diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2004-01-28 00:36:58 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2004-01-28 00:36:58 +0000 |
| commit | 5a60360712c331b329e4f6e122b87bd288b20819 (patch) | |
| tree | 59325ce62cb64ab0c6685d1ba0c5a88b4361a140 | |
| parent | 6ff6cff203f5e15a2f1733c5dd4b85e3731f127d (diff) | |
| download | ffmpeg-5a60360712c331b329e4f6e122b87bd288b20819.tar.gz | |
4mv + b frame encoding segfault fix
Originally committed as revision 2728 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavcodec/motion_est.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/libavcodec/motion_est.c b/libavcodec/motion_est.c index a1d56a1f19..e8641790b2 100644 --- a/libavcodec/motion_est.c +++ b/libavcodec/motion_est.c @@ -1577,15 +1577,15 @@ static inline int direct_search(MpegEncContext * s, uint8_t *src_data[3], uint8_ max= FFMAX(s->me.direct_basis_mv[i][0], s->me.direct_basis_mv[i][0] - s->me.co_located_mv[i][0])>>shift; min= FFMIN(s->me.direct_basis_mv[i][0], s->me.direct_basis_mv[i][0] - s->me.co_located_mv[i][0])>>shift; - max+= (2*mb_x + (i& 1))*8 + 1; // +-1 is for the simpler rounding - min+= (2*mb_x + (i& 1))*8 - 1; + max+= 16*mb_x + 1; // +-1 is for the simpler rounding + min+= 16*mb_x - 1; xmax= FFMIN(xmax, s->width - max); xmin= FFMAX(xmin, - 16 - min); max= FFMAX(s->me.direct_basis_mv[i][1], s->me.direct_basis_mv[i][1] - s->me.co_located_mv[i][1])>>shift; min= FFMIN(s->me.direct_basis_mv[i][1], s->me.direct_basis_mv[i][1] - s->me.co_located_mv[i][1])>>shift; - max+= (2*mb_y + (i>>1))*8 + 1; // +-1 is for the simpler rounding - min+= (2*mb_y + (i>>1))*8 - 1; + max+= 16*mb_y + 1; // +-1 is for the simpler rounding + min+= 16*mb_y - 1; ymax= FFMIN(ymax, s->height - max); ymin= FFMAX(ymin, - 16 - min); |