Support yuva444p rawvideo in nut.

Fixes ticket #1058.

libavcodec/raw.c

@@ -130,6 +130,7 @@ const PixelFormatTag ff_raw_pix_fmt_tags[] = {
     { PIX_FMT_YUV444P16LE, MKTAG('Y', '3',  0 , 16 ) },
     { PIX_FMT_YUV444P16BE, MKTAG(16 ,  0 , '3', 'Y') },
     { PIX_FMT_YUVA420P,    MKTAG('Y', '4', 11 ,  8 ) },
+    { PIX_FMT_YUVA444P,    MKTAG('Y', '4',  0 ,  8 ) },
     { PIX_FMT_GRAY8A,      MKTAG('Y', '2',  0 ,  8 ) },
 
     /* quicktime */

libavformat/nut.c

@@ -93,6 +93,7 @@ const AVCodecTag ff_nut_video_tags[] = {
     { CODEC_ID_RAWVIDEO, MKTAG('Y', '3',  0 , 16 ) },
     { CODEC_ID_RAWVIDEO, MKTAG(16 ,  0 , '3', 'Y') },
     { CODEC_ID_RAWVIDEO, MKTAG('Y', '4', 11 ,  8 ) },
+    { CODEC_ID_RAWVIDEO, MKTAG('Y', '4',  0 ,  8 ) },
     { CODEC_ID_RAWVIDEO, MKTAG('Y', '2',  0 ,  8 ) },
     { CODEC_ID_NONE    , 0                         }
 };