer_get_packet_count (&rtcp));
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
|
|
/* first a Receiver Report */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* then a SDES */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SDES,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* and then our FIR */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_PSFB,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_PSFB_TYPE_FIR,
|
|
gst_rtcp_packet_fb_get_type (&rtcp_packet));
|
|
|
|
/* FIR has sender-ssrc as normal, but media-ssrc set to 0, because
|
|
it can have multiple media-ssrcs in its fci-data */
|
|
fail_unless_equals_int (0xDEADBEEF,
|
|
gst_rtcp_packet_fb_get_sender_ssrc (&rtcp_packet));
|
|
fail_unless_equals_int (0, gst_rtcp_packet_fb_get_media_ssrc (&rtcp_packet));
|
|
fci_data = gst_rtcp_packet_fb_get_fci (&rtcp_packet);
|
|
|
|
fail_unless_equals_int (16,
|
|
gst_rtcp_packet_fb_get_fci_length (&rtcp_packet) * sizeof (guint32));
|
|
|
|
/* verify the FIR contains both SSRCs */
|
|
fail_unless_equals_int (0x87654321, GST_READ_UINT32_BE (fci_data));
|
|
fail_unless_equals_int (1, fci_data[4]);
|
|
fail_unless_equals_int (0, fci_data[5]);
|
|
fail_unless_equals_int (0, fci_data[6]);
|
|
fail_unless_equals_int (0, fci_data[7]);
|
|
fci_data += 8;
|
|
|
|
fail_unless_equals_int (0x12345678, GST_READ_UINT32_BE (fci_data));
|
|
fail_unless_equals_int (1, fci_data[4]);
|
|
fail_unless_equals_int (0, fci_data[5]);
|
|
fail_unless_equals_int (0, fci_data[6]);
|
|
fail_unless_equals_int (0, fci_data[7]);
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_request_pli)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket rtcp_packet;
|
|
|
|
/* add PLI-capabilites to our caps */
|
|
gst_caps_set_simple (h->caps, "rtcp-fb-nack-pli", G_TYPE_BOOLEAN, TRUE, NULL);
|
|
/* clear pt-map to removed the cached caps without PLI */
|
|
g_signal_emit_by_name (h->session, "clear-pt-map");
|
|
|
|
g_object_set (h->internal_session, "internal-ssrc", 0xDEADBEEF, NULL);
|
|
|
|
/* Receive a RTP buffer from the wire */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_test_buffer (0, 0x12345678)));
|
|
|
|
/* Wait for first regular RTCP to be sent so that we are clear to send early RTCP */
|
|
session_harness_produce_rtcp (h, 1);
|
|
gst_buffer_unref (session_harness_pull_rtcp (h));
|
|
|
|
/* request PLI */
|
|
session_harness_force_key_unit (h, 0, 0x12345678, TEST_BUF_PT, NULL, NULL);
|
|
|
|
/* PLI should be produced immediately as early RTCP is allowed. Pull buffer
|
|
without advancing the clock to ensure this is the case */
|
|
buf = session_harness_pull_rtcp (h);
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless_equals_int (3, gst_rtcp_buffer_get_packet_count (&rtcp));
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
|
|
/* first a Receiver Report */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* then a SDES */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SDES,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* and then our PLI */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_PSFB,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_PSFB_TYPE_PLI,
|
|
gst_rtcp_packet_fb_get_type (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (0xDEADBEEF,
|
|
gst_rtcp_packet_fb_get_sender_ssrc (&rtcp_packet));
|
|
fail_unless_equals_int (0x12345678,
|
|
gst_rtcp_packet_fb_get_media_ssrc (&rtcp_packet));
|
|
fail_unless_equals_int (0, gst_rtcp_packet_fb_get_fci_length (&rtcp_packet));
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_request_fir_after_pli_in_caps)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket rtcp_packet;
|
|
guint8 *fci_data;
|
|
|
|
/* add PLI-capabilites to our caps */
|
|
gst_caps_set_simple (h->caps, "rtcp-fb-nack-pli", G_TYPE_BOOLEAN, TRUE, NULL);
|
|
/* clear pt-map to removed the cached caps without PLI */
|
|
g_signal_emit_by_name (h->session, "clear-pt-map");
|
|
|
|
g_object_set (h->internal_session, "internal-ssrc", 0xDEADBEEF, NULL);
|
|
|
|
/* Receive a RTP buffer from the wire */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_test_buffer (0, 0x12345678)));
|
|
|
|
/* Wait for first regular RTCP to be sent so that we are clear to send early RTCP */
|
|
session_harness_produce_rtcp (h, 1);
|
|
gst_buffer_unref (session_harness_pull_rtcp (h));
|
|
|
|
/* request PLI */
|
|
session_harness_force_key_unit (h, 0, 0x12345678, TEST_BUF_PT, NULL, NULL);
|
|
|
|
/* PLI should be produced immediately as early RTCP is allowed. Pull buffer
|
|
without advancing the clock to ensure this is the case */
|
|
buf = session_harness_pull_rtcp (h);
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless_equals_int (3, gst_rtcp_buffer_get_packet_count (&rtcp));
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
|
|
/* first a Receiver Report */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* then a SDES */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SDES,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* and then our PLI */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_PSFB,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_PSFB_TYPE_PLI,
|
|
gst_rtcp_packet_fb_get_type (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (0xDEADBEEF,
|
|
gst_rtcp_packet_fb_get_sender_ssrc (&rtcp_packet));
|
|
fail_unless_equals_int (0x12345678,
|
|
gst_rtcp_packet_fb_get_media_ssrc (&rtcp_packet));
|
|
fail_unless_equals_int (0, gst_rtcp_packet_fb_get_fci_length (&rtcp_packet));
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
|
|
/* Rebuild the caps */
|
|
gst_caps_unref (h->caps);
|
|
h->caps = generate_caps ();
|
|
|
|
/* add FIR-capabilites to our caps */
|
|
gst_caps_set_simple (h->caps, "rtcp-fb-ccm-fir", G_TYPE_BOOLEAN, TRUE, NULL);
|
|
/* clear pt-map to removed the cached caps without fir */
|
|
g_signal_emit_by_name (h->session, "clear-pt-map");
|
|
|
|
/* Receive a RTP buffer from the wire */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_test_buffer (0, 0x12345678)));
|
|
|
|
/* fix to make the test deterministic: We need to wait for the RTCP-thread
|
|
to have settled to ensure the key-unit will considered once released */
|
|
gst_test_clock_wait_for_next_pending_id (h->testclock, NULL);
|
|
|
|
/* request FIR */
|
|
session_harness_force_key_unit (h, 0, 0x12345678, TEST_BUF_PT, NULL, NULL);
|
|
|
|
session_harness_produce_rtcp (h, 1);
|
|
buf = session_harness_pull_rtcp (h);
|
|
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless_equals_int (3, gst_rtcp_buffer_get_packet_count (&rtcp));
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
|
|
/* first a Receiver Report */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* then a SDES */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SDES,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* and then our FIR */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_PSFB,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_PSFB_TYPE_FIR,
|
|
gst_rtcp_packet_fb_get_type (&rtcp_packet));
|
|
|
|
/* FIR has sender-ssrc as normal, but media-ssrc set to 0, because
|
|
it can have multiple media-ssrcs in its fci-data */
|
|
fail_unless_equals_int (0xDEADBEEF,
|
|
gst_rtcp_packet_fb_get_sender_ssrc (&rtcp_packet));
|
|
fail_unless_equals_int (0, gst_rtcp_packet_fb_get_media_ssrc (&rtcp_packet));
|
|
fci_data = gst_rtcp_packet_fb_get_fci (&rtcp_packet);
|
|
|
|
fail_unless_equals_int (8,
|
|
gst_rtcp_packet_fb_get_fci_length (&rtcp_packet) * sizeof (guint32));
|
|
|
|
/* verify the FIR contains the SSRC */
|
|
fail_unless_equals_int (0x12345678, GST_READ_UINT32_BE (fci_data));
|
|
fail_unless_equals_int (1, fci_data[4]);
|
|
fail_unless_equals_int (0, fci_data[5]);
|
|
fail_unless_equals_int (0, fci_data[6]);
|
|
fail_unless_equals_int (0, fci_data[7]);
|
|
fail_unless_equals_int (0, fci_data[7]);
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_illegal_rtcp_fb_packet)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
/* Zero length RTCP feedback packet (reduced size) */
|
|
const guint8 rtcp_zero_fb_pkt[] = { 0x8f, 0xce, 0x00, 0x00 };
|
|
|
|
g_object_set (h->internal_session, "internal-ssrc", 0xDEADBEEF, NULL);
|
|
|
|
buf = gst_buffer_new_and_alloc (sizeof (rtcp_zero_fb_pkt));
|
|
gst_buffer_fill (buf, 0, rtcp_zero_fb_pkt, sizeof (rtcp_zero_fb_pkt));
|
|
GST_BUFFER_DTS (buf) = GST_BUFFER_PTS (buf) = G_GUINT64_CONSTANT (0);
|
|
|
|
/* Push the packet, this did previously crash because length of packet was
|
|
* never validated. */
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_recv_rtcp (h, buf));
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
typedef struct
|
|
{
|
|
GCond *cond;
|
|
GMutex *mutex;
|
|
gboolean fired;
|
|
} FeedbackRTCPCallbackData;
|
|
|
|
static void
|
|
feedback_rtcp_cb (GstElement * element, guint fbtype, guint fmt,
|
|
guint sender_ssrc, guint media_ssrc, GstBuffer * fci,
|
|
FeedbackRTCPCallbackData * cb_data)
|
|
{
|
|
g_mutex_lock (cb_data->mutex);
|
|
cb_data->fired = TRUE;
|
|
g_cond_wait (cb_data->cond, cb_data->mutex);
|
|
g_mutex_unlock (cb_data->mutex);
|
|
}
|
|
|
|
static void *
|
|
send_feedback_rtcp (SessionHarness * h)
|
|
{
|
|
GstRTCPPacket packet;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstBuffer *buffer = gst_rtcp_buffer_new (1000);
|
|
|
|
fail_unless (gst_rtcp_buffer_map (buffer, GST_MAP_READWRITE, &rtcp));
|
|
fail_unless (gst_rtcp_buffer_add_packet (&rtcp, GST_RTCP_TYPE_PSFB, &packet));
|
|
gst_rtcp_packet_fb_set_type (&packet, GST_RTCP_PSFB_TYPE_PLI);
|
|
gst_rtcp_packet_fb_set_fci_length (&packet, 0);
|
|
gst_rtcp_packet_fb_set_media_ssrc (&packet, 0xABE2B0B);
|
|
gst_rtcp_packet_fb_set_media_ssrc (&packet, 0xDEADBEEF);
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_recv_rtcp (h, buffer));
|
|
|
|
return NULL;
|
|
}
|
|
|
|
GST_START_TEST (test_feedback_rtcp_race)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
|
|
GCond cond;
|
|
GMutex mutex;
|
|
FeedbackRTCPCallbackData cb_data;
|
|
GThread *send_rtcp_thread;
|
|
|
|
g_cond_init (&cond);
|
|
g_mutex_init (&mutex);
|
|
cb_data.cond = &cond;
|
|
cb_data.mutex = &mutex;
|
|
cb_data.fired = FALSE;
|
|
g_signal_connect (h->internal_session, "on-feedback-rtcp",
|
|
G_CALLBACK (feedback_rtcp_cb), &cb_data);
|
|
|
|
/* Push RTP buffer making external source with SSRC=0xDEADBEEF */
|
|
fail_unless_equals_int (GST_FLOW_OK, session_harness_recv_rtp (h,
|
|
generate_test_buffer (0, 0xDEADBEEF)));
|
|
|
|
/* Push feedback RTCP with media SSRC=0xDEADBEEF */
|
|
send_rtcp_thread = g_thread_new (NULL, (GThreadFunc) send_feedback_rtcp, h);
|
|
|
|
/* Waiting for feedback RTCP callback to fire */
|
|
while (!cb_data.fired)
|
|
g_usleep (G_USEC_PER_SEC / 100);
|
|
|
|
/* While send_rtcp_thread thread is waiting for our signal
|
|
advance the clock by 30sec triggering removal of 0xDEADBEEF,
|
|
as if the source was inactive for too long */
|
|
session_harness_advance_and_crank (h, GST_SECOND * 30);
|
|
gst_buffer_unref (session_harness_pull_rtcp (h));
|
|
|
|
/* Let send_rtcp_thread finish */
|
|
g_mutex_lock (&mutex);
|
|
g_cond_signal (&cond);
|
|
g_mutex_unlock (&mutex);
|
|
g_thread_join (send_rtcp_thread);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_dont_send_rtcp_while_idle)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
|
|
/* verify the RTCP thread has not started */
|
|
fail_unless_equals_int (0, gst_test_clock_peek_id_count (h->testclock));
|
|
/* and that no RTCP has been pushed */
|
|
fail_unless_equals_int (0, gst_harness_buffers_in_queue (h->rtcp_h));
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_send_rtcp_when_signalled)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
gboolean ret;
|
|
|
|
/* verify the RTCP thread has not started */
|
|
fail_unless_equals_int (0, gst_test_clock_peek_id_count (h->testclock));
|
|
/* and that no RTCP has been pushed */
|
|
fail_unless_equals_int (0, gst_harness_buffers_in_queue (h->rtcp_h));
|
|
|
|
/* then ask explicitly to send RTCP */
|
|
g_signal_emit_by_name (h->internal_session,
|
|
"send-rtcp-full", GST_SECOND, &ret);
|
|
/* this is FALSE due to no next RTCP check time */
|
|
fail_unless (ret == FALSE);
|
|
|
|
/* "crank" and verify RTCP now was sent */
|
|
session_harness_crank_clock (h);
|
|
