Merge remote branch 'origin/4.6' into qt-4.7-from-4.6

Conflicts:
	bin/syncqt
	src/3rdparty/webkit/VERSION
	src/3rdparty/webkit/WebCore/ChangeLog
	src/3rdparty/webkit/WebCore/bridge/qt/qt_instance.cpp
	src/3rdparty/webkit/WebCore/bridge/qt/qt_runtime.h
	src/3rdparty/webkit/WebCore/page/FrameView.cpp
	src/3rdparty/webkit/WebCore/page/FrameView.h
	src/3rdparty/webkit/WebCore/platform/ScrollView.cpp
	src/3rdparty/webkit/WebCore/platform/ScrollView.h
	src/corelib/plugin/quuid.cpp
	src/gui/dialogs/qfontdialog.cpp
	src/multimedia/audio/qaudiodevicefactory.cpp
	src/opengl/qgl.cpp
	src/openvg/qpaintengine_vg.cpp
	tests/auto/qxmlquery/tst_qxmlquery.cpp

8 files changed, 196 insertions, 40 deletions

diff --git a/src/multimedia/audio/qaudiodevicefactory.cpp b/src/multimedia/audio/qaudiodevicefactory.cpp
index 96545b4..736630e 100644
--- a/src/multimedia/audio/qaudiodevicefactory.cpp
+++ b/src/multimedia/audio/qaudiodevicefactory.cpp
@@ -67,7 +67,8 @@
 
 QT_BEGIN_NAMESPACE
 
-#ifndef QT_NO_LIBRARY
+
+#if !defined(QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS)
 Q_GLOBAL_STATIC_WITH_ARGS(QFactoryLoader, loader,
         (QAudioEngineFactoryInterface_iid, QLatin1String("/audio"), Qt::CaseInsensitive))
 #endif
@@ -138,8 +139,7 @@ QList<QAudioDeviceInfo> QAudioDeviceFactory::availableDevices(QAudio::Mode mode)
         devices << QAudioDeviceInfo(QLatin1String("builtin"), handle, mode);
 #endif
 #endif
-
-#ifndef QT_NO_LIBRARY
+#if !defined(QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS)
     QFactoryLoader* l = loader();
 
     foreach (QString const& key, l->keys()) {
@@ -152,13 +152,12 @@ QList<QAudioDeviceInfo> QAudioDeviceFactory::availableDevices(QAudio::Mode mode)
         delete plugin;
     }
 #endif
-
     return devices;
 }
 
 QAudioDeviceInfo QAudioDeviceFactory::defaultInputDevice()
 {
-#ifndef QT_NO_LIBRARY
+#if !defined(QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS)
     QAudioEngineFactoryInterface* plugin = qobject_cast<QAudioEngineFactoryInterface*>(loader()->instance(QLatin1String("default")));
 
     if (plugin) {
@@ -178,7 +177,7 @@ QAudioDeviceInfo QAudioDeviceFactory::defaultInputDevice()
 
 QAudioDeviceInfo QAudioDeviceFactory::defaultOutputDevice()
 {
-#ifndef QT_NO_LIBRARY
+#if !defined(QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS)
     QAudioEngineFactoryInterface* plugin = qobject_cast<QAudioEngineFactoryInterface*>(loader()->instance(QLatin1String("default")));
 
     if (plugin) {
@@ -206,15 +205,13 @@ QAbstractAudioDeviceInfo* QAudioDeviceFactory::audioDeviceInfo(const QString &re
         return new QAudioDeviceInfoInternal(handle, mode);
 #endif
 #endif
-
-#ifndef QT_NO_LIBRARY
+#if !defined(QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS)
     QAudioEngineFactoryInterface* plugin =
         qobject_cast<QAudioEngineFactoryInterface*>(loader()->instance(realm));
 
     if (plugin)
         rc = plugin->createDeviceInfo(handle, mode);
 #endif
-
     return rc == 0 ? new QNullDeviceInfo() : rc;
 }
 
