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authorMichael Niedermayer <michael@niedermayer.cc>2018-04-29 19:09:05 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2018-05-17 02:23:06 +0200
commit9f73ae31e075104c7613d481a09a8b102e6449e9 (patch)
tree3539a529b88814c9acaaae68621928158aaad1eb /libavcodec/mpeg4videodec.c
parentab834b8f36c8157b7015e849405cbf6ae21e672f (diff)
avcodec/mpeg4videode: Eliminate out of loop VOP startcode reading for studio profile
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/mpeg4videodec.c')
-rw-r--r--libavcodec/mpeg4videodec.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c
index 9ee2f37c69..9318d7bd4e 100644
--- a/libavcodec/mpeg4videodec.c
+++ b/libavcodec/mpeg4videodec.c
@@ -2931,9 +2931,6 @@ static int decode_studio_vop_header(Mpeg4DecContext *ctx, GetBitContext *gb)
if (get_bits_left(gb) <= 32)
return 0;
- if (get_bits_long(gb, 32) != VOP_STARTCODE)
- return AVERROR_INVALIDDATA;
-
s->decode_mb = mpeg4_decode_studio_mb;
decode_smpte_tc(ctx, gb);
@@ -3183,7 +3180,6 @@ int ff_mpeg4_decode_picture_header(Mpeg4DecContext *ctx, GetBitContext *gb)
if (s->studio_profile) {
if ((ret = decode_studio_vol_header(ctx, gb)) < 0)
return ret;
- break;
} else {
if ((ret = decode_vol_header(ctx, gb)) < 0)
return ret;