+
+ /* use count handling */
+ virtual void AddUse() = 0;
+ virtual void ReleaseUse() = 0;
+};
+
+ /* signed, so we can express deltas. */
+typedef long long pts_t;
+
+class iDVBPVRChannel: public iDVBChannel
+{
+public:
+ enum
+ {
+ state_eof = state_release + 1 /* end-of-file reached. */
+ };
+
+ /* FIXME: there are some very ugly buffer-end and ... related problems */
+ /* so this is VERY UGLY. */
+ virtual RESULT playFile(const char *file) = 0;
+
+ virtual RESULT getLength(pts_t &pts) = 0;
+
+ /* we explicitely ask for the decoding demux here because a channel
+ can be shared between multiple decoders.
+ Of couse skipping doesn't make much sense
+ then, but getCurrentPosition does. */
+ virtual RESULT getCurrentPosition(iDVBDemux *decoding_demux, pts_t &pos) = 0;
+ virtual RESULT seekTo(iDVBDemux *decoding_demux, int relative, pts_t &pts) = 0;
+ virtual RESULT seekToPosition(iDVBDemux *decoding_demux, const off_t &pts) = 0;