author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 23 Jun 2010 19:08:38 +0300 | |
changeset 14 | 6fbed849b4f4 |
parent 11 | 06b8e2af4411 |
permissions | -rw-r--r-- |
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/**************************************************************************** |
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** |
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (qt-info@nokia.com) |
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** |
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** This file is part of the Qt Mobility Components. |
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** |
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** $QT_BEGIN_LICENSE:LGPL$ |
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** No Commercial Usage |
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** This file contains pre-release code and may not be distributed. |
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** You may use this file in accordance with the terms and conditions |
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** contained in the Technology Preview License Agreement accompanying |
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** this package. |
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** |
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** GNU Lesser General Public License Usage |
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** Alternatively, this file may be used under the terms of the GNU Lesser |
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** General Public License version 2.1 as published by the Free Software |
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** Foundation and appearing in the file LICENSE.LGPL included in the |
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** packaging of this file. Please review the following information to |
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** ensure the GNU Lesser General Public License version 2.1 requirements |
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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** |
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at qt-info@nokia.com. |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** $QT_END_LICENSE$ |
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** |
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****************************************************************************/ |
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|
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#include "qgstreamercaptureservice_maemo.h" |
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#include "qgstreamercapturesession_maemo.h" |
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#include "qgstreamerrecordercontrol_maemo.h" |
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#include "qgstreamermediacontainercontrol_maemo.h" |
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#include "qgstreameraudioencode_maemo.h" |
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#include "qgstreamervideoencode_maemo.h" |
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#include "qgstreamerbushelper.h" |
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#include "qgstreamercapturemetadatacontrol_maemo.h" |
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#include "qgstreameraudioinputendpointselector.h" |
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#include "qgstreamervideoinputdevicecontrol.h" |
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#include "qgstreamervideooverlay.h" |
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#include "qgstreamervideorenderer.h" |
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#include "qgstreamervideowidget.h" |
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#include <qmediaserviceprovider.h> |
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#include <QtCore/qdebug.h> |
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class QGstreamerVideoRendererWrapper : public QGstreamerElementFactory |
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{ |
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public: |
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QGstreamerVideoRendererWrapper(QGstreamerVideoRendererInterface *videoRenderer) |
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:m_videoRenderer(videoRenderer), |
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m_bin(0), |
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m_element(0), |
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m_colorspace(0) |
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{ |
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} |
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virtual ~QGstreamerVideoRendererWrapper() |
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{ |
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if (m_bin) |
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gst_object_unref(GST_OBJECT(m_bin)); |
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} |
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GstElement *buildElement() |
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{ |
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#ifdef Q_WS_MAEMO_5 |
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return m_element = m_videoRenderer->videoSink(); |
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#endif |
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if (m_bin == NULL) { |
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GstBin * bin = GST_BIN(gst_bin_new(NULL)); |
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m_colorspace = gst_element_factory_make("ffmpegcolorspace", NULL); |
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m_element = m_videoRenderer->videoSink(); |
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gst_bin_add(bin, m_colorspace); |
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gst_bin_add(bin, m_element); |
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gst_element_link(m_colorspace, m_element); |
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// add ghostpads |
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GstPad *pad = gst_element_get_static_pad(m_colorspace, "sink"); |
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gst_element_add_pad(GST_ELEMENT(bin), gst_ghost_pad_new("sink", pad)); |
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gst_object_unref(GST_OBJECT(pad)); |
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m_bin = GST_ELEMENT(bin); |
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} |
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m_videoRenderer->precessNewStream(); |
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104 |
|
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105 |
gst_object_ref(GST_OBJECT(m_bin)); |
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return m_bin; |
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107 |
} |
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108 |
|
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109 |
void prepareWinId() |
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110 |
{ |
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111 |
m_videoRenderer->precessNewStream(); |
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112 |
} |
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113 |
|
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114 |
private: |
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115 |
QGstreamerVideoRendererInterface *m_videoRenderer; |
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116 |
|
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GstElement *m_bin; |
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GstElement *m_element; |
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GstElement *m_colorspace; |
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120 |
}; |
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121 |
|
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122 |
|
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123 |
QGstreamerCaptureService::QGstreamerCaptureService(const QString &service, QObject *parent): |
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QMediaService(parent) |
