73 lines
2.4 KiB
Plaintext
73 lines
2.4 KiB
Plaintext
pngchange.txt - changes for libpng
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version 0.2
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added reader into png.h
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fixed small problems in stub file
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version 0.3
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added pull reader
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split up pngwrite.c to several files
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added pnglib.txt
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added example.c
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cleaned up writer, adding a few new tranformations
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fixed some bugs in writer
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interfaced with zlib 0.5
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added K&R support
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added check for 64 KB blocks for 16 bit machines
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version 0.4
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cleaned up code and commented code
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simplified time handling into png_time
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created png_color_16 and png_color_8 to handle color needs
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cleaned up color type defines
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fixed various bugs
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made various names more consistant
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interfaced with zlib 0.71
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cleaned up zTXt reader and writer (using zlib's Reset functions)
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split transformations into pngrtran.c and pngwtran.c
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version 0.5
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interfaced with zlib 0.8
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fixed many reading and writing bugs
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saved using 3 spaces instead of tabs
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version 0.6
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added png_large_malloc() and png_large_free()
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added png_size_t
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cleaned up some compiler warnings
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added png_start_read_image()
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version 0.7
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cleaned up lots of bugs
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finished dithering and other stuff
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added test program
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changed name from pnglib to libpng
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version 0.71
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changed pngtest.png for zlib 0.93
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fixed error in libpng.txt and example.c
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version 0.8
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cleaned up some bugs
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added png_set_filler()
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split up pngstub.c into pngmem.c, pngio.c, and pngerror.c
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added #define's to remove unwanted code
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moved png_info_init() to png.c
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added old_size into png_realloc()
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added functions to manually set filtering and compression info
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changed compression parameters based on image type
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optimized filter selection code
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added version info
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changed external functions passing floats to doubles (k&r problems?)
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put all the configurable stuff in pngconf.h
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enabled png_set_shift to work with paletted images on read
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added png_read_update_info() - updates info structure with transformations
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version 0.81
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incorporated Tim Wegner's medium model code (thanks, Tim)
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version 0.85
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added more medium model code (almost everythings a far)
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added i/o, error, and memory callback functions
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fixed some bugs (16 bit, 4 bit interlaced, etc.)
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added first run progressive reader (barely tested)
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version 0.86
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fixed bugs
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improved documentation
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version 0.87
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fixed medium model bugs
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fixed other bugs introduced in 0.85 and 0.86
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added some minor documentation
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