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//------------------------------------------
// PNGFILE.H -- Header File for pngfile.c
//------------------------------------------
// Copyright 2000, Willem van Schaik.
// This code is released under the libpng license.
// For conditions of distribution and use, see the disclaimer
// and license in png.h
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <windows.h>
void PngFileInitialize (HWND hwnd) ;
BOOL PngFileOpenDlg (HWND hwnd, PTSTR pstrFileName, PTSTR pstrTitleName) ;
BOOL PngFileSaveDlg (HWND hwnd, PTSTR pstrFileName, PTSTR pstrTitleName) ;
BOOL PngLoadImage (PTSTR pstrFileName, png_byte **ppbImageData,
int *piWidth, int *piHeight, int *piChannels, png_color *pBkgColor);
BOOL PngSaveImage (PTSTR pstrFileName, png_byte *pDiData,
int iWidth, int iHeight, png_color BkgColor);
#ifndef PNG_STDIO_SUPPORTED
static void png_read_data(png_structp png_ptr, png_bytep data, png_size_t length);
static void png_write_data(png_structp png_ptr, png_bytep data, png_size_t length);
static void png_flush(png_structp png_ptr);
#endif
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