1998-04-21 20:03:57 +00:00
|
|
|
|
2002-04-15 14:25:51 +00:00
|
|
|
Libpng 1.2.2 - April 15, 2002
|
1998-04-21 20:03:57 +00:00
|
|
|
|
2002-04-15 14:25:51 +00:00
|
|
|
This is a public release of libpng, intended for use in production codes.
|
1998-04-21 20:03:57 +00:00
|
|
|
|
2002-02-22 05:14:23 +00:00
|
|
|
Changes since the last public release (1.2.1):
|
1999-09-17 17:27:26 +00:00
|
|
|
|
2002-02-22 05:14:23 +00:00
|
|
|
Fixed a bug with reading the length of iCCP profiles (Larry Reeves).
|
2002-03-26 00:49:08 +00:00
|
|
|
Revised makefile.linux, makefile.gcmmx, and others to generate
|
2002-04-15 14:25:51 +00:00
|
|
|
libpng.a, libpngNN.so, libpng.so.NN, and libpngNN/png.h
|
2002-02-22 05:14:23 +00:00
|
|
|
Revised makefile.darwin to remove "-undefined suppress" option.
|
|
|
|
|
Added checks for gamma and chromaticity values over 21474.83, which exceed
|
|
|
|
|
the limit for PNG unsigned 32-bit integers when encoded.
|
|
|
|
|
Revised calls to png_create_read_struct() and png_create_write_struct()
|
|
|
|
|
for simpler debugging.
|
|
|
|
|
Revised png_zalloc() so zlib handles errors (uses PNG_FLAG_MALLOC_NULL_MEM_OK)
|
2002-02-24 00:55:25 +00:00
|
|
|
Check chunk_length and idat_size for invalid (over PNG_MAX_UINT) lengths.
|
|
|
|
|
Check for invalid image dimensions in png_get_IHDR.
|
2002-04-15 14:25:51 +00:00
|
|
|
Added install-shared and install-static targets to all makefiles that make
|
|
|
|
|
shared libraries.
|
2002-02-24 00:55:25 +00:00
|
|
|
Always do gamma compensation when image is partially transparent.
|
2002-03-07 04:08:00 +00:00
|
|
|
Modified shared-library makefiles to install pkgconfig/libpngNN.pc.
|
|
|
|
|
Export (with PNGAPI) png_zalloc, png_zfree, and png_handle_as_unknown
|
|
|
|
|
Removed unused png_write_destroy_info prototype from png.h
|
|
|
|
|
Eliminated incorrect use of width_mmx from pnggccrd.c in pixel_bytes == 8 case
|
|
|
|
|
Stopped a double free of palette, hist, and trans when not using free_me.
|
|
|
|
|
Added makefile.32sunu for Sun Ultra 32 and makefile.64sunu for Sun Ultra 64.
|
2002-03-08 07:31:27 +00:00
|
|
|
Compute background.gray and background_1.gray even when color_type is RGB
|
2002-03-26 00:49:08 +00:00
|
|
|
in case image gets reduced to gray later (Jason Summers).
|
2002-03-08 07:31:27 +00:00
|
|
|
Added PNG_1_0_X macro which can be used to build a 1.0.x-compatible library.
|
2002-03-26 00:49:08 +00:00
|
|
|
Added missing PNGAPI to several function definitions.
|
|
|
|
|
Check for invalid bit_depth or color_type in png_get_IHDR(), and
|
|
|
|
|
check for missing PLTE or IHDR in png_push_read_chunk() (Matthias Clasen).
|
|
|
|
|
Revised iTXt support to accept NULL for lang and lang_key.
|
|
|
|
|
Compute gamma for color components of background even when color_type is gray.
|
|
|
|
|
Revised makefiles to put png.h and pngconf.h only in $prefix/include/libpngNN
|
|
|
|
|
Revised makefiles to make symlink to libpng.so.NN in addition to libpngNN.so
|
2002-03-31 13:33:55 +00:00
|
|
|
Prevent png_zalloc() from trying to memset memory that it failed to acquire.
|
|
|
|
|
Add typecasts of PNG_MAX_UINT in pngset_cHRM_fixed() (Matt Holgate).
|
|
|
|
|
Ensure that the right function (user or default) is used to free the
|
|
|
|
|
png_struct after an error in png_create_read_struct_2().
|
2002-04-07 21:35:38 +00:00
|
|
|
Save the ebx register in pnggccrd.c (Sami Farin)
|
|
|
|
|
Add "mem_ptr = png_ptr->mem_ptr" in png_destroy_write_struct() (Paul Gardner).
|
|
|
|
|
Updated makefiles to put headers in include/libpng and remove old include/*.h.
|
2002-04-15 14:25:51 +00:00
|
|
|
Revised description of png_set_filter() in libpng.3/libpng.txt.
|
|
|
|
|
Revised makefile.netbsd and added makefile.neNNbsd and makefile.freebsd
|
1998-04-21 20:03:57 +00:00
|
|
|
|
|
|
|
|
Send comments/corrections/commendations to
|
1999-09-17 17:27:26 +00:00
|
|
|
png-implement@ccrc.wustl.edu or to randeg@alum.rpi.edu
|
1998-04-21 20:03:57 +00:00
|
|
|
|
1998-12-29 17:47:59 +00:00
|
|
|
Glenn R-P
|
