author | Eckhart Koeppen <eckhart.koppen@nokia.com> |
Thu, 08 Apr 2010 14:19:33 +0300 | |
branch | RCL_3 |
changeset 8 | 3f74d0d4af4c |
parent 4 | 3b1da2848fc7 |
permissions | -rw-r--r-- |
0 | 1 |
/**************************************************************************** |
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** |
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3b1da2848fc7
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
0
diff
changeset
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (qt-info@nokia.com) |
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** |
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** This file is part of the QtGui module of the Qt Toolkit. |
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** |
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** $QT_BEGIN_LICENSE:LGPL$ |
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** No Commercial Usage |
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** This file contains pre-release code and may not be distributed. |
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** You may use this file in accordance with the terms and conditions |
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** contained in the Technology Preview License Agreement accompanying |
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** this package. |
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** |
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** GNU Lesser General Public License Usage |
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** Alternatively, this file may be used under the terms of the GNU Lesser |
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** General Public License version 2.1 as published by the Free Software |
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** Foundation and appearing in the file LICENSE.LGPL included in the |
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** packaging of this file. Please review the following information to |
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** ensure the GNU Lesser General Public License version 2.1 requirements |
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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** |
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at qt-info@nokia.com. |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** $QT_END_LICENSE$ |
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** |
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****************************************************************************/ |
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#include "qsoundqss_qws.h" |
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||
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#ifndef QT_NO_SOUND |
|
45 |
#include <qbytearray.h> |
|
46 |
#include <qlist.h> |
|
47 |
#include <qsocketnotifier.h> |
|
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#include <qfile.h> |
|
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#include <qfileinfo.h> |
|
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#include <qstringlist.h> |
|
51 |
#include <qevent.h> |
|
52 |
#include <qalgorithms.h> |
|
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#include <qtimer.h> |
|
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#include <qpointer.h> |
|
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#include <qendian.h> |
|
56 |
#include <private/qcore_unix_p.h> // overrides QT_OPEN |
|
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||
58 |
#include <unistd.h> |
|
59 |
#include <stdlib.h> |
|
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#include <fcntl.h> |
|
61 |
#include <errno.h> |
|
62 |
#include <time.h> |
|
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#include <sys/types.h> |
|
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#include <sys/stat.h> |
|
65 |
#include <sys/ioctl.h> |
|
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#include <sys/soundcard.h> |
|
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||
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#include <qdebug.h> |
|
69 |
||
70 |
#include <qvfbhdr.h> |
|
71 |
||
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extern int errno; |
|
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||
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QT_BEGIN_NAMESPACE |
|
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||
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#define QT_QWS_SOUND_16BIT 1 // or 0, or undefined for always 0 |
|
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#define QT_QWS_SOUND_STEREO 1 // or 0, or undefined for always 0 |
|
78 |
||
79 |
// Zaurus SL5000D doesn't seem to return any error if setting to 44000 and it fails, |
|
80 |
// however 44100 works, 44100 is more common that 44000. |
|
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static int sound_speed = 44100; |
|
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#ifndef QT_NO_QWS_SOUNDSERVER |
|
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extern int qws_display_id; |
|
84 |
#endif |
|
85 |
||
86 |
static char *zeroMem = 0; |
|
87 |
||
88 |
struct QRiffChunk { |
|
89 |
char id[4]; |
|
90 |
quint32 size; |
|
91 |
char data[4/*size*/]; |
|
92 |
}; |
|
93 |
||
94 |
#if defined(QT_QWS_IPAQ) |
|
95 |
static const int sound_fragment_size = 12; |
|
96 |
#else |
|
97 |
static const int sound_fragment_size = 12; |
|
98 |
#endif |
|
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static const int sound_buffer_size = 1 << sound_fragment_size; |
|
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// nb. there will be an sound startup delay of |
|
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// 2^sound_fragment_size / sound_speed seconds. |
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// (eg. sound_fragment_size==12, sound_speed==44000 means 0.093s delay) |
|
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||
104 |
#ifdef QT_QWS_SOUND_STEREO |
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static int sound_stereo=QT_QWS_SOUND_STEREO; |
|
106 |
#else |
|
107 |
static const int sound_stereo=0; |
|
108 |
#endif |
|
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#ifdef QT_QWS_SOUND_16BIT |
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static bool sound_16bit=QT_QWS_SOUND_16BIT; |
|
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#else |
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static const bool sound_16bit=false; |
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#endif |
|
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||
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#ifndef QT_NO_QWS_SOUNDSERVER |
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class QWSSoundServerClient : public QObject { |
|
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Q_OBJECT |
|
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||
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public: |
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QWSSoundServerClient(QWS_SOCK_BASE *s, QObject* parent); |
|
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~QWSSoundServerClient(); |
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||
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public slots: |
|
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void sendSoundCompleted(int, int); |
|
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void sendDeviceReady(int, int); |
|
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void sendDeviceError(int, int, int); |
|
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||
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signals: |
|
