gstreamer/subprojects/gst-plugins-good/tests/check/elements/rtpopus.c

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/* GStreamer
*
* Copyright (C) 2020 Pexip AS
* @author Havard Graff <havard@pexip.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/check/check.h>
#include <gst/check/gstharness.h>
#include <gst/rtp/gstrtpbuffer.h>
#define buffer_from_array(a) gst_buffer_new_memdup (a, G_N_ELEMENTS (a))
static guint8 opus_data[] = {
0xf8, 0xb5, 0x0e, 0x7d, 0x91, 0xcc, 0x05, 0x82,
0x75, 0x72, 0x48, 0xbd, 0xd3, 0x22, 0x24, 0x2e,
0x59, 0x63, 0xf8, 0xff, 0x5d, 0x59, 0x27, 0xd8,
0xad, 0x4b, 0xe8, 0xd7, 0xfa, 0x99, 0xaa, 0x46,
0xb4, 0xf6, 0x29, 0x16, 0x21, 0x86, 0x2a, 0xb5,
0x83, 0x7d, 0x3a, 0xce, 0xb3, 0xee, 0x37, 0x3b,
0xf7, 0xb5, 0x03, 0xe7, 0x13, 0x3b, 0xf6, 0x90,
0x06, 0xea, 0x79, 0xbe, 0x89, 0xc3, 0x2b, 0x1f,
0x7f, 0x88, 0x5e, 0xe0, 0xe1, 0x88, 0x59, 0x47,
0x11, 0x10, 0x94, 0xab, 0x5d, 0xa6, 0x3f, 0x5d,
0xa7, 0xd7, 0x0e, 0x7d, 0x07, 0x85, 0x0d, 0x2f,
0x7b, 0x3f, 0xf7, 0xc1, 0x8c, 0xb2, 0xda, 0xac,
0x79, 0x15, 0xda, 0xc7, 0xd2, 0x6e, 0xcc, 0x88,
0x61, 0x29, 0xcd, 0x78, 0xf4, 0x6d, 0x1b, 0xa6,
0xe6, 0xd1, 0x7c, 0x76, 0xc2, 0x86, 0x78, 0x3c,
0xc2, 0x2e, 0x26, 0xd4, 0xdf, 0x7f, 0x3b, 0x98,
0x7a, 0x7c, 0xbe, 0x1a, 0x17, 0xd2, 0x2d, 0xa5,
0x90, 0x2a, 0x1b, 0x0b, 0x43, 0x65, 0x63, 0x37,
0xe5, 0x0d, 0x5c, 0x9c, 0x6c, 0x38, 0xef, 0x2a,
0xe8, 0x49, 0x47, 0x05, 0x6d, 0x83, 0xcf, 0x6d,
};
GST_START_TEST (test_pay_to_depay)
{
GstHarness *h = gst_harness_new_parse ("rtpopuspay ! rtpopusdepay");
GstBuffer *buf = buffer_from_array (opus_data);
gst_harness_set_src_caps_str (h, "audio/x-opus,channel-mapping-family=0");
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, buf));
gst_buffer_unref (gst_harness_pull (h));
gst_harness_teardown (h);
}
GST_END_TEST
GST_START_TEST (test_depay_to_pay)
{
GstHarness *h = gst_harness_new_parse ("rtpopusdepay ! rtpopuspay");
guint8 opus_rtp_buf[] = {
0x80, 0x60, 0x54, 0xfd, 0x3b, 0x5a, 0x93, 0xf9, 0x1c, 0x33, 0x2b, 0xbb,
};
GstBuffer *buf = buffer_from_array (opus_rtp_buf);
gst_harness_set_src_caps_str (h,
"application/x-rtp,encoding-name=OPUS,media=audio,clock-rate=48000,payload=96");
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, buf));
gst_buffer_unref (gst_harness_pull (h));
gst_harness_teardown (h);
}
GST_END_TEST;
GST_START_TEST (test_pay_to_depay_multichannel)
{
GstHarness *h = gst_harness_new_parse ("rtpopuspay ! rtpopusdepay");
GstBuffer *buf;
GstCaps *caps;
GstStructure *s;
const GValue *channel_mapping;
gint val, i;
static const int expected_channel_mapping[] = { 0, 4, 1, 2, 3, 5 };
buf = buffer_from_array (opus_data);
gst_harness_set_src_caps_str (h, "audio/x-opus,channel-mapping-family=1,"
"rate=48000,channels=6,stream-count=4,coupled-count=2,channel-mapping=<0,4,1,2,3,5>");
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, buf));
gst_buffer_unref (gst_harness_pull (h));
caps = gst_pad_get_current_caps (h->srcpad);
s = gst_caps_get_structure (caps, 0);
