File: player-dvd.h

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vdr-plugin-dvd 0.3.6~b03+cvs20090426.0013-3
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/*
 * DVD Player plugin for VDR
 *
 * Copyright (C) 2001.2002 Andreas Schultz <aschultz@warp10.net>
 *
 * This code is distributed under the terms and conditions of the
 * GNU GENERAL PUBLIC LICENSE. See the file COPYING for details.
 *
 */

#ifndef __PLAYER_DVD_H
#define __PLAYER_DVD_H

#include <dvdnav/dvdnav.h>
#include <dvdnav/dvdnav_events.h>

#include <vdr/device.h>
#include <vdr/player.h>
#include <vdr/ringbuffer.h>
#include <vdr/thread.h>
#include <vdr/dvbspu.h>

#include "common-dvd.h"

class cDvdPlayer;

#include "dvdspu.h"
#include "ca52.h"

class IntegerListObject : public cListObject {
    private:
        int value;
    public:
        IntegerListObject() { value=0; }
        IntegerListObject( const IntegerListObject & v ) { value=v.value; }
        IntegerListObject( int i ) { value=i; }

        int getValue() const { return value; }
        void setValue(int v) { value=v; }

        virtual bool operator==(const cListObject & ListObject ) const
        { return value == ((IntegerListObject *)&ListObject)->value; }

        virtual bool operator<(const cListObject & ListObject ) /* const */
        { return value < ((IntegerListObject *)&ListObject)->value; }

        virtual bool operator>(const cListObject & ListObject ) const
        { return value > ((IntegerListObject *)&ListObject)->value; }

        operator int () const { return value; }
};

class cDvdPlayerControl ;
class cIframeAssembler;

class cDvdPlayer : public cPlayer, cThread {
 private:
    enum ePlayModes { pmPlay, pmPause, pmSlow, pmFast, pmStill };
    enum ePlayDirs { pdForward, pdBackward };
    enum ePacketType { pktNone=0, pktVideo=1, pktAudio=2, pktIFrame=4, pktSpu=8 };

    cDvdPlayerControl *controller;

    cSPUassembler SPUassembler;
    cSpuDecoder *SPUdecoder;
    A52decoder a52dec;
#ifdef NOT_YET
    cDTSdecoder dtsdec;
#endif

    int hsize;
    int vsize;
    int vaspect;

    cIframeAssembler *iframeAssembler;
    int IframeCnt;
    uint8_t * event_buf;

    cRingBufferFrame *ringBuffer;
    cFrame *rframe, *pframe;

    dvdnav_cell_change_event_t lastCellEventInfo ;
    uint32_t pgcCurrentBlockNum, pgcTotalBlockNum;
    int64_t pgcTotalTicks;
    int64_t pgcTicksPerBlock;
    bool UpdateBlockInfo(void);

    bool isInMenuDomain;
    bool isInFeature;
    int dvd_aspect;
    int dvd_scaleperm;
    void UpdateVTSInfo(void);

    bool skipPlayVideo;
    int fastWindFactor;
    uint32_t cntVidBlocksPlayed;
    uint32_t cntAudBlocksPlayed;

    int currentNavSubpStream;
    bool currentNavSubpStreamUsrLocked;
    bool changeNavSubpStreamOnceInSameCell;

    cList<IntegerListObject> navSubpStreamSeen;
    void clearSeenSubpStream(void);
    void setAllSubpStreams(void);
    int SearchSubpStream(int SubpStreamId) const;
    void notifySeenSubpStream( int navSubpStream );
    int  SetSubpStream(int id);
    bool GetCurrentNavSubpStreamUsrLocked(void) const ;
    void SetCurrentNavSubpStreamUsrLocked(bool lock) ;

    uint32_t stillTimer;
    dvdnav_t *nav;
    pci_t *current_pci;
    int prev_e_ptm;
    int ptm_offs;

    uint8_t stillFrame;
    uint8_t lastFrameType;
    uint64_t VideoPts;
    uint64_t stcPTS;
    uint64_t pktpts;
    uint64_t stcPTSAudio;
    uint64_t stcPTSLastAudio;
    uint64_t pktptsAudio;
    uint64_t pktptsLastAudio;

    uint64_t pictureNumber;
    bool     pictureFlip;

    int   currentNavAudioTrack;
    uint16_t currentNavAudioTrackLangCode;
    int   currentNavAudioTrackType; // aAC3, aDTS, aLPCM, aMPEG
    int   lastNavAudioTrackType; // aAC3, aDTS, aLPCM, aMPEG
    bool  currentNavAudioTrackUsrLocked;

    cList<IntegerListObject> navAudioTracksSeen;
    void clearSeenAudioTrack(void);
    void setAllAudioTracks(void);
    int notifySeenAudioTrack(int navAudioTrack);
    int SearchAudioStream(int AudioStreamId) const;
    bool SetCurrentNavAudioTrackType(int atype);

    static int Speeds[];
    bool running;
    bool active;
    ePlayModes playMode;
    ePlayDirs playDir;
    int trickSpeed;

    static const char * dummy_title;
    static const char * dummy_n_a;
    char * title_str;
    char * titleinfo_str;
    char * aspect_str;
    void SetTitleString( void ) ;
    void SetTitleInfoString( void );
    void SetAspectString( void );

