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Separate png_compress_IDAT into w/c

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I.e. write/compress, also remove some trailing spaces and clean up pnglibconf
stuff.

Signed-off-by: John Bowler <jbowler@acm.org>
This commit is contained in:
John Bowler
2015-11-30 21:00:22 -08:00
parent 8978eba436
commit 8fe2eac47f
5 changed files with 189 additions and 163 deletions
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2
scripts/options.awk
View File

@@ -243,7 +243,7 @@ $1 == "file" && NF >= 2{
# option NAME ( (requires|enables|if) NAME* | on | off | disabled |
# sets SETTING VALUE+ )*
#
#
# Declares an option 'NAME' and describes its default setting (disabled)
# and its relationship to other options. The option is disabled
# unless *all* the options listed after 'requires' are set and at

6
scripts/pnglibconf.dfa
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@@ -125,7 +125,7 @@ file pnglibconf.h scripts/pnglibconf.dfa PNGLCONF_H
#
# To avoid confusion use -DPNG_foo_SUPPORTED= on the command line, which does
# the same thing as the #define.
#
#
# SUMMARY:
# These lines/macro settings are equivalent:
#
@@ -460,7 +460,7 @@ option SET_USER_LIMITS requires USER_LIMITS
# See the comments above about how to change options and settings.
# READ/WRITE tranform support
#
#
# The internal TRANSFORM_MECH options are used to turn on (or off) the required
# support code for the read and write transforms. They are off by default,
# switching them on is not a good idea. Switching them off will cause the build
@@ -496,7 +496,7 @@ option READ_16BIT requires READ enables 16BIT
option READ_TRANSFORMS requires READ
= NO_READ_TRANSFORMS READ_TRANSFORMS_NOT_SUPPORTED
option READ_QUANTIZE requires READ_TRANSFORMS enables TRANFORM_MECH
option READ_QUANTIZE requires READ_TRANSFORMS enables TRANSFORM_MECH
# Read gamma handling. Gamma processing is a core part of libpng and many of
# the capabilities are dependent on libpng performing gamma correction.

5
scripts/pnglibconf.h.prebuilt
View File

@@ -116,7 +116,6 @@
#define PNG_STORE_UNKNOWN_CHUNKS_SUPPORTED
#define PNG_TEXT_SUPPORTED
#define PNG_TIME_RFC1123_SUPPORTED
#define PNG_TRANFORM_MECH_SUPPORTED
#define PNG_TRANSFORM_MECH_SUPPORTED
#define PNG_UNKNOWN_CHUNKS_SUPPORTED
#define PNG_USER_CHUNKS_SUPPORTED
@@ -194,7 +193,7 @@
#define PNG_DEFAULT_GAMMA_ACCURACY 665
#define PNG_DEFAULT_READ_MACROS 1
#define PNG_GAMMA_THRESHOLD_FIXED 153
#define PNG_IDAT_READ_SIZE PNG_ZBUF_SIZE
#define PNG_IDAT_READ_SIZE 4096
#define PNG_INFLATE_BUF_SIZE 1024
#define PNG_MAX_GAMMA_8 11
#define PNG_QUANTIZE_BLUE_BITS 5
@@ -206,7 +205,7 @@
#define PNG_USER_CHUNK_MALLOC_MAX 8000000
#define PNG_USER_HEIGHT_MAX 1000000
#define PNG_USER_WIDTH_MAX 1000000
#define PNG_ZBUF_SIZE 8192
#define PNG_ZBUF_SIZE 4096
#define PNG_ZLIB_HEADER <zlib.h>
#define PNG_ZLIB_VERNUM 0
#define PNG_Z_DEFAULT_COMPRESSION (-1)