JPEG 2000 decoding support.

Adds a JPEG 2000 fourcc and hooks it up to the libavcodec decoder.
Also add an alias to 'mjp2' which is used to pack JPEG 2000 in MOV
by Final Cut Pro etc.

include/vlc_fourcc.h

@@ -114,6 +114,7 @@
 #define VLC_CODEC_AMV       VLC_FOURCC('A','M','V',' ')
 #define VLC_CODEC_INDEO5    VLC_FOURCC('I','V','5','0')
 #define VLC_CODEC_VP8       VLC_FOURCC('V','P','8','0')
+#define VLC_CODEC_JPEG2000  VLC_FOURCC('J','P','2','K')
 
 
 /* Planar YUV 4:1:0 Y:V:U */

modules/codec/avcodec/fourcc.c

@@ -261,6 +261,7 @@ static const struct
     { VLC_CODEC_GIF, CODEC_ID_GIF, VIDEO_ES },
     { VLC_CODEC_TARGA, CODEC_ID_TARGA, VIDEO_ES },
     { VLC_CODEC_SGI, CODEC_ID_SGI, VIDEO_ES },
+    { VLC_CODEC_JPEG2000, CODEC_ID_JPEG2000, VIDEO_ES },
 
     /*
      *  Audio Codecs

src/misc/fourcc.c

@@ -786,6 +786,9 @@ static const entry_t p_list_video[] = {
     B(VLC_CODEC_PCX, "Personal Computer Exchange Image"),
         A("pcx "),
 
+    B(VLC_CODEC_JPEG2000, "JPEG 2000 Image"),
+        A("mjp2"),
+
     B(0, "")
 };
 static const entry_t p_list_audio[] = {