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flvmux: Test that timestamps are always increasing

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Decreasing timestamps break rtmpsink.

With contributions from Olivier Crête.

https://bugzilla.gnome.org/show_bug.cgi?id=796382
This commit is contained in:
Havard Graff 2018-10-27 18:00:52 +01:00 committed by Olivier Crête
parent fea0d0b1a4
commit 65a7d39bd4
1 changed files with 106 additions and 2 deletions
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108
tests/check/elements/flvmux.c
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@ -370,10 +370,11 @@ check_buf_type_timestamp (GstBuffer * buf, gint packet_type, gint timestamp)
gst_buffer_unref (buf);
}
static const gint AUDIO = 0x08;
static const gint VIDEO = 0x09;
GST_START_TEST (test_increasing_timestamp_when_pts_none)
{
const gint AUDIO = 0x08;
const gint VIDEO = 0x09;
gint timestamp = 3;
GstClockTime base_time = 42 * GST_SECOND;
GstPad *audio_sink, *video_sink, *audio_src, *video_src;
@ -774,6 +775,108 @@ GST_START_TEST (test_audio_caps_change_streamable)
GST_END_TEST;
typedef struct
{
guint media_type;
gint ts; /* timestamp in ms */
gint rt; /* running_time in ms */
} InputData;
GST_START_TEST (test_incrementing_timestamps)
{
GstPad *audio_sink, *video_sink, *audio_src, *video_src;
GstHarness *h, *audio, *video, *audio_q, *video_q;
GstTestClock *tclock;
guint i;
guint32 prev_pts;
InputData input[] = {
{AUDIO, 155, 175},
{VIDEO, 156, 191},
{VIDEO, 190, 191},
{AUDIO, 176, 195},
{AUDIO, 197, 215},
};
/* setup flvmuxer with queues in front */
h = gst_harness_new_with_padnames ("flvmux", NULL, "src");
audio = gst_harness_new_with_element (h->element, "audio", NULL);
video = gst_harness_new_with_element (h->element, "video", NULL);
audio_q = gst_harness_new ("queue");
video_q = gst_harness_new ("queue");
audio_sink = GST_PAD_PEER (audio->srcpad);
video_sink = GST_PAD_PEER (video->srcpad);
audio_src = GST_PAD_PEER (audio_q->sinkpad);
video_src = GST_PAD_PEER (video_q->sinkpad);
gst_pad_unlink (audio->srcpad, audio_sink);
gst_pad_unlink (video->srcpad, video_sink);
gst_pad_unlink (audio_src, audio_q->sinkpad);
gst_pad_unlink (video_src, video_q->sinkpad);
gst_pad_link (audio_src, audio_sink);
gst_pad_link (video_src, video_sink);
g_object_set (h->element, "streamable", TRUE, NULL);
gst_harness_set_src_caps_str (audio_q,
"audio/mpeg, mpegversion=(int)4, "
"rate=(int)44100, channels=(int)1, "
"stream-format=(string)raw, codec_data=(buffer)1208");
gst_harness_set_src_caps_str (video_q,
"video/x-h264, stream-format=(string)avc, alignment=(string)au, "
"codec_data=(buffer)0142c00dffe1000d6742c00d95a0507c807844235001000468ce3c80");
tclock = gst_harness_get_testclock (h);
for (i = 0; i < G_N_ELEMENTS (input); i++) {
InputData *d = &input[i];
GstBuffer *buf = gst_buffer_new ();
GstClockTime now = d->rt * GST_MSECOND;
GstClockID pending, res;
GST_BUFFER_DTS (buf) = GST_BUFFER_PTS (buf) = d->ts * GST_MSECOND;
gst_test_clock_set_time (tclock, now);
if (d->media_type == AUDIO)
gst_harness_push (audio_q, buf);
else
gst_harness_push (video_q, buf);
gst_test_clock_wait_for_next_pending_id (tclock, &pending);
res = gst_test_clock_process_next_clock_id (tclock);
gst_clock_id_unref (pending);
gst_clock_id_unref (res);
}
/* pull the flv metadata */
gst_buffer_unref (gst_harness_pull (h));
gst_buffer_unref (gst_harness_pull (h));
gst_buffer_unref (gst_harness_pull (h));
/* verify pts in the flvheader is increasing */
prev_pts = 0;
for (i = 0; i < G_N_ELEMENTS (input); i++) {
GstBuffer *buf = gst_harness_pull (h);
GstMapInfo map;
guint32 pts;
gst_buffer_map (buf, &map, GST_MAP_READ);
pts = GST_READ_UINT24_BE (map.data + 4);
GST_DEBUG ("media=%u, pts = %u\n", map.data[0], pts);
fail_unless (pts >= prev_pts);
prev_pts = pts;
gst_buffer_unmap (buf, &map);
gst_buffer_unref (buf);
}
/* teardown */
gst_object_unref (tclock);
gst_harness_teardown (h);
gst_harness_teardown (audio);
gst_harness_teardown (video);
gst_harness_teardown (audio_q);
gst_harness_teardown (video_q);
}
GST_END_TEST;
static Suite *
flvmux_suite (void)
{
@ -796,6 +899,7 @@ flvmux_suite (void)
tcase_add_test (tc_chain, test_video_caps_late);
tcase_add_test (tc_chain, test_audio_caps_change_streamable);
tcase_add_test (tc_chain, test_video_caps_change_streamable);
tcase_add_test (tc_chain, test_incrementing_timestamps);
return s;
}