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Imported from libpng-1.2.8beta4.tar

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This commit is contained in:
Glenn Randers-Pehrson
2004-11-12 22:04:56 -06:00
parent 7806777139
commit 878b31e0b4
58 changed files with 170 additions and 112 deletions
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10
pngwutil.c
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@@ -1,7 +1,7 @@
/* pngwutil.c - utilities to write a PNG file
*
* libpng version 1.2.8beta3 - November 3, 2004
* libpng version 1.2.8beta4 - November 13, 2004
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2004 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -357,9 +357,9 @@ png_write_compressed_data_out(png_structp png_ptr, compression_state *comp)
png_write_chunk_data(png_ptr, png_ptr->zbuf,
png_ptr->zbuf_size - png_ptr->zstream.avail_out);
/* reset zlib for another zTXt/iTXt or the image data */
/* reset zlib for another zTXt/iTXt or image data */
deflateReset(&png_ptr->zstream);
png_ptr->zstream.data_type = Z_BINARY;
}
#endif
@@ -523,6 +523,9 @@ png_write_IHDR(png_structp png_ptr, png_uint_32 width, png_uint_32 height,
png_ptr->zlib_mem_level, png_ptr->zlib_strategy);
png_ptr->zstream.next_out = png_ptr->zbuf;
png_ptr->zstream.avail_out = (uInt)png_ptr->zbuf_size;
/* libpng is not interested in zstream.data_type */
/* set it to a predefined value, to avoid its evaluation inside zlib */
png_ptr->zstream.data_type = Z_BINARY;
png_ptr->mode = PNG_HAVE_IHDR;
}
@@ -1871,6 +1874,7 @@ png_write_finish_row(png_structp png_ptr)
}
deflateReset(&png_ptr->zstream);
png_ptr->zstream.data_type = Z_BINARY;
}
#if defined(PNG_WRITE_INTERLACING_SUPPORTED)