gstreamer/tests/check/libs/audio.c

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/* GStreamer
*
* unit tests for audio support library
*
* Copyright (C) 2006 Tim-Philipp Müller <tim centricular net>
*
* 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., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/check/gstcheck.h>
#include <gst/audio/audio.h>
#include <gst/audio/multichannel.h>
#include <string.h>
static gboolean
structure_contains_channel_positions (const GstStructure * s)
{
return (gst_structure_get_value (s, "channel-positions") != NULL);
}
#if 0
static gboolean
fixed_caps_have_channel_positions (const GstCaps * caps)
{
GstStructure *s;
fail_unless (caps != NULL);
s = gst_caps_get_structure (caps, 0);
fail_unless (s != NULL);
return structure_contains_channel_positions (s);
}
#endif
GST_START_TEST (test_multichannel_checks)
{
GstAudioChannelPosition pos_2_mixed[2] = {
GST_AUDIO_CHANNEL_POSITION_FRONT_MONO,
GST_AUDIO_CHANNEL_POSITION_NONE
};
GstAudioChannelPosition pos_2_none[2] = {
GST_AUDIO_CHANNEL_POSITION_NONE,
GST_AUDIO_CHANNEL_POSITION_NONE
};
GstAudioChannelPosition pos_2_flr[2] = {
GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT,
GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT
};
GstAudioChannelPosition pos_2_frr[2] = {
GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT,
GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT
};
GstStructure *s;
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s = gst_structure_new ("audio/x-raw", "channels", G_TYPE_INT, 2, NULL);
/* check if the audio channel position checks work */
fail_if (gst_audio_check_channel_positions (pos_2_mixed, 2));
fail_unless (gst_audio_check_channel_positions (pos_2_none, 2));
fail_unless (gst_audio_check_channel_positions (pos_2_flr, 2));
fail_if (gst_audio_check_channel_positions (pos_2_frr, 2));
/* this should not work and issue a warning: FRONT_MONO + NONE */
_gst_check_expecting_log = TRUE;
gst_audio_set_channel_positions (s, pos_2_mixed);
_gst_check_expecting_log = FALSE;
fail_if (structure_contains_channel_positions (s));
/* this should work: NONE + NONE */
gst_audio_set_channel_positions (s, pos_2_none);
fail_unless (structure_contains_channel_positions (s));
gst_structure_remove_field (s, "channel-positions");
/* this should also work: FRONT_LEFT + FRONT_RIGHT */
gst_audio_set_channel_positions (s, pos_2_flr);
fail_unless (structure_contains_channel_positions (s));
gst_structure_remove_field (s, "channel-positions");
/* this should not work and issue a warning: FRONT_RIGHT twice */
_gst_check_expecting_log = TRUE;
gst_audio_set_channel_positions (s, pos_2_frr);
_gst_check_expecting_log = FALSE;
/* FIXME: did I misunderstand _set_structure_channel_positions_list? */
#if 0
/* this should not work and issue a warning: FRONT_RIGHT twice */
_gst_check_expecting_log = TRUE;
gst_audio_set_structure_channel_positions_list (s, pos_2_frr, 2);
_gst_check_expecting_log = FALSE;
/* this should not work and issue a warning: FRONT_MONO + NONE */
_gst_check_expecting_log = TRUE;
gst_audio_set_structure_channel_positions_list (s, pos_2_mixed, 2);
_gst_check_expecting_log = FALSE;
