Function lodepng_buffer_file

dependency/densecrf/examples/lodepng.cpp:373–385

load file into buffer that already has the correct allocated size. Returns error code.*/

/* load file into buffer that already has the correct allocated size. Returns error code.*/
static unsigned lodepng_buffer_file(unsigned char* out, size_t size, const char* filename)
{
    FILE* file;
    size_t readsize;
    file = fopen(filename, "rb");
    if(!file) return 78;
    
    readsize = fread(out, 1, size, file);
    fclose(file);
    
    if (readsize != size) return 78;
    return 0;
}

unsigned lodepng_load_file(unsigned char** out, size_t* outsize, const char* filename)
{