diff options
Diffstat (limited to 'src/plugins/android/src/mediacapture/qandroidvideodeviceselectorcontrol.cpp')
-rw-r--r-- | src/plugins/android/src/mediacapture/qandroidvideodeviceselectorcontrol.cpp | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/src/plugins/android/src/mediacapture/qandroidvideodeviceselectorcontrol.cpp b/src/plugins/android/src/mediacapture/qandroidvideodeviceselectorcontrol.cpp new file mode 100644 index 000000000..26dce565e --- /dev/null +++ b/src/plugins/android/src/mediacapture/qandroidvideodeviceselectorcontrol.cpp @@ -0,0 +1,150 @@ +/**************************************************************************** +** +** 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 "qandroidvideodeviceselectorcontrol.h" + +#include "qandroidcamerasession.h" +#include "jcamera.h" +#include <QtPlatformSupport/private/qjnihelpers_p.h> + +QT_BEGIN_NAMESPACE + +QList<QByteArray> QAndroidVideoDeviceSelectorControl::m_names; +QStringList QAndroidVideoDeviceSelectorControl::m_descriptions; + +QAndroidVideoDeviceSelectorControl::QAndroidVideoDeviceSelectorControl(QAndroidCameraSession *session) + : QVideoDeviceSelectorControl(0) + , m_selectedDevice(0) + , m_cameraSession(session) +{ + if (m_names.isEmpty()) + update(); +} + +QAndroidVideoDeviceSelectorControl::~QAndroidVideoDeviceSelectorControl() +{ +} + +int QAndroidVideoDeviceSelectorControl::deviceCount() const +{ + return m_names.size(); +} + +QString QAndroidVideoDeviceSelectorControl::deviceName(int index) const +{ + return m_names.at(index); +} + +QString QAndroidVideoDeviceSelectorControl::deviceDescription(int index) const +{ + return m_descriptions.at(index); +} + +int QAndroidVideoDeviceSelectorControl::defaultDevice() const +{ + return 0; +} + +int QAndroidVideoDeviceSelectorControl::selectedDevice() const +{ + return m_selectedDevice; +} + +void QAndroidVideoDeviceSelectorControl::setSelectedDevice(int index) +{ + if (index != m_selectedDevice) { + m_selectedDevice = index; + m_cameraSession->setSelectedCamera(m_selectedDevice); + emit selectedDeviceChanged(index); + emit selectedDeviceChanged(deviceName(index)); + } +} + +void QAndroidVideoDeviceSelectorControl::update() +{ + m_names.clear(); + m_descriptions.clear(); + + QJNIObject cameraInfo("android/hardware/Camera$CameraInfo"); + int numCameras = QJNIObject::callStaticMethod<jint>("android/hardware/Camera", + "getNumberOfCameras"); + + for (int i = 0; i < numCameras; ++i) { + QJNIObject::callStaticMethod<void>("android/hardware/Camera", + "getCameraInfo", + "(ILandroid/hardware/Camera$CameraInfo;)V", + i, cameraInfo.object()); + + JCamera::CameraFacing facing = JCamera::CameraFacing(cameraInfo.getField<jint>("facing")); + + switch (facing) { + case JCamera::CameraFacingBack: + m_names.append("back"); + m_descriptions.append(QStringLiteral("Rear-facing camera")); + break; + case JCamera::CameraFacingFront: + m_names.append("front"); + m_descriptions.append(QStringLiteral("Front-facing camera")); + break; + default: + break; + } + } +} + +QList<QByteArray> QAndroidVideoDeviceSelectorControl::availableDevices() +{ + if (m_names.isEmpty()) + update(); + + return m_names; +} + +QString QAndroidVideoDeviceSelectorControl::availableDeviceDescription(const QByteArray &device) +{ + int i = m_names.indexOf(device); + if (i != -1) + return m_descriptions.at(i); + + return QString(); +} + +QT_END_NAMESPACE |