SDL C4 JPEG sdl_image lupa'

 //Git hub Git

#include <stdio.h>
#include <SDL2/SDL.h>
#include <SDL2/SDL_image.h>
#include <EGL/egl.h>
#include <GLES/gl.h>
#define WIDTH 800
#define HEIGHT 600
/*path to jpeg fille */
#define IMG_PATH "img.jpg"
static int SHAPE_SIZE=1;
//sprite in picture
 SDL_Rect SrcR;
 //sprite in program
  SDL_Rect DestR;
SDL_Renderer *renderer = NULL;
SDL_Texture *img = NULL;
int lupa() {
  SrcR.x = 0;
  SrcR.y = 0;
  SrcR.w = SHAPE_SIZE;
  SrcR.h = SHAPE_SIZE;
  DestR.x = 800 / 2 - SHAPE_SIZE /2;
  DestR.y = 600 / 2 - SHAPE_SIZE /2;
  DestR.w = SHAPE_SIZE;
  DestR.h = SHAPE_SIZE;
}
//load JPEG
int JPEG(){
// load our image
img = IMG_LoadTexture(renderer, IMG_PATH);
//SDL_QueryTexture(img, * pixelFormat, NULL, 600 ,800);
//img= SDL_CreateTexture(renderer, 0 ,SDL_TEXTUREACCESS_TARGET, WIDTH, HEIGHT);
SDL_SetRenderTarget(renderer, img);
  // get the width and height of the texture
// put the location where we want the texture to be drawn into a rectangle
// I'm also scaling the texture 2x simply by setting the width and height
// SDL_Rect texr; texr.x = WIDTH/2; texr.y = HEIGHT/2; texr.w = w*2; texr.h = h*2;
// return img;
}
int main (int argc, char *argv[]) {
// variable declarations
SDL_Window *win = NULL;

int w, h; // texture width & height
Uint32 *pixelFormat;


// Initialize SDL.
if (SDL_Init(SDL_INIT_VIDEO) < 0)
return 1;
// create the window and renderer
// note that the renderer is accelerated
win = SDL_CreateWindow("Image Loading", 100, 100, WIDTH, HEIGHT ,SDL_WINDOW_OPENGL);
renderer = SDL_CreateRenderer(win, -1, SDL_RENDERER_ACCELERATED);
JPEG();
// main loop
while (1) {
// event handling
SDL_Event e;
if ( SDL_PollEvent(&e) ) {
if (e.type == SDL_QUIT)
break;
else if (e.type == SDL_KEYUP && e.key.keysym.sym == SDLK_ESCAPE)
break;
}
// clear the screen
SDL_RenderClear(renderer);
lupa() ;
// copy the texture to the rendering context
SDL_RenderCopy(renderer, img, NULL, NULL);
SDL_RenderCopy(renderer, img, &SrcR, &DestR);
// this means that everything that we prepared behind the screens is actually shown
SDL_RenderPresent(renderer);
     glClear(GL_COLOR_BUFFER_BIT);
SHAPE_SIZE++;
if(SHAPE_SIZE>3000){
SHAPE_SIZE=0;
}
                glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
                    SDL_GL_SwapWindow(win);
// turn on anim
}
SDL_DestroyTexture(img);
SDL_DestroyRenderer(renderer);
SDL_DestroyWindow(win);
return 0;
}