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c70dbe94b5
Add support for sending buffer-lists. Add unit test for testing that the buffer-list passed through rtpbin. fixes #585839
331 lines
9 KiB
C
331 lines
9 KiB
C
/* GStreamer
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*
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* Unit test for gstrtpbin sending rtp packets using GstBufferList.
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* Copyright (C) 2009 Branko Subasic <branko dot subasic at axis dot com>
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include <gst/check/gstcheck.h>
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#include <gst/rtp/gstrtpbuffer.h>
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/* This test makes sure that RTP packets sent as buffer lists are sent through
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* the rtpbin as they are supposed to, and not corrupted in any way.
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*/
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#define TEST_CAPS \
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"application/x-rtp, " \
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"media=(string)video, " \
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"clock-rate=(int)90000, " \
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"encoding-name=(string)H264, " \
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"profile-level-id=(string)4d4015, " \
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"payload=(int)96, " \
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"ssrc=(guint)2633237432, " \
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"clock-base=(guint)1868267015, " \
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"seqnum-base=(guint)54229"
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/* RTP headers and the first 2 bytes of the payload (FU indicator and FU header)
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*/
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static const guint8 rtp_header[2][14] = {
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{0x80, 0x60, 0xbb, 0xb7, 0x5c, 0xe9, 0x09,
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0x0d, 0xf5, 0x9c, 0x43, 0x55, 0x1c, 0x86},
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{0x80, 0x60, 0xbb, 0xb8, 0x5c, 0xe9, 0x09,
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0x0d, 0xf5, 0x9c, 0x43, 0x55, 0x1c, 0x46}
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};
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static const guint rtp_header_len[] = {
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sizeof rtp_header[0],
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sizeof rtp_header[1]
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};
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static GstBuffer *header_buffer[2] = { NULL, NULL };
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/* Some payload.
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*/
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static char *payload =
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"0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF"
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"0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF"
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"0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF"
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"0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF"
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"0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF"
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"0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF0123456789ABSDEF"
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"0123456789ABSDEF0123456";
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static const guint payload_offset[] = {
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0, 498
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};
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static const guint payload_len[] = {
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498, 5
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};
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static GstBuffer *original_buffer = NULL;
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static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("application/x-rtp"));
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static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("application/x-rtp"));
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static GstBuffer *
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_create_original_buffer (void)
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{
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GstCaps *caps;
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if (original_buffer != NULL)
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return original_buffer;
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original_buffer = gst_buffer_new ();
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fail_unless (original_buffer != NULL);
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gst_buffer_set_data (original_buffer, (guint8 *) payload, strlen (payload));
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GST_BUFFER_TIMESTAMP (original_buffer) =
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gst_clock_get_internal_time (gst_system_clock_obtain ());
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caps = gst_caps_from_string (TEST_CAPS);
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fail_unless (caps != NULL);
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gst_buffer_set_caps (original_buffer, caps);
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gst_caps_unref (caps);
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return original_buffer;
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}
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static GstBufferList *
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_create_buffer_list (void)
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{
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GstBufferList *list;
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GstBufferListIterator *it;
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GstBuffer *orig_buffer;
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GstBuffer *buffer;
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orig_buffer = _create_original_buffer ();
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fail_if (orig_buffer == NULL);
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list = gst_buffer_list_new ();
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fail_if (list == NULL);
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it = gst_buffer_list_iterate (list);
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fail_if (it == NULL);
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/*** First group, i.e. first packet. **/
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gst_buffer_list_iterator_add_group (it);
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/* Create buffer with RTP header and add it to the 1st group */
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buffer = gst_buffer_new ();
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GST_BUFFER_MALLOCDATA (buffer) = g_memdup (&rtp_header[0], rtp_header_len[0]);
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GST_BUFFER_DATA (buffer) = GST_BUFFER_MALLOCDATA (buffer);
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GST_BUFFER_SIZE (buffer) = rtp_header_len[0];
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gst_buffer_copy_metadata (buffer, orig_buffer, GST_BUFFER_COPY_ALL);
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header_buffer[0] = buffer;
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gst_buffer_list_iterator_add (it, buffer);
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/* Create the payload buffer and add it to the 1st group
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*/
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buffer =
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gst_buffer_create_sub (orig_buffer, payload_offset[0], payload_len[0]);
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fail_if (buffer == NULL);
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gst_buffer_list_iterator_add (it, buffer);
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/*** Second group, i.e. second packet. ***/
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/* Create a new group to hold the rtp header and the payload */
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gst_buffer_list_iterator_add_group (it);
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/* Create buffer with RTP header and add it to the 2nd group */
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buffer = gst_buffer_new ();
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GST_BUFFER_MALLOCDATA (buffer) = g_memdup (&rtp_header[1], rtp_header_len[1]);
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GST_BUFFER_DATA (buffer) = GST_BUFFER_MALLOCDATA (buffer);
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GST_BUFFER_SIZE (buffer) = rtp_header_len[1];
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gst_buffer_copy_metadata (buffer, orig_buffer, GST_BUFFER_COPY_ALL);
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header_buffer[1] = buffer;
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/* Add the rtp header to the buffer list */
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gst_buffer_list_iterator_add (it, buffer);
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/* Create the payload buffer and add it to the 2d group
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*/
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buffer =
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gst_buffer_create_sub (orig_buffer, payload_offset[1], payload_len[1]);
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fail_if (buffer == NULL);
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gst_buffer_list_iterator_add (it, buffer);
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gst_buffer_list_iterator_free (it);
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return list;
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}
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static void
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_check_header (GstBuffer * buffer, guint index)
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{
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guint8 *data;
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fail_if (buffer == NULL);
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fail_unless (index < 2);
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fail_unless (GST_BUFFER_SIZE (buffer) == rtp_header_len[index]);
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/* Can't do a memcmp() on the whole header, cause the SSRC (bytes 8-11) will
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* most likely be changed in gstrtpbin.
