Interlacing is not supported at all and mismanaged down the normal codepaths causing possible buffer management issues.
CC: [email protected] --- Probably could be worth checking that we wouldn't have other way to trip into a doublefree-like situation, yet this is the simplest solution for now. libavcodec/vp6.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/vp6.c b/libavcodec/vp6.c index 826b777..c3428fe 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; -- 1.7.12 _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
