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Imported from libpng-1.0.6.tar

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This commit is contained in:
Glenn Randers-Pehrson
2000-03-21 05:13:06 -06:00
parent a77ef625a6
commit 520a764cd7
74 changed files with 2298 additions and 1436 deletions
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12
pngwutil.c
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@@ -1,7 +1,7 @@
/* pngwutil.c - utilities to write a PNG file
*
* libpng 1.0.5s - February 18, 2000
* libpng 1.0.6 - March 21, 2000
* 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
@@ -179,7 +179,6 @@ png_text_compress(png_structp png_ptr,
#else
png_warning(png_ptr, "Unknown compression type");
#endif
compression = PNG_TEXT_COMPRESSION_zTXt;
}
/* We can't write the chunk until we find out how much data we have,
@@ -642,7 +641,7 @@ png_write_iCCP(png_structp png_ptr, png_charp name, int compression_type,
}
if (compression_type)
/* ignore */ ;
png_warning(png_ptr, "Unknown compression type in iCCP chunk");
if (profile == NULL || *profile == '\0')
profile_len = 0;
@@ -667,7 +666,7 @@ png_write_iCCP(png_structp png_ptr, png_charp name, int compression_type,
#if defined(PNG_WRITE_sPLT_SUPPORTED)
/* write a sPLT chunk */
void
png_write_sPLT(png_structp png_ptr, png_spalette_p spalette)
png_write_sPLT(png_structp png_ptr, png_sPLT_tp spalette)
{
#ifdef PNG_USE_LOCAL_ARRAYS
PNG_sPLT;
@@ -677,10 +676,11 @@ png_write_sPLT(png_structp png_ptr, png_spalette_p spalette)
png_byte entrybuf[10];
int entry_size = (spalette->depth == 8 ? 6 : 10);
int palette_size = entry_size * spalette->nentries;
png_spalette_entryp ep;
png_sPLT_entryp ep;
png_debug(1, "in png_write_sPLT\n");
if (spalette->name == NULL || (name_len = png_check_keyword(png_ptr, spalette->name, &new_name))==0)
if (spalette->name == NULL || (name_len = png_check_keyword(png_ptr,
spalette->name, &new_name))==0)
{
png_warning(png_ptr, "Empty keyword in sPLT chunk");
return;