//------------------------------------------ // 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); #if defined(PNG_NO_STDIO) 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