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>
This commit is contained in:
Michael Niedermayer 2024-07-11 23:04:42 +02:00
parent fcef4eb0e7
commit 17a8081d2f
No known key found for this signature in database
GPG Key ID: B18E8928B3948D64

View File

@ -936,7 +936,7 @@ 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);
}