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| author | jan.nijtmans <nijtmans@users.sourceforge.net> | 2013-10-28 09:52:53 (GMT) |
|---|---|---|
| committer | jan.nijtmans <nijtmans@users.sourceforge.net> | 2013-10-28 09:52:53 (GMT) |
| commit | 85289793bcef6cb95dad1879cb483f5128be9d27 (patch) | |
| tree | 0889d4786d81085536af9d10285d96908a61b4fe | |
| parent | dbd21c81110eb1873d468a17c5061e6d4310e61a (diff) | |
| download | tk-85289793bcef6cb95dad1879cb483f5128be9d27.zip tk-85289793bcef6cb95dad1879cb483f5128be9d27.tar.gz tk-85289793bcef6cb95dad1879cb483f5128be9d27.tar.bz2 | |
Fix [3603436fff]: png save has wrong component indexes
| -rw-r--r-- | generic/tkImgPhoto.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/generic/tkImgPhoto.c b/generic/tkImgPhoto.c index 85c7de5..58c4484 100644 --- a/generic/tkImgPhoto.c +++ b/generic/tkImgPhoto.c @@ -5648,12 +5648,6 @@ ImgGetPhoto( break; } } - if (!alphaOffset) { - blockPtr->pixelPtr--; - blockPtr->offset[0]++; - blockPtr->offset[1]++; - blockPtr->offset[2]++; - } greenOffset = blockPtr->offset[1] - blockPtr->offset[0]; blueOffset = blockPtr->offset[2] - blockPtr->offset[0]; if (((optPtr->options & OPT_BACKGROUND) && alphaOffset) || @@ -5766,9 +5760,14 @@ ImgGetPhoto( if (newPixelSize>2) { blockPtr->offset[1]= 1; blockPtr->offset[2]= 2; + blockPtr->offset[3]= 3; } else { blockPtr->offset[1]= 0; blockPtr->offset[2]= 0; + blockPtr->offset[3]= 1; + } + if (!alphaOffset) { + blockPtr->offset[3]= -1; } return data; } |