diff options
Diffstat (limited to 'src/plugins/gstreamer/mediacapture/qgstreamercaptureservice.cpp')
| -rw-r--r-- | src/plugins/gstreamer/mediacapture/qgstreamercaptureservice.cpp | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/src/plugins/gstreamer/mediacapture/qgstreamercaptureservice.cpp b/src/plugins/gstreamer/mediacapture/qgstreamercaptureservice.cpp new file mode 100644 index 000000000..97310d199 --- /dev/null +++ b/src/plugins/gstreamer/mediacapture/qgstreamercaptureservice.cpp @@ -0,0 +1,185 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt Mobility Components. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** 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, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qgstreamercaptureservice.h" +#include "qgstreamercapturesession.h" +#include "qgstreamerrecordercontrol.h" +#include "qgstreamermediacontainercontrol.h" +#include "qgstreameraudioencode.h" +#include "qgstreamervideoencode.h" +#include "qgstreamerimageencode.h" +#include "qgstreamerbushelper.h" +#include "qgstreamercameracontrol.h" +#include "qgstreamerv4l2input.h" +#include "qgstreamercapturemetadatacontrol.h" + +#include "qgstreameraudioinputendpointselector.h" +#include "qgstreamervideoinputdevicecontrol.h" +#include "qgstreamerimagecapturecontrol.h" + +#include "qgstreamervideooverlay.h" +#include "qgstreamervideorenderer.h" + +#include "qgstreamervideowidget.h" + +#include <qmediaserviceprovider.h> + + +QGstreamerCaptureService::QGstreamerCaptureService(const QString &service, QObject *parent): + QMediaService(parent) +{ + m_captureSession = 0; + m_cameraControl = 0; + m_metaDataControl = 0; + + m_videoInput = 0; + m_audioInputEndpointSelector = 0; + m_videoInputDevice = 0; + + m_videoOutput = 0; + m_videoRenderer = 0; + m_videoWindow = 0; + m_videoWidgetControl = 0; + m_imageCaptureControl = 0; + + if (service == Q_MEDIASERVICE_AUDIOSOURCE) { + m_captureSession = new QGstreamerCaptureSession(QGstreamerCaptureSession::Audio, this); + } + + if (service == Q_MEDIASERVICE_CAMERA) { + m_captureSession = new QGstreamerCaptureSession(QGstreamerCaptureSession::AudioAndVideo, this); + m_cameraControl = new QGstreamerCameraControl(m_captureSession); + m_videoInput = new QGstreamerV4L2Input(this); + m_captureSession->setVideoInput(m_videoInput); + m_videoInputDevice = new QGstreamerVideoInputDeviceControl(this); + + connect(m_videoInputDevice, SIGNAL(selectedDeviceChanged(QString)), + m_videoInput, SLOT(setDevice(QString))); + + if (m_videoInputDevice->deviceCount()) + m_videoInput->setDevice(m_videoInputDevice->deviceName(m_videoInputDevice->selectedDevice())); + + m_videoRenderer = new QGstreamerVideoRenderer(this); + +#if defined(Q_WS_X11) && !defined(QT_NO_XVIDEO) + m_videoWindow = new QGstreamerVideoOverlay(this); + m_videoWidgetControl = new QGstreamerVideoWidgetControl(this); +#endif + m_imageCaptureControl = new QGstreamerImageCaptureControl(m_captureSession); + } + + m_audioInputEndpointSelector = new QGstreamerAudioInputEndpointSelector(this); + connect(m_audioInputEndpointSelector, SIGNAL(activeEndpointChanged(QString)), m_captureSession, SLOT(setCaptureDevice(QString))); + + if (m_captureSession && m_audioInputEndpointSelector->availableEndpoints().size() > 0) + m_captureSession->setCaptureDevice(m_audioInputEndpointSelector->defaultEndpoint()); + + m_metaDataControl = new QGstreamerCaptureMetaDataControl(this); + connect(m_metaDataControl, SIGNAL(metaDataChanged(QMap<QByteArray,QVariant>)), + m_captureSession, SLOT(setMetaData(QMap<QByteArray,QVariant>))); +} + +QGstreamerCaptureService::~QGstreamerCaptureService() +{ +} + +QMediaControl *QGstreamerCaptureService::requestControl(const char *name) +{ + if (!m_captureSession) + return 0; + + if (qstrcmp(name,QAudioEndpointSelector_iid) == 0) + return m_audioInputEndpointSelector; + + if (qstrcmp(name,QVideoDeviceControl_iid) == 0) + return m_videoInputDevice; + + if (qstrcmp(name,QMediaRecorderControl_iid) == 0) + return m_captureSession->recorderControl(); + + if (qstrcmp(name,QAudioEncoderControl_iid) == 0) + return m_captureSession->audioEncodeControl(); + + if (qstrcmp(name,QVideoEncoderControl_iid) == 0) + return m_captureSession->videoEncodeControl(); + + if (qstrcmp(name,QImageEncoderControl_iid) == 0) + return m_captureSession->imageEncodeControl(); + + + if (qstrcmp(name,QMediaContainerControl_iid) == 0) + return m_captureSession->mediaContainerControl(); + + if (qstrcmp(name,QCameraControl_iid) == 0) + return m_cameraControl; + + if (qstrcmp(name,QMetaDataWriterControl_iid) == 0) + return m_metaDataControl; + + if (qstrcmp(name, QCameraImageCaptureControl_iid) == 0) + return m_imageCaptureControl; + + if (!m_videoOutput) { + if (qstrcmp(name, QVideoRendererControl_iid) == 0) { + m_videoOutput = m_videoRenderer; + m_captureSession->setVideoPreview(m_videoRenderer); + } else if (qstrcmp(name, QVideoWindowControl_iid) == 0) { + m_videoOutput = m_videoWindow; + m_captureSession->setVideoPreview(m_videoWindow); + } else if (qstrcmp(name, QVideoWidgetControl_iid) == 0) { + m_captureSession->setVideoPreview(m_videoWidgetControl); + m_videoOutput = m_videoWidgetControl; + } + + if (m_videoOutput) + return m_videoOutput; + } + + return 0; +} + +void QGstreamerCaptureService::releaseControl(QMediaControl *control) +{ + if (control && control == m_videoOutput) { + m_videoOutput = 0; + m_captureSession->setVideoPreview(0); + } +} |