Android: added camera support.

This patch includes all camera features: viewport, settings, image
capture, and video recording.
It also adds support for QAudioRecorder.

Change-Id: Ib962177cc8de4bac03f42a2bc0f534e03464bbfc
Reviewed-by: Christian Stromme <christian.stromme@digia.com>

1 files changed, 149 insertions, 0 deletions

diff --git a/src/plugins/android/src/qandroidmediaserviceplugin.cpp b/src/plugins/android/src/qandroidmediaserviceplugin.cpp
new file mode 100644
index 000000000..d7a2cd29f
--- /dev/null
+++ b/src/plugins/android/src/qandroidmediaserviceplugin.cpp
@@ -0,0 +1,149 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** 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, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qandroidmediaserviceplugin.h"
+
+#include "qandroidmediaservice.h"
+#include "qandroidcaptureservice.h"
+#include "qandroidvideodeviceselectorcontrol.h"
+#include "qandroidaudioinputselectorcontrol.h"
+#include "jmediaplayer.h"
+#include "jsurfacetexture.h"
+#include "jsurfacetextureholder.h"
+#include "jcamera.h"
+#include "jmultimediautils.h"
+#include "jmediarecorder.h"
+#include <qdebug.h>
+
+QT_BEGIN_NAMESPACE
+
+QAndroidMediaServicePlugin::QAndroidMediaServicePlugin()
+{
+}
+
+QAndroidMediaServicePlugin::~QAndroidMediaServicePlugin()
+{
+}
+
+QMediaService *QAndroidMediaServicePlugin::create(const QString &key)
+{
+    if (key == QLatin1String(Q_MEDIASERVICE_MEDIAPLAYER))
+        return new QAndroidMediaService;
+
+    if (key == QLatin1String(Q_MEDIASERVICE_CAMERA)
+            || key == QLatin1String(Q_MEDIASERVICE_AUDIOSOURCE)) {
+        return new QAndroidCaptureService(key);
+    }
+
+    qWarning() << "Android service plugin: unsupported key:" << key;
+    return 0;
+}
+
+void QAndroidMediaServicePlugin::release(QMediaService *service)
+{
+    delete service;
+}
+
+QMediaServiceProviderHint::Features QAndroidMediaServicePlugin::supportedFeatures(const QByteArray &service) const
+{
+    if (service == Q_MEDIASERVICE_MEDIAPLAYER)
+        return QMediaServiceProviderHint::VideoSurface;
+
+    if (service == Q_MEDIASERVICE_CAMERA)
+        return QMediaServiceProviderHint::VideoSurface | QMediaServiceProviderHint::RecordingSupport;
+
+    if (service == Q_MEDIASERVICE_AUDIOSOURCE)
+        return QMediaServiceProviderHint::RecordingSupport;
+
+    return QMediaServiceProviderHint::Features();
+}
+
+QList<QByteArray> QAndroidMediaServicePlugin::devices(const QByteArray &service) const
+{
+    if (service == Q_MEDIASERVICE_CAMERA)
+        return QAndroidVideoDeviceSelectorControl::availableDevices();
+
+    if (service == Q_MEDIASERVICE_AUDIOSOURCE)
+        return QAndroidAudioInputSelectorControl::availableDevices();
+
+    return QList<QByteArray>();
+}
+
+QString QAndroidMediaServicePlugin::deviceDescription(const QByteArray &service, const QByteArray &device)
+{
+    if (service == Q_MEDIASERVICE_CAMERA)
+        return QAndroidVideoDeviceSelectorControl::availableDeviceDescription(device);
+
+    if (service == Q_MEDIASERVICE_AUDIOSOURCE)
+        return QAndroidAudioInputSelectorControl::availableDeviceDescription(device);
+
+    return QString();
+}
+
+
+Q_DECL_EXPORT jint JNICALL JNI_OnLoad(JavaVM *vm, void * /*reserved*/)
+{
+    typedef union {
+        JNIEnv *nativeEnvironment;
+        void *venv;
+    } UnionJNIEnvToVoid;
+
+    UnionJNIEnvToVoid uenv;
+    uenv.venv = NULL;
+
+    if (vm->GetEnv(&uenv.venv, JNI_VERSION_1_4) != JNI_OK)
+        return JNI_ERR;
+
+    JNIEnv *jniEnv = uenv.nativeEnvironment;
+
+    if (!JMediaPlayer::initJNI(jniEnv) ||
+        !JSurfaceTexture::initJNI(jniEnv) ||
+        !JSurfaceTextureHolder::initJNI(jniEnv) ||
+        !JCamera::initJNI(jniEnv) ||
+        !JMultimediaUtils::initJNI(jniEnv) ||
+        !JMediaRecorder::initJNI(jniEnv)) {
+        return JNI_ERR;
+    }
+
+    return JNI_VERSION_1_4;
+}
+
+QT_END_NAMESPACE