gst_buffer_unref (session_harness_pull_rtcp (h));
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static void
|
|
validate_sdes_priv (GstBuffer * buf, const char *name_ref, const char *value)
|
|
{
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket pkt;
|
|
|
|
fail_unless (gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp));
|
|
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &pkt));
|
|
|
|
do {
|
|
if (gst_rtcp_packet_get_type (&pkt) == GST_RTCP_TYPE_SDES) {
|
|
fail_unless (gst_rtcp_packet_sdes_first_entry (&pkt));
|
|
|
|
do {
|
|
GstRTCPSDESType type;
|
|
guint8 len;
|
|
guint8 *data;
|
|
|
|
fail_unless (gst_rtcp_packet_sdes_get_entry (&pkt, &type, &len, &data));
|
|
|
|
if (type == GST_RTCP_SDES_PRIV) {
|
|
char *name = g_strndup ((const gchar *) &data[1], data[0]);
|
|
len -= data[0] + 1;
|
|
data += data[0] + 1;
|
|
|
|
fail_unless_equals_int (len, strlen (value));
|
|
fail_unless (!strncmp (value, (char *) data, len));
|
|
fail_unless_equals_string (name, name_ref);
|
|
g_free (name);
|
|
goto sdes_done;
|
|
}
|
|
} while (gst_rtcp_packet_sdes_next_entry (&pkt));
|
|
|
|
g_assert_not_reached ();
|
|
}
|
|
} while (gst_rtcp_packet_move_to_next (&pkt));
|
|
|
|
g_assert_not_reached ();
|
|
|
|
sdes_done:
|
|
|
|
fail_unless (gst_rtcp_buffer_unmap (&rtcp));
|
|
|
|
}
|
|
|
|
GST_START_TEST (test_change_sent_sdes)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstStructure *s;
|
|
GstBuffer *buf;
|
|
gboolean ret;
|
|
GstFlowReturn res;
|
|
|
|
/* verify the RTCP thread has not started */
|
|
fail_unless_equals_int (0, gst_test_clock_peek_id_count (h->testclock));
|
|
/* and that no RTCP has been pushed */
|
|
fail_unless_equals_int (0, gst_harness_buffers_in_queue (h->rtcp_h));
|
|
|
|
s = gst_structure_new ("application/x-rtp-source-sdes",
|
|
"other", G_TYPE_STRING, "first", NULL);
|
|
g_object_set (h->internal_session, "sdes", s, NULL);
|
|
gst_structure_free (s);
|
|
|
|
/* then ask explicitly to send RTCP */
|
|
g_signal_emit_by_name (h->internal_session,
|
|
"send-rtcp-full", GST_SECOND, &ret);
|
|
/* this is FALSE due to no next RTCP check time */
|
|
fail_unless (ret == FALSE);
|
|
|
|
/* "crank" and verify RTCP now was sent */
|
|
session_harness_crank_clock (h);
|
|
buf = session_harness_pull_rtcp (h);
|
|
fail_unless (buf);
|
|
validate_sdes_priv (buf, "other", "first");
|
|
gst_buffer_unref (buf);
|
|
|
|
/* Change the SDES */
|
|
s = gst_structure_new ("application/x-rtp-source-sdes",
|
|
"other", G_TYPE_STRING, "second", NULL);
|
|
g_object_set (h->internal_session, "sdes", s, NULL);
|
|
gst_structure_free (s);
|
|
|
|
/* Send an RTP packet */
|
|
buf = generate_test_buffer (22, 10000);
|
|
res = session_harness_send_rtp (h, buf);
|
|
fail_unless_equals_int (GST_FLOW_OK, res);
|
|
|
|
/* "crank" enough to ensure a RTCP packet has been produced ! */
|
|
session_harness_crank_clock (h);
|
|
session_harness_crank_clock (h);
|
|
session_harness_crank_clock (h);
|
|
session_harness_crank_clock (h);
|
|
session_harness_crank_clock (h);
|
|
session_harness_crank_clock (h);
|
|
session_harness_crank_clock (h);
|
|
session_harness_crank_clock (h);
|
|
session_harness_crank_clock (h);
|
|
session_harness_crank_clock (h);
|
|
|
|
/* and verify RTCP now was sent with new SDES */
|
|
buf = session_harness_pull_rtcp (h);
|
|
validate_sdes_priv (buf, "other", "second");
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_request_nack)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket rtcp_packet;
|
|
guint8 *fci_data;
|
|
guint32 fci_length;
|
|
|
|
g_object_set (h->internal_session, "internal-ssrc", 0xDEADBEEF, NULL);
|
|
|
|
/* Receive a RTP buffer from the wire */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_test_buffer (0, 0x12345678)));
|
|
|
|
/* Wait for first regular RTCP to be sent so that we are clear to send early RTCP */
|
|
session_harness_produce_rtcp (h, 1);
|
|
gst_buffer_unref (session_harness_pull_rtcp (h));
|
|
|
|
/* request NACK immediately */
|
|
session_harness_rtp_retransmission_request (h, 0x12345678, 1234, 0, 0, 0);
|
|
|
|
/* NACK should be produced immediately as early RTCP is allowed. Pull buffer
|
|
without advancing the clock to ensure this is the case */
|
|
buf = session_harness_pull_rtcp (h);
|
|
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless_equals_int (3, gst_rtcp_buffer_get_packet_count (&rtcp));
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
|
|
/* first a Receiver Report */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* then a SDES */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SDES,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* and then our NACK */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RTPFB,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_RTPFB_TYPE_NACK,
|
|
gst_rtcp_packet_fb_get_type (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (0xDEADBEEF,
|
|
gst_rtcp_packet_fb_get_sender_ssrc (&rtcp_packet));
|
|
fail_unless_equals_int (0x12345678,
|
|
gst_rtcp_packet_fb_get_media_ssrc (&rtcp_packet));
|
|
|
|
fci_data = gst_rtcp_packet_fb_get_fci (&rtcp_packet);
|
|
fci_length =
|
|
gst_rtcp_packet_fb_get_fci_length (&rtcp_packet) * sizeof (guint32);
|
|
fail_unless_equals_int (4, fci_length);
|
|
fail_unless_equals_int (GST_READ_UINT32_BE (fci_data), 1234L << 16);
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
typedef struct
|
|
{
|
|
gulong id;
|
|
GstPad *pad;
|
|
GMutex mutex;
|
|
GCond cond;
|
|
gboolean blocked;
|
|
} BlockingProbeData;
|
|
|
|
static GstPadProbeReturn
|
|
on_rtcp_pad_blocked (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
|
|
{
|
|
BlockingProbeData *probe = user_data;
|
|
|
|
g_mutex_lock (&probe->mutex);
|
|
probe->blocked = TRUE;
|
|
g_cond_signal (&probe->cond);
|
|
g_mutex_unlock (&probe->mutex);
|
|
|
|
return GST_PAD_PROBE_OK;
|
|
}
|
|
|
|
static void
|
|
session_harness_block_rtcp (SessionHarness * h, BlockingProbeData * probe)
|
|
{
|
|
probe->pad = gst_element_get_static_pad (h->session, "send_rtcp_src");
|
|
fail_unless (probe->pad);
|
|
|
|
g_mutex_init (&probe->mutex);
|
|
g_cond_init (&probe->cond);
|
|
probe->blocked = FALSE;
|
|
probe->id = gst_pad_add_probe (probe->pad,
|
|
GST_PAD_PROBE_TYPE_BLOCK | GST_PAD_PROBE_TYPE_BUFFER |
|
|
GST_PAD_PROBE_TYPE_BUFFER_LIST, on_rtcp_pad_blocked, probe, NULL);
|
|
|
|
g_mutex_lock (&probe->mutex);
|
|
while (!probe->blocked) {
|
|
session_harness_crank_clock (h);
|
|
g_cond_wait (&probe->cond, &probe->mutex);
|
|
}
|
|
g_mutex_unlock (&probe->mutex);
|
|
}
|
|
|
|
static void
|
|
session_harness_unblock_rtcp (SessionHarness * h, BlockingProbeData * probe)
|
|
{
|
|
gst_pad_remove_probe (probe->pad, probe->id);
|
|
gst_object_unref (probe->pad);
|
|
g_mutex_clear (&probe->mutex);
|
|
}
|
|
|
|
GST_START_TEST (test_request_nack_surplus)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstRTCPPacket rtcp_packet;
|
|
BlockingProbeData probe;
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
guint8 *fci_data;
|
|
gint i;
|
|
GstStructure *sdes;
|
|
|
|
g_object_set (h->internal_session, "internal-ssrc", 0xDEADBEEF, NULL);
|
|
|
|
/* sdes cname has variable size, fix it */
|
|
g_object_get (h->internal_session, "sdes", &sdes, NULL);
|
|
gst_structure_set (sdes, "cname", G_TYPE_STRING, "user@test", NULL);
|
|
g_object_set (h->internal_session, "sdes", sdes, NULL);
|
|
gst_structure_free (sdes);
|
|
|
|
/* Receive a RTP buffer from the wire */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_test_buffer (0, 0x12345678)));
|
|
|
|
/* Block on first regular RTCP so we can fill the nack list */
|
|
session_harness_block_rtcp (h, &probe);
|
|
|
|
/* request 400 NACK with 17 seqnum distance to optain the worst possible
|
|
* packing */
|
|
for (i = 0; i < 350; i++)
|
|
session_harness_rtp_retransmission_request (h, 0x12345678, 1234 + i * 17,
|
|
0, 0, 0);
|
|
/* and the last 50 with a 2s deadline */
|
|
for (i = 350; i < 400; i++)
|
|
session_harness_rtp_retransmission_request (h, 0x12345678, 1234 + i * 17,
|
|
0, 2000, 0);
|
|
|
|
/* Unblock and wait for the regular and first early packet */
|
|
session_harness_unblock_rtcp (h, &probe);
|
|
session_harness_produce_rtcp (h, 2);
|
|
|
|
/* Move time forward, so that only the remaining 50 are still up to date */
|
|
session_harness_advance_and_crank (h, GST_SECOND);
|
|
session_harness_produce_rtcp (h, 3);
|
|
|
|
/* ignore the regular RTCP packet */
|
|
buf = session_harness_pull_rtcp (h);
|
|
gst_buffer_unref (buf);
|
|
|
|
/* validate the first early RTCP which should hold 335 Nack */
|
|
buf = session_harness_pull_rtcp (h);
|
|
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless_equals_int (3, gst_rtcp_buffer_get_packet_count (&rtcp));
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
|
|
/* first a Receiver Report */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* then a SDES */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SDES,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* and then our NACK */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RTPFB,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_RTPFB_TYPE_NACK,
|
|
gst_rtcp_packet_fb_get_type (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (0xDEADBEEF,
|
|
gst_rtcp_packet_fb_get_sender_ssrc (&rtcp_packet));
|
|
fail_unless_equals_int (0x12345678,
|
|
gst_rtcp_packet_fb_get_media_ssrc (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (340,
|
|
gst_rtcp_packet_fb_get_fci_length (&rtcp_packet));
|
|
fci_data = gst_rtcp_packet_fb_get_fci (&rtcp_packet);
|
|
fail_unless_equals_int (GST_READ_UINT32_BE (fci_data), 1234L << 16);
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
|
|
/* validate the second early RTCP which should hold 50 Nack */
|
|
buf = session_harness_pull_rtcp (h);
|
|
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless_equals_int (3, gst_rtcp_buffer_get_packet_count (&rtcp));
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
|
|
/* first a Receiver Report */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* then a SDES */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SDES,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* and then our NACK */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RTPFB,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_RTPFB_TYPE_NACK,
|
|
gst_rtcp_packet_fb_get_type (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (0xDEADBEEF,
|
|
gst_rtcp_packet_fb_get_sender_ssrc (&rtcp_packet));
|
|
fail_unless_equals_int (0x12345678,
|
|
gst_rtcp_packet_fb_get_media_ssrc (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (50, gst_rtcp_packet_fb_get_fci_length (&rtcp_packet));
|
|
fci_data = gst_rtcp_packet_fb_get_fci (&rtcp_packet);
|
|
fail_unless_equals_int (GST_READ_UINT32_BE (fci_data),
|
|
(guint16) (1234 + 350 * 17) << 16);
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_request_nack_packing)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstRTCPPacket rtcp_packet;
|
|
BlockingProbeData probe;
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
guint8 *fci_data;
|
|
gint i;
|
|
|
|
g_object_set (h->internal_session, "internal-ssrc", 0xDEADBEEF, NULL);
|
|
|
|
/* Receive a RTP buffer from the wire */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_test_buffer (0, 0x12345678)));
|
|
|
|
/* Block on first regular RTCP so we can fill the nack list */
|
|
session_harness_block_rtcp (h, &probe);
|
|
|
|
/* append 16 consecutive seqnum */
|
|
for (i = 1; i < 17; i++)
|
|
session_harness_rtp_retransmission_request (h, 0x12345678, 1234 + i,
|
|
0, 0, 0);
|
|
/* prepend one, still consecutive */
|
|
session_harness_rtp_retransmission_request (h, 0x12345678, 1234, 0, 0, 0);
|
|
/* update it */
|
|
session_harness_rtp_retransmission_request (h, 0x12345678, 1234, 0, 0, 0);
|
|
|
|
/* Unblock and wait for the regular and first early packet */
|
|
session_harness_unblock_rtcp (h, &probe);
|
|
session_harness_produce_rtcp (h, 2);
|
|
|
|
/* ignore the regular RTCP packet */
|
|
buf = session_harness_pull_rtcp (h);
|
|
gst_buffer_unref (buf);
|
|
|
|
/* validate the early RTCP which should hold 1 Nack */
|
|
buf = session_harness_pull_rtcp (h);
|
|
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless_equals_int (3, gst_rtcp_buffer_get_packet_count (&rtcp));
