[libpng15] Simplified read/write API initial version; basic read/write tested

on a variety of images, limited documentation (in the header file.)
This commit is contained in:
John Bowler
2011-11-07 22:33:49 -06:00
committed by Glenn Randers-Pehrson
parent 92a1d46c8d
commit 7875d534cb
13 changed files with 2186 additions and 32 deletions

View File

@@ -6,7 +6,7 @@
#
com pnglibconf.h - library build configuration
com
com libpng version 1.5.3 - July 7, 2011
version
com
com Copyright (c) 1998-2011 Glenn Randers-Pehrson
com
@@ -576,3 +576,31 @@ option WRITE_COMPRESSED_TEXT enables WRITE_TEXT
# leave the row_pointers member out of the info structure.
option INFO_IMAGE
# Simplified API options
# Read:
option SIMPLIFIED_READ requires SEQUENTIAL_READ READ_TRANSFORMS SETJMP
option SIMPLIFIED_READ enables READ_EXPAND READ_16BIT READ_EXPAND_16
option SIMPLIFIED_READ enables READ_SCALE_16_TO_8 READ_RGB_TO_GRAY
option SIMPLIFIED_READ enables READ_ALPHA_MODE READ_BACKGROUND READ_STRIP_ALPHA
option SIMPLIFIED_READ enables READ_FILLER READ_SWAP
option SIMPLIFIED_READ_AFIRST requires SIMPLIFIED_READ disabled
option READ_SWAP_ALPHA enables SIMPLIFIED_READ_AFIRST
option SIMPLIFIED_READ_BGR requires SIMPLIFIED_READ disabled
option READ_BGR enables SIMPLIFIED_READ_BGR
# Write:
option SIMPLIFIED_WRITE requires WRITE STDIO SETJMP
option SIMPLIFIED_WRITE enables WRITE_SWAP WRITE_gAMA WRITE_sRGB WRITE_cHRM
option SIMPLIFIED_WRITE_AFIRST requires SIMPLIFIED_WRITE disabled
option WRITE_SWAP_ALPHA enables SIMPLIFIED_WRITE_AFIRST
option SIMPLIFIED_WRITE_BGR requires SIMPLIFIED_WRITE disabled
option WRITE_BGR enables SIMPLIFIED_WRITE_BGR
# Formats:
option FORMAT_AFIRST if SIMPLIFIED_READ_AFIRST SIMPLIFIED_WRITE_AFIRST
option FORMAT_BGR if SIMPLIFIED_READ_BGR SIMPLIFIED_WRITE_BGR

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@@ -3,7 +3,7 @@
/* pnglibconf.h - library build configuration */
/* libpng version 1.5.7beta02 - November 8, 2011 */
/* Libpng 1.5.7beta02 - November 8, 2011 */
/* Copyright (c) 1998-2011 Glenn Randers-Pehrson */
@@ -54,6 +54,8 @@
#define PNG_FIXED_POINT_SUPPORTED
#define PNG_FLOATING_ARITHMETIC_SUPPORTED
#define PNG_FLOATING_POINT_SUPPORTED
#define PNG_FORMAT_AFIRST_SUPPORTED
#define PNG_FORMAT_BGR_SUPPORTED
#define PNG_gAMA_SUPPORTED
#define PNG_HANDLE_AS_UNKNOWN_SUPPORTED
#define PNG_hIST_SUPPORTED
@@ -126,6 +128,12 @@
#define PNG_SET_CHUNK_MALLOC_LIMIT_SUPPORTED
#define PNG_SETJMP_SUPPORTED
#define PNG_SET_USER_LIMITS_SUPPORTED
#define PNG_SIMPLIFIED_READ_AFIRST_SUPPORTED
#define PNG_SIMPLIFIED_READ_BGR_SUPPORTED
#define PNG_SIMPLIFIED_READ_SUPPORTED
#define PNG_SIMPLIFIED_WRITE_AFIRST_SUPPORTED
#define PNG_SIMPLIFIED_WRITE_BGR_SUPPORTED
#define PNG_SIMPLIFIED_WRITE_SUPPORTED
#define PNG_sPLT_SUPPORTED
#define PNG_sRGB_SUPPORTED
#define PNG_STDIO_SUPPORTED

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@@ -239,3 +239,10 @@ EXPORTS
png_get_cHRM_XYZ_fixed @231
png_set_cHRM_XYZ @232
png_set_cHRM_XYZ_fixed @233
png_image_begin_read_from_file @234
png_image_begin_read_from_stdio @235
png_image_begin_read_from_memory @236
png_image_finish_read @237
png_image_free @238
png_image_write_to_file @239
png_image_write_to_stdio @240