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void play(int, int, const QString&); |
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void play(int, int, const QString&, int, int); |
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void playRaw(int, int, const QString&, int, int, int, int); |
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||
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void pause(int, int); |
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void stop(int, int); |
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void resume(int, int); |
|
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void setVolume(int, int, int, int); |
|
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void setMute(int, int, bool); |
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138 |
||
139 |
void stopAll(int); |
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140 |
||
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void playPriorityOnly(bool); |
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||
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void setSilent( bool ); |
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||
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private slots: |
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void tryReadCommand(); |
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||
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private: |
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void sendClientMessage(QString msg); |
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int mCurrentID; |
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int left, right; |
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bool priExist; |
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static int lastId; |
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static int nextId() { return ++lastId; } |
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QPointer<QWS_SOCK_BASE> socket; |
|
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}; |
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int QWSSoundServerClient::lastId = 0; |
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QWSSoundServerClient::QWSSoundServerClient(QWS_SOCK_BASE *s, QObject* parent) : |
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QObject( parent ) |
|
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{ |
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socket = s; |
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priExist = false; |
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mCurrentID = nextId(); |
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connect(socket,SIGNAL(readyRead()), |
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this,SLOT(tryReadCommand())); |
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connect(socket, SIGNAL(disconnected()), this, SLOT(deleteLater())); |
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} |
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||
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QWSSoundServerClient::~QWSSoundServerClient() |
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{ |
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if (priExist) |
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playPriorityOnly(false); |
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emit stopAll(mCurrentID); |
|
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if (socket) |
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socket->deleteLater(); |
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} |
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179 |
||
180 |
static QString getStringTok(QString &in) |
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{ |
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int pos = in.indexOf(QLatin1Char(' ')); |
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183 |
QString ret; |
|
184 |
if (pos > 0) { |
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ret = in.left(pos); |
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in = in.mid(pos+1); |
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187 |
} else { |
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ret = in; |
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in = QString::null; |
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190 |
} |
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return ret; |
|
192 |
} |
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193 |
||
194 |
static int getNumTok(QString &in) |
|
195 |
{ |
|
196 |
return getStringTok(in).toInt(); |
|
197 |
} |
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198 |
||
199 |
void QWSSoundServerClient::tryReadCommand() |
|
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{ |
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while ( socket->canReadLine() ) { |
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QString l = QString::fromAscii(socket->readLine()); |
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l.truncate(l.length()-1); // chomp |
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QString functionName = getStringTok(l); |
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int soundid = getNumTok(l); |
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if (functionName == QLatin1String("PLAY")) { |
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emit play(mCurrentID, soundid, l); |
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208 |
} else if (functionName == QLatin1String("PLAYEXTEND")) { |
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int volume = getNumTok(l); |
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int flags = getNumTok(l); |
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emit play(mCurrentID, soundid, l, volume, flags); |
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} else if (functionName == QLatin1String("PLAYRAW")) { |
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int chs = getNumTok(l); |
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int freq = getNumTok(l); |
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int bitspersample = getNumTok(l); |
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int flags = getNumTok(l); |
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emit playRaw(mCurrentID, soundid, l, freq, chs, bitspersample, flags); |
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} else if (functionName == QLatin1String("PAUSE")) { |
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emit pause(mCurrentID, soundid); |
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} else if (functionName == QLatin1String("STOP")) { |
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emit stop(mCurrentID, soundid); |
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} else if (functionName == QLatin1String("RESUME")) { |
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emit resume(mCurrentID, soundid); |
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} else if (functionName == QLatin1String("SETVOLUME")) { |
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int left = getNumTok(l); |
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int right = getNumTok(l); |
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emit setVolume(mCurrentID, soundid, left, right); |
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} else if (functionName == QLatin1String("MUTE")) { |
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emit setMute(mCurrentID, soundid, true); |
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} else if (functionName == QLatin1String("UNMUTE")) { |
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emit setMute(mCurrentID, soundid, false); |
