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Imported from libpng-0.99d.tar

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Glenn Randers-Pehrson
1998-02-08 20:56:40 -06:00
parent 0f881d62b3
commit a357b99113
24 changed files with 3267 additions and 1198 deletions
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12
pngwrite.c
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@@ -1,12 +1,12 @@
/* pngwrite.c - general routines to write a PNG file
*
* libpng 0.99c
* libpng 0.99d
* 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
* February 7, 1998
* February 8, 1998
*/
/* get internal access to png.h */
@@ -502,7 +502,7 @@ png_write_row(png_structp png_ptr, png_bytep row)
png_debug1(3, "row_info->rowbytes = %d\n", png_ptr->row_info.rowbytes);
/* Copy user's row into buffer, leaving room for filter byte. */
png_buffered_memcpy(png_ptr, png_ptr->row_buf + 1, row,
png_memcpy_check(png_ptr, png_ptr->row_buf + 1, row,
png_ptr->row_info.rowbytes);
#if defined(PNG_WRITE_INTERLACING_SUPPORTED)
@@ -831,10 +831,10 @@ png_set_filter_heuristics(png_structp png_ptr, int heuristic_method,
if (png_ptr->filter_weights == NULL)
{
png_ptr->filter_weights = (png_uint_16p)png_malloc(png_ptr,
png_ptr->filter_weights = png_malloc(png_ptr,
(png_uint_32)(sizeof(png_uint_16) * num_weights));
png_ptr->inv_filter_weights = (png_uint_16p)png_malloc(png_ptr,
png_ptr->inv_filter_weights = png_malloc(png_ptr,
(png_uint_32)(sizeof(png_uint_16) * num_weights));
for (i = 0; i < num_weights; i++)
@@ -866,7 +866,7 @@ png_set_filter_heuristics(png_structp png_ptr, int heuristic_method,
*/
if (png_ptr->filter_costs == NULL)
{
png_ptr->filter_costs = (png_uint_16p)png_malloc(png_ptr,
png_ptr->filter_costs = png_malloc(png_ptr,
(png_uint_32)(sizeof(png_uint_16) * PNG_FILTER_VALUE_LAST));
png_ptr->inv_filter_costs = (png_uint_16p)png_malloc(png_ptr,