libavcodec/bmp.c:169: error: Uninitialized Value
  The value read from rgb[_] was never initialized.

libavcodec/bmp.c:169:16: 
167.                avctx->pix_fmt = AV_PIX_FMT_RGB444;
168.             else {
169.                av_log(avctx, AV_LOG_ERROR,
                    ^
170.                       "Unknown bitfields %0"PRIX32" %0"PRIX32" %0"PRIX32"\n",
171.                       rgb[0], rgb[1], rgb[2]);
