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authorPaul B Mahol <onemda@gmail.com>2013-05-24 17:34:22 +0000
committerPaul B Mahol <onemda@gmail.com>2013-05-24 17:34:22 +0000
commitaf125739382370541139df1eadf30eac64b95a0a (patch)
tree6b82057e111970e7456e1c0b6a886118561ab07f /libavfilter/vf_blend.c
parentbca59d7745e4fa4ed5444da959d6b487cd14e994 (diff)
lavfi/blend: fix SW/SH calculation
Signed-off-by: Paul B Mahol <onemda@gmail.com>
Diffstat (limited to 'libavfilter/vf_blend.c')
-rw-r--r--libavfilter/vf_blend.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libavfilter/vf_blend.c b/libavfilter/vf_blend.c
index 6b46996ffe..cb3d1c1ed9 100644
--- a/libavfilter/vf_blend.c
+++ b/libavfilter/vf_blend.c
@@ -383,8 +383,8 @@ static void blend_frame(AVFilterContext *ctx,
param->values[VAR_T] = dst_buf->pts == AV_NOPTS_VALUE ? NAN : dst_buf->pts * av_q2d(inlink->time_base);
param->values[VAR_W] = outw;
param->values[VAR_H] = outh;
- param->values[VAR_SW] = outw / dst_buf->width;
- param->values[VAR_SH] = outh / dst_buf->height;
+ param->values[VAR_SW] = outw / (double)dst_buf->width;
+ param->values[VAR_SH] = outh / (double)dst_buf->height;
param->blend(top, top_buf->linesize[plane],
bottom, bottom_buf->linesize[plane],
dst, dst_buf->linesize[plane], outw, outh, param);