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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
pngread.c
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@@ -121,7 +121,7 @@ png_read_info(png_structrp png_ptr, png_inforp info_ptr)
png_chunk_error(png_ptr, "Missing PLTE before IDAT");
else if (png_ptr->mode & PNG_AFTER_IDAT)
png_chunk_benign_error(png_ptr, "Too many IDATs found");
png_chunk_benign_error(png_ptr, "Too many IDATs found[s]");
png_ptr->mode |= PNG_HAVE_IDAT;
}
@@ -728,7 +728,7 @@ png_read_end(png_structrp png_ptr, png_inforp info_ptr)
if (chunk_name == png_IDAT)
{
if ((length > 0) || (png_ptr->mode & PNG_HAVE_CHUNK_AFTER_IDAT))
png_benign_error(png_ptr, "Too many IDATs found");
png_benign_error(png_ptr, "Too many IDATs found(a1)");
}
png_handle_unknown(png_ptr, info_ptr, length, keep);
if (chunk_name == png_PLTE)
@@ -742,7 +742,7 @@ png_read_end(png_structrp png_ptr, png_inforp info_ptr)
* read, but not after other chunks have been read.
*/
if ((length > 0) || (png_ptr->mode & PNG_HAVE_CHUNK_AFTER_IDAT))
png_benign_error(png_ptr, "Too many IDATs found");
png_benign_error(png_ptr, "Too many IDATs found(a2)");
png_crc_finish(png_ptr, length);
}