Register TIFF tags for CCITT Group 3 and 4 compression options

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@16264 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

libavcodec/tiff.h

@@ -46,6 +46,8 @@ enum TiffTags{
     TIFF_PLANAR = 0x11C,
     TIFF_XPOS = 0x11E,
     TIFF_YPOS = 0x11F,
+    TIFF_T4OPTIONS = 0x124,
+    TIFF_T6OPTIONS,
     TIFF_RES_UNIT = 0x128,
     TIFF_SOFTWARE_NAME = 0x131,
     TIFF_PREDICTOR = 0x13D,