libavcodec/ansi.c:225: error: Uninitialized Value
  The value read from height was never initialized.

libavcodec/ansi.c:225:13: 
223.             if (s->frame.data[0])
224.                 avctx->release_buffer(avctx, &s->frame);
225.             avcodec_set_dimensions(avctx, width, height);
                 ^
226.             ret = ff_get_buffer(avctx, &s->frame);
227.             if (ret < 0) {