    //player stuff
    void StillSkip(void);
    void TrickSpeed(int Increment);
    void Empty(bool emptyDeviceToo=true);
    void StripAudioPackets(uchar *b, int Length, uchar Except = 0x00);
    int Resume(void);
    bool Save(void);
    static bool BitStreamOutActive;
    static bool HasBitStreamOut;
    static bool SoftDeviceOutActive; // currently used to switch for xine
    static bool HasSoftDeviceOut;    // currently used to switch for xine

    //dvd stuff
    int currButtonN;
    void ClearButtonHighlight(void);
    void UpdateButtonHighlight(dvdnav_highlight_event_t *hlevt);
    void DoScaleMode(int &vaspect);
    cSpuDecoder::eScaleMode getSPUScaleMode();
    void SendIframe(bool doSend);

    int  playPacket(unsigned char *&cache_buf, bool trickMode, bool noAudio);
    void playSPU(int spuId, unsigned char *data, int datalen);

    uint16_t GetAudioTrackLanguageCode(int channel) const;
    int  GetAudioStreamNumbers(void) const ;
    uint16_t GetSubtitleLanguageCode(int Channel) const;
    int  GetSubtitleStreamNumbers(void) const ;
protected: //Player
    virtual void Activate(bool On);
    virtual void Action(void);
    void DeviceReset(void);
    void DeviceClear(void);
    void DevicePlay(void);

public:
    /**
     * returns the CurrentFrame and TotalFrame of the actual PGC !
     * the timebase is accurate (BlockNumber/Ticks), but the resulting
     * "frame" number is calculated using the magic number FRAMESPERSEC ;-)
     *
     * optional snap to the next IFrame (not functional now)
     */
    bool GetIndex(int &CurrentFrame, int &TotalFrame, bool SnapToIFrame);
    bool GetReplayMode(bool &Play, bool &Forward, int &Speed) ;
    void SetAudioTrack(eTrackType Type, const tTrackId *TrackId);

protected:
    void seenSpuPts(uint64_t pts);
    uint64_t time_ticks(void);
    uint64_t delay_ticks(uint64_t ticks);
public:

    static const int MaxAudioTracks;
    static const int AudioTrackMask;
    static const int AC3AudioTrackMask;
    static const int MaxSubpStreams;
    static const int SubpStreamMask;

    cDvdPlayer(void);
    virtual ~cDvdPlayer();
    bool Active(void) const { return active ; }
    bool DVDActiveAndRunning(void) const { return active && nav != NULL && running; }
    bool DVDRemoveable(void) const { return !active && !running; }
    void GetAudioLanguageStr(const char **AudioLanguageStr) const ;
    void GetSubtitleLanguageStr( const char **SubtitleLanguageStr ) const ;

    // -- control stuff --
    void setController (cDvdPlayerControl *ctrl );
    bool IsDvdNavigationForced() const ;
    void DrawSPU();
    void HideSPU();
    void EmptySPU();

    void Pause(void);
    void Play(void);
    void Stop(void);
    void Forward(void);
    void Backward(void);

    /**
     * these getter returns a new allocated memory area ..
     * must be freed by callee ..
     */
    char *GetTitleString(void) const ;
    char *GetTitleInfoString(void) const ;
    char *GetAspectString(void) const ;

    int GetProgramNumber(void) const ;
    int GetCellNumber(void) const ;

    /**
     * returns the PG (e.g. chapter) lenght in ticks
     *
     * 90000 ticks are 1 second, acording to MPEG !
     */
    int64_t GetPGLengthInTicks(void) ;

    /**
     * returns the PGC (e.g. whole title) lenght in ticks
     *
     * 90000 ticks are 1 second, acording to MPEG !
     */
    int64_t GetPGCLengthInTicks(void) ;

    /**
     * returns the Ticks and TotalTicks according to the given
     * BlockNum, TotalBlockNum of the actual PGC !
     *
     * the TotalBlockNum of the actual PGC is fetched !
     *
     * 90000 ticks are 1 second, acording to MPEG !
     */
    void BlocksToPGCTicks(uint32_t BlockNum, int64_t &Ticks, int64_t &TotalTicks) ;

    /**
     * returns the CurrentBlockNum and TotalBlockNum according to the given
     * Ticks, TotalTicks of the actual PGC !
     *
     * the TotalTicks of the actual PGC is fetched !
     *
     * 90000 ticks are 1 second, acording to MPEG !
     */
    void PGCTicksToBlocks(int64_t Ticks, uint32_t &BlockNum, uint32_t &TotalBlockNum) ;

    bool GetPositionInSec(int64_t &CurrentSec, int64_t &TotalSec) ;
    bool GetPositionInTicks(int64_t &CurrentTicks, int64_t &TotalTicks) ;

    int  getWidth()  const { return hsize; }
    int  getHeight() const { return vsize; }
    int  getAspect() const { return vaspect; }

