Add -audio-backend and -no-audio-backend configure option.

Allow better control over audio backend used.

Reviewed-by:Justin McPherson

5 files changed, 45 insertions, 4 deletions

diff --git a/configure b/configure
index b6ce9e6..41f4991 100755
--- a/configure
+++ b/configure
@@ -672,6 +672,7 @@ CFG_RELEASE_QMAKE=no
 CFG_PHONON=auto
 CFG_PHONON_BACKEND=yes
 CFG_MULTIMEDIA=yes
+CFG_AUDIO_BACKEND=yes
 CFG_SVG=yes
 CFG_DECLARATIVE=auto
 CFG_WEBKIT=auto # (yes|no|auto)
@@ -914,7 +915,7 @@ while [ "$#" -gt 0 ]; do
         VAL=no
         ;;
     #Qt style yes options
-        -incremental|-qvfb|-profile|-shared|-static|-sm|-xinerama|-xshape|-xsync|-xinput|-reduce-exports|-pch|-separate-debug-info|-stl|-freetype|-xcursor|-xfixes|-xrandr|-xrender|-mitshm|-fontconfig|-xkb|-nis|-qdbus|-dbus|-dbus-linked|-glib|-gstreamer|-gtkstyle|-cups|-iconv|-largefile|-h|-help|-v|-verbose|-debug|-release|-fast|-accessibility|-confirm-license|-gnumake|-framework|-qt3support|-debug-and-release|-exceptions|-cocoa|-universal|-prefix-install|-silent|-armfpa|-optimized-qmake|-dwarf2|-reduce-relocations|-sse|-openssl|-openssl-linked|-ptmalloc|-xmlpatterns|-phonon|-phonon-backend|-multimedia|-svg|-declarative|-webkit|-javascript-jit|-script|-scripttools|-rpath|-force-pkg-config)
+        -incremental|-qvfb|-profile|-shared|-static|-sm|-xinerama|-xshape|-xsync|-xinput|-reduce-exports|-pch|-separate-debug-info|-stl|-freetype|-xcursor|-xfixes|-xrandr|-xrender|-mitshm|-fontconfig|-xkb|-nis|-qdbus|-dbus|-dbus-linked|-glib|-gstreamer|-gtkstyle|-cups|-iconv|-largefile|-h|-help|-v|-verbose|-debug|-release|-fast|-accessibility|-confirm-license|-gnumake|-framework|-qt3support|-debug-and-release|-exceptions|-cocoa|-universal|-prefix-install|-silent|-armfpa|-optimized-qmake|-dwarf2|-reduce-relocations|-sse|-openssl|-openssl-linked|-ptmalloc|-xmlpatterns|-phonon|-phonon-backend|-multimedia|-audio-backend|-svg|-declarative|-webkit|-javascript-jit|-script|-scripttools|-rpath|-force-pkg-config)
         VAR=`echo $1 | sed "s,^-\(.*\),\1,"`
         VAL=yes
         ;;
@@ -2078,6 +2079,13 @@ while [ "$#" -gt 0 ]; do
             UNKNOWN_OPT=yes
         fi
         ;;
+    audio-backend)
+        if [ "$VAL" = "yes" ] || [ "$VAL" = "no" ]; then
+            CFG_AUDIO_BACKEND="$VAL"
+        else
+            UNKNOWN_OPT=yes
+        fi
+        ;;
     *)
         UNKNOWN_OPT=yes
         ;;
@@ -3255,7 +3263,7 @@ Usage:  $relconf [-h] [-prefix <dir>] [-prefix-install] [-bindir <dir>] [-libdir
         [-qtnamespace <namespace>] [-qtlibinfix <infix>] [-separate-debug-info] [-armfpa]
         [-no-optimized-qmake] [-optimized-qmake] [-no-xmlpatterns] [-xmlpatterns]
         [-no-multimedia] [-multimedia] [-no-phonon] [-phonon] [-no-phonon-backend] [-phonon-backend]
-        [-no-openssl] [-openssl] [-openssl-linked]
+        [-no-audio-backend] [-audio-backend] [-no-openssl] [-openssl] [-openssl-linked]
         [-no-gtkstyle] [-gtkstyle] [-no-svg] [-svg] [-no-webkit] [-webkit] [-no-javascript-jit] [-javascript-jit]
         [-no-script] [-script] [-no-scripttools] [-scripttools] [-no-declarative] [-declarative]
 
@@ -3393,6 +3401,9 @@ fi
     -no-multimedia ..... Do not build the QtMultimedia module.
  +  -multimedia ........ Build the QtMultimedia module.
 