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
|
|
/* first a Receiver Report */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* then a SDES */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SDES,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* and then our NACK */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RTPFB,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_RTPFB_TYPE_NACK,
|
|
gst_rtcp_packet_fb_get_type (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (0xDEADBEEF,
|
|
gst_rtcp_packet_fb_get_sender_ssrc (&rtcp_packet));
|
|
fail_unless_equals_int (0x12345678,
|
|
gst_rtcp_packet_fb_get_media_ssrc (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (1, gst_rtcp_packet_fb_get_fci_length (&rtcp_packet));
|
|
fci_data = gst_rtcp_packet_fb_get_fci (&rtcp_packet);
|
|
fail_unless_equals_int (GST_READ_UINT32_BE (fci_data), 1234L << 16 | 0xFFFF);
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_disable_sr_timestamp)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket rtcp_packet;
|
|
guint64 ntptime;
|
|
guint32 rtptime;
|
|
|
|
g_object_set (h->internal_session, "disable-sr-timestamp", TRUE, NULL);
|
|
|
|
/* Push RTP buffer to make sure RTCP-thread have started */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_send_rtp (h, generate_test_buffer (0, 0xDEADBEEF)));
|
|
|
|
/* crank the RTCP-thread and pull out rtcp, generating a stats-callback */
|
|
session_harness_crank_clock (h);
|
|
buf = session_harness_pull_rtcp (h);
|
|
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READWRITE, &rtcp);
|
|
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
|
|
gst_rtcp_packet_sr_get_sender_info (&rtcp_packet, NULL, &ntptime, &rtptime,
|
|
NULL, NULL);
|
|
|
|
fail_unless_equals_uint64 (ntptime, 0);
|
|
fail_unless (rtptime == 0);
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static guint
|
|
on_sending_nacks (GObject * internal_session, guint sender_ssrc,
|
|
guint media_ssrc, GArray * nacks, GstBuffer * buffer)
|
|
{
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket packet;
|
|
guint16 seqnum = g_array_index (nacks, guint16, 0);
|
|
guint8 *data;
|
|
|
|
if (seqnum == 1235)
|
|
return 0;
|
|
|
|
fail_unless (gst_rtcp_buffer_map (buffer, GST_MAP_READWRITE, &rtcp));
|
|
fail_unless (gst_rtcp_buffer_add_packet (&rtcp, GST_RTCP_TYPE_APP, &packet));
|
|
|
|
gst_rtcp_packet_app_set_ssrc (&packet, media_ssrc);
|
|
gst_rtcp_packet_app_set_name (&packet, "TEST");
|
|
|
|
fail_unless (gst_rtcp_packet_app_set_data_length (&packet, 1));
|
|
data = gst_rtcp_packet_app_get_data (&packet);
|
|
GST_WRITE_UINT32_BE (data, seqnum);
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
return 1;
|
|
}
|
|
|
|
GST_START_TEST (test_on_sending_nacks)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
BlockingProbeData probe;
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket rtcp_packet;
|
|
guint8 *data;
|
|
|
|
g_object_set (h->internal_session, "internal-ssrc", 0xDEADBEEF, NULL);
|
|
|
|
/* Receive a RTP buffer from the wire */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_test_buffer (0, 0x12345678)));
|
|
|
|
/* Block on first regular RTCP so we can fill the nack list */
|
|
session_harness_block_rtcp (h, &probe);
|
|
g_signal_connect (h->internal_session, "on-sending-nacks",
|
|
G_CALLBACK (on_sending_nacks), NULL);
|
|
|
|
/* request NACK immediately */
|
|
session_harness_rtp_retransmission_request (h, 0x12345678, 1234, 0, 0, 0);
|
|
session_harness_rtp_retransmission_request (h, 0x12345678, 1235, 0, 0, 0);
|
|
|
|
session_harness_unblock_rtcp (h, &probe);
|
|
gst_buffer_unref (session_harness_pull_rtcp (h));
|
|
session_harness_produce_rtcp (h, 2);
|
|
|
|
/* first packet only includes seqnum 1234 in an APP FB */
|
|
buf = session_harness_pull_rtcp (h);
|
|
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless_equals_int (3, gst_rtcp_buffer_get_packet_count (&rtcp));
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
|
|
/* first a Receiver Report */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* then a SDES */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SDES,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* and then our NACK */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_APP,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless_equals_string ("TEST",
|
|
gst_rtcp_packet_app_get_name (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (0x12345678,
|
|
gst_rtcp_packet_app_get_ssrc (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (1,
|
|
gst_rtcp_packet_app_get_data_length (&rtcp_packet));
|
|
data = gst_rtcp_packet_app_get_data (&rtcp_packet);
|
|
fail_unless_equals_int (GST_READ_UINT32_BE (data), 1234L);
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
|
|
/* second will contain seqnum 1235 in a generic nack packet */
|
|
buf = session_harness_pull_rtcp (h);
|
|
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless_equals_int (3, gst_rtcp_buffer_get_packet_count (&rtcp));
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
|
|
/* first a Receiver Report */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* then a SDES */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SDES,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* and then our NACK */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RTPFB,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_RTPFB_TYPE_NACK,
|
|
gst_rtcp_packet_fb_get_type (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (0xDEADBEEF,
|
|
gst_rtcp_packet_fb_get_sender_ssrc (&rtcp_packet));
|
|
fail_unless_equals_int (0x12345678,
|
|
gst_rtcp_packet_fb_get_media_ssrc (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (1, gst_rtcp_packet_fb_get_fci_length (&rtcp_packet));
|
|
data = gst_rtcp_packet_fb_get_fci (&rtcp_packet);
|
|
fail_unless_equals_int (GST_READ_UINT32_BE (data), 1235L << 16);
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static void
|
|
disable_probation_on_new_ssrc (GObject * session, GObject * source)
|
|
{
|
|
g_object_set (source, "probation", 0, NULL);
|
|
}
|
|
|
|
GST_START_TEST (test_disable_probation)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
|
|
g_object_set (h->internal_session, "internal-ssrc", 0xDEADBEEF, NULL);
|
|
g_signal_connect (h->internal_session, "on-new-ssrc",
|
|
G_CALLBACK (disable_probation_on_new_ssrc), NULL);
|
|
|
|
/* Receive a RTP buffer from the wire */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_test_buffer (0, 0x12345678)));
|
|
|
|
/* When probation is disabled, the packet should be produced immediately */
|
|
fail_unless_equals_int (1, gst_harness_buffers_in_queue (h->recv_rtp_h));
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_request_late_nack)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket rtcp_packet;
|
|
guint8 *fci_data;
|
|
guint32 fci_length;
|
|
|
|
g_object_set (h->internal_session, "internal-ssrc", 0xDEADBEEF, NULL);
|
|
|
|
/* Receive a RTP buffer from the wire */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_test_buffer (0, 0x12345678)));
|
|
|
|
/* Wait for first regular RTCP to be sent so that we are clear to send early RTCP */
|
|
session_harness_produce_rtcp (h, 1);
|
|
gst_buffer_unref (session_harness_pull_rtcp (h));
|
|
|
|
/* request NACK immediately, but also advance the clock, so the request is
|
|
* now late, but it should be kept to avoid sending an early rtcp without
|
|
* NACK. This would otherwise lead to a stall if the late packet was cause
|
|
* by high RTT, we need to send some RTX in order to update that statistic. */
|
|
session_harness_rtp_retransmission_request (h, 0x12345678, 1234, 0, 0, 0);
|
|
gst_test_clock_advance_time (h->testclock, 100 * GST_USECOND);
|
|
|
|
/* NACK should be produced immediately as early RTCP is allowed. Pull buffer
|
|
without advancing the clock to ensure this is the case */
|
|
buf = session_harness_pull_rtcp (h);
|
|
|
|
fail_unless (gst_rtcp_buffer_validate (buf));
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless_equals_int (3, gst_rtcp_buffer_get_packet_count (&rtcp));
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &rtcp_packet));
|
|
|
|
/* first a Receiver Report */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RR,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* then a SDES */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_SDES,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless (gst_rtcp_packet_move_to_next (&rtcp_packet));
|
|
|
|
/* and then our NACK */
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RTPFB,
|
|
gst_rtcp_packet_get_type (&rtcp_packet));
|
|
fail_unless_equals_int (GST_RTCP_RTPFB_TYPE_NACK,
|
|
gst_rtcp_packet_fb_get_type (&rtcp_packet));
|
|
|
|
fail_unless_equals_int (0xDEADBEEF,
|
|
gst_rtcp_packet_fb_get_sender_ssrc (&rtcp_packet));
|
|
fail_unless_equals_int (0x12345678,
|
|
gst_rtcp_packet_fb_get_media_ssrc (&rtcp_packet));
|
|
|
|
fci_data = gst_rtcp_packet_fb_get_fci (&rtcp_packet);
|
|
fci_length =
|
|
gst_rtcp_packet_fb_get_fci_length (&rtcp_packet) * sizeof (guint32);
|
|
fail_unless_equals_int (4, fci_length);
|
|
fail_unless_equals_int (GST_READ_UINT32_BE (fci_data), 1234L << 16);
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static gpointer
|
|
_push_caps_events (gpointer user_data)
|
|
{
|
|
SessionHarness *h = user_data;
|
|
gint payload = 0;
|
|
while (h->running) {
|
|
|
|
GstCaps *caps = gst_caps_new_simple ("application/x-rtp",
|
|
"payload", G_TYPE_INT, payload,
|
|
NULL);
|
|
gst_harness_set_src_caps (h->recv_rtp_h, caps);
|
|
g_thread_yield ();
|
|
payload++;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
GST_START_TEST (test_clear_pt_map_stress)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GThread *thread;
|
|
guint i;
|
|
|
|
h->running = TRUE;
|
|
thread = g_thread_new (NULL, _push_caps_events, h);
|
|
|
|
for (i = 0; i < 1000; i++) {
|
|
g_signal_emit_by_name (h->session, "clear-pt-map");
|
|
g_thread_yield ();
|
|
}
|
|
|
|
h->running = FALSE;
|
|
g_thread_join (thread);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static GstBuffer *
|
|
generate_stepped_ts_buffer (guint i, gboolean stepped)
|
|
{
|
|
GstBuffer *buf;
|
|
guint ts = (TEST_BUF_CLOCK_RATE * i) / 1000;
|
|
|
|
if (stepped) {
|
|
const int TEST_BUF_CLOCK_STEP = TEST_BUF_CLOCK_RATE / 30;
|
|
|
|
ts /= TEST_BUF_CLOCK_STEP;
|
|
ts *= TEST_BUF_CLOCK_STEP;
|
|
}
|
|
GST_LOG ("ts: %" GST_TIME_FORMAT " rtp: %u (%" GST_TIME_FORMAT "), seq: %u\n",
|
|
GST_TIME_ARGS (i * GST_MSECOND), ts,
|
|
GST_TIME_ARGS (gst_util_uint64_scale_int (GST_SECOND, ts,
|
|
TEST_BUF_CLOCK_RATE)), i);
|
|
|
|
buf = generate_test_buffer_full (i * GST_MSECOND, i, ts, 0xAAAA, FALSE,
|
|
TEST_BUF_PT, 0, 0);
|
|
return buf;
|
|
}
|
|
|
|
static void
|
|
test_packet_rate_impl (gboolean stepped)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
guint i;
|
|
const int PROBATION_CNT = 5;
|
|
GstStructure *stats;
|
|
GObject *source;
|
|
guint pktrate;
|
|
|
|
/* First do probation */
|
|
for (i = 0; i < PROBATION_CNT; i++) {
|
|
buf = generate_stepped_ts_buffer (i, stepped);
|
|
fail_unless_equals_int (session_harness_recv_rtp (h, buf), GST_FLOW_OK);
|
|
}
|
|
for (i = 0; i < PROBATION_CNT; i++) {
|
|
buf = gst_harness_pull (h->recv_rtp_h);
|
|
fail_unless (buf);
|
|
gst_buffer_unref (buf);
|
|
}
|
|
|
|
/* Now run the real test */
|
|
for (i = PROBATION_CNT; i < 10000; i++) {
|
|
buf = generate_stepped_ts_buffer (i, stepped);
|
|
fail_unless_equals_int (session_harness_recv_rtp (h, buf), GST_FLOW_OK);
|
|
|
|
buf = gst_harness_pull (h->recv_rtp_h);
|
|
fail_unless (buf);
|
|
gst_buffer_unref (buf);
|
|
}
|
|
|
|
g_signal_emit_by_name (h->internal_session, "get-source-by-ssrc", 0xAAAA,
|
|
&source);
|
|
|
|
g_object_get (source, "stats", &stats, NULL);
|
|
|
|
fail_unless (gst_structure_get_uint (stats, "recv-packet-rate", &pktrate));
|
|
fail_unless (pktrate > 900 && pktrate < 1100); /* Allow 10% of error */
|
|
|
|
gst_structure_free (stats);
|
|
g_object_unref (source);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_START_TEST (test_packet_rate)
|
|
{
|
|
test_packet_rate_impl (FALSE);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_stepped_packet_rate)