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} else if (functionName == QLatin1String("PRIORITYONLY")) { |
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bool sPri = soundid != 0; |
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if (sPri != priExist) { |
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priExist = sPri; |
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emit playPriorityOnly(sPri); |
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} |
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} else if(functionName == QLatin1String("SILENT")) { |
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emit setSilent( soundid != 0 ); |
|
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} |
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} |
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} |
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||
244 |
void QWSSoundServerClient::sendClientMessage(QString msg) |
|
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{ |
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#ifndef QT_NO_TEXTCODEC |
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QByteArray u = msg.toUtf8(); |
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248 |
#else |
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249 |
QByteArray u = msg.toLatin1(); |
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#endif |
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socket->write(u.data(), u.length()); |
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socket->flush(); |
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} |
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||
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void QWSSoundServerClient::sendSoundCompleted(int gid, int sid) |
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{ |
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if (gid == mCurrentID) |
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sendClientMessage(QLatin1String("SOUNDCOMPLETED ") |
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+ QString::number(sid) + QLatin1Char('\n')); |
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} |
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||
262 |
void QWSSoundServerClient::sendDeviceReady(int gid, int sid) |
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{ |
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if (gid == mCurrentID) |
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sendClientMessage(QLatin1String("DEVICEREADY ") |
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+ QString::number(sid) + QLatin1Char('\n')); |
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} |
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||
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void QWSSoundServerClient::sendDeviceError(int gid, int sid, int err) |
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{ |
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if (gid == mCurrentID) |
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sendClientMessage(QLatin1String("DEVICEERROR ") |
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+ QString::number(sid) + QLatin1Char(' ') |
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+ QString::number(err) + QLatin1Char('\n')); |
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} |
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#endif |
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||
278 |
static const int maxVolume = 100; |
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static const int runinLength = 2*sound_buffer_size; |
|
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class QWSSoundServerProvider { |
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public: |
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QWSSoundServerProvider(int w, int s) |
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: mWid(w), mSid(s), mMuted(false) |
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{ |
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285 |
leftVolume = maxVolume>>1; |
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rightVolume = maxVolume>>1; |
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isPriority = false; |
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samples_due = 0; |
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max1 = max2 = out = 0;//= sound_buffer_size; |
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data = data1; |
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max = &max1; |
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sampleRunin = 0; |
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dev = -1; |
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} |
|
295 |
||
296 |
virtual ~QWSSoundServerProvider() { |
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297 |
} |
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298 |
||
299 |
int groupId() const { return mWid; } |
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300 |
int soundId() const { return mSid; } |
|
301 |
||
302 |
void startSampleRunin() { |
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303 |
// inteded to provide even audio return from mute/pause/dead samples. |
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304 |
//sampleRunin = runinLength; // or more? |
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305 |
} |
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306 |
||
307 |
||
308 |
void setVolume(int lv, int rv) { |
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309 |
leftVolume = qMin(maxVolume, qMax(0, lv)); |
|
310 |
rightVolume = qMin(maxVolume, qMax(0, rv)); |
|
311 |
} |
|
312 |
||
313 |
void setMute(bool m) { mMuted = m; } |
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314 |
bool muted() { return mMuted; } |
|
315 |
||
316 |
void setPriority(bool p) { |
|
317 |
if (p != isPriority) { |
|
318 |
isPriority = p; // currently meaningless. |
|
319 |
} |
|
320 |
} |
|
321 |
||
322 |
||
323 |
static void setPlayPriorityOnly(bool p) |
|
324 |
{ |
|
325 |
if (p) |
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priorityExists++; |
|
327 |
else |
|
328 |
priorityExists--; |
|
329 |
||
330 |
if (priorityExists < 0) |
|
331 |
qDebug("QSS: got more priority offs than ons"); |
|
332 |
} |
|
333 |
||
334 |
// return -1 for file broken, give up. |
|
335 |
// else return sampels ready for playing. |
|
336 |
// argument is max samples server is looking for, |
|
337 |
// in terms of current device status. |
|
338 |
virtual int readySamples(int) = 0; |
|
339 |
||
340 |
int getSample(int off, int bps) { |
|
341 |
||
342 |
// |
|
343 |
// 16-bit audio data is converted to native endian so that it can be scaled |
|
344 |
// Yes, this is ugly on a BigEndian machine |
|
345 |
// Perhaps it shouldn't be scaled at all |
|
346 |
// |
|
347 |
return (bps == 1) ? (data[out+off] - 128) * 128 : qToLittleEndian(((short*)data)[(out/2)+off]); |
|
348 |
} |
|
349 |
||
350 |
int add(int* mixl, int* mixr, int count) |
|
351 |
{ |
|
352 |
int bytesPerSample = chunkdata.wBitsPerSample >> 3; |
|
353 |
||
354 |
if ( mMuted ) { |
|
355 |
sampleRunin -= qMin(sampleRunin,count); |
|
356 |
while (count && (dev != -1)) { |
|
357 |
if (out >= *max) { |
|
358 |
// switch buffers |
|
359 |
out = 0; |
|
360 |
if (data == data1 && max2 != 0) { |
|
361 |
data = data2; |
|
362 |
max = &max2; |
|
363 |
max1 = 0; |
|
364 |
} else if (data == data2 && max1 != 0) { |
|
365 |
data = data1; |
|
366 |
max = &max1; |
|
367 |
max2 = 0; |
|
368 |
} else { |
|
369 |
qDebug("QSS Read Error: both buffers empty"); |
|
370 |
return 0; |
|
371 |
} |
|
372 |
} |
|
373 |
samples_due += sound_speed; |
|
374 |
while (count && samples_due >= chunkdata.samplesPerSec) { |