assert_equals_string (gst_structure_get_name (s), "audio/x-opus");
fail_unless (gst_structure_get_int (s, "rate", &val));
fail_unless_equals_int (val, 48000);
fail_unless (gst_structure_get_int (s, "channels", &val));
fail_unless_equals_int (val, 6);
fail_unless (gst_structure_get_int (s, "channel-mapping-family", &val));
fail_unless_equals_int (val, 1);
fail_unless (gst_structure_get_int (s, "stream-count", &val));
fail_unless_equals_int (val, 4);
fail_unless (gst_structure_get_int (s, "coupled-count", &val));
fail_unless_equals_int (val, 2);
channel_mapping = gst_structure_get_value (s, "channel-mapping");
g_assert (GST_VALUE_HOLDS_ARRAY (channel_mapping));
for (i = 0; i != gst_value_array_get_size (channel_mapping); ++i) {
fail_unless_equals_int (expected_channel_mapping[i],
g_value_get_int (gst_value_array_get_value (channel_mapping, i)));
}
gst_caps_unref (caps);
gst_harness_teardown (h);
}
GST_END_TEST;
GST_START_TEST (test_depay_to_pay_multichannel)
{
GstHarness *h = gst_harness_new_parse ("rtpopusdepay ! rtpopuspay");
guint8 opus_rtp_buf[] = {
0x80, 0x60, 0x54, 0xfd, 0x3b, 0x5a, 0x93, 0xf9, 0x1c, 0x33, 0x2b, 0xbb,
};
GstBuffer *buf;
GstCaps *caps;
GstStructure *s;
gint val;
buf = buffer_from_array (opus_rtp_buf);
gst_harness_set_src_caps_str (h,
"application/x-rtp,encoding-name=OPUS,media=audio,clock-rate=48000,payload=96,"
"encoding-params=6,num_streams=4,coupled_streams=2,channel_mapping=\"0,4,1,2,3,5\"");
fail_unless_equals_int (GST_FLOW_OK, gst_harness_push (h, buf));
gst_buffer_unref (gst_harness_pull (h));
caps = gst_pad_get_current_caps (h->srcpad);
s = gst_caps_get_structure (caps, 0);
assert_equals_string (gst_structure_get_name (s), "application/x-rtp");
fail_unless (gst_structure_get_int (s, "encoding-params", &val));
fail_unless_equals_int (val, 6);
fail_unless_equals_string (gst_structure_get_string (s, "channel_mapping"),
"0,4,1,2,3,5");
fail_unless (gst_structure_get_int (s, "num_streams", &val));
fail_unless_equals_int (val, 4);
fail_unless (gst_structure_get_int (s, "coupled_streams", &val));
fail_unless_equals_int (val, 2);
gst_caps_unref (caps);
gst_harness_teardown (h);
}
GST_END_TEST;
GST_START_TEST (test_pay_getcaps)
{
GstHarness *h = gst_harness_new ("rtpopuspay");
GstCaps *ref, *qcaps;
gst_harness_set_sink_caps_str (h, "application/x-rtp, "
"encoding-name=(string)OPUS, stereo=(string)0");
qcaps = gst_pad_peer_query_caps (h->srcpad, NULL);
/* Check that is also contains stereo */
ref = gst_caps_from_string ("audio/x-opus, channels=(int)2, "
"channel-mapping-family=(int)0");
fail_unless (gst_caps_can_intersect (ref, qcaps));
gst_caps_unref (ref);
fail_unless_equals_int (gst_caps_get_size (qcaps), 2);
qcaps = gst_caps_truncate (qcaps);
/* Check that the first structure is mono */
ref = gst_caps_from_string ("audio/x-opus, channels=(int)1, "
"channel-mapping-family=(int)0");
fail_unless (gst_caps_is_equal (ref, qcaps));
gst_caps_unref (ref);
gst_caps_unref (qcaps);
gst_harness_set_sink_caps_str (h, "application/x-rtp, "
