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qtdemux: Export MPEG-4 video profile and level in stream caps

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This uses gstpbutils to extract the profile and level from the video
object sequence and adds this to stream caps. This can be used as
metadata and for fine-grained decoder selection.

https://bugzilla.gnome.org/show_bug.cgi?id=616521
This commit is contained in:
Arun Raghavan 2010-04-22 19:39:47 +05:30 committed by Tim-Philipp Müller
parent 64753bdbe8
commit 1a37a62454
1 changed files with 7 additions and 0 deletions
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7
gst/qtdemux/qtdemux.c
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@ -7484,6 +7484,13 @@ gst_qtdemux_handle_esds (GstQTDemux * qtdemux, QtDemuxStream * stream,
* codecs. */
switch (object_type_id) {
case 0x20: /* MPEG-4 */
/* 4 bytes for the visual_object_sequence_start_code and 1 byte for the
* profile_and_level_indication */
if (data_ptr != NULL && data_len >= 5 &&
GST_READ_UINT32_BE (data_ptr) == 0x000001b0) {
gst_codec_utils_mpeg4video_caps_set_level_and_profile (stream->caps,
data_ptr + 4, data_len - 4);
}
break; /* Nothing special needed here */
case 0x21: /* H.264 */
codec_name = "H.264 / AVC";