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matroskamux: Consider audio buffers as keyframes when writing out simpleblocks

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Otherwise mpv complains and considers the file broken.

Fixes https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/4142

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/8225>
This commit is contained in:
Sebastian Dröge 2024-12-31 11:49:21 +02:00 committed by GStreamer Marge Bot
parent 32e79c1041
commit 06a0ab7b33
2 changed files with 9 additions and 7 deletions
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6
subprojects/gst-plugins-good/gst/matroska/matroska-mux.c
View file

@ -3853,7 +3853,7 @@ gst_matroska_mux_write_data (GstMatroskaMux * mux, GstMatroskaMuxPad * mux_pad,
guint64 block_duration, duration_diff = 0;
gboolean is_video_keyframe = FALSE;
gboolean is_video_invisible = FALSE;
gboolean is_audio_only = FALSE;
gboolean is_audio_only = FALSE, is_audio = FALSE;
gboolean is_min_duration_reached = FALSE;
gboolean is_max_duration_exceeded = FALSE;
gint flags = 0;
@ -3941,6 +3941,8 @@ gst_matroska_mux_write_data (GstMatroskaMux * mux, GstMatroskaMuxPad * mux_pad,
gst_matroska_mux_pads_is_audio_only (GST_ELEMENT (mux)->sinkpads);
GST_OBJECT_UNLOCK (mux);
is_audio = mux_pad->track->type == GST_MATROSKA_TRACK_TYPE_AUDIO;
is_min_duration_reached = (mux->min_cluster_duration == 0
|| (buffer_timestamp > mux->cluster_time
&& (buffer_timestamp - mux->cluster_time) >=
@ -4102,7 +4104,7 @@ gst_matroska_mux_write_data (GstMatroskaMux * mux, GstMatroskaMuxPad * mux_pad,
flags |= 0x08;
if (mux->doctype_version > 1 && !write_duration && !cmeta) {
if (is_video_keyframe)
if (is_video_keyframe || is_audio)
flags |= 0x80;
hdr =

10
subprojects/gst-plugins-good/tests/check/elements/matroskamux.c
View file

@ -59,8 +59,8 @@ seekable_sinkpad_query (GstPad * pad, GstObject * parent, GstQuery * query)
#define compare_buffer_to_data(buffer, data, data_size) \
G_STMT_START { \
fail_unless_equals_int (data_size, gst_buffer_get_size (buffer)); \
fail_unless (gst_buffer_memcmp (buffer, 0, data, data_size) == 0); \
fail_unless_equals_int (data_size, gst_buffer_get_size (buffer)); \
fail_unless (gst_buffer_memcmp (buffer, 0, data, data_size) == 0);\
} G_STMT_END
static void
@ -232,7 +232,7 @@ GST_END_TEST;
GST_START_TEST (test_block_group_v2)
{
guint8 data0_v2[] = { 0xa3, 0x85, 0x81, 0x00, 0x01, 0x00 };
guint8 data0_v2[] = { 0xa3, 0x85, 0x81, 0x00, 0x01, 0x80 };
test_block_group_with_version (2, data0_v2, sizeof (data0_v2));
}
@ -311,10 +311,10 @@ GST_START_TEST (test_timecodescale)
{
GstBuffer *inbuffer, *outbuffer;
guint8 data_h0[] = {
0xa3, 0x85, 0x81, 0x00, 0x00, 0x00,
0xa3, 0x85, 0x81, 0x00, 0x00, 0x80,
};
guint8 data_h1[] = {
0xa3, 0x85, 0x81, 0x00, 0x01, 0x00,
0xa3, 0x85, 0x81, 0x00, 0x01, 0x80,
};
GstHarness *h = setup_matroskamux_harness (AC3_CAPS_STRING);