[SCM] libav/experimental: i263: skip dummy frames
siretart at users.alioth.debian.org
siretart at users.alioth.debian.org
Sun Aug 10 16:03:31 UTC 2014
The following commit has been merged in the experimental branch:
commit b2290bf10b12b7772f55fcab014a47e18e9fdef2
Author: Dirk Ausserhaus <dausserhaus at gmail.com>
Date: Wed Jun 18 10:01:52 2014 +0200
i263: skip dummy frames
Intel i263 codec has special 8-byte dummy frames that should not be decoded,
so do not even attempt to decode them and skip them instead.
Signed-off-by: Kostya Shishkov <kostya.shishkov at gmail.com>
diff --git a/libavcodec/intelh263dec.c b/libavcodec/intelh263dec.c
index 8a0a381..e34da5c 100644
--- a/libavcodec/intelh263dec.c
+++ b/libavcodec/intelh263dec.c
@@ -26,6 +26,10 @@ int ff_intel_h263_decode_picture_header(MpegEncContext *s)
{
int format;
+ if (get_bits_left(&s->gb) == 64) { /* special dummy frames */
+ return FRAME_SKIPPED;
+ }
+
/* picture header */
if (get_bits_long(&s->gb, 22) != 0x20) {
av_log(s->avctx, AV_LOG_ERROR, "Bad picture start code\n");
--
Libav/FFmpeg packaging
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