@@ -238,14 +235,13 @@ QAbstractAudioInput* QAudioDeviceFactory::createInputDevice(QAudioDeviceInfo con
         return new QAudioInputPrivate(deviceInfo.handle(), format);
 #endif
 #endif
-#ifndef QT_NO_LIBRARY
+#if !defined(QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS)
     QAudioEngineFactoryInterface* plugin =
         qobject_cast<QAudioEngineFactoryInterface*>(loader()->instance(deviceInfo.realm()));
 
     if (plugin)
         return plugin->createInput(deviceInfo.handle(), format);
 #endif
-
     return new QNullInputDevice();
 }
 
@@ -259,15 +255,13 @@ QAbstractAudioOutput* QAudioDeviceFactory::createOutputDevice(QAudioDeviceInfo c
         return new QAudioOutputPrivate(deviceInfo.handle(), format);
 #endif
 #endif
-
-#ifndef QT_NO_LIBRARY
+#if !defined(QT_NO_LIBRARY) && !defined(QT_NO_SETTINGS)
     QAudioEngineFactoryInterface* plugin =
         qobject_cast<QAudioEngineFactoryInterface*>(loader()->instance(deviceInfo.realm()));
 
     if (plugin)
         return plugin->createOutput(deviceInfo.handle(), format);
 #endif
-
     return new QNullOutputDevice();
 }
 
diff --git a/src/multimedia/audio/qaudiodeviceinfo_alsa_p.cpp b/src/multimedia/audio/qaudiodeviceinfo_alsa_p.cpp
index 36270a7..f663dd2 100644
--- a/src/multimedia/audio/qaudiodeviceinfo_alsa_p.cpp
+++ b/src/multimedia/audio/qaudiodeviceinfo_alsa_p.cpp
@@ -62,6 +62,8 @@ QAudioDeviceInfoInternal::QAudioDeviceInfoInternal(QByteArray dev, QAudio::Mode
 
     device = QLatin1String(dev);
     this->mode = mode;
+
+    checkSurround();
 }
 
 QAudioDeviceInfoInternal::~QAudioDeviceInfoInternal()
@@ -389,6 +391,9 @@ void QAudioDeviceInfoInternal::updateLists()
     }
     channelz.append(1);
     channelz.append(2);
+    if (surround40) channelz.append(4);
+    if (surround51) channelz.append(6);
+    if (surround71) channelz.append(8);
     sizez.append(8);
     sizez.append(16);
     sizez.append(32);
@@ -483,4 +488,45 @@ QByteArray QAudioDeviceInfoInternal::defaultOutputDevice()
     return devices.first();
 }
 
+void QAudioDeviceInfoInternal::checkSurround()
+{
+    QList<QByteArray> devices;
+    surround40 = false;
+    surround51 = false;
+    surround71 = false;
+
+    void **hints, **n;
+    char *name, *descr, *io;
+
+    if(snd_device_name_hint(-1, "pcm", &hints) < 0)
+        return;
+
+    n = hints;
+
+    while (*n != NULL) {
+        name = snd_device_name_get_hint(*n, "NAME");
+        descr = snd_device_name_get_hint(*n, "DESC");
+        io = snd_device_name_get_hint(*n, "IOID");
+        if((name != NULL) && (descr != NULL)) {
+            QString deviceName = QLatin1String(name);
+            if (mode == QAudio::AudioOutput) {
+                if(deviceName.contains(QLatin1String("surround40")))
+                    surround40 = true;
+                if(deviceName.contains(QLatin1String("surround51")))
+                    surround51 = true;
+                if(deviceName.contains(QLatin1String("surround71")))
+                    surround71 = true;
+            }
+        }
+        if(name != NULL)
+            free(name);
+        if(descr != NULL)
+            free(descr);
+        if(io != NULL)
+            free(io);
+        ++n;
+    }
+    snd_device_name_free_hint(hints);
+}
+
 QT_END_NAMESPACE
diff --git a/src/multimedia/audio/qaudiodeviceinfo_alsa_p.h b/src/multimedia/audio/qaudiodeviceinfo_alsa_p.h
index 6f9a459..8525980 100644
--- a/src/multimedia/audio/qaudiodeviceinfo_alsa_p.h
+++ b/src/multimedia/audio/qaudiodeviceinfo_alsa_p.h
@@ -98,6 +98,11 @@ private:
     bool open();
     void close();
 
