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| author | Michael Niedermayer <michaelni@gmx.at> | 2014-04-16 02:06:37 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-06-23 15:14:40 +0200 |
| commit | 8ef02e4e89a2fb35276d668c3d9de16567614bd8 (patch) | |
| tree | 69184d40b90e761ac718a185c6eb9a6fa7cb4c6f | |
| parent | 43d24fc34cb8a8dfc97055f26ba2f6301e144c62 (diff) | |
| download | ffmpeg-8ef02e4e89a2fb35276d668c3d9de16567614bd8.tar.gz | |
avfilter/vf_deshake: fix loss of precission with odd resolutions
Fixes part of Ticket3466
Found-by: Andrey_Karpov / PVS-Studio
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 73734282e0e4df92269984ee1671424e39249481)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavfilter/vf_deshake.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavfilter/vf_deshake.c b/libavfilter/vf_deshake.c index ac0a0139c0..f365aa2e30 100644 --- a/libavfilter/vf_deshake.c +++ b/libavfilter/vf_deshake.c @@ -317,8 +317,8 @@ static void find_motion(DeshakeContext *deshake, uint8_t *src1, uint8_t *src2, //av_log(NULL, AV_LOG_ERROR, "\n"); } - p_x = (center_x - width / 2); - p_y = (center_y - height / 2); + p_x = (center_x - width / 2.0); + p_y = (center_y - height / 2.0); t->vector.x += (cos(t->angle)-1)*p_x - sin(t->angle)*p_y; t->vector.y += sin(t->angle)*p_x + (cos(t->angle)-1)*p_y; |