Function parallel_image_crop::parallel_crop_and_resize

#[no_mangle]
pub extern "C" fn parallel_crop_and_resize(
    image_paths_ptr: *const *const c_char, 
    return_ptr: *mut u8, 
    scale_ptr: *const f32, 
    x_ptr: *const f32, 
    y_ptr: *const f32, 
    window_size: u32, 
    chans: u32, 
    max_img_percent: f32, 
    length: size_t
)