+    void checkSurround();
+    bool surround40;
+    bool surround51;
+    bool surround71;
+
     QString device;
     QAudio::Mode mode;
     QAudioFormat nearest;
diff --git a/src/multimedia/audio/qaudiodeviceinfo_win32_p.cpp b/src/multimedia/audio/qaudiodeviceinfo_win32_p.cpp
index aee0807..9e8b1bf 100644
--- a/src/multimedia/audio/qaudiodeviceinfo_win32_p.cpp
+++ b/src/multimedia/audio/qaudiodeviceinfo_win32_p.cpp
@@ -374,6 +374,11 @@ void QAudioDeviceInfoInternal::updateLists()
 #endif
 	channelz.append(1);
 	channelz.append(2);
+        if (mode == QAudio::AudioOutput) {
+            channelz.append(4);
+            channelz.append(6);
+            channelz.append(8);
+        }
 
 	byteOrderz.append(QAudioFormat::LittleEndian);
 
diff --git a/src/multimedia/audio/qaudioinput_alsa_p.cpp b/src/multimedia/audio/qaudioinput_alsa_p.cpp
index c9a8b71..58669b3 100644
--- a/src/multimedia/audio/qaudioinput_alsa_p.cpp
+++ b/src/multimedia/audio/qaudioinput_alsa_p.cpp
@@ -120,7 +120,7 @@ int QAudioInputPrivate::xrun_recovery(int err)
         if(err < 0)
             reset = true;
         else {
-            bytesAvailable = bytesReady();
+            bytesAvailable = checkBytesReady();
             if (bytesAvailable <= 0)
                 reset = true;
         }
@@ -408,7 +408,7 @@ bool QAudioInputPrivate::open()
     snd_pcm_start(handle);
 
     // Step 5: Setup timer
-    bytesAvailable = bytesReady();
+    bytesAvailable = checkBytesReady();
 
     if(pullMode)
         connect(audioSource,SIGNAL(readyRead()),this,SLOT(userFeed()));
@@ -437,19 +437,29 @@ void QAudioInputPrivate::close()
     }
 }
 
-int QAudioInputPrivate::bytesReady() const
+int QAudioInputPrivate::checkBytesReady()
 {
     if(resuming)
-        return period_size;
-
-    if(deviceState != QAudio::ActiveState && deviceState != QAudio::IdleState)
-        return 0;
-    int frames = snd_pcm_avail_update(handle);
-    if (frames < 0) return frames;
-    if((int)frames > (int)buffer_frames)
-        frames = buffer_frames;
+        bytesAvailable = period_size;
+    else if(deviceState != QAudio::ActiveState
+            && deviceState != QAudio::IdleState)
+        bytesAvailable = 0;
+    else {
+        int frames = snd_pcm_avail_update(handle);
+        if (frames < 0) {
+            bytesAvailable = frames;
+        } else {
+            if((int)frames > (int)buffer_frames)
+                frames = buffer_frames;
+            bytesAvailable = snd_pcm_frames_to_bytes(handle, frames);
+        }
+    }
+    return bytesAvailable;
+}
 
-    return snd_pcm_frames_to_bytes(handle, frames);
+int QAudioInputPrivate::bytesReady() const
+{
+    return qMax(bytesAvailable, 0);
 }
 
 qint64 QAudioInputPrivate::read(char* data, qint64 len)
@@ -460,12 +470,12 @@ qint64 QAudioInputPrivate::read(char* data, qint64 len)
     if ( !handle )
         return 0;
 
-    bytesAvailable = bytesReady();
+    bytesAvailable = checkBytesReady();
 
     if (bytesAvailable < 0) {
         // bytesAvailable as negative is error code, try to recover from it.
         xrun_recovery(bytesAvailable);
-        bytesAvailable = bytesReady();
+        bytesAvailable = checkBytesReady();
         if (bytesAvailable < 0) {
             // recovery failed must stop and set error.
             close();
@@ -639,11 +649,25 @@ bool QAudioInputPrivate::deviceReady()
         InputPrivate* a = qobject_cast<InputPrivate*>(audioSource);
         a->trigger();
     }
-    bytesAvailable = bytesReady();
+    bytesAvailable = checkBytesReady();
 
     if(deviceState != QAudio::ActiveState)
         return true;
 
