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authorLuca Barbato <lu_zero@gentoo.org>2012-12-13 16:20:19 +0100
committerLuca Barbato <lu_zero@gentoo.org>2012-12-13 17:05:45 +0100
commitbe75fed9755c1285ba084574aff2d7ee0f81110d (patch)
treeee63490c856a713985530d1570705c2c282cadc6 /libavcodec/vp6.c
parent6d5b0092678b2a95dfe209a207550bd2fe9ef646 (diff)
downloadffmpeg-be75fed9755c1285ba084574aff2d7ee0f81110d.tar.gz
vp6: properly fail on unsupported feature
Interlacing is not supported at all and mismanaged down the normal codepaths causing possible buffer management issues. CC: libav-stable@libav.org
Diffstat (limited to 'libavcodec/vp6.c')
-rw-r--r--libavcodec/vp6.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/vp6.c b/libavcodec/vp6.c
index 826b77741c..c3428fef5f 100644
--- a/libavcodec/vp6.c
+++ b/libavcodec/vp6.c
@@ -64,8 +64,8 @@ static int vp6_parse_header(VP56Context *s, const uint8_t *buf, int buf_size,
return 0;
s->filter_header = buf[1] & 0x06;
if (buf[1] & 1) {
- av_log(s->avctx, AV_LOG_ERROR, "interlacing not supported\n");
- return 0;
+ av_log_missing_feature(s->avctx, "Interlacing", 0);
+ return AVERROR_PATCHWELCOME;
}
if (separated_coeff || !s->filter_header) {
coeff_offset = AV_RB16(buf+2) - 2;