/* this should not work either (channel count mismatch) */
_gst_check_expecting_log = TRUE;
gst_audio_set_structure_channel_positions_list (s, pos_2_none, 44);
_gst_check_expecting_log = FALSE;
fail_if (structure_contains_channel_positions (s));
#endif
gst_structure_free (s);
}
GST_END_TEST;
GST_START_TEST (test_buffer_clipping_time)
{
GstSegment s;
GstBuffer *buf;
GstBuffer *ret;
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guint8 *data, *sdata;
gsize ssize;
/* Clip start and end */
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_TIME);
s.start = 4 * GST_SECOND;
s.stop = 8 * GST_SECOND;
s.time = 4 * GST_SECOND;
GST_BUFFER_TIMESTAMP (buf) = 2 * GST_SECOND;
GST_BUFFER_DURATION (buf) = 10 * GST_SECOND;
GST_BUFFER_OFFSET (buf) = 200;
GST_BUFFER_OFFSET_END (buf) = 1200;
ret = gst_audio_buffer_clip (buf, &s, 100, 1);
fail_unless (ret != NULL);
fail_unless (GST_BUFFER_TIMESTAMP (ret) == 4 * GST_SECOND);
fail_unless (GST_BUFFER_DURATION (ret) == 4 * GST_SECOND);
fail_unless (GST_BUFFER_OFFSET (ret) == 400);
fail_unless (GST_BUFFER_OFFSET_END (ret) == 800);
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sdata = gst_buffer_map (ret, &ssize, NULL, GST_MAP_READ);
fail_unless (sdata == data + 200);
fail_unless (ssize == 400);
gst_buffer_unmap (ret, sdata, ssize);
gst_buffer_unref (ret);
/* Clip only start */
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_TIME);
s.start = 4 * GST_SECOND;
s.stop = 12 * GST_SECOND;
s.time = 4 * GST_SECOND;
GST_BUFFER_TIMESTAMP (buf) = 2 * GST_SECOND;
GST_BUFFER_DURATION (buf) = 10 * GST_SECOND;
GST_BUFFER_OFFSET (buf) = 200;
GST_BUFFER_OFFSET_END (buf) = 1200;
ret = gst_audio_buffer_clip (buf, &s, 100, 1);
fail_unless (ret != NULL);
fail_unless (GST_BUFFER_TIMESTAMP (ret) == 4 * GST_SECOND);
fail_unless (GST_BUFFER_DURATION (ret) == 8 * GST_SECOND);
fail_unless (GST_BUFFER_OFFSET (ret) == 400);
fail_unless (GST_BUFFER_OFFSET_END (ret) == 1200);
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sdata = gst_buffer_map (ret, &ssize, NULL, GST_MAP_READ);
fail_unless (sdata == data + 200);
fail_unless (ssize == 800);
gst_buffer_unmap (ret, sdata, ssize);
gst_buffer_unref (ret);
/* Clip only stop */
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_TIME);
s.start = 2 * GST_SECOND;
s.stop = 10 * GST_SECOND;
s.time = 2 * GST_SECOND;
GST_BUFFER_TIMESTAMP (buf) = 2 * GST_SECOND;
GST_BUFFER_DURATION (buf) = 10 * GST_SECOND;
GST_BUFFER_OFFSET (buf) = 200;
GST_BUFFER_OFFSET_END (buf) = 1200;
ret = gst_audio_buffer_clip (buf, &s, 100, 1);
fail_unless (ret != NULL);
fail_unless (GST_BUFFER_TIMESTAMP (ret) == 2 * GST_SECOND);
fail_unless (GST_BUFFER_DURATION (ret) == 8 * GST_SECOND);
fail_unless (GST_BUFFER_OFFSET (ret) == 200);
fail_unless (GST_BUFFER_OFFSET_END (ret) == 1000);
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sdata = gst_buffer_map (ret, &ssize, NULL, GST_MAP_READ);
fail_unless (sdata == data);
fail_unless (ssize == 800);
gst_buffer_unmap (ret, sdata, ssize);
gst_buffer_unref (ret);
/* Buffer outside segment */
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_TIME);
s.start = 12 * GST_SECOND;
s.stop = 20 * GST_SECOND;
s.time = 12 * GST_SECOND;
