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/***************************************************************************
* Copyright (C) 2006 Paul Cifarelli <paul@cifarelli.net> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef _HXSPLAY_INCLUDED_
#define _HXSPLAY_INCLUDED_
#include "helix-sp.h"
class PlayerControl
{
public:
PlayerControl();
virtual ~PlayerControl();
int getError() const { return m_err; }
// init functions
void init(const char *corelibpath, const char *pluginslibpath, const char *codecspath, int numPlayers = 1);
void setOutputSink( HelixSimplePlayer::AUDIOAPI out );
void setDevice( const char *dev );
int initDirectSS();
void tearDown();
// player functions
int setURL(const char *url,
int playerIndex,
bool islocal = true);
bool done(int playerIndex);
void start(int playerIndex,
bool fadein = false,
unsigned long fadetime = 0);
void stop(int playerIndex = HelixSimplePlayer::ALL_PLAYERS);
void pause(int playerIndex);
void resume(int playerIndex);
void seek(unsigned long pos, int playerIndex);
unsigned long where(int playerIndex) const;
unsigned long duration(int playerIndex) const;
unsigned long getVolume();
void setVolume(unsigned long vol);
void dispatch();
void cleanUpStream(int playerIndex);
bool isPlaying(int playerIndex) const;
bool isLocal(int playerIndex) const;
int numPlayers() const { return nNumPlayers; }
// crossfade
void setFadeout(bool fadeout, unsigned long fadelength, int playerIndex);
// scope
void addScopeBuf(struct DelayQueue *item, int playerIndex);
DelayQueue *getScopeBuf(int playerIndex);
int getScopeCount(int playerIndex);
int peekScopeTime(unsigned long &t, int playerIndex);
void clearScopeQ(int playerIndex);
// equalizer
void enableEQ(bool enabled);
bool isEQenabled();
void updateEQgains();
// config stuff
int numPlugins() const;
int getPluginInfo(int index,
const char *&description,
const char *©right,
const char *&moreinfourl) const;
const MimeList *getMimeList() const;
int getMimeListLen() const;
virtual void play_finished(int /*playerIndex*/) {}
// stream meta data
HelixSimplePlayer::metaData *getMetaData(int playerIndex);
// need to simulate these
virtual void notifyUser(unsigned long/*code*/, const char */*moreinfo*/, const char */*moreinfourl*/) {}
virtual void interruptUser(unsigned long/*code*/, const char */*moreinfo*/, const char */*moreinfourl*/) {}
virtual int print2stdout(const char */*fmt*/, ...) { return 0; }
virtual int print2stderr(const char */*fmt*/, ...) { return 0; }
virtual void onContacting(const char */*host*/) {}
virtual void onBuffering(int /*percentage*/) {}
// children send functions
bool sendnotifyuser(unsigned long code, const char *moreinfo, const char *moreinfourl);
bool sendinterruptuser(unsigned long code, const char *moreinfo, const char *moreinfourl);
bool sendcontacting(const char *host);
bool sendbuffering(int percentage);
protected:
bool m_eq_enabled;
int m_preamp;
vector<int> m_equalizerGains;
private:
int m_err;
pid_t iamparent;
int m_index;
int nNumPlayers;
bool m_inited;
// not yet initd when these are set
HelixSimplePlayer::AUDIOAPI m_api;
char *m_device;
static const int NUM_SCOPEBUFS = 50;
struct playerChildren
{
int m_pipeA[2];
int m_pipeB[2];
pid_t m_pid;
bool isplaying;
bool islocal;
bool isready;
bool isdead;
HelixSimplePlayer::metaData *md;
int scopecount;
struct DelayQueue *scopebufhead;
struct DelayQueue *scopebuftail;
unsigned long *current_time;
unsigned long *duration;
DelayQueue *q;
int *m_current;
int *m_consumed;
} m_children[2];
unsigned long m_volume;
// supported mime type list
MimeList *mimehead;
int mimelistlen;
int m_numPlugins;
struct pluginInfo
{
char *description;
char *copyright;
char *moreinfourl;
} **m_pluginInfo;
// for sharing
struct stateStuff
{
unsigned long current_time;
unsigned long duration;
HelixSimplePlayer::metaData md;
//DelayQueue q[NUM_SCOPEBUFS];
//unsigned char b[NUM_SCOPEBUFS][65535];
int m_current;
int m_consumed;
} statestuff[2], *pmapped;
// msgs are a 1 byte code follows by a 4 byte sz. sz does NOT include the 5 bytes of this hdr
enum msgid
{
READY,
INIT,
SETURL,
START,
STOP,
PAUSE,
RESUME,
SEEK,
DONE,
SETVOLUME,
VOLUME,
OUTPUTSINK,
DEVICE,
SETFADE,
ENABLEEQ,
UPDATEETQGAINS,
SCOPEBUF,
SCOPECLEAR,
METADATAREQ,
METADATA,
PLUGINS,
MIMETYPES,
CONTACTING,
BUFFERING,
NOTIFYUSER,
INTERRUPTUSER,
TEARDOWN,
ERRORCODE
};
// utility functions
bool sendsetoutputsink();
bool sendsetdevice();
bool sendinit();
bool sendupdateeqgains();
static bool getmessage(int fd, msgid &m, unsigned char *buf, int &sz);
static bool sendmessage(int fd, msgid m, unsigned char *buf, int sz);
static bool sendrequest(int fd, msgid m) { return (sendmessage(fd, m, 0, 0)); }
static bool sendready(int fd) { return (sendrequest(fd, READY)); }
static bool sendsetURL(int fd, const char *url, bool islocal);
static bool sendstart(int fd, bool fadin, unsigned long fadetime);
static bool sendstop(int fd) { return (sendrequest(fd, STOP)); }
static bool sendpause(int fd) { return (sendrequest(fd, PAUSE)); }
static bool sendresume(int fd) { return (sendrequest(fd, RESUME)); }
static bool senddone(int fd) { return (sendrequest(fd, DONE)); }
static bool sendsetvolume(int fd, unsigned long volume);
static bool sendvolume(int fd, unsigned long volume);
static bool sendsetfade(int fd, bool fadeout, unsigned long fadelength);
static bool sendteardown(int fd) { return (sendrequest(fd, TEARDOWN)); }
static bool sendscopeclear(int fd) { return (sendrequest(fd, SCOPECLEAR)); }
static bool sendplugins(int fd, HelixSimplePlayer *player);
static bool sendmimetypes(int fd, HelixSimplePlayer *player);
static bool sendscopebuf(int fd, DelayQueue *item);
};
#endif
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