|
375 |
samples_due -= chunkdata.samplesPerSec; |
|
376 |
count--; |
|
377 |
} |
|
378 |
out += bytesPerSample * chunkdata.channels; |
|
379 |
} |
|
380 |
return count; |
|
381 |
} |
|
382 |
||
383 |
// This shouldn't be the case |
|
384 |
if ( !mixl || !mixr ) |
|
385 |
return 0; |
|
386 |
||
387 |
int lVolNum = leftVolume, lVolDen = maxVolume; |
|
388 |
int rVolNum = rightVolume, rVolDen = maxVolume; |
|
389 |
if (priorityExists > 0 && !isPriority) { |
|
390 |
lVolNum = 0; // later, make this gradually fade in and out. |
|
391 |
lVolDen = 5; |
|
392 |
rVolNum = 0; |
|
393 |
rVolDen = 5; |
|
394 |
} |
|
395 |
||
396 |
while (count && (dev != -1)) { |
|
397 |
if (out >= *max) { |
|
398 |
// switch buffers |
|
399 |
out = 0; |
|
400 |
if (data == data1 && max2 != 0) { |
|
401 |
data = data2; |
|
402 |
max = &max2; |
|
403 |
max1 = 0; |
|
404 |
} else if (data == data2 && max1 != 0) { |
|
405 |
data = data1; |
|
406 |
max = &max1; |
|
407 |
max2 = 0; |
|
408 |
} else { |
|
409 |
qDebug("QSS Read Error: both buffers empty"); |
|
410 |
return 0; |
|
411 |
} |
|
412 |
} |
|
413 |
samples_due += sound_speed; |
|
414 |
if (count && samples_due >= chunkdata.samplesPerSec) { |
|
415 |
int l = getSample(0,bytesPerSample)*lVolNum/lVolDen; |
|
416 |
int r = (chunkdata.channels == 2) ? getSample(1,bytesPerSample)*rVolNum/rVolDen : l; |
|
417 |
if (!sound_stereo && chunkdata.channels == 2) |
|
418 |
l += r; |
|
419 |
if (sampleRunin) { |
|
420 |
while (sampleRunin && count && samples_due >= chunkdata.samplesPerSec) { |
|
421 |
mixl++; |
|
422 |
if (sound_stereo) |
|
423 |
mixr++; |
|
424 |
samples_due -= chunkdata.samplesPerSec; |
|
425 |
sampleRunin--; |
|
426 |
count--; |
|
427 |
} |
|
428 |
} |
|
429 |
while (count && samples_due >= chunkdata.samplesPerSec) { |
|
430 |
*mixl++ += l; |
|
431 |
if (sound_stereo) |
|
432 |
*mixr++ += r; |
|
433 |
samples_due -= chunkdata.samplesPerSec; |
|
434 |
count--; |
|
435 |
} |
|
436 |
} |
|
437 |
||
438 |
// optimize out manipulation of sample if downsampling and we skip it |
|
439 |
out += bytesPerSample * chunkdata.channels; |
|
440 |
} |
|
441 |
||
442 |
return count; |
|
443 |
} |
|
444 |
||
445 |
virtual bool finished() const = 0; |
|
446 |
||
447 |
bool equal(int wid, int sid) |
|
448 |
{ |
|
449 |
return (wid == mWid && sid == mSid); |
|
450 |
} |
|
451 |
||
452 |
protected: |
|
453 |
||
454 |
char * prepareBuffer( int &size) |
|
455 |
{ |
|
456 |
// keep reading as long as there is 50 % or more room in off buffer. |
|
457 |
if (data == data1 && (max2<<1 < sound_buffer_size)) { |
|
458 |
size=sound_buffer_size - max2; |
|
459 |
return (char *)data2; |
|
460 |
} else if (data == data2 && (max1<<1 < sound_buffer_size)) { |
|
461 |
size=sound_buffer_size - max1; |
|
462 |
return (char *)data1; |
|
463 |
} else { |
|
464 |
size = 0; |
|
465 |
return 0; |
|
466 |
} |
|
467 |
} |
|
468 |
||
469 |
void updateBuffer(int read) |
|
470 |
{ |
|
471 |
// always reads to off buffer. |
|
472 |
if (read >= 0) { |
|
473 |
if (data == data2) { |
|
474 |
max1 = read; |
|
475 |
} else { |
|
476 |
max2 = read; |
|
477 |
} |
|
478 |
} |
|
479 |
} |
|
480 |
||
481 |
int devSamples() |
|
482 |
{ |
|
483 |
int possible = (((max1+max2-out) / ((chunkdata.wBitsPerSample>>3)*chunkdata.channels)) |
|
484 |
*sound_speed)/chunkdata.samplesPerSec; |
|
485 |
||
486 |
return possible; |
|
487 |
} |
|
488 |
||
489 |
||
490 |
struct { |
|
491 |
qint16 formatTag; |
|
492 |
qint16 channels; |
|
493 |
qint32 samplesPerSec; |
|
494 |
qint32 avgBytesPerSec; |
|
495 |
qint16 blockAlign; |
|
496 |
qint16 wBitsPerSample; |
|
497 |
} chunkdata; |
|
498 |
int dev; |
|
499 |
int samples_due; |
|
500 |
private: |
|
501 |
int mWid; |
|
502 |
int mSid; |
|
503 |
int leftVolume; |
|
504 |
int rightVolume; |
|
505 |
bool isPriority; |
|
506 |
static int priorityExists; |
|
507 |
int *max; |
|
508 |
uchar *data; |
|
509 |
uchar data1[sound_buffer_size+4]; // +4 to handle badly aligned input data |
|
510 |
uchar data2[sound_buffer_size+4]; // +4 to handle badly aligned input data |
|
511 |
int out, max1, max2; |
|
512 |
int sampleRunin; |
|
513 |
bool mMuted; |
|
514 |
}; |
|
515 |
||
516 |
int QWSSoundServerProvider::priorityExists = 0; |
|
517 |
||
518 |
class QWSSoundServerBucket : public QWSSoundServerProvider { |
|
519 |
public: |
|
520 |
QWSSoundServerBucket(int d, int wid, int sid) |
|
521 |
: QWSSoundServerProvider(wid, sid) |
|
522 |
{ |
|
523 |
dev = d; |
|
524 |
wavedata_remaining = -1; |
|
525 |
mFinishedRead = false; |
|
526 |
mInsufficientSamples = false; |
|
527 |
} |
|
528 |
~QWSSoundServerBucket() |
|
529 |
{ |
|
530 |
//dev->close(); |
|
531 |
::close(dev); |
|
532 |
} |
|
533 |
bool finished() const |
|
534 |
{ |
|
535 |
//return !max; |
|
536 |
return mInsufficientSamples && mFinishedRead ; |
|
537 |
} |
|
538 |
int readySamples(int) |
|
539 |
{ |
|
540 |
int size; |
|
541 |
char *dest = prepareBuffer(size); |
|
542 |
// may want to change this to something like |
|
543 |
// if (data == data1 && max2<<1 < sound_buffer_size |
|
544 |
// || |
|
545 |
// data == data2 && max1<<1 < sound_buffer_size) |
|
546 |
// so will keep filling off buffer while there is +50% space left |
|
547 |
if (size > 0 && dest != 0) { |
|
548 |
while ( wavedata_remaining < 0 ) { |
|
549 |
//max = 0; |
|
550 |
wavedata_remaining = -1; |
|
551 |
// Keep reading chunks... |
|
552 |
const int n = sizeof(chunk)-sizeof(chunk.data); |
|
553 |
int nr = ::read(dev, (void*)&chunk,n); |
|
554 |
if ( nr != n ) { |
|
555 |
// XXX check error? or don't we care? |
|
556 |
wavedata_remaining = 0; |
|
557 |
mFinishedRead = true; |
|
558 |
} else if ( qstrncmp(chunk.id,"data",4) == 0 ) { |
|
559 |
wavedata_remaining = qToLittleEndian( chunk.size ); |
|
560 |
||
561 |
//out = max = sound_buffer_size; |
|
562 |
||
563 |
} else if ( qstrncmp(chunk.id,"RIFF",4) == 0 ) { |
|
564 |
char d[4]; |
|
565 |
if ( read(dev, d, 4) != 4 ) { |
|
566 |
// XXX check error? or don't we care? |
|
567 |
//qDebug("couldn't read riff"); |
|
568 |
mInsufficientSamples = true; |
|
569 |
mFinishedRead = true; |
|
570 |
return 0; |
|
571 |
} else if ( qstrncmp(d,"WAVE",4) != 0 ) { |
|
572 |
// skip |
|
573 |
if ( chunk.size > 1000000000 || lseek(dev,chunk.size-4, SEEK_CUR) == -1 ) { |
|
574 |
//qDebug("oversized wav chunk"); |
|
575 |
mFinishedRead = true; |
|
576 |
} |
|
577 |
} |
|
578 |
} else if ( qstrncmp(chunk.id,"fmt ",4) == 0 ) { |
|
579 |
if ( ::read(dev,(char*)&chunkdata,sizeof(chunkdata)) != sizeof(chunkdata) ) { |
|
580 |
// XXX check error? or don't we care? |
|
581 |
//qDebug("couldn't ready chunkdata"); |
|
582 |
mFinishedRead = true; |
|
583 |
} |
|
584 |
||
585 |
#define WAVE_FORMAT_PCM 1 |
|
586 |
else |
|
587 |
{ |
|
588 |
/* |
|
589 |
** Endian Fix the chuck data |
|
590 |
*/ |
|
591 |
chunkdata.formatTag = qToLittleEndian( chunkdata.formatTag ); |
|
592 |
chunkdata.channels = qToLittleEndian( chunkdata.channels ); |
|
593 |
chunkdata.samplesPerSec = qToLittleEndian( chunkdata.samplesPerSec ); |
|
594 |
chunkdata.avgBytesPerSec = qToLittleEndian( chunkdata.avgBytesPerSec ); |
|
595 |
chunkdata.blockAlign = qToLittleEndian( chunkdata.blockAlign ); |
|
596 |
chunkdata.wBitsPerSample = qToLittleEndian( chunkdata.wBitsPerSample ); |
|
597 |
if ( chunkdata.formatTag != WAVE_FORMAT_PCM ) { |
|
598 |
qWarning("WAV file: UNSUPPORTED FORMAT %d",chunkdata.formatTag); |
|
599 |
mFinishedRead = true; |
|
600 |
} |
|
601 |
} |
|
602 |
} else { |
|
603 |
// ignored chunk |
|
604 |
if ( chunk.size > 1000000000 || lseek(dev, chunk.size, SEEK_CUR) == -1) { |
|
605 |
//qDebug("chunk size too big"); |
|
606 |
mFinishedRead = true; |
|
607 |
} |
|
608 |
} |
|
609 |
} |
|
610 |
// this looks wrong. |
|
611 |
if (wavedata_remaining <= 0) { |
|
612 |
mFinishedRead = true; |
|
613 |
} |
|
614 |
||
615 |
} |
|
616 |
// may want to change this to something like |
