libavcodec/ansi.c:220: error: Uninitialized Value
  The value read from width was never initialized.

libavcodec/ansi.c:220:13: 
218.             if (s->frame.data[0])
219.                 avctx->release_buffer(avctx, &s->frame);
220.             avcodec_set_dimensions(avctx, width, height);
                 ^
221.             ret = avctx->get_buffer(avctx, &s->frame);
222.             if (ret < 0) {
