New pocket Tunes CD driver (MP3/Ogg)

svn-id: r15033

backends/PalmOS/Src/cd_pockettunes.cpp

@@ -0,0 +1,225 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2001  Ludvig Strigeus
+ * Copyright (C) 2001-2004 The ScummVM project
+ *
+ * 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.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * $Header$
+ *
+ */
+#include "stdafx.h"
+#include "common/system.h"
+#include "common/config-manager.h"
+
+#include "cd_pockettunes.h"
+
+PckTunesCDPlayer::PckTunesCDPlayer(OSystem *sys) {
+	_sys = sys;
+	StrCopy(gameP, ConfMan.getActiveDomain().c_str());
+}
+
+bool PckTunesCDPlayer::init() {
+	PocketTunesStart();
+	_isInitialized = PocketTunesIsRunning();
+	_isPlaying = false;
+	return _isInitialized;
+}
+
+void PckTunesCDPlayer::release() {
+	// self delete
+	PocketTunesStop();
+	delete this;
+}
+
+UInt32 PckTunesCDPlayer::getStatus() {
+	if (!_isPlaying)
+		return kPtunesStopped;
+
+	EventType e;
+	UInt32 status;
+	
+	PocketTunesAction *pAction = (PocketTunesAction*)MemPtrNew (sizeof(PocketTunesAction));
+	if (!pAction)
+		return kPtunesStopped;
+
+	pAction->action = kPocketTunesActionGetStatus;
+	EvtGetEvent(&e, evtNoWait);
+	if (PocketTunesCallSynch(pAction) == errNone)
+		status = pAction->data.getStatusAction.status;
+	else
+		status = kPtunesStopped;
+	
+	MemPtrFree(pAction);
+	return status;	
+}
+
+UInt32 PckTunesCDPlayer::getPosition(UInt32 deflt) {
+	if (!_isPlaying)
+		return deflt;
+
+	EventType e;
+	UInt32 value;
+
+	PocketTunesAction *pAction = (PocketTunesAction*)MemPtrNew (sizeof(PocketTunesAction));
+	if (!pAction)
+		return deflt;
+
+	pAction->action = kPocketTunesActionGetValue;
+	pAction->data.getValueAction.which = kPtunesValueSongPosition;
+	
+	EvtGetEvent(&e, evtNoWait);
+	if (PocketTunesCallSynch(pAction) == errNone)
+		value = pAction->data.getValueAction.value;
+	else
+		value = deflt;
+
+	MemPtrFree(pAction);
+	return value;
+}
+
+void PckTunesCDPlayer::setPosition(UInt32 value) {
+	if (!_isPlaying)
+		return;
+
+	EventType e;
+	PocketTunesAction *pAction = AllocateAsynchronousActionStruct();
+	if (!pAction)
+		return;
+
+	pAction->action = kPocketTunesActionSetValue;
+	pAction->data.getValueAction.which = kPtunesValueSongPosition;
+	pAction->data.getValueAction.value = value;
+
+	EvtGetEvent(&e, evtNoWait);
+	PocketTunesCall(pAction);
+}
+
+UInt32 PckTunesCDPlayer::getDuration() {
+	if (!_isPlaying)
+		return gVars->CD.defaultTrackLength;
+
+	EventType e;
+	UInt32 value;
+	
+	PocketTunesAction *pAction = (PocketTunesAction*)MemPtrNew (sizeof(PocketTunesAction));
+	if (!pAction)
+		return gVars->CD.defaultTrackLength;
+
+	pAction->action = kPocketTunesActionGetValue;
+	pAction->data.getValueAction.which = kPtunesValueSongDuration;
+	
+	EvtGetEvent(&e, evtNoWait);
+	if (PocketTunesCallSynch(pAction) == errNone)
+		value = pAction->data.getValueAction.value;
+	else
+		value = gVars->CD.defaultTrackLength;
+	
+	MemPtrFree(pAction);
+	return value;	
+}
+
+bool PckTunesCDPlayer::poll() {
+	return (_pckLoops != 0 && (getPosition(_pckTrackEndFrame) < _pckTrackEndFrame || getStatus() != kPtunesStopped));
+}
+
+void PckTunesCDPlayer::update() {
+
+	// stop replay upon request of stop_cdrom()
+	if (_pckStopTime != 0 && _sys->get_msecs() >= _pckStopTime) {
+		PocketTunesStop();
+		_pckLoops = 0;
+		_pckStopTime = 0;
+		_pckTrackEndFrame = 0;
+		return;
+	}
+
+	// not fully played
+//	if (_sys->get_msecs() < _pckTrackEndFrame)
+//		return;
+	if (getPosition(_pckTrackEndFrame) < _pckTrackEndFrame)
+		return;
+
+	PocketTunesStop();
+
+	if (_pckLoops == 0)
+		return;
+
+	// loop again ?
+	if (_pckLoops > 0)
+		_pckLoops--;
+
+	// loop if needed
+	if (_pckLoops != 0 && _isPlaying) {
+		PocketTunesPlay();
+
+		if (_pckTrackStartFrame == 0 && _pckTrackDuration == 0) {
+			setPosition(0);
+		} else {
+			setPosition(_pckTrackStartFrame);
+		}
+//		_pckTrackEndFrame = _pckTrackStartFrame + _pckTrackDuration;
+	}
+}
+
+void PckTunesCDPlayer::stop() {	/* Stop CD Audio in 1/10th of a second */
+	_pckStopTime = _sys->get_msecs() + 100;
+	_pckLoops = 0;
+	return;
+}
+
+void PckTunesCDPlayer::play(int track, int num_loops, int start_frame, int duration) {
+	if (!num_loops && !start_frame)
+		return;
+
+	EventType e;
+	Char nameP[256], fileP[100];
+	Char *ext[]	= { "mp3", "ogg" };
+	
+//	if (duration > 0)
+//		duration += 5;
+
+	_pckTrack = track;
+	_pckLoops = num_loops;
+	_pckTrackStartFrame = TO_MSECS(start_frame);
+	_pckTrackDuration = TO_MSECS(duration);
+
+	// stop current play if any
+	VFSVolumeGetLabel(gVars->volRefNum, nameP, 256);
+	
+	StrPrintF(fileP, "/Palm/Programs/ScummVM/Audio/%s_%03ld.%s", gameP, (track + gVars->CD.firstTrack - 1), ext[gVars->CD.format]);
+	
+	if (PocketTunesOpenFile(nameP, fileP, 0) == errNone) {
+		EvtGetEvent(&e, evtNoWait);
+		PocketTunesPauseIfPlaying();
+		_isPlaying = true;
+
+		if (_pckTrackStartFrame == 0 && _pckTrackDuration == 0) {
+			_pckTrackDuration = getDuration();
+		} else {
+			setPosition(_pckTrackStartFrame);
+			if (_pckTrackDuration == 0)
+				_pckTrackDuration = getDuration() - _pckTrackStartFrame;
+		}
+
+		PocketTunesPlay();
+
+	} else {
+		_isPlaying = false;
+		_pckTrackDuration = gVars->CD.defaultTrackLength * 1000;
+	}
+
+	_pckStopTime = 0;
+	_pckTrackEndFrame = _pckTrackStartFrame + _pckTrackDuration;
+}

