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author | Michael Niedermayer <michaelni@gmx.at> | 2011-10-09 04:02:03 +0200 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2011-10-09 04:02:03 +0200 |
commit | c5db8b4d09762f5228eaf3c3a0017657ed27d866 (patch) | |
tree | 59719cfc31a9e112b3f7099392506a6e1e54449f /libavcodec/motion_est.c | |
parent | 7fb92be7e50ea4ba5712804326c6814ae02dd190 (diff) | |
parent | a31e9f68a426f634e002282885c6c2eb1bfbea44 (diff) |
Merge remote-tracking branch 'qatar/master'
* qatar/master:
lavf: fix signed overflow in avformat_find_stream_info()
vp8: fix signed overflows
motion_est: fix some signed overflows
dca: fix signed overflow in shift
aacdec: fix undefined shifts
bink: Check for various out of bound writes
bink: Check for out of bound writes when building tree
put_bits: fix invalid shift by 32 in flush_put_bits()
Conflicts:
libavcodec/bink.c
libavformat/utils.c
Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/motion_est.c')
-rw-r--r-- | libavcodec/motion_est.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/motion_est.c b/libavcodec/motion_est.c index 2517da5f9d..c8af093653 100644 --- a/libavcodec/motion_est.c +++ b/libavcodec/motion_est.c @@ -1016,7 +1016,7 @@ void ff_estimate_p_frame_motion(MpegEncContext * s, /* intra / predictive decision */ pix = c->src[0][0]; sum = s->dsp.pix_sum(pix, s->linesize); - varc = s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500; + varc = s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)sum*sum)>>8) + 500; pic->mb_mean[s->mb_stride * mb_y + mb_x] = (sum+128)>>8; pic->mb_var [s->mb_stride * mb_y + mb_x] = (varc+128)>>8; @@ -1178,7 +1178,7 @@ void ff_estimate_p_frame_motion(MpegEncContext * s, if((c->avctx->mb_cmp&0xFF)==FF_CMP_SSE){ intra_score= varc - 500; }else{ - int mean= (sum+128)>>8; + unsigned mean = (sum+128)>>8; mean*= 0x01010101; for(i=0; i<16; i++){ |