|
|
{
|
|
test_packet_rate_impl (TRUE);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
|
|
/********************* TWCC-tests *********************/
|
|
|
|
static GstRTCPFBType
|
|
_gst_buffer_get_rtcp_fbtype (GstBuffer * buf)
|
|
{
|
|
GstRTCPFBType ret = GST_RTCP_FB_TYPE_INVALID;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket packet;
|
|
|
|
if (!gst_rtcp_buffer_validate_reduced (buf))
|
|
return ret;
|
|
|
|
if (!gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp))
|
|
return ret;
|
|
|
|
if (!gst_rtcp_buffer_get_first_packet (&rtcp, &packet))
|
|
goto done;
|
|
|
|
if (GST_RTCP_TYPE_RTPFB != gst_rtcp_packet_get_type (&packet))
|
|
goto done;
|
|
|
|
ret = gst_rtcp_packet_fb_get_type (&packet);
|
|
|
|
done:
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
return ret;
|
|
}
|
|
|
|
static GstBuffer *
|
|
session_harness_produce_twcc (SessionHarness * h)
|
|
{
|
|
GstBuffer *buf = NULL;
|
|
while (TRUE) {
|
|
session_harness_crank_clock (h);
|
|
buf = session_harness_pull_rtcp (h);
|
|
if (GST_RTCP_RTPFB_TYPE_TWCC == _gst_buffer_get_rtcp_fbtype (buf)) {
|
|
break;
|
|
} else {
|
|
gst_buffer_unref (buf);
|
|
}
|
|
/* allow the rtcp-thread to settle before cranking again */
|
|
gst_test_clock_wait_for_next_pending_id (h->testclock, NULL);
|
|
}
|
|
return buf;
|
|
}
|
|
|
|
typedef struct
|
|
{
|
|
guint16 base_seqnum;
|
|
guint16 num_packets;
|
|
GstClockTime base_time;
|
|
GstClockTime duration;
|
|
} TWCCTestData;
|
|
|
|
static TWCCTestData twcc_header_and_run_length_test_data[] = {
|
|
{0, 10, 0, 33 * GST_MSECOND},
|
|
{65530, 12, 37 * 64 * GST_MSECOND, 10 * GST_MSECOND}, /* seqnum wrap */
|
|
{99, 200, 1024 * 64 * GST_MSECOND, 10 * GST_MSECOND}, /* many packets */
|
|
{20000, 23, 0, 250 * GST_USECOND}, /* minimal duration */
|
|
{56000, 15, 1000 * 64 * GST_MSECOND, 10 * GST_MSECOND}, /* timestamp offset */
|
|
};
|
|
|
|
GST_START_TEST (test_twcc_header_and_run_length)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
gint i;
|
|
GstFlowReturn res;
|
|
GstBuffer *buf;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstRTCPPacket packet;
|
|
guint8 *fci_data;
|
|
guint16 run_length;
|
|
|
|
TWCCTestData *td = &twcc_header_and_run_length_test_data[__i__];
|
|
|
|
/* enable twcc */
|
|
session_harness_set_twcc_recv_ext_id (h, TEST_TWCC_EXT_ID);
|
|
|
|
/* receive some buffers */
|
|
for (i = 0; i < td->num_packets; i++) {
|
|
gboolean last_packet = i == (td->num_packets - 1);
|
|
|
|
GstClockTime now = gst_clock_get_time (GST_CLOCK_CAST (h->testclock));
|
|
GstClockTime ts = td->base_time + i * td->duration;
|
|
if (ts > now)
|
|
gst_test_clock_set_time (h->testclock, ts);
|
|
|
|
buf = generate_twcc_recv_buffer (i + td->base_seqnum, ts, last_packet);
|
|
res = session_harness_recv_rtp (h, buf);
|
|
fail_unless_equals_int (GST_FLOW_OK, res);
|
|
}
|
|
|
|
buf = session_harness_produce_twcc (h);
|
|
fail_unless (buf);
|
|
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &packet));
|
|
|
|
fci_data = gst_rtcp_packet_fb_get_fci (&packet);
|
|
|
|
/* base seqnum */
|
|
fail_unless_equals_int (td->base_seqnum, GST_READ_UINT16_BE (&fci_data[0]));
|
|
|
|
/* packet count */
|
|
fail_unless_equals_int (td->num_packets, GST_READ_UINT16_BE (&fci_data[2]));
|
|
|
|
/* reference time (in 64ms units) */
|
|
fail_unless_equals_int (td->base_time,
|
|
GST_READ_UINT24_BE (&fci_data[4]) * 64 * GST_MSECOND);
|
|
|
|
/* feedback packet number */
|
|
fail_unless_equals_int (0, fci_data[7]);
|
|
|
|
/* run-length coding */
|
|
fail_unless_equals_int (0, fci_data[8] & 0x80);
|
|
|
|
/* status: small-delta */
|
|
fail_unless_equals_int (0x20, fci_data[8] & 0x60);
|
|
|
|
/* packets in run_length */
|
|
run_length = GST_READ_UINT16_BE (&fci_data[8]);
|
|
run_length = run_length & ~0xE000; /* mask out the upper 3 status bits */
|
|
fail_unless_equals_int (td->num_packets, run_length);
|
|
|
|
/* first recv-delta always 0 */
|
|
fail_unless_equals_int (0, fci_data[10]);
|
|
|
|
/* following recv-delta equal to duration (in 250us units) */
|
|
fail_unless_equals_clocktime (td->duration, fci_data[11] * 250 * GST_USECOND);
|
|
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
typedef struct
|
|
{
|
|
guint16 seqnum;
|
|
GstClockTime timestamp;
|
|
gboolean marker;
|
|
} TWCCPacket;
|
|
|
|
#define TWCC_DELTA_UNIT (250 * GST_USECOND)
|
|
|
|
static void
|
|
fail_unless_equals_twcc_clocktime (GstClockTime twcc_packet_ts,
|
|
GstClockTime pkt_ts)
|
|
{
|
|
fail_unless_equals_clocktime (
|
|
(twcc_packet_ts / TWCC_DELTA_UNIT) * TWCC_DELTA_UNIT, pkt_ts);
|
|
}
|
|
|
|
#define twcc_push_packets(h, packets) \
|
|
G_STMT_START { \
|
|
guint i; \
|
|
session_harness_set_twcc_recv_ext_id ((h), TEST_TWCC_EXT_ID); \
|
|
for (i = 0; i < G_N_ELEMENTS ((packets)); i++) { \
|
|
TWCCPacket *twcc_pkt = &(packets)[i]; \
|
|
GstClockTime now = gst_clock_get_time (GST_CLOCK_CAST (h->testclock)); \
|
|
if (twcc_pkt->timestamp > now) \
|
|
gst_test_clock_set_time ((h->testclock), twcc_pkt->timestamp); \
|
|
fail_unless_equals_int (GST_FLOW_OK, \
|
|
session_harness_recv_rtp ((h), \
|
|
generate_twcc_recv_buffer (twcc_pkt->seqnum, \
|
|
twcc_pkt->timestamp, twcc_pkt->marker))); \
|
|
} \
|
|
} G_STMT_END
|
|
|
|
#define twcc_verify_fci(buf, exp_fci) \
|
|
G_STMT_START { \
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT; \
|
|
GstRTCPPacket packet; \
|
|
guint8 *fci_data; \
|
|
guint16 fci_length; \
|
|
fail_unless (gst_rtcp_buffer_validate_reduced (buf)); \
|
|
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp); \
|
|
fail_unless (gst_rtcp_buffer_get_first_packet (&rtcp, &packet)); \
|
|
fail_unless_equals_int (GST_RTCP_TYPE_RTPFB, \
|
|
gst_rtcp_packet_get_type (&packet)); \
|
|
fail_unless_equals_int (GST_RTCP_RTPFB_TYPE_TWCC, \
|
|
gst_rtcp_packet_fb_get_type (&packet)); \
|
|
fci_data = gst_rtcp_packet_fb_get_fci (&packet); \
|
|
fci_length = gst_rtcp_packet_fb_get_fci_length (&packet) * sizeof (guint32); \
|
|
GST_MEMDUMP ("fci:", fci_data, fci_length); \
|
|
fail_unless_equals_int (fci_length, sizeof (exp_fci)); \
|
|
fail_unless_equals_int (0, memcmp (fci_data, (exp_fci), fci_length)); \
|
|
gst_rtcp_buffer_unmap (&rtcp); \
|
|
} G_STMT_END
|
|
|
|
#define twcc_verify_packets_to_fci(h, packets, exp_fci) \
|
|
G_STMT_START { \
|
|
GstBuffer *buf; \
|
|
twcc_push_packets (h, packets); \
|
|
buf = session_harness_produce_twcc ((h)); \
|
|
twcc_verify_fci (buf, exp_fci); \
|
|
gst_buffer_unref (buf); \
|
|
} G_STMT_END
|
|
|
|
#define twcc_verify_packets_to_event(packets, event) \
|
|
G_STMT_START { \
|
|
guint i; \
|
|
guint j = 0; \
|
|
GValueArray *packets_array = g_value_get_boxed ( \
|
|
gst_structure_get_value (gst_event_get_structure ((event)), "packets")); \
|
|
for (i = 0; i < packets_array->n_values; i++) { \
|
|
TWCCPacket *twcc_pkt; \
|
|
GstClockTime ts; \
|
|
guint seqnum; \
|
|
gboolean lost; \
|
|
const GstStructure *pkt_s = \
|
|
gst_value_get_structure (g_value_array_get_nth (packets_array, i)); \
|
|
fail_unless (gst_structure_get_boolean (pkt_s, "lost", &lost)); \
|
|
if (lost) \
|
|
continue; \
|
|
fail_unless (gst_structure_get_clock_time (pkt_s, "remote-ts", &ts)); \
|
|
fail_unless (gst_structure_get_uint (pkt_s, "seqnum", &seqnum)); \
|
|
twcc_pkt = &(packets)[j++]; \
|
|
fail_unless_equals_int (twcc_pkt->seqnum, seqnum); \
|
|
fail_unless_equals_twcc_clocktime (twcc_pkt->timestamp, ts); \
|
|
} \
|
|
gst_event_unref (event); \
|
|
} G_STMT_END
|
|
|
|
#define twcc_verify_packets_to_packets(send_h, recv_h, packets) \
|
|
G_STMT_START { \
|
|
guint i; \
|
|
GstEvent *event; \
|
|
twcc_push_packets ((recv_h), packets); \
|
|
session_harness_recv_rtcp ((send_h), \
|
|
session_harness_produce_twcc ((recv_h))); \
|
|
for (i = 0; i < 2; i++) \
|
|
gst_event_unref (gst_harness_pull_upstream_event ((send_h)->send_rtp_h)); \
|
|
event = gst_harness_pull_upstream_event ((send_h)->send_rtp_h); \
|
|
twcc_verify_packets_to_event (packets, event); \
|
|
} G_STMT_END
|
|
|
|
#define twcc_verify_stats(h, bitrate_sent, bitrate_recv, pkts_sent, pkts_recv, loss_pct, avg_dod) \
|
|
G_STMT_START { \
|
|
GstStructure *twcc_stats; \
|
|
guint stats_bitrate_sent; \
|
|
guint stats_bitrate_recv; \
|
|
guint stats_packets_sent; \
|
|
guint stats_packets_recv; \
|
|
gdouble stats_loss_pct; \
|
|
GstClockTimeDiff stats_avg_dod; \
|
|
twcc_stats = session_harness_get_last_twcc_stats (h); \
|
|
fail_unless (gst_structure_get (twcc_stats, \
|
|
"bitrate-sent", G_TYPE_UINT, &stats_bitrate_sent, \
|
|
"bitrate-recv", G_TYPE_UINT, &stats_bitrate_recv, \
|
|
"packets-sent", G_TYPE_UINT, &stats_packets_sent, \
|
|
"packets-recv", G_TYPE_UINT, &stats_packets_recv, \
|
|
"packet-loss-pct", G_TYPE_DOUBLE, &stats_loss_pct, \
|
|
"avg-delta-of-delta", G_TYPE_INT64, &stats_avg_dod, NULL)); \
|
|
fail_unless_equals_int (bitrate_sent, stats_bitrate_sent); \
|
|
fail_unless_equals_int (bitrate_recv, stats_bitrate_recv); \
|
|
fail_unless_equals_int (pkts_sent, stats_packets_sent); \
|
|
fail_unless_equals_int (pkts_recv, stats_packets_recv); \
|
|
fail_unless_equals_float (loss_pct, stats_loss_pct); \
|
|
fail_unless_equals_int64 (avg_dod, stats_avg_dod); \
|
|
gst_structure_free (twcc_stats); \
|
|
} G_STMT_END
|
|
|
|
GST_START_TEST (test_twcc_1_bit_status_vector)
|
|
{
|
|
SessionHarness *h0 = session_harness_new ();
|
|
SessionHarness *h1 = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
{10, 0 * GST_MSECOND, FALSE},
|
|
{12, 12 * GST_MSECOND, FALSE},
|
|
{14, 14 * GST_MSECOND, FALSE},
|
|
{15, 15 * GST_MSECOND, FALSE},
|
|
{17, 17 * GST_MSECOND, FALSE},
|
|
{20, 20 * GST_MSECOND, FALSE},
|
|
{21, 21 * GST_MSECOND, FALSE},
|
|
{23, 23 * GST_MSECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x00, 0x0a, /* base sequence number: 10 */
|
|
0x00, 0x0e, /* packet status count: 14 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0xab, 0x4d, /* packet chunk: 1 0 1 0 1 0 1 1 | 0 1 0 0 1 1 0 1 */
|
|
0x00, /* recv delta: +0:00:00.000000000 */
|
|
0x30, /* recv delta: +0:00:00.012000000 */
|
|
0x08, /* recv delta: +0:00:00.002000000 */
|
|
0x04, /* recv delta: +0:00:00.001000000 */
|
|
0x08, /* recv delta: +0:00:00.002000000 */
|
|
0x0c, /* recv delta: +0:00:00.003000000 */
|
|
0x04, /* recv delta: +0:00:00.001000000 */
|
|
0x08, /* recv delta: +0:00:00.002000000 */
|
|
0x00, 0x00, /* padding */
|
|
};
|
|
|
|
/* check we get the expected fci */
|
|
twcc_verify_packets_to_fci (h0, packets, exp_fci);
|
|
|
|
/* and check we can parse this back to the original packets */
|
|
twcc_verify_packets_to_packets (h1, h1, packets);
|
|
|
|
session_harness_free (h0);
|
|
session_harness_free (h1);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_status_vector_split_large_delta)
|
|
{
|
|
SessionHarness *h0 = session_harness_new ();
|
|
SessionHarness *h1 = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
{1, 1 * 60 * GST_MSECOND, FALSE},
|
|
{2, 2 * 60 * GST_MSECOND, FALSE},
|
|
{3, 3 * 60 * GST_MSECOND, FALSE},
|
|
{4, 4 * 60 * GST_MSECOND, FALSE},
|
|
{5, 5 * 60 * GST_MSECOND, FALSE},
|
|
{6, 6 * 60 * GST_MSECOND, FALSE},
|
|
{7, 7 * 60 * GST_MSECOND, FALSE},
|
|
{8, 8 * 60 * GST_MSECOND, FALSE},
|
|
{9, 9 * 60 * GST_MSECOND, FALSE},
|
|
{10, 10 * 60 * GST_MSECOND, FALSE},
|
|
{11, 11 * 60 * GST_MSECOND, FALSE},
|
|
{12, 12 * 60 * GST_MSECOND, FALSE},
|
|
{13, 13 * 60 * GST_MSECOND, FALSE},
|
|
{14, 14 * 60 * GST_MSECOND, FALSE},
|
|
|
|
{15, 60 * 60 * GST_MSECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x00, 0x01, /* base sequence number: 1 */
|
|
0x00, 0x0f, /* packet status count: 15 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0x20, 0x0e, /* run-length chunk with small delta for #1 to #14: 0 0 1 0 0 0 0 0 | 0 0 0 0 1 1 1 0 */
|
|
0x40, 0x01, /* rung-length with large delta for #15: 0 1 0 0 0 0 0 0 | 0 0 0 0 0 0 0 1 */
|
|
|
|
/* recv deltas: */
|
|
0xf0, 0xf0, /* 14 small deltas : +0:00:00.060000000 */
|
|
0xf0, 0xf0,
|
|
0xf0, 0xf0,
|
|
0xf0, 0xf0,
|
|
0xf0, 0xf0,
|
|
0xf0, 0xf0,
|
|
0xf0, 0xf0,
|
|
0x2b, 0x20, /* large delta: +0:00:02.760000000 */
|
|
};
|
|
|
|
twcc_verify_packets_to_fci (h0, packets, exp_fci);
|
|
twcc_verify_packets_to_packets (h1, h1, packets);
|
|
|
|
session_harness_free (h0);
|
|
session_harness_free (h1);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_2_bit_status_vector)
