diff options
Diffstat (limited to 'libavfilter/vf_lut.c')
| -rw-r--r-- | libavfilter/vf_lut.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libavfilter/vf_lut.c b/libavfilter/vf_lut.c index d544419c23..070cf55244 100644 --- a/libavfilter/vf_lut.c +++ b/libavfilter/vf_lut.c @@ -305,13 +305,14 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in) for (plane = 0; plane < 4 && in->data[plane]; plane++) { int vsub = plane == 1 || plane == 2 ? lut->vsub : 0; int hsub = plane == 1 || plane == 2 ? lut->hsub : 0; + int h = FF_CEIL_RSHIFT(inlink->h, vsub); + int w = FF_CEIL_RSHIFT(inlink->w, hsub); inrow = in ->data[plane]; outrow = out->data[plane]; - for (i = 0; i < (in->height + (1<<vsub) - 1)>>vsub; i ++) { + for (i = 0; i < h; i++) { const uint8_t *tab = lut->lut[plane]; - int w = (inlink->w + (1<<hsub) - 1)>>hsub; for (j = 0; j < w; j++) outrow[j] = tab[inrow[j]]; inrow += in ->linesize[plane]; |