libtriple: implement working cPlayback class

no fast forward, no mpeg playback (yet ;)

libtriple/playback_td.h

@@ -0,0 +1,120 @@
+#ifndef __PLAYBACK_TD_H
+#define __PLAYBACK_TD_H
+
+#include <inttypes.h>
+#include <string>
+#include <vector>
+
+/* almost 256kB */
+#define INBUF_SIZE (1394 * 188)
+#define PESBUF_SIZE (128 * 1024)
+
+typedef enum {
+	PLAYMODE_TS = 0,
+	PLAYMODE_FILE,
+} playmode_t;
+
+typedef enum {
+	FILETYPE_UNKNOWN,
+	FILETYPE_TS,
+	FILETYPE_MPG,
+	FILETYPE_VDR
+} filetype_t;
+
+typedef enum {
+	STATE_STOP,
+	STATE_PLAY,
+	STATE_PAUSE,
+	STATE_FF,
+	STATE_REW,
+	STATE_INIT
+} playstate_t;
+
+typedef struct {
+	std::string Name;
+	off_t Size;
+} filelist_t;
+
+class cPlayback
+{
+	private:
+		uint8_t *inbuf;
+		ssize_t inbuf_pos;
+		ssize_t inbuf_sync;
+		uint8_t *pesbuf;
+		ssize_t pesbuf_pos;
+		ssize_t inbuf_read(void);
+		ssize_t read_ts(void);
+		ssize_t read_mpeg(void);
+
+		uint8_t cc[256];
+
+		int in_fd;
+
+		int video_type;
+		int playback_speed;
+		int mSpeed;
+		playmode_t playMode;
+		std::vector<filelist_t> filelist; /* for multi-file playback */
+
+		bool filelist_auto_add(void);
+		int mf_open(int fileno);
+		int mf_close(void);
+		off_t mf_lseek(off_t pos);
+		off_t mf_getsize(void);
+		int curr_fileno;
+		off_t curr_pos;
+		off_t last_size;
+		off_t bytes_per_second;
+
+		uint16_t vpid;
+		uint16_t apid;
+		bool ac3;
+		uint16_t apids[10];
+		unsigned short ac3flags[10];
+		std::string alang[10];
+		uint16_t numpida;
+
+		int64_t pts_start;
+		int64_t pts_end;
+		int64_t pts_curr;
+		int64_t get_pts(uint8_t *p, bool pes);
+
+		filetype_t filetype;
+		playstate_t playstate;
+
+		off_t seek_to_pts(int64_t pts);
+		off_t mp_seekSync(off_t pos);
+		int64_t get_PES_PTS(uint8_t *buf, int len, bool until_eof);
+
+		pthread_t thread;
+		bool thread_started;
+	public:
+		cPlayback(int num = 0);
+		~cPlayback();
+
+		void playthread();
+
+		bool Open(playmode_t PlayMode);
+		void Close(void);
+		bool Start(char *filename, unsigned short vpid, int vtype, unsigned short apid, bool ac3);
+		bool SetAPid(unsigned short pid, bool ac3);
+		bool SetSpeed(int speed);
+		bool GetSpeed(int &speed) const;
+		bool GetPosition(int &position, int &duration);	/* pos: current time in ms, dur: file length in ms */
+		bool SetPosition(int position, bool absolute = false);	/* position: jump in ms */
+		void FindAllPids(uint16_t *apids, unsigned short *ac3flags, uint16_t *numpida, std::string *language);
+#if 0
+		// Functions that are not used by movieplayer.cpp:
+		bool Stop(void);
+		bool GetOffset(off64_t &offset);
+		bool IsPlaying(void) const { return playing; }
+		bool IsEnabled(void) const { return enabled; }
+		void * GetHandle(void);
+		void * GetDmHandle(void);
+		int GetCurrPlaybackSpeed(void) const { return nPlaybackSpeed; }
+		void PlaybackNotify (int  Event, void *pData, void *pTag);
+		void DMNotify(int Event, void *pTsBuf, void *Tag);
+#endif
+};
+#endif