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Code Issues Releases Activity

snowenc: check minimum resolution

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Fixes Ticket1855

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-07-09 21:10:45 +02:00
parent aa74810fc6
commit 325411a687
1 changed files with 5 additions and 0 deletions
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5
libavcodec/snowenc.c
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@ -1770,6 +1770,11 @@ redo_frame:
|| !(height>>(s->chroma_v_shift + s->spatial_decomposition_count))) || !(height>>(s->chroma_v_shift + s->spatial_decomposition_count)))
s->spatial_decomposition_count--; s->spatial_decomposition_count--;
if (s->spatial_decomposition_count <= 0) {
av_log(avctx, AV_LOG_ERROR, "Resolution too low\n");
return AVERROR(EINVAL);
}
s->m.pict_type = pic->pict_type; s->m.pict_type = pic->pict_type;
s->qbias = pic->pict_type == AV_PICTURE_TYPE_P ? 2 : 0; s->qbias = pic->pict_type == AV_PICTURE_TYPE_P ? 2 : 0;