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Color Management: render result could have been incorrectly changed by file saving routines

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This commit is contained in:
Sergey Sharybin 2012-09-25 09:34:19 +00:00
parent 0b155618a4
commit b5a92a0d87
1 changed files with 17 additions and 1 deletions
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18
source/blender/imbuf/intern/colormanagement.c
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@ -1692,8 +1692,24 @@ ImBuf *IMB_colormanagement_imbuf_for_write(ImBuf *ibuf, int save_as_render, int
int make_byte = FALSE;
ImFileType *type;
if (allocate_result)
if (allocate_result) {
colormanaged_ibuf = IMB_dupImBuf(ibuf);
}
else {
/* render pipeline is constructing image buffer itself, but it's re-using byte and float buffers from render result
* make copy of this buffers here sine this buffers would be transformed to other color space here
*/
if (ibuf->rect && (ibuf->mall & IB_rect) == 0) {
ibuf->rect = MEM_dupallocN(ibuf->rect);
ibuf->mall |= IB_rect;
}
if (ibuf->rect_float && (ibuf->mall & IB_rectfloat) == 0) {
ibuf->rect_float = MEM_dupallocN(ibuf->rect_float);
ibuf->mall |= IB_rectfloat;
}
}
/* for proper check whether byte buffer is required by a format or not
* should be pretty safe since this image buffer is supposed to be used for