+void writeMonoBitmap(SplashBitmap*btm, char*filename)
+{
+ int width8 = (btm->getWidth()+7)/8;
+ int width = btm->getWidth();
+ int height = btm->getHeight();
+ gfxcolor_t*b = (gfxcolor_t*)malloc(sizeof(gfxcolor_t)*width*height);
+ unsigned char*data = btm->getDataPtr();
+ int x,y;
+ for(y=0;y<height;y++) {
+ unsigned char*l = &data[width8*y];
+ gfxcolor_t*d = &b[width*y];
+ for(x=0;x<width;x++) {
+ if(l[x>>3]&(128>>(x&7))) {
+ d[x].r = d[x].g = d[x].b = 255;
+ } else {
+ d[x].r = d[x].g = d[x].b = 0;
+ }
+ d[x].a = 255;
+ }
+ }
+ writePNG(filename, (unsigned char*)b, width, height);
+ free(b);
+}
+