"encoding-name=(string)OPUS, stereo=(string)1");
qcaps = gst_pad_peer_query_caps (h->srcpad, NULL);
/* Check that is also contains stereo */
ref = gst_caps_from_string ("audio/x-opus, channels=(int)2, "
"channel-mapping-family=(int)0");
fail_unless (gst_caps_can_intersect (ref, qcaps));
gst_caps_unref (ref);
fail_unless_equals_int (gst_caps_get_size (qcaps), 2);
qcaps = gst_caps_truncate (qcaps);
/* Check that the first structure is mono */
ref = gst_caps_from_string ("audio/x-opus, channels=(int)2, "
"channel-mapping-family=(int)0");
fail_unless (gst_caps_is_equal (ref, qcaps));
gst_caps_unref (ref);
gst_caps_unref (qcaps);
gst_harness_set_sink_caps_str (h, "application/x-rtp, "
"encoding-name=(string)MULTIOPUS");
qcaps = gst_pad_peer_query_caps (h->srcpad, NULL);
/* Check that is also contains stereo */
ref = gst_caps_from_string ("audio/x-opus, channels=(int)[3, 255], "
"channel-mapping-family=(int)1");
fail_unless (gst_caps_is_equal (ref, qcaps));
gst_caps_unref (ref);
fail_unless_equals_int (gst_caps_get_size (qcaps), 1);
gst_caps_unref (qcaps);
gst_harness_set_sink_caps_str (h, "application/x-rtp, "
"encoding-name=(string)MULTIOPUS, stereo=(string)1");
qcaps = gst_pad_peer_query_caps (h->srcpad, NULL);
/* Check that is also contains stereo */
ref = gst_caps_from_string ("audio/x-opus, channels=(int)[3, 255], "
"channel-mapping-family=(int)1");
fail_unless (gst_caps_is_equal (ref, qcaps));
gst_caps_unref (ref);
fail_unless_equals_int (gst_caps_get_size (qcaps), 1);
gst_caps_unref (qcaps);
gst_harness_set_sink_caps_str (h, "application/x-rtp, "
"encoding-name=(string)OPUS, stereo=(string)0;"
"application/x-rtp, encoding-name=(string)MULTIOPUS");
qcaps = gst_pad_peer_query_caps (h->srcpad, NULL);
/* Check that is also contains stereo */
ref = gst_caps_from_string ("audio/x-opus, channels=(int)2, "
"channel-mapping-family=(int)0");
fail_unless (gst_caps_can_intersect (ref, qcaps));
gst_caps_unref (ref);
/* Check that is also contains 3 channels */
ref = gst_caps_from_string ("audio/x-opus, channels=(int)3, "
"channel-mapping-family=(int)1");
fail_unless (gst_caps_can_intersect (ref, qcaps));
gst_caps_unref (ref);
fail_unless_equals_int (gst_caps_get_size (qcaps), 3);
qcaps = gst_caps_truncate (qcaps);
/* Check that the first structure is mono */
ref = gst_caps_from_string ("audio/x-opus, channels=(int)1, "
"channel-mapping-family=(int)0");
fail_unless (gst_caps_can_intersect (ref, qcaps));
gst_caps_unref (ref);
gst_caps_unref (qcaps);
gst_harness_teardown (h);
}
GST_END_TEST;
static Suite *
rtpopus_suite (void)
{
Suite *s = suite_create ("rtpopus");
TCase *tc_chain;
suite_add_tcase (s, (tc_chain = tcase_create ("rtpopus")));
tcase_add_test (tc_chain, test_pay_to_depay);
tcase_add_test (tc_chain, test_depay_to_pay);
tcase_add_test (tc_chain, test_pay_to_depay_multichannel);
tcase_add_test (tc_chain, test_depay_to_pay_multichannel);
tcase_add_test (tc_chain, test_pay_getcaps);
return s;
}
GST_CHECK_MAIN (rtpopus);