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chunk handling and transform rewrite

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This implements a new chunk parse implementation that can be shared, it
is currently shared by the progressive reader and the sequential one
(not, yet, the writer).

The patch also implements shared transform handling that is used
throughout.

Signed-off-by: John Bowler <jbowler@acm.org>
This commit is contained in:
John Bowler
2015-09-14 20:42:40 -07:00
parent c5ead5d2cd
commit 3184947a25
26 changed files with 16933 additions and 13338 deletions
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6
pngdebug.h
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@@ -36,13 +36,13 @@
/* These settings control the formatting of messages in png.c and pngerror.c */
/* Moved to pngdebug.h at 1.5.0 */
# ifndef PNG_LITERAL_SHARP
# define PNG_LITERAL_SHARP 0x23
# define PNG_LITERAL_SHARP 0x23U
# endif
# ifndef PNG_LITERAL_LEFT_SQUARE_BRACKET
# define PNG_LITERAL_LEFT_SQUARE_BRACKET 0x5b
# define PNG_LITERAL_LEFT_SQUARE_BRACKET 0x5bU
# endif
# ifndef PNG_LITERAL_RIGHT_SQUARE_BRACKET
# define PNG_LITERAL_RIGHT_SQUARE_BRACKET 0x5d
# define PNG_LITERAL_RIGHT_SQUARE_BRACKET 0x5dU
# endif
# ifndef PNG_STRING_NEWLINE
# define PNG_STRING_NEWLINE "\n"