GST_BUFFER_TIMESTAMP (buf) = 2 * GST_SECOND;
GST_BUFFER_DURATION (buf) = 10 * GST_SECOND;
GST_BUFFER_OFFSET (buf) = 200;
GST_BUFFER_OFFSET_END (buf) = 1200;
ret = gst_audio_buffer_clip (buf, &s, 100, 1);
fail_unless (ret == NULL);
/* Clip start and end but don't touch duration and offset_end */
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_TIME);
s.start = 4 * GST_SECOND;
s.stop = 8 * GST_SECOND;
s.time = 4 * GST_SECOND;
GST_BUFFER_TIMESTAMP (buf) = 2 * GST_SECOND;
GST_BUFFER_DURATION (buf) = GST_CLOCK_TIME_NONE;
GST_BUFFER_OFFSET (buf) = 200;
GST_BUFFER_OFFSET_END (buf) = GST_BUFFER_OFFSET_NONE;
ret = gst_audio_buffer_clip (buf, &s, 100, 1);
fail_unless (ret != NULL);
fail_unless (GST_BUFFER_TIMESTAMP (ret) == 4 * GST_SECOND);
fail_unless (GST_BUFFER_DURATION (ret) == GST_CLOCK_TIME_NONE);
fail_unless (GST_BUFFER_OFFSET (ret) == 400);
fail_unless (GST_BUFFER_OFFSET_END (ret) == GST_BUFFER_OFFSET_NONE);
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sdata = gst_buffer_map (ret, &ssize, NULL, GST_MAP_READ);
fail_unless (sdata == data + 200);
fail_unless (ssize == 400);
gst_buffer_unmap (ret, sdata, ssize);
gst_buffer_unref (ret);
/* If the buffer has no timestamp it should assert()
* FIXME: check if return value is the same as the input buffer.
* probably can't be done because the assert() does a SIGABRT.
*/
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_TIME);
s.start = 0 * GST_SECOND;
s.stop = 10 * GST_SECOND;
s.time = 0 * GST_SECOND;
GST_BUFFER_TIMESTAMP (buf) = GST_CLOCK_TIME_NONE;
GST_BUFFER_DURATION (buf) = GST_CLOCK_TIME_NONE;
GST_BUFFER_OFFSET (buf) = GST_BUFFER_OFFSET_NONE;
GST_BUFFER_OFFSET_END (buf) = GST_BUFFER_OFFSET_NONE;
ret = gst_audio_buffer_clip (buf, &s, 100, 1);
fail_unless (ret == buf);
gst_buffer_unref (buf);
/* If the format is not TIME or DEFAULT it should assert()
* FIXME: check if return value is the same as the input buffer.
* probably can't be done because the assert() does a SIGABRT.
*/
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_PERCENT);
s.start = 0;
s.stop = 10;
s.time = 0;
GST_BUFFER_TIMESTAMP (buf) = 0 * GST_SECOND;
GST_BUFFER_DURATION (buf) = 0;
GST_BUFFER_OFFSET (buf) = GST_BUFFER_OFFSET_NONE;
GST_BUFFER_OFFSET_END (buf) = GST_BUFFER_OFFSET_NONE;
ASSERT_CRITICAL (ret = gst_audio_buffer_clip (buf, &s, 100, 1));
gst_buffer_unref (buf);
}
GST_END_TEST;
GST_START_TEST (test_buffer_clipping_samples)
{
GstSegment s;
GstBuffer *buf;
GstBuffer *ret;
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guint8 *data, *sdata;
gsize ssize;
/* Clip start and end */
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_DEFAULT);
s.start = 400;
s.stop = 800;
s.time = 400;
GST_BUFFER_TIMESTAMP (buf) = 2 * GST_SECOND;
GST_BUFFER_DURATION (buf) = 10 * GST_SECOND;
GST_BUFFER_OFFSET (buf) = 200;
GST_BUFFER_OFFSET_END (buf) = 1200;
ret = gst_audio_buffer_clip (buf, &s, 100, 1);
fail_unless (ret != NULL);
fail_unless (GST_BUFFER_TIMESTAMP (ret) == 4 * GST_SECOND);
fail_unless (GST_BUFFER_DURATION (ret) == 4 * GST_SECOND);
fail_unless (GST_BUFFER_OFFSET (ret) == 400);
fail_unless (GST_BUFFER_OFFSET_END (ret) == 800);
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sdata = gst_buffer_map (ret, &ssize, NULL, GST_MAP_READ);
