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Fix #33357: Strip modificator Bright/Contrast doesn't work correct for byte images

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This commit is contained in:
Sergey Sharybin
2012-11-30 13:42:52 +00:00
parent 7fa7ce297e
commit a02e51feba
1 changed files with 4 additions and 4 deletions
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8
source/blender/blenkernel/intern/seqmodifier.c
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@@ -427,17 +427,17 @@ static void brightcontrast_apply_threaded(int width, int height, unsigned char *
unsigned char *pixel = rect + pixel_index; unsigned char *pixel = rect + pixel_index;
for (c = 0; c < 3; c++) { for (c = 0; c < 3; c++) {
i = pixel[c]; i = (float) pixel[c] / 255.0f;
v = a * i + b; v = a * i + b;
if (mask_rect) { if (mask_rect) {
unsigned char *m = mask_rect + pixel_index; unsigned char *m = mask_rect + pixel_index;
float t = (float) m[c] / 255.0f; float t = (float) m[c] / 255.0f;
pixel[c] = pixel[c] * (1.0f - t) + v * t; v = (float) pixel[c] * (1.0f - t) + v * t;
} }
else
pixel[c] = v; pixel[c] = FTOCHAR(v);
} }
} }
else if (rect_float) { else if (rect_float) {