|
617 |
// if (data == data1 && max2<<1 < sound_buffer_size |
|
618 |
// || |
|
619 |
// data == data2 && max1<<1 < sound_buffer_size) |
|
620 |
// so will keep filling off buffer while there is +50% space left |
|
621 |
||
622 |
if (wavedata_remaining) { |
|
623 |
if (size > 0 && dest != 0) { |
|
624 |
int read = ::read(dev, dest, qMin(size, wavedata_remaining)); |
|
625 |
// XXX check error? or don't we care? |
|
626 |
wavedata_remaining -= read; |
|
627 |
updateBuffer(read); |
|
628 |
if (read <= 0) // data unexpectidly ended |
|
629 |
mFinishedRead = true; |
|
630 |
} |
|
631 |
} |
|
632 |
int possible = devSamples(); |
|
633 |
if (possible == 0) |
|
634 |
mInsufficientSamples = true; |
|
635 |
return possible; |
|
636 |
} |
|
637 |
||
638 |
protected: |
|
639 |
QRiffChunk chunk; |
|
640 |
int wavedata_remaining; |
|
641 |
bool mFinishedRead; |
|
642 |
bool mInsufficientSamples; |
|
643 |
}; |
|
644 |
||
645 |
class QWSSoundServerStream : public QWSSoundServerProvider { |
|
646 |
public: |
|
647 |
QWSSoundServerStream(int d,int c, int f, int b, |
|
648 |
int wid, int sid) |
|
649 |
: QWSSoundServerProvider(wid, sid) |
|
650 |
{ |
|
651 |
chunkdata.channels = c; |
|
652 |
chunkdata.samplesPerSec = f; |
|
653 |
chunkdata.wBitsPerSample = b; |
|
654 |
dev = d; |
|
655 |
//fcntl( dev, F_SETFL, O_NONBLOCK ); |
|
656 |
lasttime = 0; |
|
657 |
} |
|
658 |
||
659 |
~QWSSoundServerStream() |
|
660 |
{ |
|
661 |
if (dev != -1) { |
|
662 |
::close(dev); |
|
663 |
dev = -1; |
|
664 |
} |
|
665 |
} |
|
666 |
||
667 |
bool finished() const |
|
668 |
{ |
|
669 |
return (dev == -1); |
|
670 |
} |
|
671 |
||
672 |
||
673 |
int readySamples(int) |
|
674 |
{ |
|
675 |
int size; |
|
676 |
char *dest = prepareBuffer(size); |
|
677 |
if (size > 0 && dest != 0 && dev != -1) { |
|
678 |
||
679 |
int read = ::read(dev, dest, size); |
|
680 |
if (read < 0) { |
|
681 |
switch(errno) { |
|
682 |
case EAGAIN: |
|
683 |
case EINTR: |
|
684 |
// means read may yet succeed on the next attempt |
|
685 |
break; |
|
686 |
default: |
|
687 |
// unexpected error, fail. |
|
688 |
::close(dev); |
|
689 |
dev = -1; |
|
690 |
} |
|
691 |
} else if (read == 0) { |
|
692 |
// 0 means writer has closed dev and/or |
|
693 |
// file is at end. |
|
694 |
::close(dev); |
|
695 |
dev = -1; |
|
696 |
} else { |
|
697 |
updateBuffer(read); |
|
698 |
} |
|
699 |
} |
|
700 |
int possible = devSamples(); |
|
701 |
if (possible == 0) |
|
702 |
startSampleRunin(); |
|
703 |
return possible; |
|
704 |
} |
|
705 |
||
706 |
protected: |
|
707 |
time_t lasttime; |
|
708 |
}; |
|
709 |
||
710 |
#ifndef QT_NO_QWS_SOUNDSERVER |
|
711 |
QWSSoundServerSocket::QWSSoundServerSocket(QObject *parent) : |
|
712 |
QWSServerSocket(QT_VFB_SOUND_PIPE(qws_display_id), parent) |
|
713 |
{ |
|
714 |
connect(this, SIGNAL(newConnection()), this, SLOT(newConnection())); |
|
715 |
} |
|
716 |
||
717 |
||
718 |
#ifdef QT3_SUPPORT |
|
719 |
QWSSoundServerSocket::QWSSoundServerSocket(QObject *parent, const char *name) : |
|
720 |
QWSServerSocket(QT_VFB_SOUND_PIPE(qws_display_id), parent) |
|
721 |
{ |
|
722 |
if (name) |
|
723 |
setObjectName(QString::fromAscii(name)); |
|
724 |
connect(this, SIGNAL(newConnection()), this, SLOT(newConnection())); |
|
725 |
} |
|
726 |
#endif |
|
727 |
||
728 |
void QWSSoundServerSocket::newConnection() |
|
729 |
{ |
|
730 |
while (QWS_SOCK_BASE *sock = nextPendingConnection()) { |
|
731 |
QWSSoundServerClient* client = new QWSSoundServerClient(sock,this); |
|
732 |
||
733 |
connect(client, SIGNAL(play(int,int,QString)), |
|
734 |
this, SIGNAL(playFile(int,int,QString))); |
|
735 |
connect(client, SIGNAL(play(int,int,QString,int,int)), |
|
736 |
this, SIGNAL(playFile(int,int,QString,int,int))); |
|
737 |
connect(client, SIGNAL(playRaw(int,int,QString,int,int,int,int)), |
|
738 |
this, SIGNAL(playRawFile(int,int,QString,int,int,int,int))); |
|
739 |
||
740 |
connect(client, SIGNAL(pause(int,int)), |
|
741 |
this, SIGNAL(pauseFile(int,int))); |
|
742 |
connect(client, SIGNAL(stop(int,int)), |
|
743 |
this, SIGNAL(stopFile(int,int))); |
|
744 |
connect(client, SIGNAL(playPriorityOnly(bool)), |
|
745 |
this, SIGNAL(playPriorityOnly(bool))); |
|
746 |
connect(client, SIGNAL(stopAll(int)), |
|
747 |
this, SIGNAL(stopAll(int))); |
|
748 |
connect(client, SIGNAL(resume(int,int)), |
|
749 |
this, SIGNAL(resumeFile(int,int))); |
|
750 |
||
751 |
connect(client, SIGNAL(setSilent(bool)), |
|
752 |
this, SIGNAL(setSilent(bool))); |
|
753 |
||
754 |
connect(client, SIGNAL(setMute(int,int,bool)), |
|
755 |
this, SIGNAL(setMute(int,int,bool))); |
|
756 |
connect(client, SIGNAL(setVolume(int,int,int,int)), |
|
757 |
this, SIGNAL(setVolume(int,int,int,int))); |
|
758 |
||
759 |
connect(this, SIGNAL(soundFileCompleted(int,int)), |
|
760 |
client, SLOT(sendSoundCompleted(int,int))); |
|
761 |
connect(this, SIGNAL(deviceReady(int,int)), |
|
762 |
client, SLOT(sendDeviceReady(int,int))); |
|
763 |
connect(this, SIGNAL(deviceError(int,int,int)), |
|
764 |
client, SLOT(sendDeviceError(int,int,int))); |
|
765 |
} |
|
766 |
} |
|
767 |
||
768 |
#endif |
|
769 |
||
770 |
class QWSSoundServerPrivate : public QObject { |
|
771 |
Q_OBJECT |
|
772 |
||
773 |
public: |
|
774 |
QWSSoundServerPrivate(QObject* parent=0, const char* name=0) : |
|
775 |
QObject(parent) |
|
776 |
{ |
|
777 |
timerId = 0; |
|
778 |
if (name) |
|
779 |
setObjectName(QString::fromAscii(name)); |
|
780 |
#ifndef QT_NO_QWS_SOUNDSERVER |
|
781 |
server = new QWSSoundServerSocket(this); |
|
782 |
||
783 |
connect(server, SIGNAL(playFile(int,int,QString)), |
|
784 |
this, SLOT(playFile(int,int,QString))); |
|
785 |
connect(server, SIGNAL(playFile(int,int,QString,int,int)), |
|
786 |
this, SLOT(playFile(int,int,QString,int,int))); |
|
787 |
connect(server, SIGNAL(playRawFile(int,int,QString,int,int,int,int)), |
|
788 |
this, SLOT(playRawFile(int,int,QString,int,int,int,int))); |
|
789 |
||
790 |
connect(server, SIGNAL(pauseFile(int,int)), |
|
791 |
this, SLOT(pauseFile(int,int))); |
|
792 |
connect(server, SIGNAL(stopFile(int,int)), |
|
793 |
this, SLOT(stopFile(int,int))); |
|
794 |
connect(server, SIGNAL(stopAll(int)), |
|
795 |
this, SLOT(stopAll(int))); |
|
796 |
connect(server, SIGNAL(playPriorityOnly(bool)), |
|
797 |
this, SLOT(playPriorityOnly(bool))); |
|
798 |
connect(server, SIGNAL(resumeFile(int,int)), |
|
799 |
this, SLOT(resumeFile(int,int))); |
|
800 |
||
801 |
connect( server, SIGNAL(setSilent(bool)), |
|
802 |
this, SLOT(setSilent(bool))); |
|
803 |
||
804 |
connect(server, SIGNAL(setMute(int,int,bool)), |
|
805 |
this, SLOT(setMute(int,int,bool))); |
|
806 |
connect(server, SIGNAL(setVolume(int,int,int,int)), |
|
807 |
this, SLOT(setVolume(int,int,int,int))); |
|
808 |
||
809 |
connect(this, SIGNAL(soundFileCompleted(int,int)), |
|
810 |
server, SIGNAL(soundFileCompleted(int,int))); |
|
811 |
connect(this, SIGNAL(deviceReady(int,int)), |
|
812 |
server, SIGNAL(deviceReady(int,int))); |
|
813 |
connect(this, SIGNAL(deviceError(int,int,int)), |
|
814 |
server, SIGNAL(deviceError(int,int,int))); |
|
815 |
||
816 |
#endif |
|
817 |
silent = false; |
|
818 |
fd = -1; |
|
819 |
unwritten = 0; |
|
820 |
can_GETOSPACE = true; |
|
821 |
} |
|
822 |
||
823 |
~QWSSoundServerPrivate() |
|
824 |
{ |
|
825 |
qDeleteAll(active); |
|
826 |
qDeleteAll(inactive); |
|
827 |
} |
|
828 |
||
829 |
signals: |
|
830 |
void soundFileCompleted(int, int); |
|
831 |
void deviceReady(int, int); |
|
832 |
void deviceError(int, int, int); |
|
833 |
||
834 |
public slots: |
|
835 |
void playRawFile(int wid, int sid, const QString &filename, int freq, int channels, int bitspersample, int flags); |
|
836 |
void playFile(int wid, int sid, const QString& filename); |
|
837 |
void playFile(int wid, int sid, const QString& filename, int v, int flags); |
|
838 |
