1/*------------------------------------------*/
 2/*  PNGFILE.H -- Header File for pngfile.c*/
 3/*------------------------------------------*/
 4
 5/* Copyright 2000, Willem van Schaik.*/
 6
 7/* This code is released under the libpng license.*/
 8/* For conditions of distribution and use, see the disclaimer*/
 9/* and license in png.h*/
10
11#include <stdio.h>
12#include <stdlib.h>
13#include <string.h>
14#include <windows.h>
15
16void PngFileInitialize (HWND hwnd) ;
17BOOL PngFileOpenDlg (HWND hwnd, PTSTR pstrFileName, PTSTR pstrTitleName) ;
18BOOL PngFileSaveDlg (HWND hwnd, PTSTR pstrFileName, PTSTR pstrTitleName) ;
19
20BOOL PngLoadImage (PTSTR pstrFileName, png_byte **ppbImageData,
21                   int *piWidth, int *piHeight, int *piChannels, png_color *pBkgColor);
22BOOL PngSaveImage (PTSTR pstrFileName, png_byte *pDiData,
23                   int iWidth, int iHeight, png_color BkgColor);
24
25#ifndef PNG_STDIO_SUPPORTED
26static void png_read_data(png_structp png_ptr, png_bytep data, png_size_t length);
27static void png_write_data(png_structp png_ptr, png_bytep data, png_size_t length);
28static void png_flush(png_structp png_ptr);
29#endif
30