diff options
| -rw-r--r-- | source/blender/blenkernel/intern/seqmodifier.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/source/blender/blenkernel/intern/seqmodifier.c b/source/blender/blenkernel/intern/seqmodifier.c index 94eb7974d1a..95c6b7736e1 100644 --- a/source/blender/blenkernel/intern/seqmodifier.c +++ b/source/blender/blenkernel/intern/seqmodifier.c @@ -195,9 +195,9 @@ static void whiteBalance_apply_threaded(int width, int height, unsigned char *re WhiteBalanceThreadData *data = (WhiteBalanceThreadData *) data_v; - multiplier[0] = 1.0f / data->white[0]; - multiplier[1] = 1.0f / data->white[1]; - multiplier[2] = 1.0f / data->white[2]; + multiplier[0] = (data->white[0] != 0.0f) ? 1.0f / data->white[0] : FLT_MAX; + multiplier[1] = (data->white[1] != 0.0f) ? 1.0f / data->white[1] : FLT_MAX; + multiplier[2] = (data->white[2] != 0.0f) ? 1.0f / data->white[2] : FLT_MAX; for (y = 0; y < height; y++) { for (x = 0; x < width; x++) { @@ -211,7 +211,14 @@ static void whiteBalance_apply_threaded(int width, int height, unsigned char *re straight_uchar_to_premul_float(result, rect + pixel_index); } +#if 0 mul_v3_v3(result, multiplier); +#else + /* similar to division without the clipping */ + for (int i = 0; i < 3; i++) { + result[i] = 1.0f - powf(1.0f - result[i], multiplier[i]); + } +#endif if (mask_rect_float) { copy_v3_v3(mask, mask_rect_float + pixel_index); |