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Fix watermark replication across animation frames

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DarthSim
2024-04-24 21:55:16 +03:00
parent 97217949a7
commit b43c6a7db7
4 changed files with 16 additions and 15 deletions
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21
vips/vips.c
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@@ -691,26 +691,27 @@ vips_trim(VipsImage *in, VipsImage **out, double threshold,
}
int
vips_replicate_go(VipsImage *in, VipsImage **out, int width, int height)
vips_replicate_go(VipsImage *in, VipsImage **out, int width, int height, int centered)
{
VipsImage *tmp;
int across = VIPS_CEIL((double) width / in->Xsize);
int down = VIPS_CEIL((double) height / in->Ysize);
if (across % 2 == 0)
across++;
if (down % 2 == 0)
down++;
if (centered) {
if (across % 2 == 0)
across++;
if (down % 2 == 0)
down++;
}
if (vips_replicate(in, &tmp, across, down, NULL))
return 1;
if (vips_extract_area(tmp, out,
(tmp->Xsize - width) / 2,
(tmp->Ysize - height) / 2,
width, height,
NULL)) {
const int left = centered ? (tmp->Xsize - width) / 2 : 0;
const int top = centered ? (tmp->Ysize - height) / 2 : 0;
if (vips_extract_area(tmp, out, left, top, width, height, NULL)) {
clear_image(&tmp);
return 1;
}