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Imported from libpng-1.0.1d.tar

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Glenn Randers-Pehrson
1998-05-21 09:27:50 -05:00
parent d0dce40075
commit 8686fff347
35 changed files with 1252 additions and 182 deletions
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11
pngtrans.c
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@@ -1,12 +1,12 @@
/* pngtrans.c - transforms the data in a row (used by both readers and writers)
*
* 1.0.1c
* 1.0.1d
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
* Copyright (c) 1996, 1997 Andreas Dilger
* Copyright (c) 1998, Glenn Randers-Pehrson
* May 9, 1998
* May 21, 1998
*/
#define PNG_INTERNAL
@@ -87,8 +87,8 @@ png_set_interlace_handling(png_structp png_ptr)
#if defined(PNG_READ_FILLER_SUPPORTED) || defined(PNG_WRITE_FILLER_SUPPORTED)
/* Add a filler byte on read, or remove a filler or alpha byte on write.
* The filler type has changed in v0.95 to allow future 2-byte fillers
* for 48-bit input data, as well as avoiding problems with some compilers
* which don't like bytes as parameters.
* for 48-bit input data, as well as to avoid problems with some compilers
* that don't like bytes as parameters.
*/
void
png_set_filler(png_structp png_ptr, png_uint_32 filler, int filler_loc)
@@ -148,7 +148,8 @@ png_do_invert(png_row_infop row_info, png_bytep row)
for (i = 0; i < istop; i++)
{
*rp++ = (png_byte)(~(*rp));
*rp = (png_byte)(~(*rp));
rp++;
}
}
}