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*/
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fail_unless ((data = GST_BUFFER_DATA (buffer)) != NULL);
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fail_unless_equals_uint64 (*(guint64 *) data, *(guint64 *) rtp_header[index]);
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fail_unless (*(guint16 *) (data + 12) ==
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*(guint16 *) (rtp_header[index] + 12));
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}
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static void
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_check_payload (GstBuffer * buffer, guint index)
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{
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fail_if (buffer == NULL);
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fail_unless (index < 2);
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fail_unless (GST_BUFFER_SIZE (buffer) == payload_len[index]);
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fail_if (GST_BUFFER_DATA (buffer) !=
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(gpointer) (payload + payload_offset[index]));
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fail_if (memcmp (GST_BUFFER_DATA (buffer), payload + payload_offset[index],
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payload_len[index]));
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}
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static void
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_check_group (GstBufferListIterator * it, guint index, GstCaps * caps)
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{
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GstBuffer *buffer;
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fail_unless (it != NULL);
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fail_unless (gst_buffer_list_iterator_n_buffers (it) == 2);
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fail_unless (caps != NULL);
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fail_unless ((buffer = gst_buffer_list_iterator_next (it)) != NULL);
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fail_unless (GST_BUFFER_TIMESTAMP (buffer) ==
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GST_BUFFER_TIMESTAMP (original_buffer));
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fail_unless (gst_caps_is_equal (GST_BUFFER_CAPS (original_buffer),
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GST_BUFFER_CAPS (buffer)));
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_check_header (buffer, index);
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fail_unless ((buffer = gst_buffer_list_iterator_next (it)) != NULL);
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_check_payload (buffer, index);
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}
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static GstFlowReturn
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_sink_chain_list (GstPad * pad, GstBufferList * list)
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{
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GstCaps *caps;
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GstBufferListIterator *it;
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caps = gst_caps_from_string (TEST_CAPS);
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fail_unless (caps != NULL);
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fail_unless (GST_IS_BUFFER_LIST (list));
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fail_unless (gst_buffer_list_n_groups (list) == 2);
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it = gst_buffer_list_iterate (list);
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fail_if (it == NULL);
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fail_unless (gst_buffer_list_iterator_next_group (it));
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_check_group (it, 0, caps);
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fail_unless (gst_buffer_list_iterator_next_group (it));
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_check_group (it, 1, caps);
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gst_caps_unref (caps);
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gst_buffer_list_iterator_free (it);
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gst_buffer_list_unref (list);
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return GST_FLOW_OK;
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}
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static void
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_set_chain_functions (GstPad * pad)
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{
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gst_pad_set_chain_list_function (pad, _sink_chain_list);
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}
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GST_START_TEST (test_bufferlist)
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{
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GstElement *rtpbin;
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GstPad *sinkpad;
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GstPad *srcpad;
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GstBufferList *list;
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list = _create_buffer_list ();
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fail_unless (list != NULL);
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rtpbin = gst_check_setup_element ("gstrtpbin");
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srcpad =
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gst_check_setup_src_pad_by_name (rtpbin, &srctemplate, "send_rtp_sink_0");
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fail_if (srcpad == NULL);
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sinkpad =
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gst_check_setup_sink_pad_by_name (rtpbin, &sinktemplate,
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"send_rtp_src_0");
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fail_if (sinkpad == NULL);
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_set_chain_functions (sinkpad);
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gst_pad_set_active (sinkpad, TRUE);
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gst_element_set_state (rtpbin, GST_STATE_PLAYING);
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fail_unless (gst_pad_push_list (srcpad, list) == GST_FLOW_OK);
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gst_pad_set_active (sinkpad, FALSE);
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gst_check_teardown_pad_by_name (rtpbin, "send_rtp_src_0");
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gst_check_teardown_pad_by_name (rtpbin, "send_rtp_sink_0");
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gst_check_teardown_element (rtpbin);
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}
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GST_END_TEST;
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static Suite *
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bufferlist_suite (void)
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{
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Suite *s = suite_create ("BufferList");
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TCase *tc_chain = tcase_create ("general");
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/* time out after 30s. */
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tcase_set_timeout (tc_chain, 10);
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suite_add_tcase (s, tc_chain);
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tcase_add_test (tc_chain, test_bufferlist);
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return s;
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}
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GST_CHECK_MAIN (bufferlist);
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