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Imported from libpng-0.97.tar

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Glenn Randers-Pehrson
1998-01-01 07:13:13 -06:00
parent 47a0c422ca
commit b6ce43d6ff
24 changed files with 1297 additions and 763 deletions
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@@ -167,3 +167,21 @@ version 0.96 [May, 1997]
added read of CRC after IEND chunk for embedded PNGs (Laszlo Nyul)
added typecasts to quiet compiler errors
added more debugging info
version 1.00 [not distributed, but Andreas handed off to G&G]
skipped version 1.00 to avoid potential problems with shared libraries
created with version 0.89
removed PNG_USE_OWN_CRC capability
relocated png_set_crc_action from pngrutil.c to pngrtran.c
fixed typecasts of "new_key" etc.
added RFC 1152 date support
version 1.00.97 [Dec 1997]
fixed bug in gamma handling of 4-bit grayscale
added more typecasts. 65536L becomes (png_uint_32)65536L, etc.
minor corrections in libpng.txt
added simple sRGB support
make it simpler to do conditional compiling
fixed memory leak in pngwrite.c (free info_ptr->text)
added more conditions for png_do_background, to avoid changing
black pixels to background when a background is supplied and
no pixels are transparent
include stdio.h in pngconf.h even when PNG_NO_STDIO is defined.