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[libpng17] Catch up with recent libpng16 changes; unknown handling and spelling

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corrections
This commit is contained in:
John Bowler
2013-09-30 08:28:05 -05:00
committed by Glenn Randers-Pehrson
parent d9f60caf72
commit 7657ac14f2
15 changed files with 315 additions and 100 deletions
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6
contrib/tools/pngfix.c
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@@ -3658,7 +3658,7 @@ usage(const char *prog)
" --optimize (-o):",
" Find the smallest deflate window size for the compressed data.",
" --strip=[none|crc|unsafe|unused|transform|color|all]:",
" none: Retain all chunks.",
" none (default): Retain all chunks.",
" crc: Remove chunks with a bad CRC.",
" unsafe: Remove chunks that may be unsafe to retain if the image data",
" is modified. This is set automatically if --max is given but",
@@ -3682,7 +3682,7 @@ usage(const char *prog)
" --max=<number>:",
" Use IDAT chunks sized <number>. If no number is given the the IDAT",
" chunks will be the maximum size permitted; 2^31-1 bytes. If the option",
" is ommited the original chunk sizes will not be changed. When the",
" is omitted the original chunk sizes will not be changed. When the",
" option is given --strip=unsafe is set automatically, this may be",
" cancelled if you know that all unknown unsafe-to-copy chunks really are",
" safe to copy across an IDAT size change. This is true of all chunks",
@@ -3690,7 +3690,7 @@ usage(const char *prog)
" MESSAGES",
" By default the program only outputs summaries for each file.",
" --quiet (-q):",
" Do not output the summaries except for files which cannot be read, with",
" Do not output the summaries except for files which cannot be read. With",
" two --quiets these are not output either.",
" --errors (-e):",
" Output errors from libpng and the program (except too-far-back).",