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Imported from libpng-1.0.4f.tar

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This commit is contained in:
Glenn Randers-Pehrson
1999-10-12 17:36:36 -05:00
parent 18c415f5b5
commit 33b25bf1a8
52 changed files with 6310 additions and 198 deletions
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10
pngwrite.c
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@@ -1,7 +1,7 @@
/* pngwrite.c - general routines to write a PNG file
*
* libpng 1.0.4e - October 10, 1999
* libpng 1.0.4f - October 12, 1999
* 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
@@ -77,7 +77,7 @@ png_write_info(png_structp png_ptr, png_infop info_ptr)
{
int j;
for (j=0; j<(int)info_ptr->num_trans; j++)
info_ptr->trans[j] = 255 - info_ptr->trans[j];
info_ptr->trans[j] = (png_byte)(255 - info_ptr->trans[j]);
}
#endif
png_write_tRNS(png_ptr, info_ptr->trans, &(info_ptr->trans_values),
@@ -799,7 +799,7 @@ png_set_filter(png_structp png_ptr, int method, int filters)
if (png_ptr->prev_row == NULL)
{
png_warning(png_ptr, "Can't add Paeth filter after starting");
png_ptr->do_filter &= ~PNG_FILTER_PAETH;
png_ptr->do_filter &= (png_byte)(~PNG_FILTER_PAETH);
}
else
{
@@ -850,8 +850,8 @@ png_set_filter_heuristics(png_structp png_ptr, int heuristic_method,
num_weights = 0;
}
png_ptr->num_prev_filters = num_weights;
png_ptr->heuristic_method = heuristic_method;
png_ptr->num_prev_filters = (png_byte)num_weights;
png_ptr->heuristic_method = (png_byte)heuristic_method;
if (num_weights > 0)
{