void checkPresetVolumes(int wid, int sid, QWSSoundServerProvider *p); |
|
839 |
void pauseFile(int wid, int sid); |
|
840 |
void resumeFile(int wid, int sid); |
|
841 |
void stopFile(int wid, int sid); |
|
842 |
void stopAll(int wid); |
|
843 |
void setVolume(int wid, int sid, int lv, int rv); |
|
844 |
void setMute(int wid, int sid, bool m); |
|
845 |
void playPriorityOnly(bool p); |
|
846 |
void sendCompletedSignals(); |
|
847 |
void feedDevice(int fd); |
|
848 |
void setSilent( bool enabled ); |
|
849 |
||
850 |
protected: |
|
851 |
void timerEvent(QTimerEvent* event); |
|
852 |
||
853 |
private: |
|
854 |
int openFile(int wid, int sid, const QString& filename); |
|
855 |
bool openDevice(); |
|
856 |
void closeDevice() |
|
857 |
{ |
|
858 |
if (fd >= 0) { |
|
859 |
::close(fd); |
|
860 |
fd = -1; |
|
861 |
} |
|
862 |
} |
|
863 |
||
864 |
QList<QWSSoundServerProvider*> active; |
|
865 |
QList<QWSSoundServerProvider*> inactive; |
|
866 |
struct PresetVolume { |
|
867 |
int wid; |
|
868 |
int sid; |
|
869 |
int left; |
|
870 |
int right; |
|
871 |
bool mute; |
|
872 |
}; |
|
873 |
QList<PresetVolume> volumes; |
|
874 |
struct CompletedInfo { |
|
875 |
CompletedInfo( ) : groupId( 0 ), soundId( 0 ) { } |
|
876 |
CompletedInfo( int _groupId, int _soundId ) : groupId( _groupId ), soundId( _soundId ) { } |
|
877 |
int groupId; |
|
878 |
int soundId; |
|
879 |
}; |
|
880 |
QList<CompletedInfo> completed; |
|
881 |
||
882 |
bool silent; |
|
883 |
||
884 |
int fd; |
|
885 |
int unwritten; |
|
886 |
int timerId; |
|
887 |
char* cursor; |
|
888 |
short data[sound_buffer_size*2]; |
|
889 |
bool can_GETOSPACE; |
|
890 |
#ifndef QT_NO_QWS_SOUNDSERVER |
|
891 |
QWSSoundServerSocket *server; |
|
892 |
#endif |
|
893 |
}; |
|
894 |
||
895 |
void QWSSoundServerPrivate::setSilent( bool enabled ) |
|
896 |
{ |
|
897 |
// Close output device |
|
898 |
closeDevice(); |
|
899 |
if( !unwritten && !active.count() ) { |
|
900 |
sendCompletedSignals(); |
|
901 |
} |
|
902 |
// Stop processing audio |
|
903 |
killTimer( timerId ); |
|
904 |
silent = enabled; |
|
905 |
// If audio remaining, open output device and continue processing |
|
906 |
if( unwritten || active.count() ) { |
|
907 |
openDevice(); |
|
908 |
} |
|
909 |
} |
|
910 |
||
911 |
void QWSSoundServerPrivate::timerEvent(QTimerEvent* event) |
|
912 |
{ |
|
913 |
// qDebug("QSS timer event"); |
|
914 |
if( event->timerId() == timerId ) { |
|
915 |
if (fd >= 0) |
|
916 |
feedDevice(fd); |
|
917 |
if (fd < 0) { |
|
918 |
killTimer(timerId); |
|
919 |
timerId = 0; |
|
920 |
} |
|
921 |
} |
|
922 |
} |
|
923 |
||
924 |
void QWSSoundServerPrivate::playRawFile(int wid, int sid, const QString &filename, |
|
925 |
int freq, int channels, int bitspersample, int flags) |
|
926 |
{ |
|
927 |
#ifdef QT_NO_QWS_SOUNDSERVER |
|
928 |
Q_UNUSED(flags); |
|
929 |
#endif |
|
930 |
int f = openFile(wid, sid, filename); |
|
931 |
if ( f ) { |
|
932 |
QWSSoundServerStream *b = new QWSSoundServerStream(f, channels, freq, bitspersample, wid, sid); |
|
933 |
// check preset volumes. |
|
934 |
checkPresetVolumes(wid, sid, b); |
|
935 |
#ifndef QT_NO_QWS_SOUNDSERVER |
|
936 |
b->setPriority((flags & QWSSoundClient::Priority) == QWSSoundClient::Priority); |
|
937 |
#endif |
|
938 |
active.append(b); |
|
939 |
emit deviceReady(wid, sid); |
|
940 |
} |
|
941 |
} |
|
942 |
||
943 |
void QWSSoundServerPrivate::playFile(int wid, int sid, const QString& filename) |
|
944 |
{ |
|
945 |
int f = openFile(wid, sid, filename); |
|
946 |
if ( f ) { |
|
947 |
QWSSoundServerProvider *b = new QWSSoundServerBucket(f, wid, sid); |
|
948 |
checkPresetVolumes(wid, sid, b); |
|
949 |
active.append( b ); |
|
950 |
emit deviceReady(wid, sid); |
|
951 |
} |
|
952 |
} |
|
953 |
||
954 |
void QWSSoundServerPrivate::playFile(int wid, int sid, const QString& filename, |
|
955 |
int v, int flags) |
|
956 |
{ |
|
957 |
#ifdef QT_NO_QWS_SOUNDSERVER |
|
958 |
Q_UNUSED(flags); |
|
959 |
#endif |
|
960 |
int f = openFile(wid, sid, filename); |
|
961 |
if ( f ) { |
|
962 |
QWSSoundServerProvider *b = new QWSSoundServerBucket(f, wid, sid); |
|
963 |
checkPresetVolumes(wid, sid, b); |
|
964 |
b->setVolume(v, v); |
|
965 |
#ifndef QT_NO_QWS_SOUNDSERVER |
|
966 |
b->setPriority((flags & QWSSoundClient::Priority) == QWSSoundClient::Priority); |
|
967 |
#endif |
|
968 |
active.append(b); |
|
969 |
emit deviceReady(wid, sid); |
|
970 |
} |
|
971 |
} |
|
972 |
||
973 |
void QWSSoundServerPrivate::checkPresetVolumes(int wid, int sid, QWSSoundServerProvider *p) |
|
974 |
{ |
|
975 |
QList<PresetVolume>::Iterator it = volumes.begin(); |
|
976 |
while (it != volumes.end()) { |
|
977 |
PresetVolume v = *it; |
|
978 |
if (v.wid == wid && v.sid == sid) { |
|
979 |
p->setVolume(v.left, v.right); |
|
980 |
p->setMute(v.mute); |
|
981 |
it = volumes.erase(it); |
|
982 |
return; |
|
983 |
} else { |
|
984 |
++it; |
|
985 |
} |
|
986 |
} |
|
987 |
} |
|
988 |
||
989 |
void QWSSoundServerPrivate::pauseFile(int wid, int sid) |
|
990 |
{ |
|
991 |
QWSSoundServerProvider *bucket; |
|
992 |
for (int i = 0; i < active.size(); ++i ) { |
|
993 |
bucket = active.at(i); |
|
994 |
if (bucket->equal(wid, sid)) { |
|
995 |
// found bucket.... |
|
996 |
active.removeAt(i); |
|
997 |
inactive.append(bucket); |
|
998 |
return; |
|
999 |
} |
|
1000 |
} |
|
1001 |
} |
|
1002 |
||
1003 |
void QWSSoundServerPrivate::resumeFile(int wid, int sid) |
|
1004 |
{ |
|
1005 |
QWSSoundServerProvider *bucket; |
|
1006 |
for (int i = 0; i < inactive.size(); ++i ) { |
|
1007 |
bucket = inactive.at(i); |
|
1008 |
if (bucket->equal(wid, sid)) { |
|
1009 |
// found bucket.... |
|
1010 |
inactive.removeAt(i); |
|
1011 |
active.append(bucket); |
|
1012 |
return; |
|
1013 |
} |
|
1014 |
} |
|
1015 |
} |
|
1016 |
||
1017 |
void QWSSoundServerPrivate::stopFile(int wid, int sid) |
|
1018 |
{ |
|
1019 |
QWSSoundServerProvider *bucket; |
|
1020 |
for (int i = 0; i < active.size(); ++i ) { |
|
1021 |
bucket = active.at(i); |
|
1022 |
if (bucket->equal(wid, sid)) { |
|
1023 |
active.removeAt(i); |
|
1024 |
delete bucket; |
|
1025 |
return; |
|
1026 |
} |
|
1027 |
} |
|
1028 |
for (int i = 0; i < inactive.size(); ++i ) { |
|
1029 |
bucket = inactive.at(i); |
|
1030 |
if (bucket->equal(wid, sid)) { |
|
1031 |
inactive.removeAt(i); |
|
1032 |
delete bucket; |
|
1033 |
return; |
|
1034 |
} |
|
1035 |
} |
|
1036 |
} |
|
1037 |
||
1038 |
void QWSSoundServerPrivate::stopAll(int wid) |
|
1039 |
{ |
|
1040 |
QWSSoundServerProvider *bucket; |
|
1041 |
if (!active.isEmpty()) { |
|
1042 |
QList<QWSSoundServerProvider*>::Iterator it = active.begin(); |
|
1043 |
while (it != active.end()) { |
|
1044 |
bucket = *it; |
|
1045 |
if (bucket->groupId() == wid) { |
|
1046 |
it = active.erase(it); |
|
1047 |
delete bucket; |
|
1048 |
} else { |
|
1049 |
++it; |
|
1050 |
} |
|
1051 |
} |
|
1052 |
} |
|
1053 |
if (!inactive.isEmpty()) { |
|
1054 |
QList<QWSSoundServerProvider*>::Iterator it = inactive.begin(); |
|
1055 |
while (it != inactive.end()) { |
|
1056 |
bucket = *it; |
|
1057 |
if (bucket->groupId() == wid) { |
|
1058 |
it = inactive.erase(it); |
|
1059 |
delete bucket; |
|
1060 |
} else { |
|
1061 |
++it; |
|
1062 |
} |
|
1063 |
} |
|
1064 |
} |
|
1065 |
} |
|
1066 |
||
1067 |
void QWSSoundServerPrivate::setVolume(int wid, int sid, int lv, int rv) |
|
1068 |
{ |
|
1069 |
QWSSoundServerProvider *bucket; |
|
1070 |
for( int i = 0; i < active.size(); ++i ) { |
|
1071 |
bucket = active.at(i); |
|
1072 |
if (bucket->equal(wid, sid)) { |
|
1073 |
bucket->setVolume(lv,rv); |
|
1074 |
return; |
|
1075 |
} |
|
1076 |
} |
|
1077 |
// If gotten here, then it means wid/sid wasn't set up yet. |
|
1078 |
// first find and remove current preset volumes, then add this one. |
|
1079 |
QList<PresetVolume>::Iterator it = volumes.begin(); |
|
1080 |
while (it != volumes.end()) { |
|
1081 |
PresetVolume v = *it; |
|
1082 |
