cocco-ddraw/src/screenshot.c
FunkyFr3sh dc93ff735f align
2020-10-13 21:58:04 +02:00

66 lines
1.6 KiB
C

#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <stdio.h>
#include <time.h>
#include "dd.h"
#include "ddpalette.h"
#include "ddsurface.h"
#include "lodepng.h"
BOOL ss_take_screenshot(struct IDirectDrawSurfaceImpl *src)
{
if (!src || !src->palette || !src->surface)
return FALSE;
int i;
char title[128];
char filename[128];
char str_time[64];
time_t t = time(NULL);
strncpy(title, g_ddraw->title, sizeof(g_ddraw->title));
for (i = 0; i<strlen(title); i++)
{
if (title[i] == ' ')
{
title[i] = '_';
}
else
{
title[i] = tolower(title[i]);
}
}
strftime(str_time, 64, "%Y-%m-%d-%H_%M_%S", localtime(&t));
_snprintf(filename, 128, "%s-%s.png", title, str_time);
unsigned char* png;
size_t pngsize;
LodePNGState state;
lodepng_state_init(&state);
for (i = 0; i < 256; i++)
{
RGBQUAD *c = &src->palette->data_rgb[i];
lodepng_palette_add(&state.info_png.color, c->rgbRed, c->rgbGreen, c->rgbBlue, 255);
lodepng_palette_add(&state.info_raw, c->rgbRed, c->rgbGreen, c->rgbBlue, 255);
}
state.info_png.color.colortype = LCT_PALETTE;
state.info_png.color.bitdepth = 8;
state.info_raw.colortype = LCT_PALETTE;
state.info_raw.bitdepth = 8;
state.encoder.auto_convert = 0;
unsigned int error = lodepng_encode(&png, &pngsize, src->surface, src->width, src->height, &state);
if (!error)
lodepng_save_file(png, pngsize, filename);
lodepng_state_cleanup(&state);
free(png);
return !error;
}