    /**
     * we assume FRAMESPERSEC !
     */
    int  SkipFrames(int Frames);
    void SkipSeconds(int Seconds);

    /**
     * set the position of the actual PGC to the given Seconds
     */
    void Goto(int Seconds, bool Still = false);

    int GotoAngle(int Angle);

    /**
     * jump to the next Angle (rotate)
     */
    void NextAngle(void);

    /**
     * jump to the next Title (rotate)
     */
    void NextTitle(void);

    /**
     * goto to the Title
     *
     * return set title ..
     */
    int GotoTitle(int Title);

    /**
     * jump to the previous Title (rotate)
     */
    void PreviousTitle(void);

    /**
     * goto to the Part
     *
     * return set Part ..
     */
    int GotoPart(int Part);

    /**
     * jump to the next Part (rotate)
     */
    void NextPart(void);

    /**
     * jump to the previous Part (rotate)
     */
    void PreviousPart(void);

    /**
     * jump to the next PG
     */
    void NextPG(void);

    /**
     * jump to the previous PG
     */
    void PreviousPG(void);

    int  GetCurrentNavSubpStream(void) const ;
    int  GetCurrentNavSubpStreamIdx(void) const ;
    int  NextSubpStream();

    bool GetCurrentNavAudioTrackUsrLocked(void) const ;
    void SetCurrentNavAudioTrackUsrLocked(bool lock);
    int  GetCurrentNavAudioTrack(void) const ;
    int  GetCurrentNavAudioTrackIdx(void) const ;
    int  GetCurrentNavAudioTrackType(void) const ; // aAC3, aDTS, aLPCM, aMPEG


    void selectUpButton(void);
    void selectDownButton(void);
    void selectLeftButton(void);
    void selectRightButton(void);
    void activateButton(void);

    int callRootMenu(void);
    int callTitleMenu(void);
    int callSubpMenu(void);
    int callAudioMenu(void);

    bool IsInMenuDomain() const;
    bool IsInStillFrame() const ;
    bool IsInMenuDomainOrStillFrame() const ;

    // -- callbacks --
    void seenAPTS(uint64_t pts);
    void seenVPTS(uint64_t pts);

    int cbPlayVideo(uchar *Data, int Length);
    int cbPlayAudio(uchar *Data, int Length);

    /**
     * 90000 ticks are 1 second, acording to MPEG !
     */
    static const char *PTSTicksToHMSm(int64_t ticks, bool WithMS=false);

    static int64_t PTSTicksToMilliSec(int64_t ticks)
    { return ticks / 90L; }

    static int64_t PTSTicksToSec(int64_t ticks)
    { return ticks / 90000L; }

};

#define CIF_MAXSIZE  512

// --- cDvdPlayer ---------------------------------------------------

inline bool cDvdPlayer::IsInMenuDomain() const
{
//    return isInMenuDomain;
    return (current_pci && current_pci->hli.hl_gi.hli_ss);
}

inline bool cDvdPlayer::IsInStillFrame() const
{
    return stillFrame!=0;
}

inline bool cDvdPlayer::IsInMenuDomainOrStillFrame() const
{
    return IsInStillFrame()||IsInMenuDomain();
}

inline int cDvdPlayer::cbPlayVideo(uchar *Data, int Length)
{
    if (ringBuffer) {
        cFrame *cbFrame = new cFrame(Data, Length, ftVideo);
        if(cbFrame && !ringBuffer->Put(cbFrame))
            DELETENULL(cbFrame);
    }
    return Length;
}

inline int cDvdPlayer::cbPlayAudio(uchar *Data, int Length)
{
    if (ringBuffer) {
        cFrame *cbFrame = new cFrame(Data, Length, ftDolby);
        if(cbFrame && !ringBuffer->Put(cbFrame))
            DELETENULL(cbFrame);
    }
    return Length;
}

// --- navigation stuff ---

inline void cDvdPlayer::selectUpButton(void)
{
    DEBUGDVD("selectUpButton\n");
    if (nav && current_pci) {
        dvdnav_upper_button_select(nav, current_pci);
    }
}

inline void cDvdPlayer::selectDownButton(void)
{
    DEBUGDVD("selectDownButton\n");
    if (nav && current_pci) {
        dvdnav_lower_button_select(nav, current_pci);
    }
}

inline void cDvdPlayer::selectLeftButton(void)
{
    DEBUGDVD("selectLeftButton\n");
    if (nav && current_pci) {
        dvdnav_left_button_select(nav, current_pci);
    }
}

inline void cDvdPlayer::selectRightButton(void)
{
    DEBUGDVD("selectRightButton\n");
    if (nav && current_pci) {
        dvdnav_right_button_select(nav, current_pci);
    }
}

#endif //__PLAYER_DVD_H