50 строки
957 B
C
50 строки
957 B
C
#include <stdio.h>
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#include <SDL/SDL.h>
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#include <SDL/SDL_image.h>
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#include <assert.h>
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#include <emscripten.h>
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SDL_Surface* screen;
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int testImage(const char* fileName) {
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SDL_Surface *image = IMG_Load(fileName);
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if (!image)
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{
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printf("IMG_Load: %s\n", IMG_GetError());
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return 0;
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}
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assert(image->format->BitsPerPixel == 32);
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assert(image->format->BytesPerPixel == 4);
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assert(image->pitch == 4*image->w);
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int result = image->w;
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SDL_BlitSurface (image, NULL, screen, NULL);
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SDL_FreeSurface (image);
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return result;
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}
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void ready(const char *f) {
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printf("ready!\n");
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testImage("screenshot.jpg"); // relative path
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SDL_Flip(screen);
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}
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int main() {
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SDL_Init(SDL_INIT_VIDEO);
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screen = SDL_SetVideoMode(600, 450, 32, SDL_SWSURFACE);
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printf("rename..\n");
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rename("screenshot.not", "screenshot.jpg");
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printf("prepare..\n");
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assert(emscripten_async_prepare("screenshot.jpg", ready, NULL) == 0);
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return 0;
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}
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