+    if (bytesAvailable < 0) {
+        // bytesAvailable as negative is error code, try to recover from it.
+        xrun_recovery(bytesAvailable);
+        bytesAvailable = checkBytesReady();
+        if (bytesAvailable < 0) {
+            // recovery failed must stop and set error.
+            close();
+            errorState = QAudio::IOError;
+            deviceState = QAudio::StoppedState;
+            emit stateChanged(deviceState);
+            return 0;
+        }
+    }
+
     if(intervalTime && (timeStamp.elapsed() + elapsedTimeOffset) > intervalTime) {
         emit notify();
         elapsedTimeOffset = timeStamp.elapsed() + elapsedTimeOffset - intervalTime;
diff --git a/src/multimedia/audio/qaudioinput_alsa_p.h b/src/multimedia/audio/qaudioinput_alsa_p.h
index c907019..52975a6 100644
--- a/src/multimedia/audio/qaudioinput_alsa_p.h
+++ b/src/multimedia/audio/qaudioinput_alsa_p.h
@@ -110,6 +110,7 @@ private slots:
     bool deviceReady();
 
 private:
+    int checkBytesReady();
     int xrun_recovery(int err);
     int setFormat();
     bool open();
diff --git a/src/multimedia/audio/qaudioinput_win32_p.cpp b/src/multimedia/audio/qaudioinput_win32_p.cpp
index 14a1cf3..ece1c26 100644
--- a/src/multimedia/audio/qaudioinput_win32_p.cpp
+++ b/src/multimedia/audio/qaudioinput_win32_p.cpp
@@ -148,7 +148,7 @@ void QAudioInputPrivate::freeBlocks(WAVEHDR* blockArray)
 
     for(int i = 0; i < count; i++) {
         waveInUnprepareHeader(hWaveIn,blocks, sizeof(WAVEHDR));
-        blocks+=sizeof(WAVEHDR);
+        blocks++;
     }
     HeapFree(GetProcessHeap(), 0, blockArray);
 }
diff --git a/src/multimedia/audio/qaudiooutput_win32_p.cpp b/src/multimedia/audio/qaudiooutput_win32_p.cpp
index a8aeb41..99bada2 100644
--- a/src/multimedia/audio/qaudiooutput_win32_p.cpp
+++ b/src/multimedia/audio/qaudiooutput_win32_p.cpp
@@ -52,6 +52,53 @@
 
 #include "qaudiooutput_win32_p.h"
 
+#ifndef SPEAKER_FRONT_LEFT
+    #define SPEAKER_FRONT_LEFT            0x00000001
+    #define SPEAKER_FRONT_RIGHT           0x00000002
+    #define SPEAKER_FRONT_CENTER          0x00000004
+    #define SPEAKER_LOW_FREQUENCY         0x00000008
+    #define SPEAKER_BACK_LEFT             0x00000010
+    #define SPEAKER_BACK_RIGHT            0x00000020
+    #define SPEAKER_FRONT_LEFT_OF_CENTER  0x00000040
+    #define SPEAKER_FRONT_RIGHT_OF_CENTER 0x00000080
+    #define SPEAKER_BACK_CENTER           0x00000100
+    #define SPEAKER_SIDE_LEFT             0x00000200
+    #define SPEAKER_SIDE_RIGHT            0x00000400
+    #define SPEAKER_TOP_CENTER            0x00000800
+    #define SPEAKER_TOP_FRONT_LEFT        0x00001000
+    #define SPEAKER_TOP_FRONT_CENTER      0x00002000
+    #define SPEAKER_TOP_FRONT_RIGHT       0x00004000
+    #define SPEAKER_TOP_BACK_LEFT         0x00008000
+    #define SPEAKER_TOP_BACK_CENTER       0x00010000
+    #define SPEAKER_TOP_BACK_RIGHT        0x00020000
+    #define SPEAKER_RESERVED              0x7FFC0000
+    #define SPEAKER_ALL                   0x80000000
+#endif
+
+#ifndef _WAVEFORMATEXTENSIBLE_
+
+    #define _WAVEFORMATEXTENSIBLE_
+    typedef struct
+    {
+        WAVEFORMATEX Format;          // Base WAVEFORMATEX data
+        union
+        {
+            WORD wValidBitsPerSample; // Valid bits in each sample container
+            WORD wSamplesPerBlock;    // Samples per block of audio data; valid
+                                      // if wBitsPerSample=0 (but rarely used).
+            WORD wReserved;           // Zero if neither case above applies.
+        } Samples;
+        DWORD dwChannelMask;          // Positions of the audio channels
+        GUID SubFormat;               // Format identifier GUID
+    } WAVEFORMATEXTENSIBLE, *PWAVEFORMATEXTENSIBLE, *LPPWAVEFORMATEXTENSIBLE;
+    typedef const WAVEFORMATEXTENSIBLE* LPCWAVEFORMATEXTENSIBLE;
+
+#endif
+
+#if !defined(WAVE_FORMAT_EXTENSIBLE)
+#define WAVE_FORMAT_EXTENSIBLE 0xFFFE
+#endif
+
 //#define DEBUG_AUDIO 1
 
