libavcodec/qtrleenc.c:146: error: Uninitialized Value
  The value read from repeatcount was never initialized.

libavcodec/qtrleenc.c:146:27: 
144. 
145.         if (i < width - 1 && !memcmp(this_line, this_line + s->pixel_size, s->pixel_size))
146.             repeatcount = FFMIN(repeatcount + 1, MAX_RLE_REPEAT);
                               ^
147.         else
148.             repeatcount = 1;