backends/PalmOS/Src/cd_pockettunes.h

@@ -0,0 +1,57 @@
+/* ScummVM - Scumm Interpreter
+ * Copyright (C) 2001  Ludvig Strigeus
+ * Copyright (C) 2001-2004 The ScummVM project
+ *
+ * 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.
+
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * $Header$
+ *
+ */
+ 
+ #ifndef CD_POCKETTUNES_H
+ #define CD_POCKETTUNES_H
+ 
+ #include "cdaudio.h"
+ #include "pockettunes.h"
+ 
+ class PckTunesCDPlayer : public CDAudio {
+ public:
+ 	PckTunesCDPlayer(OSystem *sys);
+
+ 	bool init();
+ 	void release();
+ 	
+ 	bool poll();
+ 	void update();
+ 	void play(int track, int num_loops, int start_frame, int duration);
+ 	void stop();
+ 	
+ private:
+ 	OSystem *_sys;
+ 	Char gameP[15];
+ 	
+ 	UInt32 getStatus();
+ 	void setPosition(UInt32 value);
+ 	UInt32 getDuration();
+ 	UInt32 getPosition(UInt32 deft);
+ 	
+ 	Boolean _isPlaying;
+ 	// cdrom
+	UInt16 _pckLoops, _pckTrack;
+	UInt32 _pckTrackStartFrame, _pckTrackEndFrame;
+	UInt32 _pckStopTime, _pckTrackDuration;
+ };
+ 
+ #endif