avutil/frame: Check log2_crop_align

Fixes: CID1604586 Overflowed constant

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 15540b3d28)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
release/7.0
Michael Niedermayer 6 months ago
parent 634744ca91
commit d7b229b387
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GPG Key ID: B18E8928B3948D64
  1. 2
      libavutil/frame.c

@ -1018,7 +1018,7 @@ int av_frame_apply_cropping(AVFrame *frame, int flags)
if (log2_crop_align < min_log2_align)
return AVERROR_BUG;
if (min_log2_align < 5) {
if (min_log2_align < 5 && log2_crop_align != INT_MAX) {
frame->crop_left &= ~((1 << (5 + log2_crop_align - min_log2_align)) - 1);
calc_cropping_offsets(offsets, frame, desc);
}

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