if (v.wid == wid && v.sid == sid) |
|
1083 |
it = volumes.erase(it); |
|
1084 |
else |
|
1085 |
++it; |
|
1086 |
} |
|
1087 |
// and then add this volume |
|
1088 |
PresetVolume nv; |
|
1089 |
nv.wid = wid; |
|
1090 |
nv.sid = sid; |
|
1091 |
nv.left = lv; |
|
1092 |
nv.right = rv; |
|
1093 |
nv.mute = false; |
|
1094 |
volumes.append(nv); |
|
1095 |
} |
|
1096 |
||
1097 |
void QWSSoundServerPrivate::setMute(int wid, int sid, bool m) |
|
1098 |
{ |
|
1099 |
QWSSoundServerProvider *bucket; |
|
1100 |
for( int i = 0; i < active.size(); ++i ) { |
|
1101 |
bucket = active.at(i); |
|
1102 |
if (bucket->equal(wid, sid)) { |
|
1103 |
bucket->setMute(m); |
|
1104 |
return; |
|
1105 |
} |
|
1106 |
} |
|
1107 |
// if gotten here then setting is being applied before item |
|
1108 |
// is created. |
|
1109 |
QList<PresetVolume>::Iterator it = volumes.begin(); |
|
1110 |
while (it != volumes.end()) { |
|
1111 |
PresetVolume v = *it; |
|
1112 |
if (v.wid == wid && v.sid == sid) { |
|
1113 |
(*it).mute = m; |
|
1114 |
return; |
|
1115 |
} |
|
1116 |
} |
|
1117 |
if (m) { |
|
1118 |
PresetVolume nv; |
|
1119 |
nv.wid = wid; |
|
1120 |
nv.sid = sid; |
|
1121 |
nv.left = maxVolume>>1; |
|
1122 |
nv.right = maxVolume>>1; |
|
1123 |
nv.mute = true; |
|
1124 |
volumes.append(nv); |
|
1125 |
} |
|
1126 |
} |
|
1127 |
||
1128 |
void QWSSoundServerPrivate::playPriorityOnly(bool p) |
|
1129 |
{ |
|
1130 |
QWSSoundServerProvider::setPlayPriorityOnly(p); |
|
1131 |
} |
|
1132 |
||
1133 |
void QWSSoundServerPrivate::sendCompletedSignals() |
|
1134 |
{ |
|
1135 |
while( !completed.isEmpty() ) { |
|
1136 |
emit soundFileCompleted( (*completed.begin()).groupId, |
|
1137 |
(*completed.begin()).soundId ); |
|
1138 |
completed.erase( completed.begin() ); |
|
1139 |
} |
|
1140 |
} |
|
1141 |
||
1142 |
||
1143 |
int QWSSoundServerPrivate::openFile(int wid, int sid, const QString& filename) |
|
1144 |
{ |
|
1145 |
stopFile(wid, sid); // close and re-open. |
|
1146 |
int f = QT_OPEN(QFile::encodeName(filename), O_RDONLY|O_NONBLOCK); |
|
1147 |
if (f == -1) { |
|
1148 |
// XXX check ferror, check reason. |
|
1149 |
qDebug("Failed opening \"%s\"",filename.toLatin1().data()); |
|
1150 |
#ifndef QT_NO_QWS_SOUNDSERVER |
|
1151 |
emit deviceError(wid, sid, (int)QWSSoundClient::ErrOpeningFile ); |
|
1152 |
#endif |
|
1153 |
} else if ( openDevice() ) { |
|
1154 |
return f; |
|
1155 |
} |
|
1156 |
#ifndef QT_NO_QWS_SOUNDSERVER |
|
1157 |
emit deviceError(wid, sid, (int)QWSSoundClient::ErrOpeningAudioDevice ); |
|
1158 |
#endif |
|
1159 |
return 0; |
|
1160 |
} |
|
1161 |
||
1162 |
bool QWSSoundServerPrivate::openDevice() |
|
1163 |
{ |
|
1164 |
if (fd < 0) { |
|
1165 |
if( silent ) { |
|
1166 |
fd = QT_OPEN( "/dev/null", O_WRONLY ); |
|
1167 |
// Emulate write to audio device |
|
1168 |
int delay = 1000*(sound_buffer_size>>(sound_stereo+sound_16bit))/sound_speed/2; |
|
1169 |
timerId = startTimer(delay); |
|
1170 |
||
1171 |
return true; |
|
1172 |
} |
|
1173 |
// |
|
1174 |
// Don't block open right away. |
|
1175 |
// |
|
1176 |
bool openOkay = false; |
|
1177 |
if ((fd = QT_OPEN("/dev/dsp", O_WRONLY|O_NONBLOCK)) != -1) { |
|
1178 |
int flags = fcntl(fd, F_GETFL); |
|
1179 |
flags &= ~O_NONBLOCK; |
|
1180 |
openOkay = (fcntl(fd, F_SETFL, flags) == 0); |
|
1181 |
} |
|
1182 |
if (!openOkay) { |
|
1183 |
qDebug("Failed opening audio device"); |
|
1184 |
return false; |
|
1185 |
} |
|
1186 |
||
1187 |
// Setup soundcard at 16 bit mono |
|
1188 |
int v; |
|
1189 |
//v=0x00010000+sound_fragment_size; |
|
1190 |
// um the media player did this instead. |
|
1191 |
v=0x10000 * 4 + sound_fragment_size; |
|
1192 |
if (ioctl(fd, SNDCTL_DSP_SETFRAGMENT, &v)) |
|
1193 |
qWarning("Could not set fragments to %08x",v); |
|
1194 |
#ifdef QT_QWS_SOUND_16BIT |
|
1195 |
// |
|
1196 |
// Use native endian |
|
1197 |
// Since we have manipulated the data volume the data |
|
1198 |
// is now in native format, even though its stored |
|
1199 |
// as little endian in the WAV file |
|
1200 |
// |
|
1201 |
v=AFMT_S16_NE; if (ioctl(fd, SNDCTL_DSP_SETFMT, &v)) |
|
1202 |
qWarning("Could not set format %d",v); |
|
1203 |
if (AFMT_S16_NE != v) |
|
1204 |
qDebug("Want format %d got %d", AFMT_S16_LE, v); |
|
1205 |
#else |
|
1206 |
v=AFMT_U8; if (ioctl(fd, SNDCTL_DSP_SETFMT, &v)) |
|
1207 |
qWarning("Could not set format %d",v); |
|
1208 |
if (AFMT_U8 != v) |
|
1209 |
qDebug("Want format %d got %d", AFMT_U8, v); |
|
1210 |
#endif |
|
1211 |
v=sound_stereo; if (ioctl(fd, SNDCTL_DSP_STEREO, &v)) |
|
1212 |
qWarning("Could not set stereo %d",v); |
|
1213 |
if (sound_stereo != v) |
|
1214 |
qDebug("Want stereo %d got %d", sound_stereo, v); |
|
1215 |
#ifdef QT_QWS_SOUND_STEREO |
|
1216 |
sound_stereo=v; |
|
1217 |
#endif |
|
1218 |
v=sound_speed; if (ioctl(fd, SNDCTL_DSP_SPEED, &sound_speed)) |
|
1219 |
qWarning("Could not set speed %d",v); |
|
1220 |
if (v != sound_speed) |
|
1221 |
qDebug("Want speed %d got %d", v, sound_speed); |
|
1222 |
||
1223 |
int delay = 1000*(sound_buffer_size>>(sound_stereo+sound_16bit)) |
|
1224 |
/sound_speed/2; |
|
1225 |
// qDebug("QSS delay: %d", delay); |
|
1226 |
timerId = startTimer(delay); |
|
1227 |
||
1228 |
// |
|
1229 |
// Check system volume |
|
1230 |
// |
|
1231 |
int mixerHandle = QT_OPEN( "/dev/mixer", O_RDWR|O_NONBLOCK ); |
|
1232 |
if ( mixerHandle >= 0 ) { |
|
1233 |
int volume; |
|
1234 |
ioctl( mixerHandle, MIXER_READ(0), &volume ); |
|
1235 |
close( mixerHandle ); |
|
1236 |
if ( volume < 1<<(sound_stereo+sound_16bit) ) |
|
1237 |
qDebug("Want sound at %d got %d", |
|
1238 |
1<<(sound_stereo+sound_16bit), volume); |
|
1239 |
} else |
|
1240 |
qDebug( "get volume of audio device failed" ); |
|
1241 |
||
1242 |
} |
|
1243 |
return true; |
|
1244 |
} |
|
1245 |
||
1246 |
void QWSSoundServerPrivate::feedDevice(int fd) |
|
1247 |
{ |
|
1248 |
if ( !unwritten && active.size() == 0 ) { |
|
1249 |
closeDevice(); |
|
1250 |
sendCompletedSignals(); |
|
1251 |
return; |
|
1252 |
} else { |
|
1253 |
sendCompletedSignals(); |
|
1254 |
} |
|
1255 |
||
1256 |
QWSSoundServerProvider* bucket; |
|
1257 |
||
1258 |
// find out how much audio is possible |
|
1259 |
int available = sound_buffer_size; |
|
1260 |
QList<QWSSoundServerProvider*> running; |
|
1261 |
for (int i = 0; i < active.size(); ++i) { |
|
1262 |
bucket = active.at(i); |
|
1263 |
int ready = bucket->readySamples(available); |
|
1264 |
if (ready > 0) { |
|
1265 |
available = qMin(available, ready); |
|
1266 |
running.append(bucket); |
|
1267 |
} |
|
1268 |
} |
|
1269 |
||
1270 |
audio_buf_info info; |
|
1271 |
if (can_GETOSPACE && ioctl(fd,SNDCTL_DSP_GETOSPACE,&info)) { |
|
1272 |
can_GETOSPACE = false; |
|
1273 |
fcntl(fd, F_SETFL, O_NONBLOCK); |
|
1274 |
} |
|
1275 |
if (!can_GETOSPACE) |
|
1276 |
info.fragments = 4; // #### configurable? |
|
1277 |
if (info.fragments > 0) { |
|
1278 |
if (!unwritten) { |
|
1279 |
int left[sound_buffer_size]; |
|
1280 |
memset(left,0,available*sizeof(int)); |
|
1281 |
int right[sound_buffer_size]; |
|
1282 |
if ( sound_stereo ) |
|
1283 |
memset(right,0,available*sizeof(int)); |
|
1284 |
||
1285 |
if (running.size() > 0) { |
|
1286 |
// should do volume mod here in regards to each bucket to avoid flattened/bad peaks. |
|
1287 |
for (int i = 0; i < running.size(); ++i ) { |
|
1288 |
bucket = running.at(i); |
|
1289 |
int unused = bucket->add(left,right,available); |
|
1290 |
if (unused > 0) { |
|
1291 |
// this error is quite serious, as |
|
1292 |
// it will really screw up mixing. |
|
1293 |
qDebug("provider lied about samples ready"); |
|
1294 |
} |
|
1295 |
} |
|
1296 |
if ( sound_16bit ) { |
|
1297 |
short *d = (short*)data; |
|
1298 |
for (int i=0; i<available; i++) { |
|
1299 |
*d++ = (short)qMax(qMin(left[i],32767),-32768); |
|
1300 |
if ( sound_stereo ) |
|
1301 |
*d++ = (short)qMax(qMin(right[i],32767),-32768); |
|
1302 |
} |
|
1303 |