+    -no-audio-backend .. Do not build the platform audio backend into QtMultimedia.
+ +  -audio-backend ..... Build the platform audio backend into QtMultimedia if available.
+
     -no-phonon ......... Do not build the Phonon module.
  +  -phonon ............ Build the Phonon module.
                          Phonon is built if a decent C++ compiler is used.
@@ -6440,6 +6451,10 @@ else
     QT_CONFIG="$QT_CONFIG multimedia"
 fi
 
+if [ "$CFG_AUDIO_BACKEND" = "yes" ]; then
+    QT_CONFIG="$QT_CONFIG audio-backend"
+fi
+
 if [ "$CFG_SVG" = "yes" ]; then
     QT_CONFIG="$QT_CONFIG svg"
 else
diff --git a/configure.exe b/configure.exe
index 7fe4a93..a410efc 100755
--- a/configure.exe
+++ b/configure.exe
diff --git a/src/multimedia/audio/audio.pri b/src/multimedia/audio/audio.pri
index c445941..625b871c 100644
--- a/src/multimedia/audio/audio.pri
+++ b/src/multimedia/audio/audio.pri
@@ -17,6 +17,8 @@ SOURCES += $$PWD/qaudio.cpp \
            $$PWD/qaudioengine.cpp \
            $$PWD/qaudiodevicefactory.cpp
 
+contains(QT_CONFIG, audio-backend) {
+
 mac {
     HEADERS +=  $$PWD/qaudioinput_mac_p.h \
                 $$PWD/qaudiooutput_mac_p.h \
@@ -51,3 +53,6 @@ mac {
         }
     }
 }
+} else {
+    DEFINES += QT_NO_AUDIO_BACKEND
+}
diff --git a/src/multimedia/audio/qaudiodevicefactory.cpp b/src/multimedia/audio/qaudiodevicefactory.cpp
index 89e4394..bc1656d 100644
--- a/src/multimedia/audio/qaudiodevicefactory.cpp
+++ b/src/multimedia/audio/qaudiodevicefactory.cpp
@@ -45,6 +45,7 @@
 #include <private/qfactoryloader_p.h>
 #include "qaudiodevicefactory_p.h"
 
+#ifndef QT_NO_AUDIO_BACKEND
 #if defined(Q_OS_WIN)
 #include "qaudiodeviceinfo_win32_p.h"
 #include "qaudiooutput_win32_p.h"
@@ -58,6 +59,7 @@
 #include "qaudiooutput_alsa_p.h"
 #include "qaudioinput_alsa_p.h"
 #endif
+#endif
 
 QT_BEGIN_NAMESPACE
 
@@ -125,10 +127,12 @@ public:
 QList<QAudioDeviceInfo> QAudioDeviceFactory::availableDevices(QAudio::Mode mode)
 {
     QList<QAudioDeviceInfo> devices;
+#ifndef QT_NO_AUDIO_BACKEND
 #if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA))
     foreach (const QByteArray &handle, QAudioDeviceInfoInternal::availableDevices(mode))
         devices << QAudioDeviceInfo(QLatin1String("builtin"), handle, mode);
 #endif
+#endif
     QFactoryLoader* l = loader();
 
     foreach (QString const& key, l->keys()) {
@@ -153,9 +157,11 @@ QAudioDeviceInfo QAudioDeviceFactory::defaultInputDevice()
         if (list.size() > 0)
             return QAudioDeviceInfo(QLatin1String("default"), list.at(0), QAudio::AudioInput);
     }
+#ifndef QT_NO_AUDIO_BACKEND
 #if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA))
     return QAudioDeviceInfo(QLatin1String("builtin"), QAudioDeviceInfoInternal::defaultInputDevice(), QAudio::AudioInput);
 #endif
+#endif
     return QAudioDeviceInfo();
 }
 
@@ -168,9 +174,11 @@ QAudioDeviceInfo QAudioDeviceFactory::defaultOutputDevice()
         if (list.size() > 0)
             return QAudioDeviceInfo(QLatin1String("default"), list.at(0), QAudio::AudioOutput);
     }
+#ifndef QT_NO_AUDIO_BACKEND
 #if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA))
     return QAudioDeviceInfo(QLatin1String("builtin"), QAudioDeviceInfoInternal::defaultOutputDevice(), QAudio::AudioOutput);
 #endif
+#endif
     return QAudioDeviceInfo();
 }
 
@@ -178,10 +186,12 @@ QAbstractAudioDeviceInfo* QAudioDeviceFactory::audioDeviceInfo(const QString &re
 {
     QAbstractAudioDeviceInfo *rc = 0;
 
+#ifndef QT_NO_AUDIO_BACKEND
 #if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA))
     if (realm == QLatin1String("builtin"))
         return new QAudioDeviceInfoInternal(handle, mode);
 #endif
+#endif
     QAudioEngineFactoryInterface* plugin =
         qobject_cast<QAudioEngineFactoryInterface*>(loader()->instance(realm));
 