|
|
{
|
|
SessionHarness *h0 = session_harness_new ();
|
|
SessionHarness *h1 = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
{5, 5 * 64 * GST_MSECOND, FALSE},
|
|
{7, 7 * 64 * GST_MSECOND, FALSE},
|
|
{8, 8 * 64 * GST_MSECOND, FALSE},
|
|
{11, 12 * 64 * GST_MSECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x00, 0x05, /* base sequence number: 5 */
|
|
0x00, 0x07, /* packet status count: 7 */
|
|
0x00, 0x00, 0x05, /* reference time: 5 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0xd2, 0x82, /* packet chunk: 1 1 0 1 0 0 1 0 | 1 0 0 0 0 0 1 0 */
|
|
/* normal, missing, large, large, missing, missing, large */
|
|
0x00, /* recv delta: +0:00:00.000000000 */
|
|
0x02, 0x00, /* recv delta: +0:00:00.128000000 */
|
|
0x01, 0x00, /* recv delta: +0:00:00.064000000 */
|
|
0x04, 0x00, /* recv delta: +0:00:00.256000000 */
|
|
0x00, 0x00, 0x00, /* padding */
|
|
};
|
|
|
|
twcc_verify_packets_to_fci (h0, packets, exp_fci);
|
|
|
|
twcc_verify_packets_to_packets (h1, h1, packets);
|
|
|
|
session_harness_free (h0);
|
|
session_harness_free (h1);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_2_bit_over_capacity)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
{0, 0 * GST_MSECOND, FALSE},
|
|
{6, 250 * 250 + 250 * GST_MSECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x00, 0x00, /* base sequence number: 0 */
|
|
0x00, 0x07, /* packet status count: 7 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0xd0, 0x02, /* packet chunk: 1 1 0 1 0 0 0 0 | 0 0 0 0 0 0 1 0 */
|
|
0x00, /* recv delta: +0:00:00.000000000 */
|
|
0x03, 0xe8, /* recv delta: +0:00:00.000000000 */
|
|
0x00, 0x00, 0x00, /* padding */
|
|
};
|
|
|
|
twcc_verify_packets_to_fci (h, packets, exp_fci);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_status_vector_split_with_gap)
|
|
{
|
|
SessionHarness *h0 = session_harness_new ();
|
|
SessionHarness *h1 = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
{0, 0 * GST_MSECOND, FALSE},
|
|
{7, (250 * 250) + 250 * GST_MSECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x00, 0x00, /* base sequence number: 0 */
|
|
0x00, 0x08, /* packet status count: 8 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0xd0, 0x00, /* packet chunk: 1 1 0 1 0 0 0 0 | 0 0 0 0 0 0 0 0 */
|
|
0xe0, 0x00, /* packet chunk: 1 1 1 0 0 0 0 0 | 0 0 0 0 0 0 1 0 */
|
|
0x00, /* recv delta: +0:00:00.000000000 */
|
|
0x03, 0xe8, /* recv delta: +0:00:00.250000000 */
|
|
0x00, /* padding */
|
|
};
|
|
|
|
twcc_verify_packets_to_fci (h0, packets, exp_fci);
|
|
twcc_verify_packets_to_packets (h1, h1, packets);
|
|
|
|
session_harness_free (h0);
|
|
session_harness_free (h1);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_status_vector_split_into_three)
|
|
{
|
|
SessionHarness *h0 = session_harness_new ();
|
|
SessionHarness *h1 = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
/* 7 packets with small deltas */
|
|
{0, 0 * 250 * GST_USECOND, FALSE},
|
|
{1, 1 * 250 * GST_USECOND, FALSE},
|
|
{2, 2 * 250 * GST_USECOND, FALSE},
|
|
{3, 3 * 250 * GST_USECOND, FALSE},
|
|
{4, 4 * 250 * GST_USECOND, FALSE},
|
|
{5, 5 * 250 * GST_USECOND, FALSE},
|
|
{6, 6 * 250 * GST_USECOND, FALSE},
|
|
|
|
/* 2 large delta, #8 will present a negative delta */
|
|
{7, 7 * 250 * GST_MSECOND, FALSE},
|
|
{8, 8 * 250 * GST_USECOND, FALSE},
|
|
|
|
/* 13 packets with small deltas */
|
|
{9, 9 * 250 * GST_USECOND, FALSE},
|
|
{10, 10 * 250 * GST_USECOND, FALSE},
|
|
{11, 11 * 250 * GST_USECOND, FALSE},
|
|
{12, 12 * 250 * GST_USECOND, FALSE},
|
|
{13, 13 * 250 * GST_USECOND, FALSE},
|
|
{14, 14 * 250 * GST_USECOND, FALSE},
|
|
{15, 15 * 250 * GST_USECOND, FALSE},
|
|
{16, 16 * 250 * GST_USECOND, FALSE},
|
|
{17, 17 * 250 * GST_USECOND, FALSE},
|
|
{18, 18 * 250 * GST_USECOND, FALSE},
|
|
{19, 19 * 250 * GST_USECOND, FALSE},
|
|
{20, 20 * 250 * GST_USECOND, FALSE},
|
|
{21, 21 * 250 * GST_USECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x00, 0x00, /* base sequence number: 0 */
|
|
0x00, 0x16, /* packet status count: 22 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0x20, 0x07, /* run-length chunk (small deltas) for #0 to #6: 0 0 1 0 0 0 0 0 | 0 0 0 0 0 1 1 1 */
|
|
0x40, 0x02, /* run-length chunk (large deltas) for #7 and #8 0 1 0 0 0 0 0 0 | 0 0 0 0 0 0 1 0 */
|
|
0x20, 0x0d, /* run-length chunk (small deltas) for #9 and #21 0 1 0 0 0 0 0 0 | 0 0 0 0 1 1 0 1 */
|
|
|
|
0x00, /* recv delta: +0:00:00.000000000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
|
|
0x1b, 0x52, /* recv delta: +0:00:01.748500000 */
|
|
0xe4, 0xb0, /* recv delta: -0:00:01.748000000 */
|
|
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
|
|
0x00, 0x00, /* padding */
|
|
};
|
|
|
|
twcc_verify_packets_to_fci (h0, packets, exp_fci);
|
|
twcc_verify_packets_to_packets (h1, h1, packets);
|
|
|
|
session_harness_free (h0);
|
|
session_harness_free (h1);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_2_bit_full_status_vector)
|
|
{
|
|
SessionHarness *h0 = session_harness_new ();
|
|
SessionHarness *h1 = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
{1, 1 * 64 * GST_MSECOND, FALSE},
|
|
{2, 2 * 64 * GST_MSECOND, FALSE},
|
|
{6, 6 * 64 * GST_MSECOND, FALSE},
|
|
{7, 7 * 64 * GST_MSECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x00, 0x01, /* base sequence number: 1 */
|
|
0x00, 0x07, /* packet status count: 7 */
|
|
0x00, 0x00, 0x01, /* reference time: 1 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0xd8, 0x0a, /* packet chunk: 1 1 0 1 1 0 0 0 | 0 0 0 0 1 0 1 0 */
|
|
0x00, 0x01, /* recv delta: +0:00:00.064000000 */
|
|
0x00, 0x04, /* recv delta: +0:00:00.256000000 */
|
|
0x00, 0x01, /* recv delta: +0:00:00.064000000 */
|
|
0x00, 0x00, 0x00, 0x00, /* padding */
|
|
};
|
|
|
|
twcc_verify_packets_to_fci (h0, packets, exp_fci);
|
|
twcc_verify_packets_to_packets (h1, h1, packets);
|
|
|
|
session_harness_free (h0);
|
|
session_harness_free (h1);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_various_gaps)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
guint16 seq = 1 + __i__;
|
|
|
|
TWCCPacket packets[] = {
|
|
{0, 0 * 250 * GST_USECOND, FALSE},
|
|
{seq, seq * 250 * GST_USECOND, TRUE},
|
|
};
|
|
|
|
twcc_verify_packets_to_packets (h, h, packets);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_negative_delta)
|
|
{
|
|
SessionHarness *h0 = session_harness_new ();
|
|
SessionHarness *h1 = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
{0, 0 * 250 * GST_USECOND, FALSE},
|
|
{1, 2 * 250 * GST_USECOND, FALSE},
|
|
{2, 1 * 250 * GST_USECOND, FALSE},
|
|
{3, 3 * 250 * GST_USECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x00, 0x00, /* base sequence number: 0 */
|
|
0x00, 0x04, /* packet status count: 4 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0xd6, 0x40, /* packet chunk: 1 1 0 1 0 1 1 0 | 0 1 0 0 0 0 0 0 */
|
|
0x00, /* recv delta: +0:00:00.000000000 */
|
|
0x02, /* recv delta: +0:00:00.000500000 */
|
|
0xff, 0xff, /* recv delta: -0:00:00.000250000 */
|
|
0x02, /* recv delta: +0:00:00.000500000 */
|
|
0x00, /* padding */
|
|
};
|
|
|
|
twcc_verify_packets_to_fci (h0, packets, exp_fci);
|
|
|
|
twcc_verify_packets_to_packets (h1, h1, packets);
|
|
|
|
session_harness_free (h0);
|
|
session_harness_free (h1);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_seqnum_wrap)
|
|
{
|
|
SessionHarness *h0 = session_harness_new ();
|
|
SessionHarness *h1 = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
{65534, 0 * 250 * GST_USECOND, FALSE},
|
|
{65535, 1 * 250 * GST_USECOND, FALSE},
|
|
{0, 2 * 250 * GST_USECOND, FALSE},
|
|
{1, 3 * 250 * GST_USECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0xff, 0xfe, /* base sequence number: 65534 */
|
|
0x00, 0x04, /* packet status count: 4 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0x20, 0x04, /* packet chunk: 0 0 1 0 0 0 0 0 | 0 0 0 0 0 1 0 0 */
|
|
0x00, /* recv delta: +0:00:00.000000000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x01, /* recv delta: +0:00:00.000250000 */
|
|
0x00, 0x00, /* padding */
|
|
};
|
|
|
|
twcc_verify_packets_to_fci (h0, packets, exp_fci);
|
|
twcc_verify_packets_to_packets (h1, h1, packets);
|
|
|
|
session_harness_free (h0);
|
|
session_harness_free (h1);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_seqnum_wrap_with_loss)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
|
|
TWCCPacket packets[] = {
|
|
{65534, 0 * 250 * GST_USECOND, TRUE},
|
|
{1, 3 * 250 * GST_USECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci0[] = {
|
|
0xff, 0xfe, /* base sequence number: 65534 */
|
|
0x00, 0x01, /* packet status count: 1 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0x20, 0x01, /* packet chunk: 0 0 1 0 0 0 0 0 | 0 0 0 0 0 0 0 1 */
|
|
0x00, /* recv delta: +0:00:00.000000000 */
|
|
0x00, /* padding */
|
|
};
|
|
|
|
guint8 exp_fci1[] = {
|
|
0x00, 0x01, /* base sequence number: 1 */
|
|
0x00, 0x01, /* packet status count: 1 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x01, /* feedback packet count: 1 */
|
|
0x20, 0x01, /* packet chunk: 0 0 1 0 0 0 0 0 | 0 0 0 0 0 0 0 1 */
|
|
0x03, /* recv delta: +0:00:00.000750000 */
|
|
0x00, /* padding */
|
|
};
|
|
|
|
twcc_push_packets (h, packets);
|
|
|
|
buf = session_harness_produce_twcc (h);
|
|
twcc_verify_fci (buf, exp_fci0);
|
|
gst_buffer_unref (buf);
|
|
|
|
buf = session_harness_produce_twcc (h);
|
|
twcc_verify_fci (buf, exp_fci1);
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_double_packets)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
|
|
TWCCPacket packets0[] = {
|
|
{11, 11 * GST_MSECOND, FALSE},
|
|
{12, 12 * GST_MSECOND, TRUE},
|
|
};
|
|
|
|
TWCCPacket packets1[] = {
|
|
{13, 13 * GST_MSECOND, FALSE},
|
|
{14, 14 * GST_MSECOND, FALSE},
|
|
{15, 15 * GST_MSECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci0[] = {
|
|
0x00, 0x0b, /* base sequence number: 11 */
|
|
0x00, 0x02, /* packet status count: 2 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0x20, 0x02, /* packet chunk: 0 0 1 0 0 0 0 0 | 0 0 0 0 0 0 1 0 */
|
|
0x2c, 0x04, /* recv deltas */
|
|
};
|
|
|
|
guint8 exp_fci1[] = {
|
|
0x00, 0x0d, /* base sequence number: 13 */
|
|
0x00, 0x03, /* packet status count: 3 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x01, /* feedback packet count: 1 */
|
|
0x20, 0x03, /* packet chunk: 0 0 1 0 0 0 0 0 | 0 0 0 0 0 0 1 1 */
|
|
0x34, 0x04, 0x04, /* recv deltas */
|
|
0x00, 0x00, 0x00, /* padding */
|
|
};
|
|
|
|
twcc_verify_packets_to_fci (h, packets0, exp_fci0);
|
|
twcc_verify_packets_to_fci (h, packets1, exp_fci1);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_huge_seqnum_gap)
|
|
{
|
|
SessionHarness *h0 = session_harness_new ();
|
|
SessionHarness *h1 = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
{9, 4 * 32 * GST_MSECOND, FALSE},
|
|
{10, 5 * 32 * GST_MSECOND, FALSE},
|
|
{30011, 6 * 32 * GST_MSECOND, FALSE},
|
|
{30012, 7 * 32 * GST_MSECOND, FALSE},
|
|
{30013, 8 * 32 * GST_MSECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x00, 0x09, /* base sequence number: 9 */
|
|
0x75, 0x35, /* packet status count: 30005 */
|
|
0x00, 0x00, 0x02, /* reference time: 2 */
|
|
0x00, /* feedback packet count: 0 */
|
|
/* packet chunks: */
|
|
0xb0, 0x00, /* run-length: 1 bit 2 there, 12 lost: 1 0 1 1 0 0 0 0 | 0 0 0 0 0 0 0 0 */
|
|
0x1f, 0xff, /* run-length: 8191 lost: 0 0 0 1 1 1 1 1 | 1 1 1 1 1 1 1 1 */
|
|
0x1f, 0xff, /* run-length: 8191 lost: 0 0 0 1 1 1 1 1 | 1 1 1 1 1 1 1 1 */
|
|
0x1f, 0xff, /* run-length: 8191 lost: 0 0 0 1 1 1 1 1 | 1 1 1 1 1 1 1 1 */
|
|
0x15, 0x27, /* run-length: 5415 lost: 0 0 0 1 0 1 0 1 | 0 0 1 0 0 1 1 1 */
|
|
/* 12 + 8191 + 8191 + 8191 + 5415 = 30000 lost packets */
|
|
0xb8, 0x00, /* 1 bit 3 there : 1 0 1 1 1 0 0 0 | 0 0 0 0 0 0 0 0 */
|
|
|
|
0x00, 0x80, 0x80, 0x80, 0x80, /* recv deltas */
|
|
0x00, 0x00, 0x00, /* padding */
|
|
};
|
|
|
|
twcc_push_packets (h0, packets);
|
|
|
|
twcc_verify_packets_to_fci (h0, packets, exp_fci);
|
|
twcc_verify_packets_to_packets (h1, h1, packets);
|
|
|
|
session_harness_free (h0);
|
|
session_harness_free (h1);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_duplicate_seqnums)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
|
|
/* A duplicate seqnum can be interpreted as a gap of 65536 packets.
