mirror of
https://github.com/FunkyFr3sh/cnc-ddraw.git
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90 lines
2.4 KiB
C
90 lines
2.4 KiB
C
/*
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* Copyright (c) 2010 Toni Spets <toni.spets@iki.fi>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifdef HAVE_LIBPNG
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#include <windows.h>
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#include <stdio.h>
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#include <ctype.h>
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#include "ddraw.h"
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#include "palette.h"
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#include "surface.h"
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#include <png.h>
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BOOL screenshot(struct IDirectDrawSurfaceImpl *src)
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{
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int i;
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FILE *fh;
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png_structp png_ptr;
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png_infop info_ptr;
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png_bytep *row_pointers;
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png_color palette[256];
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char filename[64];
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time_t t = time(NULL);
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strftime(filename, 64, "screenshot-%Y-%m-%d-%H_%M_%S.png", localtime(&t));
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if(!src || !src->palette)
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{
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return FALSE;
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}
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if( !(fh = fopen(filename, "wb")) )
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{
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return FALSE;
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}
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png_ptr = png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
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if(!png_ptr)
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{
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return FALSE;
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}
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info_ptr = png_create_info_struct(png_ptr);
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for(i=0;i<256;i++) {
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palette[i].red = src->palette->data_bgr[i];
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palette[i].green = src->palette->data_bgr[i] >> 8;
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palette[i].blue = src->palette->data_bgr[i] >> 16;
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}
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setjmp(png_jmpbuf(png_ptr));
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png_init_io(png_ptr, fh);
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png_set_IHDR(png_ptr, info_ptr, src->width, src->height, 8, PNG_COLOR_TYPE_PALETTE, PNG_INTERLACE_NONE, PNG_COMPRESSION_TYPE_BASE, PNG_FILTER_TYPE_BASE);
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png_set_PLTE(png_ptr, info_ptr, (png_colorp)&palette, 256);
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row_pointers = (png_bytep *)png_malloc(png_ptr, sizeof(png_bytep) * src->height);
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for(i=0;i<src->height;i++) {
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row_pointers[i] = src->surface + (src->width * i);
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}
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png_set_rows(png_ptr, info_ptr, row_pointers);
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png_write_png(png_ptr, info_ptr, PNG_TRANSFORM_IDENTITY, NULL);
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fclose(fh);
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return TRUE;
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}
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#endif
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