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Code Issues Releases Activity

h263dec: Remove a hack that can cause infinite loops

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The actual usefulness of the hack is not known, and it does cause
infinite loops with some broken input files.

CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2013-09-23 12:25:48 +03:00
parent b6c7bd53f4
commit 8812a8057f
1 changed files with 0 additions and 13 deletions
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13
libavcodec/h263dec.c
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@ -379,8 +379,6 @@ int ff_h263_decode_frame(AVCodecContext *avctx,
}
retry:
if(s->bitstream_buffer_size && (s->divx_packed || buf_size<20)){ //divx 5.01+/xvid frame reorder
init_get_bits(&s->gb, s->bitstream_buffer, s->bitstream_buffer_size*8);
}else
@ -563,17 +561,6 @@ retry:
/* FIXME: By the way H263 decoder is evolving it should have */
/* an H263EncContext */
if (!avctx->coded_width || !avctx->coded_height) {
ParseContext pc= s->parse_context; //FIXME move these demuxng hack to avformat
s->parse_context.buffer=0;
ff_MPV_common_end(s);
s->parse_context= pc;
avcodec_set_dimensions(avctx, s->width, s->height);
goto retry;
}
if (s->width != avctx->coded_width ||
s->height != avctx->coded_height ||
s->context_reinit) {