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mpeg4parser: parse complexity estimation header in video object layer

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=683254
This commit is contained in:
Arnaud Vrac 2012-09-02 20:19:17 +02:00 committed by Edward Hervey
parent af379b0b8e
commit 0331fb6203
1 changed files with 28 additions and 6 deletions
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34
gst-libs/gst/codecparsers/gstmpeg4parser.c
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@ -1161,9 +1161,35 @@ gst_mpeg4_parse_video_object_layer (GstMpeg4VideoObjectLayer * vol,
READ_UINT8 (&br, vol->quarter_sample, 1);
READ_UINT8 (&br, vol->complexity_estimation_disable, 1);
if (!vol->complexity_estimation_disable)
goto complexity_estimation_error;
if (!vol->complexity_estimation_disable) {
guint8 estimation_method;
guint8 estimation_disable;
/* skip unneeded properties */
READ_UINT8 (&br, estimation_method, 2);
if (estimation_method < 2) {
READ_UINT8 (&br, estimation_disable, 1);
if (!estimation_disable)
SKIP (&br, 6);
READ_UINT8 (&br, estimation_disable, 1);
if (!estimation_disable)
SKIP (&br, 4);
CHECK_MARKER (&br);
READ_UINT8 (&br, estimation_disable, 1);
if (!estimation_disable)
SKIP (&br, 4);
READ_UINT8 (&br, estimation_disable, 1);
if (!estimation_disable)
SKIP (&br, 6);
CHECK_MARKER (&br);
if (estimation_method == 1) {
READ_UINT8 (&br, estimation_disable, 1);
if (!estimation_disable)
SKIP (&br, 2);
}
}
}
READ_UINT8 (&br, vol->resync_marker_disable, 1);
READ_UINT8 (&br, vol->data_partitioned, 1);
@ -1202,10 +1228,6 @@ failed:
wrong_start_code:
GST_WARNING ("got buffer with wrong start code");
goto failed;
complexity_estimation_error:
GST_WARNING ("don't support complexity estimation");
goto failed;
}
/**