libavcodec/atrac3.c:260: error: Uninitialized Value
  The value read from enc_window[_] was never initialized.

libavcodec/atrac3.c:260:13: 
258.     if (!mdct_window[0])
259.         for (i=0 ; i<256; i++) {
260.             mdct_window[i] = enc_window[i]/(enc_window[i]*enc_window[i] + enc_window[255-i]*enc_window[255-i]);
                 ^
261.             mdct_window[511-i] = mdct_window[i];
262.         }
