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Imported from libpng-1.0.2.tar

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This commit is contained in:
Glenn Randers-Pehrson
1998-06-14 14:43:31 -05:00
parent f7d1a17033
commit 345bc27e70
32 changed files with 174 additions and 266 deletions
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9
pngpread.c
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@@ -1,7 +1,7 @@
/* pngpread.c - read a png file in push mode
*
* libpng 1.0.1e - June 6, 1998
* libpng 1.0.2 - June 14, 1998
* 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
@@ -77,8 +77,9 @@ png_process_some_data(png_structp png_ptr, png_infop info_ptr)
/* Read any remaining signature bytes from the stream and compare them with
* the correct PNG signature. It is possible that this routine is called
* with bytes already read from the signature, whether because they have been
* checked by the calling application, or from multiple calls to this routine.
* with bytes already read from the signature, either because they have been
* checked by the calling application, or because of multiple calls to this
* routine.
*/
void
png_push_read_sig(png_structp png_ptr, png_infop info_ptr)
@@ -1116,7 +1117,7 @@ void
png_progressive_combine_row (png_structp png_ptr,
png_bytep old_row, png_bytep new_row)
{
if (new_row != NULL)
if (new_row != NULL) /* new_row must == png_ptr->row_buf here. */
png_combine_row(png_ptr, old_row, png_pass_dsp_mask[png_ptr->pass]);
}