} else { |
|
1304 |
signed char *d = (signed char *)data; |
|
1305 |
for (int i=0; i<available; i++) { |
|
1306 |
*d++ = (signed char)qMax(qMin(left[i]/256,127),-128)+128; |
|
1307 |
if ( sound_stereo ) |
|
1308 |
*d++ = (signed char)qMax(qMin(right[i]/256,127),-128)+128; |
|
1309 |
} |
|
1310 |
} |
|
1311 |
unwritten = available*(sound_16bit+1)*(sound_stereo+1); |
|
1312 |
cursor = (char*)data; |
|
1313 |
} |
|
1314 |
} |
|
1315 |
// sound open, but nothing written. Should clear the buffer. |
|
1316 |
||
1317 |
int w; |
|
1318 |
if (unwritten) { |
|
1319 |
w = ::write(fd,cursor,unwritten); |
|
1320 |
||
1321 |
if (w < 0) { |
|
1322 |
if (can_GETOSPACE) |
|
1323 |
return; |
|
1324 |
w = 0; |
|
1325 |
} |
|
1326 |
||
1327 |
cursor += w; |
|
1328 |
unwritten -= w; |
|
1329 |
} else { |
|
1330 |
// write some zeros to clear the buffer? |
|
1331 |
if (!zeroMem) |
|
1332 |
zeroMem = (char *)calloc(sound_buffer_size, sizeof(char)); |
|
1333 |
w = ::write(fd, zeroMem, sound_buffer_size); |
|
1334 |
if (w < 0) |
|
1335 |
w = 0; |
|
1336 |
} |
|
1337 |
} |
|
1338 |
||
1339 |
QList<QWSSoundServerProvider*>::Iterator it = active.begin(); |
|
1340 |
while (it != active.end()) { |
|
1341 |
bucket = *it; |
|
1342 |
if (bucket->finished()) { |
|
1343 |
completed.append(CompletedInfo(bucket->groupId(), bucket->soundId())); |
|
1344 |
it = active.erase(it); |
|
1345 |
delete bucket; |
|
1346 |
} else { |
|
1347 |
++it; |
|
1348 |
} |
|
1349 |
} |
|
1350 |
} |
|
1351 |
||
1352 |
||
1353 |
QWSSoundServer::QWSSoundServer(QObject* parent) : |
|
1354 |
QObject(parent) |
|
1355 |
{ |
|
1356 |
d = new QWSSoundServerPrivate(this); |
|
1357 |
||
1358 |
connect( d, SIGNAL(soundFileCompleted(int,int)), |
|
1359 |
this, SLOT(translateSoundCompleted(int,int)) ); |
|
1360 |
} |
|
1361 |
||
1362 |
void QWSSoundServer::playFile( int sid, const QString& filename ) |
|
1363 |
{ |
|
1364 |
//wid == 0, as it is the server initiating rather than a client |
|
1365 |
// if wid was passable, would accidently collide with server |
|
1366 |
// sockect's wids. |
|
1367 |
d->playFile(0, sid, filename); |
|
1368 |
} |
|
1369 |
||
1370 |
void QWSSoundServer::pauseFile( int sid ) |
|
1371 |
{ |
|
1372 |
d->pauseFile(0, sid); |
|
1373 |
} |
|
1374 |
||
1375 |
void QWSSoundServer::stopFile( int sid ) |
|
1376 |
{ |
|
1377 |
d->stopFile(0, sid); |
|
1378 |
} |
|
1379 |
||
1380 |
void QWSSoundServer::resumeFile( int sid ) |
|
1381 |
{ |
|
1382 |
d->resumeFile(0, sid); |
|
1383 |
} |
|
1384 |
||
1385 |
QWSSoundServer::~QWSSoundServer() |
|
1386 |
{ |
|
1387 |
d->stopAll(0); |
|
1388 |
} |
|
1389 |
||
1390 |
void QWSSoundServer::translateSoundCompleted( int, int sid ) |
|
1391 |
{ |
|
1392 |
emit soundCompleted( sid ); |
|
1393 |
} |
|
1394 |
||
1395 |
#ifndef QT_NO_QWS_SOUNDSERVER |
|
1396 |
QWSSoundClient::QWSSoundClient(QObject* parent) : |
|
1397 |
QWSSocket(parent) |
|
1398 |
{ |
|
1399 |
connectToLocalFile(QT_VFB_SOUND_PIPE(qws_display_id)); |
|
1400 |
QObject::connect(this,SIGNAL(readyRead()), |
|
1401 |
this,SLOT(tryReadCommand())); |
|
1402 |
if( state() == QWS_SOCK_BASE::ConnectedState ) QTimer::singleShot(1, this, SIGNAL(connected())); |
|
1403 |
else QTimer::singleShot(1, this, SLOT(emitConnectionRefused())); |
|
1404 |
} |
|
1405 |
||
1406 |
QWSSoundClient::~QWSSoundClient( ) |
|
1407 |
{ |
|
1408 |
flush(); |
|
1409 |
} |
|
1410 |
||
1411 |
void QWSSoundClient::reconnect() |
|
1412 |
{ |
|
1413 |
connectToLocalFile(QT_VFB_SOUND_PIPE(qws_display_id)); |
|
1414 |
if( state() == QWS_SOCK_BASE::ConnectedState ) emit connected(); |
|
1415 |
else emit error( QTcpSocket::ConnectionRefusedError ); |
|
1416 |
} |
|
1417 |
||
1418 |
void QWSSoundClient::sendServerMessage(QString msg) |
|
1419 |
{ |
|
1420 |
#ifndef QT_NO_TEXTCODEC |
|
1421 |
QByteArray u = msg.toUtf8(); |
|
1422 |
#else |
|
1423 |
QByteArray u = msg.toLatin1(); |
|
1424 |
#endif |
|
1425 |
write(u.data(), u.length()); |
|
1426 |
flush(); |
|
1427 |
} |
|
1428 |
||
1429 |
void QWSSoundClient::play( int id, const QString& filename ) |
|
1430 |
{ |
|
1431 |
QFileInfo fi(filename); |
|
1432 |
sendServerMessage(QLatin1String("PLAY ") |
|
1433 |
+ QString::number(id) + QLatin1Char(' ') |
|
1434 |
+ fi.absoluteFilePath() + QLatin1Char('\n')); |
|
1435 |
} |
|
1436 |
||
1437 |
void QWSSoundClient::play( int id, const QString& filename, int volume, int flags) |
|
1438 |
{ |
|
1439 |
QFileInfo fi(filename); |
|
1440 |
sendServerMessage(QLatin1String("PLAYEXTEND ") |
|
1441 |
+ QString::number(id) + QLatin1Char(' ') |
|
1442 |
+ QString::number(volume) + QLatin1Char(' ') |
|
1443 |
+ QString::number(flags) + QLatin1Char(' ') |
|
1444 |
+ fi.absoluteFilePath() + QLatin1Char('\n')); |
|
1445 |
} |
|
1446 |
||
1447 |
void QWSSoundClient::pause( int id ) |
|
1448 |
{ |
|
1449 |
sendServerMessage(QLatin1String("PAUSE ") |
|
1450 |
+ QString::number(id) + QLatin1Char('\n')); |
|
1451 |
} |
|
1452 |
||
1453 |
void QWSSoundClient::stop( int id ) |
|
1454 |
{ |
|
1455 |
sendServerMessage(QLatin1String("STOP ") |
|
1456 |
+ QString::number(id) + QLatin1Char('\n')); |
|
1457 |
} |
|
1458 |
||
1459 |
void QWSSoundClient::resume( int id ) |
|
1460 |
{ |
|
1461 |
sendServerMessage(QLatin1String("RESUME ") |
|
1462 |
+ QString::number(id) + QLatin1Char('\n')); |
|
1463 |
} |
|
1464 |
||
1465 |
void QWSSoundClient::playRaw( int id, const QString& filename, |
|
1466 |
int freq, int chs, int bitspersample, int flags) |
|
1467 |
{ |
|
1468 |
QFileInfo fi(filename); |
|
1469 |
sendServerMessage(QLatin1String("PLAYRAW ") |
|
1470 |
+ QString::number(id) + QLatin1Char(' ') |
|
1471 |
+ QString::number(chs) + QLatin1Char(' ') |
|
1472 |
+ QString::number(freq) + QLatin1Char(' ') |
|
1473 |
+ QString::number(bitspersample) + QLatin1Char(' ') |
|
1474 |
+ QString::number(flags) + QLatin1Char(' ') |
|
1475 |
+ fi.absoluteFilePath() + QLatin1Char('\n')); |
|
1476 |
} |
|
1477 |
||
1478 |
void QWSSoundClient::setMute( int id, bool m ) |
|
1479 |
{ |
|
1480 |
sendServerMessage(QLatin1String(m ? "MUTE " : "UNMUTE ") |
|
1481 |
+ QString::number(id) + QLatin1Char('\n')); |
|
1482 |
} |
|
1483 |
||
1484 |
void QWSSoundClient::setVolume( int id, int leftVol, int rightVol ) |
|
1485 |
{ |
|
1486 |
sendServerMessage(QLatin1String("SETVOLUME ") |
|
1487 |
+ QString::number(id) + QLatin1Char(' ') |
|
1488 |
+ QString::number(leftVol) + QLatin1Char(' ') |
|
1489 |
+ QString::number(rightVol) + QLatin1Char('\n')); |
|
1490 |
} |
|
1491 |
||
1492 |
void QWSSoundClient::playPriorityOnly( bool pri ) |
|
1493 |
{ |
|
1494 |
sendServerMessage(QLatin1String("PRIORITYONLY ") |
|
1495 |
+ QString::number(pri ? 1 : 0) + QLatin1Char('\n')); |
|
1496 |
} |
|
1497 |
||
1498 |
void QWSSoundClient::setSilent( bool enable ) |
|
1499 |
{ |
|
1500 |
sendServerMessage(QLatin1String("SILENT ") |
|
1501 |
+ QString::number( enable ? 1 : 0 ) + QLatin1Char('\n')); |
|
1502 |
} |
|
1503 |
||
1504 |
void QWSSoundClient::tryReadCommand() |
|
1505 |
{ |
|
1506 |
while ( canReadLine() ) { |
|
1507 |
QString l = QString::fromAscii(readLine()); |
|
1508 |
l.truncate(l.length()-1); // chomp |
|
1509 |
QStringList token = l.split(QLatin1Char(' ')); |
|
1510 |
if (token[0] == QLatin1String("SOUNDCOMPLETED")) { |
|
1511 |
emit soundCompleted(token[1].toInt()); |
|
1512 |
} else if (token[0] == QLatin1String("DEVICEREADY")) { |
|
1513 |
emit deviceReady(token[1].toInt()); |
|
1514 |
} else if (token[0] == QLatin1String("DEVICEERROR")) { |
|
1515 |
emit deviceError(token[1].toInt(),(DeviceErrors)token[2].toInt()); |
|
1516 |
} |
|
1517 |
} |
|
1518 |
} |
|
1519 |
||
1520 |
void QWSSoundClient::emitConnectionRefused() |
|
1521 |
{ |
|
1522 |
emit error( QTcpSocket::ConnectionRefusedError ); |
|
1523 |
} |
|
1524 |
#endif |
|
1525 |
||
1526 |
QT_END_NAMESPACE |
|
1527 |
||
1528 |
#include "qsoundqss_qws.moc" |
|
1529 |
||
1530 |
#endif // QT_NO_SOUND |