fail_unless (sdata == data + 200);
fail_unless (ssize == 400);
gst_buffer_unmap (ret, sdata, ssize);
gst_buffer_unref (ret);
/* Clip only start */
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_DEFAULT);
s.start = 400;
s.stop = 1200;
s.time = 400;
GST_BUFFER_TIMESTAMP (buf) = 2 * GST_SECOND;
GST_BUFFER_DURATION (buf) = 10 * GST_SECOND;
GST_BUFFER_OFFSET (buf) = 200;
GST_BUFFER_OFFSET_END (buf) = 1200;
ret = gst_audio_buffer_clip (buf, &s, 100, 1);
fail_unless (ret != NULL);
fail_unless (GST_BUFFER_TIMESTAMP (ret) == 4 * GST_SECOND);
fail_unless (GST_BUFFER_DURATION (ret) == 8 * GST_SECOND);
fail_unless (GST_BUFFER_OFFSET (ret) == 400);
fail_unless (GST_BUFFER_OFFSET_END (ret) == 1200);
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sdata = gst_buffer_map (ret, &ssize, NULL, GST_MAP_READ);
fail_unless (sdata == data + 200);
fail_unless (ssize == 800);
gst_buffer_unmap (ret, sdata, ssize);
gst_buffer_unref (ret);
/* Clip only stop */
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_DEFAULT);
s.start = 200;
s.stop = 1000;
s.time = 200;
GST_BUFFER_TIMESTAMP (buf) = 2 * GST_SECOND;
GST_BUFFER_DURATION (buf) = 10 * GST_SECOND;
GST_BUFFER_OFFSET (buf) = 200;
GST_BUFFER_OFFSET_END (buf) = 1200;
ret = gst_audio_buffer_clip (buf, &s, 100, 1);
fail_unless (ret != NULL);
fail_unless (GST_BUFFER_TIMESTAMP (ret) == 2 * GST_SECOND);
fail_unless (GST_BUFFER_DURATION (ret) == 8 * GST_SECOND);
fail_unless (GST_BUFFER_OFFSET (ret) == 200);
fail_unless (GST_BUFFER_OFFSET_END (ret) == 1000);
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sdata = gst_buffer_map (ret, &ssize, NULL, GST_MAP_READ);
fail_unless (sdata == data);
fail_unless (ssize == 800);
gst_buffer_unmap (ret, sdata, ssize);
gst_buffer_unref (ret);
/* Buffer outside segment */
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_DEFAULT);
s.start = 1200;
s.stop = 2000;
s.time = 1200;
GST_BUFFER_TIMESTAMP (buf) = 2 * GST_SECOND;
GST_BUFFER_DURATION (buf) = 10 * GST_SECOND;
GST_BUFFER_OFFSET (buf) = 200;
GST_BUFFER_OFFSET_END (buf) = 1200;
ret = gst_audio_buffer_clip (buf, &s, 100, 1);
fail_unless (ret == NULL);
/* Clip start and end but don't touch duration and offset_end */
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_DEFAULT);
s.start = 400;
s.stop = 800;
s.time = 400;
GST_BUFFER_TIMESTAMP (buf) = 2 * GST_SECOND;
GST_BUFFER_DURATION (buf) = GST_CLOCK_TIME_NONE;
GST_BUFFER_OFFSET (buf) = 200;
GST_BUFFER_OFFSET_END (buf) = GST_BUFFER_OFFSET_NONE;
ret = gst_audio_buffer_clip (buf, &s, 100, 1);
fail_unless (ret != NULL);
fail_unless (GST_BUFFER_TIMESTAMP (ret) == 4 * GST_SECOND);
fail_unless (GST_BUFFER_DURATION (ret) == GST_CLOCK_TIME_NONE);
fail_unless (GST_BUFFER_OFFSET (ret) == 400);
fail_unless (GST_BUFFER_OFFSET_END (ret) == GST_BUFFER_OFFSET_NONE);
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sdata = gst_buffer_map (ret, &ssize, NULL, GST_MAP_READ);
fail_unless (sdata == data + 200);
fail_unless (ssize == 400);
gst_buffer_unmap (ret, sdata, ssize);
gst_buffer_unref (ret);
/* If the buffer has no offset it should assert()
* FIXME: check if return value is the same as the input buffer.