|
|
Whatever the cause might be, we will follow the behavior of reordered
|
|
packets, and drop it */
|
|
TWCCPacket packets[] = {
|
|
{1, 4 * 32 * GST_MSECOND, FALSE},
|
|
{2, 5 * 32 * GST_MSECOND, FALSE},
|
|
{2, 6 * 32 * GST_MSECOND, FALSE},
|
|
{3, 7 * 32 * GST_MSECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x00, 0x01, /* base sequence number: 1 */
|
|
0x00, 0x03, /* packet status count: 2 */
|
|
0x00, 0x00, 0x02, /* reference time: 2 * 64ms */
|
|
0x00, /* feedback packet count: 0 */
|
|
/* packet chunks: */
|
|
0xd6, 0x00, /* 1 1 0 1 0 1 1 0 | 0 0 0 0 0 0 0 0 */
|
|
0x00, 0x80, /* recv deltas: +0, +32ms, + 64ms */
|
|
0x01, 0x00,
|
|
0x00, 0x00, /* padding */
|
|
};
|
|
|
|
twcc_push_packets (h, packets);
|
|
|
|
buf = session_harness_produce_twcc (h);
|
|
twcc_verify_fci (buf, exp_fci);
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
|
|
GST_START_TEST (test_twcc_multiple_markers)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
|
|
/* for this test, notice how the first recv-delta should relate back to
|
|
the reference-time, which is 0 in this case. The packets are incrementing
|
|
in timestamps equal to the smallest unit for TWCC (250 microseconds) */
|
|
TWCCPacket packets[] = {
|
|
{1, 1 * 250 * GST_USECOND, FALSE},
|
|
{2, 2 * 250 * GST_USECOND, FALSE},
|
|
{3, 3 * 250 * GST_USECOND, TRUE},
|
|
{4, 4 * 250 * GST_USECOND, FALSE},
|
|
{5, 5 * 250 * GST_USECOND, TRUE},
|
|
{6, 6 * 250 * GST_USECOND, FALSE},
|
|
{7, 7 * 250 * GST_USECOND, FALSE},
|
|
{8, 8 * 250 * GST_USECOND, FALSE},
|
|
{9, 9 * 250 * GST_USECOND, TRUE},
|
|
};
|
|
|
|
guint8 exp_fci0[] = {
|
|
0x00, 0x01, /* base sequence number: 1 */
|
|
0x00, 0x03, /* packet status count: 3 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
/* packet chunks: */
|
|
0x20, 0x03, /* 0 0 1 0 0 0 0 0 | 0 0 0 0 0 0 1 1 */
|
|
0x01, 0x01, 0x01, /* recv deltas, +1, +1, +1 */
|
|
0x00, 0x00, 0x00, /* padding */
|
|
};
|
|
|
|
guint8 exp_fci1[] = {
|
|
0x00, 0x04, /* base sequence number: 4 */
|
|
0x00, 0x02, /* packet status count: 2 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x01, /* feedback packet count: 1 */
|
|
/* packet chunks: */
|
|
0x20, 0x02, /* 0 0 1 0 0 0 0 0 | 0 0 0 0 0 0 1 0 */
|
|
0x04, 0x01, /* recv deltas, +4, +1, +1 */
|
|
};
|
|
|
|
guint8 exp_fci2[] = {
|
|
0x00, 0x06, /* base sequence number: 6 */
|
|
0x00, 0x04, /* packet status count: 4 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x02, /* feedback packet count: 2 */
|
|
/* packet chunks: */
|
|
0x20, 0x04, /* 0 0 1 0 0 0 0 0 | 0 0 0 0 0 1 0 0 */
|
|
0x06, 0x01, 0x01, 0x01, /* recv deltas, +6, +1, +1, +1 */
|
|
0x00, 0x00,
|
|
};
|
|
|
|
twcc_push_packets (h, packets);
|
|
|
|
/* we should get 1 SR/RR, and then 3x TWCC packets */
|
|
buf = session_harness_produce_twcc (h);
|
|
twcc_verify_fci (buf, exp_fci0);
|
|
gst_buffer_unref (buf);
|
|
|
|
buf = session_harness_produce_twcc (h);
|
|
twcc_verify_fci (buf, exp_fci1);
|
|
gst_buffer_unref (buf);
|
|
|
|
buf = session_harness_produce_twcc (h);
|
|
twcc_verify_fci (buf, exp_fci2);
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_no_marker_and_gaps)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
guint i;
|
|
|
|
g_object_set (h->internal_session, "probation", 1, NULL);
|
|
|
|
/* Push packets with gaps and no marker bit. This should not prevent
|
|
the feedback packets from being sent at all. */
|
|
for (i = 0; i < 100; i += 10) {
|
|
TWCCPacket packets[] = { {i, i * 250 * GST_USECOND, FALSE}
|
|
};
|
|
twcc_push_packets (h, packets);
|
|
}
|
|
|
|
/* verify we did receive some feedback for these packets */
|
|
gst_buffer_unref (session_harness_produce_twcc (h));
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
static GstBuffer *
|
|
generate_twcc_feedback_rtcp (guint8 * fci_data, guint16 fci_length)
|
|
{
|
|
GstRTCPPacket packet;
|
|
GstRTCPBuffer rtcp = GST_RTCP_BUFFER_INIT;
|
|
GstBuffer *buffer = gst_rtcp_buffer_new (1000);
|
|
guint8 *fci;
|
|
|
|
fail_unless (gst_rtcp_buffer_map (buffer, GST_MAP_READWRITE, &rtcp));
|
|
fail_unless (gst_rtcp_buffer_add_packet (&rtcp, GST_RTCP_TYPE_RTPFB,
|
|
&packet));
|
|
gst_rtcp_packet_fb_set_type (&packet, GST_RTCP_RTPFB_TYPE_TWCC);
|
|
gst_rtcp_packet_fb_set_fci_length (&packet, fci_length);
|
|
fci = gst_rtcp_packet_fb_get_fci (&packet);
|
|
memcpy (fci, fci_data, fci_length);
|
|
gst_rtcp_packet_fb_set_sender_ssrc (&packet, TEST_BUF_SSRC);
|
|
gst_rtcp_packet_fb_set_media_ssrc (&packet, 0);
|
|
gst_rtcp_buffer_unmap (&rtcp);
|
|
|
|
return buffer;
|
|
}
|
|
|
|
GST_START_TEST (test_twcc_bad_rtcp)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
guint i;
|
|
GstBuffer *buf;
|
|
GstEvent *event;
|
|
GValueArray *packets_array;
|
|
|
|
guint8 fci[] = {
|
|
0xff, 0xff, /* base sequence number: max */
|
|
0xff, 0xff, /* packet status count: max */
|
|
0xff, 0xff, 0xff, /* reference time: max */
|
|
0xff, /* feedback packet count: max */
|
|
0x3f, 0xff, /* packet chunk: run-length, max */
|
|
0x00, /* only 1 recv-delta */
|
|
};
|
|
|
|
buf = generate_twcc_feedback_rtcp (fci, sizeof (fci));
|
|
session_harness_recv_rtcp (h, buf);
|
|
|
|
/* two reconfigure events */
|
|
for (i = 0; i < 2; i++)
|
|
gst_event_unref (gst_harness_pull_upstream_event (h->send_rtp_h));
|
|
|
|
event = gst_harness_pull_upstream_event (h->send_rtp_h);
|
|
packets_array =
|
|
g_value_get_boxed (gst_structure_get_value (gst_event_get_structure
|
|
(event), "packets"));
|
|
|
|
/* this ends up with 0 packets, due to completely invalid data */
|
|
fail_unless_equals_int (packets_array->n_values, 0);
|
|
|
|
gst_event_unref (event);
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_delta_ts_rounding)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
guint i, j = 0;
|
|
GstEvent *event;
|
|
GstBuffer *buf;
|
|
GValueArray *packets_array;
|
|
|
|
TWCCPacket packets[] = {
|
|
{2002, 9 * GST_SECOND + 366458177, FALSE}
|
|
,
|
|
{2003, 9 * GST_SECOND + 366497068, FALSE}
|
|
,
|
|
{2017, 9 * GST_SECOND + 366929482, FALSE}
|
|
,
|
|
{2019, 9 * GST_SECOND + 391595309, FALSE}
|
|
,
|
|
{2020, 9 * GST_SECOND + 426883507, FALSE}
|
|
,
|
|
{2025, 9 * GST_SECOND + 427021638, TRUE}
|
|
,
|
|
};
|
|
|
|
TWCCPacket exp_packets[] = {
|
|
{2002, 9 * GST_SECOND + 366250000, FALSE}
|
|
,
|
|
{2003, 9 * GST_SECOND + 366250000, FALSE}
|
|
,
|
|
{2017, 9 * GST_SECOND + 366750000, FALSE}
|
|
,
|
|
{2019, 9 * GST_SECOND + 391500000, FALSE}
|
|
,
|
|
{2020, 9 * GST_SECOND + 426750000, FALSE}
|
|
,
|
|
{2025, 9 * GST_SECOND + 427000000, TRUE}
|
|
,
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x07, 0xd2, /* base sequence number: 2002 */
|
|
0x00, 0x18, /* packet status count: 24 */
|
|
0x00, 0x00, 0x92, /* reference time: 0:00:09.344000000 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0xb0, 0x00, /* packet chunk: 1 0 1 1 0 0 0 0 | 0 0 0 0 0 0 0 0 */
|
|
0x96, 0x10, /* packet chunk: 1 0 0 1 0 1 1 0 | 0 0 0 1 0 0 0 0 */
|
|
0x59, /* recv delta: 0:00:00.022250000 abs: 0:00:09.366250000 */
|
|
0x00, /* recv delta: 0:00:00.000000000 abs: 0:00:09.366250000 */
|
|
0x02, /* recv delta: 0:00:00.000500000 abs: 0:00:09.366750000 */
|
|
0x63, /* recv delta: 0:00:00.024750000 abs: 0:00:09.391500000 */
|
|
0x8d, /* recv delta: 0:00:00.035250000 abs: 0:00:09.426750000 */
|
|
0x01, /* recv delta: 0:00:00.000250000 abs: 0:00:09.427000000 */
|
|
0x00, 0x00, /* padding */
|
|
};
|
|
|
|
twcc_push_packets (h, packets);
|
|
buf = session_harness_produce_twcc (h);
|
|
twcc_verify_fci (buf, exp_fci);
|
|
|
|
session_harness_recv_rtcp (h, buf);
|
|
for (i = 0; i < 2; i++)
|
|
gst_event_unref (gst_harness_pull_upstream_event (h->send_rtp_h));
|
|
event = gst_harness_pull_upstream_event (h->send_rtp_h);
|
|
|
|
packets_array =
|
|
g_value_get_boxed (gst_structure_get_value (gst_event_get_structure
|
|
(event), "packets"));
|
|
for (i = 0; i < packets_array->n_values; i++) {
|
|
TWCCPacket *twcc_pkt;
|
|
const GstStructure *pkt_s =
|
|
gst_value_get_structure (g_value_array_get_nth (packets_array, i));
|
|
GstClockTime ts;
|
|
guint seqnum;
|
|
gboolean lost;
|
|
fail_unless (gst_structure_get_boolean (pkt_s, "lost", &lost));
|
|
if (lost)
|
|
continue;
|
|
twcc_pkt = &exp_packets[j++];
|
|
|
|
fail_unless (gst_structure_get_clock_time (pkt_s, "remote-ts", &ts));
|
|
fail_unless (gst_structure_get_uint (pkt_s, "seqnum", &seqnum));
|
|
|
|
fail_unless_equals_int (twcc_pkt->seqnum, seqnum);
|
|
fail_unless_equals_clocktime (twcc_pkt->timestamp, ts);
|
|
}
|
|
|
|
gst_event_unref (event);
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_double_gap)
|
|
{
|
|
SessionHarness *h0 = session_harness_new ();
|
|
SessionHarness *h1 = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
{1202, 5 * GST_SECOND + 717000000, FALSE}
|
|
,
|
|
{1215, 5 * GST_SECOND + 760250000, FALSE}
|
|
,
|
|
{1221, 5 * GST_SECOND + 775500000, TRUE}
|
|
,
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x04, 0xb2, /* base sequence number: 1202 */
|
|
0x00, 0x14, /* packet status count: 20 */
|
|
0x00, 0x00, 0x59, /* reference time: 0:00:05.696000000 */
|
|
0x00, /* feedback packet count: 0 */
|
|
0xa0, 0x01, /* packet chunk: 1 0 1 0 0 0 0 0 | 0 0 0 0 0 0 0 1 */
|
|
0x81, 0x00, /* packet chunk: 1 0 0 0 0 0 0 1 | 0 0 0 0 0 0 0 0 */
|
|
0x54, /* recv delta: +0:00:00.021000000 */
|
|
0xad, /* recv delta: +0:00:00.043250000 */
|
|
0x3d, /* recv delta: +0:00:00.015250000 */
|
|
0x00, /* padding */
|
|
};
|
|
|
|
twcc_verify_packets_to_fci (h0, packets, exp_fci);
|
|
|
|
twcc_verify_packets_to_packets (h1, h1, packets);
|
|
|
|
session_harness_free (h0);
|
|
session_harness_free (h1);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_recv_packets_reordered)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
|
|
/* a reordered seqence, with marker-bits for #3 and #4 */
|
|
TWCCPacket packets[] = {
|
|
{1, 1 * 250 * GST_USECOND, FALSE}
|
|
,
|
|
{3, 2 * 250 * GST_USECOND, TRUE}
|
