DVB subtitle decoder by (Ian Caulfield: imc25, cam ac uk)

Originally committed as revision 4448 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/mpegts.h

@@ -31,6 +31,9 @@
 #define PMT_TID   0x02 
 #define SDT_TID   0x42
 
+/* descriptor ids */
+#define DVB_SUBT_DESCID             0x59
+
 #define STREAM_TYPE_VIDEO_MPEG1     0x01
 #define STREAM_TYPE_VIDEO_MPEG2     0x02
 #define STREAM_TYPE_AUDIO_MPEG1     0x03
@@ -44,6 +47,8 @@
 #define STREAM_TYPE_AUDIO_AC3       0x81
 #define STREAM_TYPE_AUDIO_DTS       0x8a
 
+#define STREAM_TYPE_SUBTITLE_DVB    0x100
+
 unsigned int mpegts_crc32(const uint8_t *data, int len);
 extern AVOutputFormat mpegts_mux;