 QT_BEGIN_NAMESPACE
@@ -146,7 +193,7 @@ void QAudioOutputPrivate::freeBlocks(WAVEHDR* blockArray)
 
     for(int i = 0; i < count; i++) {
         waveOutUnprepareHeader(hWaveOut,blocks, sizeof(WAVEHDR));
-        blocks+=sizeof(WAVEHDR);
+        blocks++;
     }
     HeapFree(GetProcessHeap(), 0, blockArray);
 }
@@ -258,15 +305,49 @@ bool QAudioOutputPrivate::open()
 	}
     }
 
-    if(waveOutOpen(&hWaveOut, devId, &wfx,
-                (DWORD_PTR)&waveOutProc,
-                (DWORD_PTR) this,
-                CALLBACK_FUNCTION) != MMSYSERR_NOERROR) {
-        errorState = QAudio::OpenError;
-        deviceState = QAudio::StoppedState;
-        emit stateChanged(deviceState);
-        qWarning("QAudioOutput: open error");
-        return false;
+    if ( settings.channels() <= 2) {
+        if(waveOutOpen(&hWaveOut, devId, &wfx,
+                    (DWORD_PTR)&waveOutProc,
+                    (DWORD_PTR) this,
+                    CALLBACK_FUNCTION) != MMSYSERR_NOERROR) {
+            errorState = QAudio::OpenError;
+            deviceState = QAudio::StoppedState;
+            emit stateChanged(deviceState);
+            qWarning("QAudioOutput: open error");
+            return false;
+        }
+    } else {
+        WAVEFORMATEXTENSIBLE wfex;
+        wfex.Format.wFormatTag = WAVE_FORMAT_EXTENSIBLE;
+        wfex.Format.nChannels = settings.channels();
+        wfex.Format.wBitsPerSample = settings.sampleSize();
+        wfex.Format.nSamplesPerSec = settings.frequency();
+        wfex.Format.nBlockAlign = wfex.Format.nChannels*wfex.Format.wBitsPerSample/8;
+        wfex.Format.nAvgBytesPerSec=wfex.Format.nSamplesPerSec*wfex.Format.nBlockAlign;
+        wfex.Samples.wValidBitsPerSample=wfex.Format.wBitsPerSample;
+        static const GUID _KSDATAFORMAT_SUBTYPE_PCM = {
+             0x00000001, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
+        wfex.SubFormat=_KSDATAFORMAT_SUBTYPE_PCM;
+        wfex.Format.cbSize=22;
+
+        wfex.dwChannelMask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT;
+        if (settings.channels() >= 4)
+            wfex.dwChannelMask |= SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT;
+        if (settings.channels() >= 6)
+            wfex.dwChannelMask |= SPEAKER_FRONT_CENTER | SPEAKER_LOW_FREQUENCY;
+        if (settings.channels() == 8)
+            wfex.dwChannelMask |= SPEAKER_SIDE_LEFT | SPEAKER_SIDE_RIGHT;
+
+        if(waveOutOpen(&hWaveOut, devId, &wfex.Format,
+                    (DWORD_PTR)&waveOutProc,
+                    (DWORD_PTR) this,
+                    CALLBACK_FUNCTION) != MMSYSERR_NOERROR) {
+            errorState = QAudio::OpenError;
+            deviceState = QAudio::StoppedState;
+            emit stateChanged(deviceState);
+            qWarning("QAudioOutput: open error");
+            return false;
+        }
     }
 
     totalTimeValue = 0;