* probably can't be done because the assert() does a SIGABRT.
*/
buf = gst_buffer_new ();
data = (guint8 *) g_malloc (1000);
gst_buffer_take_memory (buf, -1,
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gst_memory_new_wrapped (0, data, g_free, 1000, 0, 1000));
gst_segment_init (&s, GST_FORMAT_DEFAULT);
s.start = 0;
s.stop = 10;
s.time = 0;
GST_BUFFER_TIMESTAMP (buf) = 0 * GST_SECOND;
GST_BUFFER_DURATION (buf) = GST_CLOCK_TIME_NONE;
GST_BUFFER_OFFSET (buf) = GST_BUFFER_OFFSET_NONE;
GST_BUFFER_OFFSET_END (buf) = GST_BUFFER_OFFSET_NONE;
ASSERT_CRITICAL (ret = gst_audio_buffer_clip (buf, &s, 100, 1));
gst_buffer_unref (buf);
}
GST_END_TEST;
static void
init_value_to_channel_layout (GValue * val, GstAudioChannelPosition pos1,
GstAudioChannelPosition pos2)
{
GValue pos = { 0, };
g_value_init (val, GST_TYPE_ARRAY);
g_value_init (&pos, GST_TYPE_AUDIO_CHANNEL_POSITION);
g_value_set_enum (&pos, pos1);
gst_value_array_append_value (val, &pos);
g_value_set_enum (&pos, pos2);
gst_value_array_append_value (val, &pos);
g_value_unset (&pos);
}
GST_START_TEST (test_channel_layout_value_intersect)
{
GValue layout = { 0, };
GValue list = { 0, };
GValue res = { 0, };
g_value_init (&list, GST_TYPE_LIST);
init_value_to_channel_layout (&layout, GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT,
GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT);
gst_value_list_append_value (&list, &layout);
g_value_unset (&layout);
init_value_to_channel_layout (&layout, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT,
GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT);
gst_value_list_append_value (&list, &layout);
g_value_unset (&layout);
init_value_to_channel_layout (&layout, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT,
GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT);
/* we should get the second layout in the list, as it matches the input */
fail_unless (gst_value_intersect (&res, &layout, &list));
g_value_unset (&layout);
fail_unless (GST_VALUE_HOLDS_ARRAY (&res));
fail_unless_equals_int (gst_value_array_get_size (&res), 2);
fail_unless_equals_int (g_value_get_enum (gst_value_array_get_value (&res,
0)), GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT);
fail_unless_equals_int (g_value_get_enum (gst_value_array_get_value (&res,
1)), GST_AUDIO_CHANNEL_POSITION_FRONT_RIGHT);
g_value_unset (&res);
/* this (with rear position) should not yield any results */
init_value_to_channel_layout (&layout, GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT,
GST_AUDIO_CHANNEL_POSITION_REAR_RIGHT);
fail_if (gst_value_intersect (&res, &layout, &list));
g_value_unset (&layout);
g_value_unset (&list);
}
GST_END_TEST;
static Suite *
audio_suite (void)
{
Suite *s = suite_create ("audio support library");
TCase *tc_chain = tcase_create ("general");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_multichannel_checks);
tcase_add_test (tc_chain, test_buffer_clipping_time);
tcase_add_test (tc_chain, test_buffer_clipping_samples);
tcase_add_test (tc_chain, test_channel_layout_value_intersect);
return s;
}
int
main (int argc, char **argv)
{
int nf;
Suite *s = audio_suite ();
SRunner *sr = srunner_create (s);
gst_check_init (&argc, &argv);
srunner_run_all (sr, CK_NORMAL);
nf = srunner_ntests_failed (sr);
srunner_free (sr);
return nf;
}