|
,
|
|
{2, 3 * 250 * GST_USECOND, FALSE}
|
|
,
|
|
{4, 4 * 250 * GST_USECOND, TRUE}
|
|
,
|
|
};
|
|
|
|
/* first we expect #2 to be reported lost */
|
|
guint8 exp_fci0[] = {
|
|
0x00, 0x01, /* base sequence number: 1 */
|
|
0x00, 0x03, /* packet status count: 3 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
/* packet chunks: */
|
|
0xa8, 0x00, /* 1 0 1 0 1 0 0 0 | 0 0 0 0 0 0 0 0 */
|
|
0x01, 0x01, /* recv deltas, +1, +1 */
|
|
};
|
|
|
|
/* and then when 2 actually arrives, it is already reported lost,
|
|
so we will not re-report it, but drop it */
|
|
guint8 exp_fci1[] = {
|
|
0x00, 0x04, /* base sequence number: 4 */
|
|
0x00, 0x01, /* packet status count: 1 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x01, /* feedback packet count: 1 */
|
|
/* packet chunks: */
|
|
0x20, 0x01, /* 0 0 1 0 0 0 0 0 | 0 0 0 0 0 0 0 1 */
|
|
0x04, /* recv deltas, +4 */
|
|
0x00, /* padding */
|
|
};
|
|
|
|
twcc_push_packets (h, packets);
|
|
|
|
buf = session_harness_produce_twcc (h);
|
|
twcc_verify_fci (buf, exp_fci0);
|
|
gst_buffer_unref (buf);
|
|
|
|
buf = session_harness_produce_twcc (h);
|
|
twcc_verify_fci (buf, exp_fci1);
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_recv_late_packet_fb_pkt_count_wrap)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
guint i;
|
|
|
|
guint8 exp_fci0[] = {
|
|
0x01, 0x00, /* base sequence number: 256 */
|
|
0x00, 0x01, /* packet status count: 1 */
|
|
0x00, 0x00, 0x01, /* reference time: 1 */
|
|
0x00, /* feedback packet count: 00 */
|
|
/* packet chunks: */
|
|
0x20, 0x01, /* 0 0 1 0 0 0 0 0 | 0 0 0 0 0 0 0 1 */
|
|
0x00, /* 0 recv-delta */
|
|
0x00, /* padding */
|
|
};
|
|
|
|
guint8 exp_fci1[] = {
|
|
0x01, 0x01, /* base sequence number: 257 */
|
|
0x00, 0x01, /* packet status count: 1 */
|
|
0x00, 0x00, 0x01, /* reference time: 1 */
|
|
0x01, /* feedback packet count: 1 */
|
|
/* packet chunks: */
|
|
0x20, 0x01, /* 0 0 1 0 0 0 0 0 | 0 0 0 0 0 0 0 1 */
|
|
0x01, /* 1 recv-delta */
|
|
0x00, /* padding */
|
|
};
|
|
|
|
session_harness_set_twcc_recv_ext_id ((h), TEST_TWCC_EXT_ID);
|
|
|
|
/* Push packets to get the feedback packet count wrap limit */
|
|
for (i = 0; i < 255; i++) {
|
|
GstClockTime ts = i * 250 * GST_USECOND;
|
|
gst_test_clock_set_time (h->testclock, ts);
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp ((h),
|
|
generate_twcc_recv_buffer (i, ts, TRUE)));
|
|
}
|
|
|
|
/* push pkt #256 to jump ahead and force the overflow */
|
|
gst_test_clock_set_time (h->testclock, 256 * 250 * GST_USECOND);
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp ((h),
|
|
generate_twcc_recv_buffer (256, 256 * 250 * GST_USECOND, TRUE)));
|
|
|
|
/* pkt #255 is late and should be dropped */
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp ((h),
|
|
generate_twcc_recv_buffer (255, 255 * 250 * GST_USECOND, TRUE)));
|
|
|
|
|
|
/* push pkt #257 to verify fci is correct */
|
|
gst_test_clock_set_time (h->testclock, 257 * 250 * GST_USECOND);
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp ((h),
|
|
generate_twcc_recv_buffer (257, 257 * 250 * GST_USECOND, TRUE)));
|
|
|
|
/* ignore the twcc for the first 255 packets */
|
|
for (i = 0; i < 255; i++)
|
|
gst_buffer_unref (session_harness_produce_twcc (h));
|
|
|
|
/* we expect a fci for pkt #256 */
|
|
buf = session_harness_produce_twcc (h);
|
|
twcc_verify_fci (buf, exp_fci0);
|
|
gst_buffer_unref (buf);
|
|
|
|
/* and one fci for pkt #257 */
|
|
buf = session_harness_produce_twcc (h);
|
|
twcc_verify_fci (buf, exp_fci1);
|
|
gst_buffer_unref (buf);
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_recv_rtcp_reordered)
|
|
{
|
|
SessionHarness *send_h = session_harness_new ();
|
|
SessionHarness *recv_h = session_harness_new ();
|
|
GstBuffer *buf[4];
|
|
GstEvent *event;
|
|
guint i;
|
|
|
|
/* three frames, two packets each */
|
|
TWCCPacket packets[] = {
|
|
{1, 1 * GST_SECOND, FALSE}
|
|
,
|
|
{2, 2 * GST_SECOND, TRUE}
|
|
,
|
|
{3, 3 * GST_SECOND, FALSE}
|
|
,
|
|
{4, 4 * GST_SECOND, TRUE}
|
|
,
|
|
{5, 5 * GST_SECOND, FALSE}
|
|
,
|
|
{6, 6 * GST_SECOND, TRUE}
|
|
,
|
|
{7, 7 * GST_SECOND, FALSE}
|
|
,
|
|
{8, 8 * GST_SECOND, TRUE}
|
|
,
|
|
};
|
|
|
|
/*
|
|
TWCCPacket expected_packets0[] = {
|
|
{1, 1 * 250 * GST_USECOND, FALSE},
|
|
{2, 2 * 250 * GST_USECOND, TRUE},
|
|
};
|
|
*/
|
|
twcc_push_packets (recv_h, packets);
|
|
|
|
buf[0] = session_harness_produce_twcc (recv_h);
|
|
buf[1] = session_harness_produce_twcc (recv_h);
|
|
buf[2] = session_harness_produce_twcc (recv_h);
|
|
buf[3] = session_harness_produce_twcc (recv_h);
|
|
|
|
/* reorder the twcc-feedback */
|
|
session_harness_recv_rtcp (send_h, buf[0]);
|
|
session_harness_recv_rtcp (send_h, buf[2]);
|
|
session_harness_recv_rtcp (send_h, buf[1]);
|
|
session_harness_recv_rtcp (send_h, buf[3]);
|
|
|
|
for (i = 0; i < 2; i++)
|
|
gst_event_unref (gst_harness_pull_upstream_event (send_h->send_rtp_h));
|
|
|
|
event = gst_harness_pull_upstream_event (send_h->send_rtp_h);
|
|
twcc_verify_packets_to_event (&packets[0 * 2], event);
|
|
|
|
event = gst_harness_pull_upstream_event (send_h->send_rtp_h);
|
|
twcc_verify_packets_to_event (&packets[2 * 2], event);
|
|
|
|
event = gst_harness_pull_upstream_event (send_h->send_rtp_h);
|
|
twcc_verify_packets_to_event (&packets[1 * 2], event);
|
|
|
|
event = gst_harness_pull_upstream_event (send_h->send_rtp_h);
|
|
twcc_verify_packets_to_event (&packets[3 * 2], event);
|
|
|
|
session_harness_free (send_h);
|
|
session_harness_free (recv_h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_no_exthdr_in_buffer)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
|
|
session_harness_set_twcc_recv_ext_id (h, TEST_TWCC_EXT_ID);
|
|
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_test_buffer (0, 1234)));
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_send_and_recv)
|
|
{
|
|
SessionHarness *h_send = session_harness_new ();
|
|
SessionHarness *h_recv = session_harness_new ();
|
|
guint frame;
|
|
const guint num_frames = 2;
|
|
const guint num_slices = 15;
|
|
|
|
/* enable twcc */
|
|
session_harness_set_twcc_recv_ext_id (h_recv, TEST_TWCC_EXT_ID);
|
|
session_harness_set_twcc_send_ext_id (h_send, TEST_TWCC_EXT_ID);
|
|
|
|
for (frame = 0; frame < num_frames; frame++) {
|
|
GstBuffer *buf;
|
|
guint slice;
|
|
|
|
for (slice = 0; slice < num_slices; slice++) {
|
|
GstFlowReturn res;
|
|
guint seq = frame * num_slices + slice;
|
|
|
|
/* from payloder to rtpbin */
|
|
buf = generate_twcc_send_buffer (seq, slice == num_slices - 1);
|
|
res = session_harness_send_rtp (h_send, buf);
|
|
fail_unless_equals_int (GST_FLOW_OK, res);
|
|
session_harness_advance_and_crank (h_send, TEST_BUF_DURATION);
|
|
|
|
/* get the buffer ready for the network */
|
|
buf = session_harness_pull_send_rtp (h_send);
|
|
|
|
/* buffer arrives at the receiver */
|
|
res = session_harness_recv_rtp (h_recv, buf);
|
|
fail_unless_equals_int (GST_FLOW_OK, res);
|
|
}
|
|
|
|
/* receiver sends a TWCC packet to the sender */
|
|
buf = session_harness_produce_twcc (h_recv);
|
|
|
|
/* sender receives the TWCC packet */
|
|
session_harness_recv_rtcp (h_send, buf);
|
|
|
|
if (frame > 0)
|
|
twcc_verify_stats (h_send, TEST_BUF_BPS, TEST_BUF_BPS, num_slices,
|
|
num_slices, 0.0f, 0);
|
|
}
|
|
|
|
session_harness_free (h_send);
|
|
session_harness_free (h_recv);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_multiple_payloads_below_window)
|
|
{
|
|
SessionHarness *h_send = session_harness_new ();
|
|
SessionHarness *h_recv = session_harness_new ();
|
|
|
|
guint i;
|
|
|
|
GstBuffer *buffers[] = {
|
|
generate_twcc_send_buffer_full (0, FALSE, 0xabc, 98),
|
|
generate_twcc_send_buffer_full (0, FALSE, 0xdef, 111),
|
|
generate_twcc_send_buffer_full (1, FALSE, 0xdef, 111),
|
|
generate_twcc_send_buffer_full (2, FALSE, 0xdef, 111),
|
|
generate_twcc_send_buffer_full (1, TRUE, 0xabc, 98),
|
|
};
|
|
|
|
/* enable twcc */
|
|
session_harness_set_twcc_recv_ext_id (h_recv, TEST_TWCC_EXT_ID);
|
|
session_harness_set_twcc_send_ext_id (h_send, TEST_TWCC_EXT_ID);
|
|
|
|
for (i = 0; i < G_N_ELEMENTS (buffers); i++) {
|
|
GstBuffer *buf = buffers[i];
|
|
GstFlowReturn res;
|
|
|
|
/* from payloder to rtpbin */
|
|
res = session_harness_send_rtp (h_send, buf);
|
|
fail_unless_equals_int (GST_FLOW_OK, res);
|
|
|
|
buf = session_harness_pull_send_rtp (h_send);
|
|
session_harness_advance_and_crank (h_send, TEST_BUF_DURATION);
|
|
|
|
/* buffer arrives at the receiver */
|
|
res = session_harness_recv_rtp (h_recv, buf);
|
|
fail_unless_equals_int (GST_FLOW_OK, res);
|
|
}
|
|
|
|
/* sender receives the TWCC packet from the receiver */
|
|
session_harness_recv_rtcp (h_send, session_harness_produce_twcc (h_recv));
|
|
twcc_verify_stats (h_send, 0, 0, 5, 5, 0.0f, GST_CLOCK_STIME_NONE);
|
|
|
|
session_harness_free (h_send);
|
|
session_harness_free (h_recv);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
typedef struct
|
|
{
|
|
GstClockTime interval;
|
|
guint num_packets;
|
|
GstClockTime ts_delta;
|
|
guint num_feedback;
|
|
} TWCCFeedbackIntervalCtx;
|
|
|
|
static TWCCFeedbackIntervalCtx test_twcc_feedback_interval_ctx[] = {
|
|
{50 * GST_MSECOND, 21, 10 * GST_MSECOND, 4},
|
|
{50 * GST_MSECOND, 16, 7 * GST_MSECOND, 2},
|
|
{50 * GST_MSECOND, 16, 66 * GST_MSECOND, 15},
|
|
{50 * GST_MSECOND, 15, 33 * GST_MSECOND, 9},
|
|
};
|
|
|
|
GST_START_TEST (test_twcc_feedback_interval)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
GstBuffer *buf;
|
|
TWCCFeedbackIntervalCtx *ctx = &test_twcc_feedback_interval_ctx[__i__];
|
|
|
|
session_harness_set_twcc_recv_ext_id (h, TEST_TWCC_EXT_ID);
|
|
g_object_set (h->internal_session, "twcc-feedback-interval", ctx->interval,
|
|
NULL);
|
|
|
|
for (guint i = 0; i < ctx->num_packets; i++) {
|
|
GstClockTime ts = i * ctx->ts_delta;
|
|
gst_test_clock_set_time ((h->testclock), ts);
|
|
fail_unless_equals_int (GST_FLOW_OK,
|
|