@@ -205,10 +215,12 @@ QAbstractAudioInput* QAudioDeviceFactory::createInputDevice(QAudioDeviceInfo con
 {
     if (deviceInfo.isNull())
         return new QNullInputDevice();
+#ifndef QT_NO_AUDIO_BACKEND
 #if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA))
     if (deviceInfo.realm() == QLatin1String("builtin"))
         return new QAudioInputPrivate(deviceInfo.handle(), format);
 #endif
+#endif
     QAudioEngineFactoryInterface* plugin =
         qobject_cast<QAudioEngineFactoryInterface*>(loader()->instance(deviceInfo.realm()));
 
@@ -222,10 +234,12 @@ QAbstractAudioOutput* QAudioDeviceFactory::createOutputDevice(QAudioDeviceInfo c
 {
     if (deviceInfo.isNull())
         return new QNullOutputDevice();
+#ifndef QT_NO_AUDIO_BACKEND
 #if (defined(Q_OS_WIN) || defined(Q_OS_MAC) || defined(HAS_ALSA))
     if (deviceInfo.realm() == QLatin1String("builtin"))
         return new QAudioOutputPrivate(deviceInfo.handle(), format);
 #endif
+#endif
     QAudioEngineFactoryInterface* plugin =
         qobject_cast<QAudioEngineFactoryInterface*>(loader()->instance(deviceInfo.realm()));
 
diff --git a/tools/configure/configureapp.cpp b/tools/configure/configureapp.cpp
index 735e030..9143ca7 100644
--- a/tools/configure/configureapp.cpp
+++ b/tools/configure/configureapp.cpp
@@ -247,6 +247,7 @@ Configure::Configure( int& argc, char** argv )
     dictionary[ "PHONON" ]          = "auto";
     dictionary[ "PHONON_BACKEND" ]  = "yes";
     dictionary[ "MULTIMEDIA" ]      = "yes";
+    dictionary[ "AUDIO_BACKEND" ]   = "yes";
     dictionary[ "DIRECTSHOW" ]      = "no";
     dictionary[ "WEBKIT" ]          = "auto";
     dictionary[ "DECLARATIVE" ]     = "auto";
@@ -897,6 +898,10 @@ void Configure::parseCmdLine()
             dictionary[ "MULTIMEDIA" ] = "no";
         } else if( configCmdLine.at(i) == "-multimedia" ) {
             dictionary[ "MULTIMEDIA" ] = "yes";
+        } else if( configCmdLine.at(i) == "-audio-backend" ) {
+            dictionary[ "AUDIO_BACKEND" ] = "yes";
+        } else if( configCmdLine.at(i) == "-no-audio-backend" ) {
+            dictionary[ "AUDIO_BACKEND" ] = "no";
         } else if( configCmdLine.at(i) == "-no-phonon" ) {
             dictionary[ "PHONON" ] = "no";
         } else if( configCmdLine.at(i) == "-phonon" ) {
@@ -1567,9 +1572,9 @@ bool Configure::displayHelp()
                     "[-no-openssl] [-no-dbus] [-dbus] [-dbus-linked] [-platform <spec>]\n"
                     "[-qtnamespace <namespace>] [-qtlibinfix <infix>] [-no-phonon]\n"
                     "[-phonon] [-no-phonon-backend] [-phonon-backend]\n"
-                    "[-no-multimedia] [-multimedia] [-no-webkit] [-webkit]\n"
+                    "[-no-multimedia] [-multimedia] [-no-audio-backend] [-audio-backend]\n"
                     "[-no-script] [-script] [-no-scripttools] [-scripttools]\n"
-                    "[-graphicssystem raster|opengl|openvg]\n\n", 0, 7);
+                    "[-no-webkit] [-webkit] [-graphicssystem raster|opengl|openvg]\n\n", 0, 7);
 
         desc("Installation options:\n\n");
 
@@ -1749,6 +1754,8 @@ bool Configure::displayHelp()
         desc("PHONON_BACKEND","yes","-phonon-backend",  "Compile in the platform-specific Phonon backend-plugin");
         desc("MULTIMEDIA", "no", "-no-multimedia",      "Do not compile the multimedia module");
         desc("MULTIMEDIA", "yes","-multimedia",         "Compile in multimedia module");
+        desc("AUDIO_BACKEND", "no","-no-audio-backend", "Do not compile in the platform audio backend into QtMultimedia");
+        desc("AUDIO_BACKEND", "yes","-audio-backend",   "Compile in the platform audio backend into QtMultimedia");
         desc("WEBKIT", "no",    "-no-webkit",           "Do not compile in the WebKit module");
         desc("WEBKIT", "yes",   "-webkit",              "Compile in the WebKit module (WebKit is built if a decent C++ compiler is used.)");
         desc("SCRIPT", "no",    "-no-script",           "Do not build the QtScript module.");