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[devel] Re-initialize the zlib compressor before compressing non-IDAT chunks.

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Glenn Randers-Pehrson
2011-03-31 20:14:29 -05:00
parent dcc3505c7b
commit 6b3d50b2cd
9 changed files with 239 additions and 91 deletions
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7
pngstruct.h
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@@ -69,6 +69,13 @@ struct png_struct_def
int zlib_window_bits; /* holds zlib compression window bits */
int zlib_mem_level; /* holds zlib compression memory level */
int zlib_strategy; /* holds zlib compression strategy */
/* Added at libpng 1.5.2 */
int zlib_text_level; /* holds zlib compression level */
int zlib_text_method; /* holds zlib compression method */
int zlib_text_window_bits; /* holds zlib compression window bits */
int zlib_text_mem_level; /* holds zlib compression memory level */
int zlib_text_strategy; /* holds zlib compression strategy */
/* End of material added at libpng 1.5.2 */
png_uint_32 width; /* width of image in pixels */
png_uint_32 height; /* height of image in pixels */