emscripten/tests/sdl_stb_image_data.c

56 строки
977 B
C

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <SDL/SDL.h>
#include <SDL/SDL_image.h>
#include <assert.h>
#include <emscripten.h>
#define SIZE 203164
SDL_Surface* screen;
char *buffer;
int testImage() {
SDL_Surface *image = IMG_Load_RW(SDL_RWFromMem(buffer, SIZE), 1);
if (!image)
{
printf("IMG_Load: %s\n", IMG_GetError());
return 0;
}
printf("load succeeded\n");
assert(image->format->BitsPerPixel == 32);
assert(image->format->BytesPerPixel == 4);
assert(image->pitch == 4*image->w);
int result = image->w;
SDL_BlitSurface (image, NULL, screen, NULL);
SDL_FreeSurface (image);
return result;
}
void ready() {
testImage();
SDL_Flip(screen);
}
int main() {
SDL_Init(SDL_INIT_VIDEO);
screen = SDL_SetVideoMode(600, 450, 32, SDL_SWSURFACE);
printf("prepare..\n");
FILE *f = fopen("screenshot.not", "rb");
buffer = malloc(SIZE);
fread(buffer, SIZE, 1, f);
fclose(f);
ready();
return 0;
}