Function ffmpeg_dev::sys::ff_mjpeg_find_marker

pub unsafe extern "C" fn ff_mjpeg_find_marker(
    s: *mut MJpegDecodeContext, 
    buf_ptr: *mut *const u8, 
    buf_end: *const u8, 
    unescaped_buf_ptr: *mut *const u8, 
    unescaped_buf_size: *mut c_int
) -> c_int