session_harness_recv_rtp (h, generate_twcc_recv_buffer (i, ts, FALSE)));
|
|
}
|
|
|
|
for (guint i = 0; i < ctx->num_feedback; i++) {
|
|
buf = session_harness_produce_twcc (h);
|
|
gst_buffer_unref (buf);
|
|
}
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_feedback_count_wrap)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
guint i;
|
|
GstBuffer *buf;
|
|
GstEvent *event;
|
|
GValueArray *packets_array;
|
|
|
|
guint8 fci1[] = {
|
|
0x05, 0xfd, /* base sequence number: 1533 */
|
|
0x00, 0x00, /* packet status count: 0 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0xff, /* feedback packet count: 255 */
|
|
0x00, 0x00, /* packet chunk: run-length, 0 */
|
|
0x00, /* 0 recv-delta */
|
|
};
|
|
|
|
guint8 fci2[] = {
|
|
0x05, 0xfe, /* base sequence number: 1534 */
|
|
0x00, 0x00, /* packet status count: 0 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x01, /* feedback packet count: 1 */
|
|
0x00, 0x00, /* packet chunk: run-length, 0 */
|
|
0x00, /* 0 recv-delta */
|
|
};
|
|
|
|
buf = generate_twcc_feedback_rtcp (fci1, sizeof (fci1));
|
|
session_harness_recv_rtcp (h, buf);
|
|
|
|
buf = generate_twcc_feedback_rtcp (fci2, sizeof (fci2));
|
|
session_harness_recv_rtcp (h, buf);
|
|
|
|
/* two reconfigure events */
|
|
for (i = 0; i < 2; i++)
|
|
gst_event_unref (gst_harness_pull_upstream_event (h->send_rtp_h));
|
|
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
event = gst_harness_pull_upstream_event (h->send_rtp_h);
|
|
packets_array =
|
|
g_value_get_boxed (gst_structure_get_value (gst_event_get_structure
|
|
(event), "packets"));
|
|
|
|
/* we expect zero packets due to feedback packet count jump ahead */
|
|
fail_unless_equals_int (packets_array->n_values, 0);
|
|
gst_event_unref (event);
|
|
}
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_feedback_old_seqnum)
|
|
{
|
|
SessionHarness *h = session_harness_new ();
|
|
guint i;
|
|
GstBuffer *buf;
|
|
GstEvent *event;
|
|
GValueArray *packets_array;
|
|
|
|
guint8 fci1[] = {
|
|
0x05, 0xfd, /* base sequence number: 1533 */
|
|
0x00, 0x00, /* packet status count: 0 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 255 */
|
|
0x00, 0x00, /* packet chunk: run-length, 0 */
|
|
0x00, /* 0 recv-delta */
|
|
};
|
|
|
|
guint8 fci2[] = {
|
|
0x05, 0xdc, /* base sequence number: 1500 */
|
|
0x00, 0x00, /* packet status count: 0 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x01, /* feedback packet count: 1 */
|
|
0x00, 0x00, /* packet chunk: run-length, 0 */
|
|
0x00, /* 0 recv-delta */
|
|
};
|
|
|
|
buf = generate_twcc_feedback_rtcp (fci1, sizeof (fci1));
|
|
session_harness_recv_rtcp (h, buf);
|
|
|
|
buf = generate_twcc_feedback_rtcp (fci2, sizeof (fci2));
|
|
session_harness_recv_rtcp (h, buf);
|
|
|
|
/* two reconfigure events */
|
|
for (i = 0; i < 2; i++)
|
|
gst_event_unref (gst_harness_pull_upstream_event (h->send_rtp_h));
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
event = gst_harness_pull_upstream_event (h->send_rtp_h);
|
|
packets_array =
|
|
g_value_get_boxed (gst_structure_get_value (gst_event_get_structure
|
|
(event), "packets"));
|
|
|
|
/* we expect zero packets due to old sequence number */
|
|
fail_unless_equals_int (packets_array->n_values, 0);
|
|
gst_event_unref (event);
|
|
}
|
|
|
|
session_harness_free (h);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_run_length_max)
|
|
{
|
|
SessionHarness *h0 = session_harness_new ();
|
|
SessionHarness *h1 = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
/* *INDENT-OFF* */
|
|
{0, 1000 * GST_USECOND, FALSE},
|
|
{8205, 2000 * GST_USECOND, TRUE},
|
|
/* *INDENT-ON* */
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x00, 0x00, /* base sequence number: 0 */
|
|
0x20, 0x0e, /* packet status count: 8206 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
|
|
0xa0, 0x00, /* 1bit status for #0 received: 1 0 1 0 0 0 0 0 | 0 0 0 0 0 0 0 0 */
|
|
0x1f, 0xff, /* run-length with max length is reported as not received: 0 0 0 1 1 1 1 1 | 1 1 1 1 1 1 1 1 */
|
|
0xa0, 0x00, /* 1bit status for #8205 received: 1 0 1 0 0 0 0 0 | 0 0 0 0 0 0 0 0 */
|
|
|
|
0x04, /* recv delta: +0:00:00.001000000 */
|
|
0x04, /* recv delta: +0:00:00.001000000 */
|
|
};
|
|
|
|
twcc_verify_packets_to_fci (h0, packets, exp_fci);
|
|
twcc_verify_packets_to_packets (h1, h1, packets);
|
|
|
|
session_harness_free (h0);
|
|
session_harness_free (h1);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
GST_START_TEST (test_twcc_run_length_min)
|
|
{
|
|
SessionHarness *h0 = session_harness_new ();
|
|
SessionHarness *h1 = session_harness_new ();
|
|
|
|
TWCCPacket packets[] = {
|
|
/* *INDENT-OFF* */
|
|
{0, 1000 * GST_USECOND, FALSE},
|
|
{29, 2000 * GST_USECOND, TRUE},
|
|
/* *INDENT-ON* */
|
|
};
|
|
|
|
guint8 exp_fci[] = {
|
|
0x00, 0x00, /* base sequence number: 0 */
|
|
0x00, 0x1e, /* packet status count: 30 */
|
|
0x00, 0x00, 0x00, /* reference time: 0 */
|
|
0x00, /* feedback packet count: 0 */
|
|
|
|
0xa0, 0x00, /* 1bit status for #0 received: 1 0 1 0 0 0 0 0 | 0 0 0 0 0 0 0 0 */
|
|
0x00, 0x0f, /* run-length with length of 15, all not received: 0 0 0 0 0 0 0 0 | 0 0 0 0 1 1 1 1 */
|
|
0xa0, 0x00, /* 1bit status for #29 received: 1 0 1 0 0 0 0 0 | 0 0 0 0 0 0 0 0 */
|
|
|
|
0x04, /* recv delta: +0:00:00.001000000 */
|
|
0x04, /* recv delta: +0:00:00.001000000 */
|
|
};
|
|
|
|
twcc_verify_packets_to_fci (h0, packets, exp_fci);
|
|
twcc_verify_packets_to_packets (h1, h1, packets);
|
|
|
|
session_harness_free (h0);
|
|
session_harness_free (h1);
|
|
}
|
|
|
|
GST_END_TEST;
|
|
|
|
|
|
static Suite *
|
|
rtpsession_suite (void)
|
|
{
|
|
Suite *s = suite_create ("rtpsession");
|
|
TCase *tc_chain = tcase_create ("general");
|
|
|
|
suite_add_tcase (s, tc_chain);
|
|
tcase_add_test (tc_chain, test_multiple_ssrc_rr);
|
|
tcase_add_test (tc_chain, test_multiple_senders_roundrobin_rbs);
|
|
tcase_add_test (tc_chain, test_no_rbs_for_internal_senders);
|
|
tcase_add_test (tc_chain, test_internal_sources_timeout);
|
|
tcase_add_test (tc_chain, test_receive_rtcp_app_packet);
|
|
tcase_add_test (tc_chain, test_dont_lock_on_stats);
|
|
tcase_add_test (tc_chain, test_ignore_suspicious_bye);
|
|
|
|
tcase_add_test (tc_chain, test_ssrc_collision_when_sending);
|
|
tcase_add_test (tc_chain, test_ssrc_collision_when_sending_loopback);
|
|
tcase_add_test (tc_chain, test_ssrc_collision_when_receiving);
|
|
tcase_add_test (tc_chain, test_ssrc_collision_third_party);
|
|
tcase_add_test (tc_chain, test_ssrc_collision_third_party_favor_new);
|
|
tcase_add_test (tc_chain,
|
|
test_ssrc_collision_never_send_on_non_internal_source);
|
|
|
|
tcase_add_test (tc_chain, test_request_fir);
|
|
tcase_add_test (tc_chain, test_request_pli);
|
|
tcase_add_test (tc_chain, test_request_fir_after_pli_in_caps);
|
|
tcase_add_test (tc_chain, test_request_nack);
|
|
tcase_add_test (tc_chain, test_request_nack_surplus);
|
|
tcase_add_test (tc_chain, test_request_nack_packing);
|
|
tcase_add_test (tc_chain, test_illegal_rtcp_fb_packet);
|
|
tcase_add_test (tc_chain, test_feedback_rtcp_race);
|
|
tcase_add_test (tc_chain, test_receive_regular_pli);
|
|
tcase_add_test (tc_chain, test_receive_pli_no_sender_ssrc);
|
|
tcase_add_test (tc_chain, test_dont_send_rtcp_while_idle);
|
|
tcase_add_test (tc_chain, test_send_rtcp_when_signalled);
|
|
tcase_add_test (tc_chain, test_change_sent_sdes);
|
|
tcase_add_test (tc_chain, test_disable_sr_timestamp);
|
|
tcase_add_test (tc_chain, test_on_sending_nacks);
|
|
tcase_add_test (tc_chain, test_disable_probation);
|
|
tcase_add_test (tc_chain, test_request_late_nack);
|
|
tcase_add_test (tc_chain, test_clear_pt_map_stress);
|
|
tcase_add_test (tc_chain, test_packet_rate);
|
|
tcase_add_test (tc_chain, test_stepped_packet_rate);
|
|
|
|
/* twcc */
|
|
tcase_add_loop_test (tc_chain, test_twcc_header_and_run_length,
|
|
0, G_N_ELEMENTS (twcc_header_and_run_length_test_data));
|
|
tcase_add_test (tc_chain, test_twcc_run_length_max);
|
|
tcase_add_test (tc_chain, test_twcc_run_length_min);
|
|
tcase_add_test (tc_chain, test_twcc_1_bit_status_vector);
|
|
tcase_add_test (tc_chain, test_twcc_2_bit_status_vector);
|
|
tcase_add_test (tc_chain, test_twcc_2_bit_over_capacity);
|
|
tcase_add_test (tc_chain, test_twcc_2_bit_full_status_vector);
|
|
tcase_add_test (tc_chain, test_twcc_status_vector_split_large_delta);
|
|
tcase_add_test (tc_chain, test_twcc_status_vector_split_with_gap);
|
|
tcase_add_test (tc_chain, test_twcc_status_vector_split_into_three);
|
|
tcase_add_loop_test (tc_chain, test_twcc_various_gaps, 0, 50);
|
|
tcase_add_test (tc_chain, test_twcc_negative_delta);
|
|
tcase_add_test (tc_chain, test_twcc_seqnum_wrap);
|
|
tcase_add_test (tc_chain, test_twcc_seqnum_wrap_with_loss);
|
|
tcase_add_test (tc_chain, test_twcc_huge_seqnum_gap);
|
|
tcase_add_test (tc_chain, test_twcc_double_packets);
|
|
tcase_add_test (tc_chain, test_twcc_duplicate_seqnums);
|
|
tcase_add_test (tc_chain, test_twcc_multiple_markers);
|
|
tcase_add_test (tc_chain, test_twcc_no_marker_and_gaps);
|
|
tcase_add_test (tc_chain, test_twcc_bad_rtcp);
|
|
tcase_add_test (tc_chain, test_twcc_delta_ts_rounding);
|
|
tcase_add_test (tc_chain, test_twcc_double_gap);
|
|
tcase_add_test (tc_chain, test_twcc_recv_packets_reordered);
|
|
tcase_add_test (tc_chain, test_twcc_recv_late_packet_fb_pkt_count_wrap);
|
|
tcase_add_test (tc_chain, test_twcc_recv_rtcp_reordered);
|
|
tcase_add_test (tc_chain, test_twcc_no_exthdr_in_buffer);
|
|
tcase_add_test (tc_chain, test_twcc_send_and_recv);
|
|
tcase_add_test (tc_chain, test_twcc_multiple_payloads_below_window);
|
|
tcase_add_loop_test (tc_chain, test_twcc_feedback_interval, 0,
|
|
G_N_ELEMENTS (test_twcc_feedback_interval_ctx));
|
|
tcase_add_test (tc_chain, test_twcc_feedback_count_wrap);
|
|
tcase_add_test (tc_chain, test_twcc_feedback_old_seqnum);
|
|
|
|
return s;
|
|
}
|
|
|
|
GST_CHECK_MAIN (rtpsession);
|