From 4b6a290bebf8c2d2f021d34015fc8d9e282a5cab Mon Sep 17 00:00:00 2001 From: Vedang Patel Date: Thu, 26 Sep 2019 18:11:42 -0700 Subject: [PATCH] tests: Add the tests for CRF Checker element This adds tests to ensure the avtpcrfchecker element validates and drops the packets which do not match the CRF Synchronization criteria. --- tests/check/elements/avtpcrfcheck.c | 247 ++++++++++++++++++++++++++++ tests/check/meson.build | 1 + 2 files changed, 248 insertions(+) create mode 100644 tests/check/elements/avtpcrfcheck.c diff --git a/tests/check/elements/avtpcrfcheck.c b/tests/check/elements/avtpcrfcheck.c new file mode 100644 index 0000000000..efe4a2060b --- /dev/null +++ b/tests/check/elements/avtpcrfcheck.c @@ -0,0 +1,247 @@ +/* + * GStreamer AVTP Plugin + * Copyright (C) 2019 Intel Corporation + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later + * version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301 USA + */ + +#include +#include +#include +#include +#include +#include +#include "../../../ext/avtp/gstavtpcrfutil.h" + +#define STREAM_ID 0xDEADC0DEDEADC0DE + +static GstHarness * +setup_harness (void) +{ + GstHarness *h; + + h = gst_harness_new_parse + ("avtpcrfcheck streamid=0xDEADC0DEDEADC0DE drop_invalid=1"); + + if (!h) + GST_ERROR ("Cannot create harness!"); + gst_harness_set_src_caps_str (h, "application/x-avtp"); + return h; +} + +static void +fill_buffer_video_data (struct avtp_stream_pdu *pdu) +{ + const gint DATA_LEN = sizeof (guint32) + 3; + + avtp_cvf_pdu_init (pdu, AVTP_CVF_FORMAT_SUBTYPE_H264); + avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_STREAM_ID, STREAM_ID); + avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_TV, 1); + avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_M, 1); + avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_TIMESTAMP, 0); + avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_H264_PTV, 1); + avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_H264_TIMESTAMP, 0); + avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_STREAM_DATA_LEN, DATA_LEN); +} + +static void +fill_buffer_audio_data (struct avtp_stream_pdu *pdu) +{ + const int DATA_LEN = 4; + + avtp_aaf_pdu_init (pdu); + avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_TV, 1); + avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_STREAM_ID, 0xDEADC0DEDEADC0DE); + avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_FORMAT, AVTP_AAF_FORMAT_INT_16BIT); + avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_NSR, AVTP_AAF_PCM_NSR_48KHZ); + avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_CHAN_PER_FRAME, 2); + avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_BIT_DEPTH, 16); + avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_SP, AVTP_AAF_PCM_SP_NORMAL); + avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_TIMESTAMP, 0); + avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_STREAM_DATA_LEN, DATA_LEN); +} + +static GstBuffer * +create_input_buffer (GstHarness * h, guint32 subtype) +{ + struct avtp_stream_pdu *pdu; + GstMapInfo info; + GstBuffer *buf; + const gint DATA_LEN = sizeof (guint32) + 3; + + buf = gst_harness_create_buffer (h, sizeof (struct avtp_stream_pdu) + + DATA_LEN); + + gst_buffer_map (buf, &info, GST_MAP_WRITE); + pdu = (struct avtp_stream_pdu *) info.data; + + if (subtype == AVTP_SUBTYPE_AAF) + fill_buffer_audio_data (pdu); + else + fill_buffer_video_data (pdu); + + gst_buffer_unmap (buf, &info); + + return buf; +} + +static void +set_buffer_tstamps (GstBuffer * buf, GstClockTime avtp_tstamp, + GstClockTime h264_tstamp) +{ + struct avtp_stream_pdu *pdu; + GstMapInfo info; + guint32 type; + + gst_buffer_map (buf, &info, GST_MAP_WRITE); + pdu = (struct avtp_stream_pdu *) info.data; + + avtp_pdu_get ((struct avtp_common_pdu *) pdu, AVTP_FIELD_SUBTYPE, &type); + if (type == AVTP_SUBTYPE_AAF) + avtp_aaf_pdu_set (pdu, AVTP_AAF_FIELD_TIMESTAMP, avtp_tstamp); + else if (type == AVTP_SUBTYPE_CVF) { + avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_TIMESTAMP, avtp_tstamp); + avtp_cvf_pdu_set (pdu, AVTP_CVF_FIELD_H264_TIMESTAMP, h264_tstamp); + } + gst_buffer_unmap (buf, &info); +} + +static void +test_crf_tstamps (GstHarness * h, GstBuffer * buf, GstClockTime avtp_tstamp, + GstClockTime h264_tstamp, guint expected_buffers) +{ + set_buffer_tstamps (buf, avtp_tstamp, h264_tstamp); + gst_harness_push (h, gst_buffer_copy (buf)); + fail_unless_equals_uint64 (gst_harness_buffers_received (h), + expected_buffers); +} + +GST_START_TEST (test_properties) +{ + const guint64 streamid = 0xAABBCCDDEEFF0001; + const gchar *address = "01:AA:BB:CC:DD:EE"; + const gchar *ifname = "enp1s0"; + const gboolean drop_invalid = TRUE; + GstElement *element; + guint64 val64; + gboolean val; + gchar *str; + + element = gst_check_setup_element ("avtpcrfcheck"); + + g_object_set (G_OBJECT (element), "ifname", ifname, NULL); + g_object_get (G_OBJECT (element), "ifname", &str, NULL); + fail_unless_equals_string (str, ifname); + g_free (str); + + g_object_set (G_OBJECT (element), "address", address, NULL); + g_object_get (G_OBJECT (element), "address", &str, NULL); + fail_unless_equals_string (str, address); + g_free (str); + + g_object_set (G_OBJECT (element), "streamid", streamid, NULL); + g_object_get (G_OBJECT (element), "streamid", &val64, NULL); + fail_unless (val64 == streamid); + + g_object_set (G_OBJECT (element), "drop-invalid", drop_invalid, NULL); + g_object_get (G_OBJECT (element), "drop-invalid", &val, NULL); + fail_unless (val == drop_invalid); +} + +GST_END_TEST; + +GST_START_TEST (test_crf_cvf_data) +{ + GstAvtpCrfBase *avtpcrfbase; + GstBuffer *buf; + GstHarness *h; + + h = setup_harness (); + + buf = create_input_buffer (h, AVTP_SUBTYPE_CVF); + avtpcrfbase = (GstAvtpCrfBase *) gst_harness_find_element (h, "avtpcrfcheck"); + avtpcrfbase->thread_data.average_period = 3300; + avtpcrfbase->thread_data.current_ts = 110000; + + test_crf_tstamps (h, buf, 110000, 109204, 1); + test_crf_tstamps (h, buf, 113600, 119400, 2); + test_crf_tstamps (h, buf, 218000, 119400, 2); + test_crf_tstamps (h, buf, 218000, 102000, 2); + + gst_harness_teardown (h); +} + +GST_END_TEST; + +GST_START_TEST (test_crf_aaf_data) +{ + GstAvtpCrfBase *avtpcrfbase; + GstBuffer *buf; + GstHarness *h; + + h = setup_harness (); + + buf = create_input_buffer (h, AVTP_SUBTYPE_AAF); + avtpcrfbase = (GstAvtpCrfBase *) gst_harness_find_element (h, "avtpcrfcheck"); + avtpcrfbase->thread_data.average_period = 3300; + avtpcrfbase->thread_data.current_ts = 110000; + + test_crf_tstamps (h, buf, 113300, 0, 1); + test_crf_tstamps (h, buf, 112900, 0, 2); + test_crf_tstamps (h, buf, 210000, 0, 2); + + gst_harness_teardown (h); +} + +GST_END_TEST; + +GST_START_TEST (test_crf_period_zero) +{ + GstAvtpCrfBase *avtpcrfbase; + GstBuffer *buf; + GstHarness *h; + + h = setup_harness (); + + buf = create_input_buffer (h, AVTP_SUBTYPE_CVF); + avtpcrfbase = (GstAvtpCrfBase *) gst_harness_find_element (h, "avtpcrfcheck"); + avtpcrfbase->thread_data.average_period = 0.0; + avtpcrfbase->thread_data.current_ts = 110; + + test_crf_tstamps (h, buf, 112, 110, 1); + + gst_harness_teardown (h); +} + +GST_END_TEST; + +static Suite * +avtpcrfcheck_suite (void) +{ + Suite *s = suite_create ("avtpcrfcheck"); + TCase *tc_chain = tcase_create ("general"); + + suite_add_tcase (s, tc_chain); + tcase_add_test (tc_chain, test_properties); + tcase_add_test (tc_chain, test_crf_cvf_data); + tcase_add_test (tc_chain, test_crf_aaf_data); + tcase_add_test (tc_chain, test_crf_period_zero); + + return s; +} + +GST_CHECK_MAIN (avtpcrfcheck); diff --git a/tests/check/meson.build b/tests/check/meson.build index 444d36b3a1..eab03d73d5 100644 --- a/tests/check/meson.build +++ b/tests/check/meson.build @@ -82,6 +82,7 @@ if host_machine.system() != 'windows' [['elements/avtpaafpay.c'], not avtp_dep.found(), [avtp_dep]], [['elements/avtpaafdepay.c'], not avtp_dep.found(), [avtp_dep]], [['elements/avtpcrfbase.c'], not avtp_dep.found(), [avtp_dep]], + [['elements/avtpcrfcheck.c'], not avtp_dep.found(), [avtp_dep], ['../../ext/avtp/gstavtpcrfutil.c']], [['elements/avtpcrfsync.c'], not avtp_dep.found(), [avtp_dep], ['../../ext/avtp/gstavtpcrfutil.c', '../../ext/avtp/gstavtpcrfbase.c']], [['elements/avtpcvfpay.c'], not avtp_dep.found(), [avtp_dep]], [['elements/avtpcvfdepay.c'], not avtp_dep.found(), [avtp_dep]],