--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtmobility/plugins/multimedia/symbian/mmf/audiosource/s60audioencodercontrol.cpp	Mon May 03 13:18:40 2010 +0300
@@ -0,0 +1,257 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Mobility Components.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "s60audioencodercontrol.h"
+#include "s60audiocapturesession.h"
+
+#include <QAudioFormat>
+
+#include <QtCore/qdebug.h>
+
+S60AudioEncoderControl::S60AudioEncoderControl(QObject *session, QObject *parent)
+    :QAudioEncoderControl(parent)
+{
+    qDebug()<<"S60AudioEncoderControl::S60AudioEncoderControl";
+    QAudioFormat fmt;
+    fmt.setSampleSize(8);
+    fmt.setChannels(1);
+    fmt.setFrequency(8000);
+    fmt.setSampleType(QAudioFormat::SignedInt);
+    //fmt.setCodec("audio/pcm");
+
+    m_session = qobject_cast<S60AudioCaptureSession*>(session);
+}
+
+S60AudioEncoderControl::~S60AudioEncoderControl()
+{
+}
+
+QStringList S60AudioEncoderControl::supportedAudioCodecs() const
+{
+    return m_session->supportedAudioCodecs();
+}
+
+QString S60AudioEncoderControl::audioCodec() const
+{
+    return m_session->format().codec();
+}
+
+bool S60AudioEncoderControl::setAudioCodec(const QString &codecName)
+{
+    QAudioFormat fmt = m_session->format();
+    fmt.setCodec(codecName);
+    return m_session->setFormat(fmt);
+}
+
+QString S60AudioEncoderControl::codecDescription(const QString &codecName) const
+{
+	return m_session->codecDescription(codecName);    
+}
+
+int S60AudioEncoderControl::bitRate() const
+{
+    return (m_session->format().frequency() * m_session->format().channels() * (m_session->format().sampleSize() / 8));
+}
+
+void S60AudioEncoderControl::setBitRate(int value)
+{
+    Q_UNUSED(value)
+}
+
+QtMedia::EncodingQuality S60AudioEncoderControl::quality() const
+{
+    return QtMedia::NormalQuality;
+}
+
+void S60AudioEncoderControl::setQuality(QtMedia::EncodingQuality value)
+{
+    QAudioFormat fmt = m_session->format();
+
+    switch (value) {
+        case QtMedia::VeryLowQuality:
+        case QtMedia::LowQuality:
+            // low, 8000Hz mono U8
+            fmt.setSampleType(QAudioFormat::UnSignedInt);
+            fmt.setSampleSize(8);
+            fmt.setFrequency(8000);
+            fmt.setChannels(1);
+            break;
+        case QtMedia::NormalQuality:
+            // medium, 22050Hz mono S16
+            fmt.setSampleType(QAudioFormat::SignedInt);
+            fmt.setSampleSize(16);
+            fmt.setFrequency(22050);
+            fmt.setChannels(1);
+            break;
+        case QtMedia::HighQuality:
+        case QtMedia::VeryHighQuality:    
+            // high, 44100Hz mono S16
+            fmt.setSampleType(QAudioFormat::SignedInt);
+            fmt.setSampleSize(16);
+            fmt.setFrequency(44100);
+            fmt.setChannels(1);
+            break;
+        default:
+            break;
+    }
+    m_session->setFormat(fmt);
+}
+
+QStringList S60AudioEncoderControl::supportedEncodingOptions(const QString &codec) const
+{
+    Q_UNUSED(codec)
+
+    QStringList list;
+    return list;
+}
+
+QVariant S60AudioEncoderControl::encodingOption(const QString &codec, const QString &name) const
+{
+    Q_UNUSED(codec)
+	QAudioFormat fmt = m_session->format();
+    
+    if(qstrcmp(name.toLocal8Bit().constData(), "bitrate") == 0) {
+        return QVariant(fmt.frequency());
+    }
+
+    return QVariant();
+}
+
+void S60AudioEncoderControl::setEncodingOption(
+        const QString &codec, const QString &name, const QVariant &value)
+{
+    Q_UNUSED(value)
+    Q_UNUSED(codec)
+
+    //QAudioFormat fmt = m_session->format();
+
+    if(qstrcmp(name.toLocal8Bit().constData(), "bitrate") == 0) {
+        if (value.toString() == "vbr")
+            setBitRate(-1);
+        else
+            setBitRate(value.toInt());
+
+    } else if(qstrcmp(name.toLocal8Bit().constData(), "quality") == 0) {
+        setQuality((QtMedia::EncodingQuality)value.toInt());
+
+    } else
+        qWarning() << "option: " << name << " is an unknown option!";
+}
+
+int S60AudioEncoderControl::sampleRate() const
+{
+    return m_session->format().frequency();
+}
+
+void S60AudioEncoderControl::setSampleRate(int sampleRate)
+{
+    if (sampleRate > 0) {
+        QAudioFormat fmt = m_session->format();
+        fmt.setFrequency(sampleRate);
+        m_session->setFormat(fmt);
+    }
+}
+
+QList<int> S60AudioEncoderControl::supportedSampleRates(const QAudioEncoderSettings &settings, bool *continuous) const
+{
+    if (continuous)
+        *continuous = false;
+    
+    return m_session->supportedAudioSampleRates();       
+}
+
+int S60AudioEncoderControl::channelCount() const
+{
+    return m_session->format().channels();
+}
+
+void S60AudioEncoderControl::setChannelCount(int channels)
+{
+    if (channels > 0) {
+        QAudioFormat fmt = m_session->format();
+        fmt.setChannels(channels);
+        m_session->setFormat(fmt);
+    }
+}
+
+QList<int> S60AudioEncoderControl::supportedChannelCounts() const
+{
+    return QList<int>() << 1 << 2;
+}
+
+int S60AudioEncoderControl::sampleSize() const
+{
+    return m_session->format().sampleSize();
+}
+
+void S60AudioEncoderControl::setSampleSize(int sampleSize)
+{
+    QAudioFormat fmt = m_session->format();
+    fmt.setSampleSize(sampleSize);
+    m_session->setFormat(fmt);
+}
+
+QList<int> S60AudioEncoderControl::supportedSampleSizes() const
+{
+    //QList<int> sizes = m_session->deviceInfo()->supportedSampleSizes();
+    return QList<int>(); //sizes;
+}
+
+QAudioEncoderSettings S60AudioEncoderControl::audioSettings() const
+{
+    QAudioEncoderSettings settings;
+    settings.setCodec(audioCodec());
+    settings.setBitRate(bitRate());
+    settings.setQuality(quality());
+    settings.setSampleRate(sampleRate());
+    settings.setChannelCount(channelCount());
+    return settings;
+}
+
+void S60AudioEncoderControl::setAudioSettings(const QAudioEncoderSettings &settings)
+{
+    setAudioCodec(settings.codec());
+    setBitRate(settings.bitRate());
+    setSampleRate(settings.sampleRate());
+    setChannelCount(settings.channelCount());
+    // Setting quality will override other settings except codec
+    setQuality(settings.quality());
+}