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Fix gcc-optimization bug in png2ff - farbfeld - suckless image format with conv… |
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git clone git://git.suckless.org/farbfeld |
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--- |
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commit 42ace91b3ddba2fa40e0362ce7aba814aa7dd79c |
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parent 853b79b67c81735874acaeeab5293e9dd7af06bb |
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Author: FRIGN <[email protected]> |
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Date: Sun, 17 Jan 2016 21:01:50 +0100 |
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Fix gcc-optimization bug in png2ff |
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For some reason, those strange png_char_pp-passes were optimized away |
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in some way, yielding in icc_len = 0. |
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I now explicitly use the pointers to indicate to the compiler that we |
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pass by reference. Fuck those png types... |
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Diffstat: |
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M png2ff.c | 8 ++++---- |
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1 file changed, 4 insertions(+), 4 deletions(-) |
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--- |
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diff --git a/png2ff.c b/png2ff.c |
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@@ -35,8 +35,8 @@ main(int argc, char *argv[]) |
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cmsToneCurve *gamma18, *out_curves[3]; |
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png_structp png_struct_p; |
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png_infop png_info_p; |
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- png_bytepp png_row_p, icc_data = NULL; |
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- png_charpp icc_name = NULL; |
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+ png_bytep *png_row_p, icc_data; |
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+ png_charp icc_name; |
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uint32_t width, height, icc_len, outrowlen, tmp32, r, i; |
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uint16_t *inrow, *outrow; |
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int icc_compression; |
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@@ -72,8 +72,8 @@ main(int argc, char *argv[]) |
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/* icc profile (output ProPhoto RGB) */ |
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if (png_get_valid(png_struct_p, png_info_p, PNG_INFO_iCCP)) { |
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- png_get_iCCP(png_struct_p, png_info_p, icc_name, |
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- &icc_compression, icc_data, &icc_len); |
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+ png_get_iCCP(png_struct_p, png_info_p, &icc_name, |
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+ &icc_compression, &icc_data, &icc_len); |
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if (!(in_profile = cmsOpenProfileFromMem(icc_data, |
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icc_len))) |
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goto lcmserr; |
