AVFoundation: Enable use of QMediaPlayer for audio on iOS

This commit disables the video components of the AVFoundation
mediaplayer backend when building for iOS and enables the use of
QMediaPlayer with audio assets.

Change-Id: Iadd6f9c61ed1e656301326e90a22cbca6428b654
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@digia.com>

src/multimedia/multimedia.pro

@@ -63,9 +63,6 @@ ANDROID_BUNDLED_FILES += \
 MODULE_PLUGIN_TYPES = \
     mediaservice
 
-mac {
-   LIBS += -framework AppKit -framework QuartzCore -framework QTKit
-}
 win32:LIBS += -luuid
 
 HEADERS += $$PUBLIC_HEADERS $$PRIVATE_HEADERS

src/plugins/avfoundation/avfoundation.pro

@@ -1,4 +1,5 @@
 TEMPLATE = subdirs
 
-SUBDIRS += camera \
-           mediaplayer
+!ios: SUBDIRS += camera
+
+SUBDIRS += mediaplayer

src/plugins/avfoundation/mediaplayer/avfmediaplayerservice.mm

@@ -43,11 +43,13 @@
 #include "avfmediaplayersession.h"
 #include "avfmediaplayercontrol.h"
 #include "avfmediaplayermetadatacontrol.h"
-#include "avfvideooutput.h"
-#include "avfvideorenderercontrol.h"
+#if defined(Q_OS_OSX)
+# include "avfvideooutput.h"
+# include "avfvideorenderercontrol.h"
 
-#ifndef QT_NO_WIDGETS
-#include "avfvideowidgetcontrol.h"
+# ifndef QT_NO_WIDGETS
+#  include "avfvideowidgetcontrol.h"
+# endif
 #endif
 
 QT_USE_NAMESPACE
@@ -83,7 +85,7 @@ QMediaControl *AVFMediaPlayerService::requestControl(const char *name)
 
     if (qstrcmp(name, QMetaDataReaderControl_iid) == 0)
         return m_playerMetaDataControl;
-
+#if defined(Q_OS_OSX)
     if (qstrcmp(name, QVideoRendererControl_iid) == 0) {
         if (!m_videoOutput)
             m_videoOutput = new AVFVideoRendererControl(this);
@@ -91,7 +93,7 @@ QMediaControl *AVFMediaPlayerService::requestControl(const char *name)
         m_session->setVideoOutput(qobject_cast<AVFVideoOutput*>(m_videoOutput));
         return m_videoOutput;
     }
-#ifndef QT_NO_WIDGETS
+# ifndef QT_NO_WIDGETS
     if (qstrcmp(name, QVideoWidgetControl_iid) == 0) {
         if (!m_videoOutput)
             m_videoOutput = new AVFVideoWidgetControl(this);
@@ -99,8 +101,8 @@ QMediaControl *AVFMediaPlayerService::requestControl(const char *name)
         m_session->setVideoOutput(qobject_cast<AVFVideoOutput*>(m_videoOutput));
         return m_videoOutput;
     }
+# endif
 #endif
-
     return 0;
 }
 
@@ -109,7 +111,7 @@ void AVFMediaPlayerService::releaseControl(QMediaControl *control)
 #ifdef QT_DEBUG_AVF
     qDebug() << Q_FUNC_INFO << control;
 #endif
-
+#if defined(Q_OS_OSX)
     if (m_videoOutput == control) {
         AVFVideoRendererControl *renderControl = qobject_cast<AVFVideoRendererControl*>(m_videoOutput);
         if (renderControl)
@@ -118,4 +120,5 @@ void AVFMediaPlayerService::releaseControl(QMediaControl *control)
         m_session->setVideoOutput(0);
         delete control;
     }
+#endif
 }

src/plugins/avfoundation/mediaplayer/avfmediaplayersession.mm

@@ -240,9 +240,11 @@ static void *AVFMediaPlayerSessionObserverCurrentItemObservationContext = &AVFMe
     m_player = [AVPlayer playerWithPlayerItem:m_playerItem];
     [m_player retain];
 
+#if defined(Q_OS_OSX)
     //Set the initial volume on new player object
     if (self.session)
         m_player.volume = m_session->volume() / 100.0f;
+#endif
 
     //Create a new player layer if we don't have one already
     if (!m_playerLayer)
@@ -735,10 +737,12 @@ void AVFMediaPlayerSession::setVolume(int volume)
 
     m_volume = volume;
 
+#if defined(Q_OS_OSX)
     AVPlayer *player = [(AVFMediaPlayerSessionObserver*)m_observer player];
     if (player) {
         [[(AVFMediaPlayerSessionObserver*)m_observer player] setVolume:m_volume / 100.0f];
     }
+#endif
 
     Q_EMIT volumeChanged(m_volume);
 }
@@ -752,9 +756,9 @@ void AVFMediaPlayerSession::setMuted(bool muted)
         return;
 
     m_muted = muted;
-
+#if defined(Q_OS_OSX)
     [[(AVFMediaPlayerSessionObserver*)m_observer player] setMuted:m_muted];
-
+#endif
     Q_EMIT mutedChanged(muted);
 }
 

src/plugins/avfoundation/mediaplayer/mediaplayer.pro

@@ -20,32 +20,39 @@ HEADERS += \
     avfmediaplayermetadatacontrol.h \
     avfmediaplayerservice.h \
     avfmediaplayersession.h \
-    avfmediaplayerserviceplugin.h \
-    avfvideorenderercontrol.h \
-    avfdisplaylink.h \
-    avfvideoframerenderer.h \
-    avfvideooutput.h
+    avfmediaplayerserviceplugin.h
 
 OBJECTIVE_SOURCES += \
     avfmediaplayercontrol.mm \
     avfmediaplayermetadatacontrol.mm \
     avfmediaplayerservice.mm \
     avfmediaplayerserviceplugin.mm \
-    avfmediaplayersession.mm \
-    avfvideorenderercontrol.mm \
-    avfdisplaylink.mm \
-    avfvideoframerenderer.mm \
-    avfvideooutput.mm
+    avfmediaplayersession.mm
 
-qtHaveModule(widgets) {
-    QT += multimediawidgets-private opengl
+!ios {
     HEADERS += \
-        avfvideowidgetcontrol.h \
-        avfvideowidget.h
-
+        avfvideorenderercontrol.h \
+        avfdisplaylink.h \
+        avfvideoframerenderer.h \
+        avfvideooutput.h
     OBJECTIVE_SOURCES += \
-        avfvideowidgetcontrol.mm \
-        avfvideowidget.mm
+        avfvideorenderercontrol.mm \
+        avfdisplaylink.mm \
+        avfvideoframerenderer.mm \
+        avfvideooutput.mm
+
+    LIBS += -framework QuartzCore -framework AppKit
+
+    qtHaveModule(widgets) {
+        QT += multimediawidgets-private opengl
+        HEADERS += \
+            avfvideowidgetcontrol.h \
+            avfvideowidget.h
+
+        OBJECTIVE_SOURCES += \
+            avfvideowidgetcontrol.mm \
+            avfvideowidget.mm
+    }
 }
 
 OTHER_FILES += \

src/plugins/plugins.pro

@@ -47,10 +47,9 @@ unix:!mac {
 mac:!simulator {
     SUBDIRS += audiocapture
 
-    !ios {
-        SUBDIRS += qt7
-        config_avfoundation: SUBDIRS += avfoundation
-    }
+    config_avfoundation: SUBDIRS += avfoundation
+
+    !ios: SUBDIRS += qt7
 }
 
 config_opensles {