audioencoder: timestamp headers same as first buffer and use duration 0

https://bugzilla.gnome.org/show_bug.cgi?id=754224
This commit is contained in:
Havard Graff 2015-08-28 11:44:19 +02:00 committed by Sebastian Dröge
parent 001ca740a7
commit dd4d6d9ed5
2 changed files with 60 additions and 7 deletions

View file

@ -880,6 +880,16 @@ gst_audio_encoder_finish_frame (GstAudioEncoder * enc, GstBuffer * buf,
/* collect output */
if (G_LIKELY (buf)) {
gsize size;
GstClockTime timestamp = GST_CLOCK_TIME_NONE;
if (G_LIKELY (GST_CLOCK_TIME_IS_VALID (priv->base_ts))) {
/* FIXME ? lookahead could lead to weird ts and duration ?
* (particularly if not in perfect mode) */
/* mind sample rounding and produce perfect output */
timestamp = priv->base_ts +
gst_util_uint64_scale (priv->samples - ctx->lookahead, GST_SECOND,
ctx->info.rate);
}
/* Pushing headers first */
if (G_UNLIKELY (priv->ctx.new_headers)) {
@ -893,6 +903,12 @@ gst_audio_encoder_finish_frame (GstAudioEncoder * enc, GstBuffer * buf,
tmpbuf = gst_buffer_make_writable (tmpbuf);
size = gst_buffer_get_size (tmpbuf);
/* we timestamp the headers with the same timestamp as the first
buffer, and set their duration to 0 */
GST_BUFFER_PTS (tmpbuf) = timestamp;
GST_BUFFER_DTS (tmpbuf) = timestamp;
GST_BUFFER_DURATION (tmpbuf) = 0;
if (G_UNLIKELY (priv->discont)) {
GST_LOG_OBJECT (enc, "marking discont");
GST_BUFFER_FLAG_SET (tmpbuf, GST_BUFFER_FLAG_DISCONT);
@ -923,13 +939,8 @@ gst_audio_encoder_finish_frame (GstAudioEncoder * enc, GstBuffer * buf,
/* decorate */
if (G_LIKELY (GST_CLOCK_TIME_IS_VALID (priv->base_ts))) {
/* FIXME ? lookahead could lead to weird ts and duration ?
* (particularly if not in perfect mode) */
/* mind sample rounding and produce perfect output */
GST_BUFFER_TIMESTAMP (buf) = priv->base_ts +
gst_util_uint64_scale (priv->samples - ctx->lookahead, GST_SECOND,
ctx->info.rate);
GST_BUFFER_DTS (buf) = GST_BUFFER_TIMESTAMP (buf);
GST_BUFFER_PTS (buf) = timestamp;
GST_BUFFER_DTS (buf) = timestamp;
GST_DEBUG_OBJECT (enc, "out samples %d", samples);
if (G_LIKELY (samples > 0)) {
priv->samples += samples;

View file

@ -398,6 +398,46 @@ GST_START_TEST (audioencoder_events_before_eos)
GST_END_TEST;
GST_START_TEST (audioencoder_headers_timestamp)
{
GstHarness *h = setup_audioencodertester ();
GList *headers = NULL;
GstBuffer *buf;
/* create and add headers */
headers = g_list_append (headers, gst_buffer_new ());
headers = g_list_append (headers, gst_buffer_new ());
gst_audio_encoder_set_headers (GST_AUDIO_ENCODER (h->element), headers);
/* push buffer with timestamp 10 seconds*/
fail_unless (gst_harness_push (h, create_test_buffer (10)) == GST_FLOW_OK);
/* first header */
buf = gst_harness_pull (h);
fail_unless_equals_uint64 (10 * GST_SECOND, GST_BUFFER_PTS (buf));
fail_unless_equals_uint64 (10 * GST_SECOND, GST_BUFFER_DTS (buf));
fail_unless_equals_uint64 (0, GST_BUFFER_DURATION (buf));
gst_buffer_unref (buf);
/* second header */
buf = gst_harness_pull (h);
fail_unless_equals_uint64 (10 * GST_SECOND, GST_BUFFER_PTS (buf));
fail_unless_equals_uint64 (10 * GST_SECOND, GST_BUFFER_DTS (buf));
fail_unless_equals_uint64 (0, GST_BUFFER_DURATION (buf));
gst_buffer_unref (buf);
/* buffer */
buf = gst_harness_pull (h);
fail_unless_equals_uint64 (10 * GST_SECOND, GST_BUFFER_PTS (buf));
fail_unless_equals_uint64 (10 * GST_SECOND, GST_BUFFER_DTS (buf));
fail_unless_equals_uint64 (1 * GST_SECOND, GST_BUFFER_DURATION (buf));
gst_buffer_unref (buf);
gst_harness_teardown (h);
}
GST_END_TEST;
static Suite *
gst_audioencoder_suite (void)
{
@ -411,6 +451,8 @@ gst_audioencoder_suite (void)
tcase_add_test (tc, audioencoder_events_before_eos);
tcase_add_test (tc, audioencoder_flush_events);
tcase_add_test (tc, audioencoder_headers_timestamp);
return s;
}