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[libpng16] Corrected the test on user transform changes on read. It was in the

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png_set of the transform function, but that doesn't matter unless the
transform function changes the rowbuf size, and that is only valid if
transform_info is called.
This commit is contained in:
John Bowler
2013-04-12 22:12:19 -05:00
committed by Glenn Randers-Pehrson
parent e2d8e11407
commit b44cd59ad9
4 changed files with 22 additions and 8 deletions
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5
pngrtran.c
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@@ -1,7 +1,7 @@
/* pngrtran.c - transforms the data in a row for PNG readers
*
* Last changed in libpng 1.6.1 [March 28, 2013]
* Last changed in libpng 1.6.2 [(PENDING RELEASE)]
* Copyright (c) 1998-2013 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@@ -1056,9 +1056,6 @@ png_set_read_user_transform_fn(png_structrp png_ptr, png_user_transform_ptr
{
png_debug(1, "in png_set_read_user_transform_fn");
if (!png_rtran_ok(png_ptr, 0))
return;
#ifdef PNG_READ_USER_TRANSFORM_SUPPORTED
png_ptr->transformations |= PNG_USER_TRANSFORM;
png_ptr->read_user_transform_fn = read_user_transform_fn;