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125 |
{ |
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126 |
static bool initialized = false; |
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if (!initialized) { |
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initialized = true; |
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gst_init(NULL, NULL); |
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130 |
} |
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131 |
|
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m_captureSession = 0; |
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m_cameraControl = 0; |
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m_metaDataControl = 0; |
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135 |
|
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m_audioInputEndpointSelector = 0; |
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m_videoInputDevice = 0; |
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138 |
|
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139 |
m_videoRenderer = 0; |
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140 |
m_videoRendererFactory = 0; |
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141 |
m_videoWindow = 0; |
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m_videoWindowFactory = 0; |
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143 |
m_videoWidgetControl = 0; |
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m_videoWidgetFactory = 0; |
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145 |
m_imageCaptureControl = 0; |
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146 |
|
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147 |
|
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148 |
if (service == Q_MEDIASERVICE_AUDIOSOURCE) { |
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149 |
m_captureSession = new QGstreamerCaptureSession(QGstreamerCaptureSession::Audio, this); |
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150 |
} |
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|
151 |
|
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152 |
bool captureVideo = false; |
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153 |
|
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154 |
if (captureVideo) { |
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155 |
m_captureSession = new QGstreamerCaptureSession(QGstreamerCaptureSession::AudioAndVideo, this); |
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156 |
//TODO:m_captureSession->setVideoInput(m_cameraControl); |
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157 |
m_videoInputDevice = new QGstreamerVideoInputDeviceControl(m_captureSession); |
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|
158 |
|
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159 |
//TODO:connect(m_videoInputDevice, SIGNAL(selectedDeviceChanged(QString)), |
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160 |
// m_cameraControl, SLOT(setDevice(QString))); |
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161 |
|
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162 |
//TODO:if (m_videoInputDevice->deviceCount()) |
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163 |
// m_cameraControl->setDevice(m_videoInputDevice->deviceName(m_videoInputDevice->selectedDevice())); |
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|
164 |
|
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165 |
m_videoRenderer = new QGstreamerVideoRenderer(this); |
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|
166 |
m_videoRendererFactory = new QGstreamerVideoRendererWrapper(m_videoRenderer); |
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|
167 |
m_videoWindow = new QGstreamerVideoOverlay(this); |
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|
168 |
m_videoWindowFactory = new QGstreamerVideoRendererWrapper(m_videoWindow); |
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|
169 |
|
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170 |
m_videoWidgetControl = new QGstreamerVideoWidgetControl(this); |
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|
171 |
m_videoWidgetFactory = new QGstreamerVideoRendererWrapper(m_videoWidgetControl); |
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|
172 |
|
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173 |
} |
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|
174 |
|
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|
175 |
if (!m_captureSession) { |
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|
176 |
qWarning() << "Service type is not supported:" << service; |
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177 |
return; |
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178 |
} |
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|
179 |
|
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180 |
m_audioInputEndpointSelector = new QGstreamerAudioInputEndpointSelector(this); |
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181 |
connect(m_audioInputEndpointSelector, SIGNAL(activeEndpointChanged(QString)), m_captureSession, SLOT(setCaptureDevice(QString))); |
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|
182 |
|
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|
183 |
if (m_captureSession && m_audioInputEndpointSelector->availableEndpoints().size() > 0) |
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|
184 |
m_captureSession->setCaptureDevice(m_audioInputEndpointSelector->defaultEndpoint()); |
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|
185 |
|
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|
186 |
m_metaDataControl = new QGstreamerCaptureMetaDataControl(this); |
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|
187 |
connect(m_metaDataControl, SIGNAL(metaDataChanged(QMap<QByteArray,QVariant>)), |
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|
188 |
m_captureSession, SLOT(setMetaData(QMap<QByteArray,QVariant>))); |
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|
189 |
} |
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|
190 |
|
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191 |
QGstreamerCaptureService::~QGstreamerCaptureService() |
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192 |
{ |
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193 |
} |
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|
194 |
|
14
6fbed849b4f4
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|
195 |
QMediaControl *QGstreamerCaptureService::requestControl(const char *name) |
4
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196 |
{ |
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197 |
if (qstrcmp(name, QVideoRendererControl_iid) == 0) |
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198 |
return m_videoRenderer; |
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|
199 |
|
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200 |
if (qstrcmp(name, QVideoWindowControl_iid) == 0) |
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|
201 |
return m_videoWindow; |
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|
202 |
|
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|
203 |
if (qstrcmp(name, QVideoWidgetControl_iid) == 0) |
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|
204 |
return m_videoWidgetControl; |
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|
205 |
|
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206 |
if (qstrcmp(name,QAudioEndpointSelector_iid) == 0) |
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|
207 |
return m_audioInputEndpointSelector; |
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|
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if (qstrcmp(name,QVideoDeviceControl_iid) == 0) |
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return m_videoInputDevice; |
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|
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if (qstrcmp(name,QMediaRecorderControl_iid) == 0) |
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return m_captureSession->recorderControl(); |
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|
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if (qstrcmp(name,QAudioEncoderControl_iid) == 0) |
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return m_captureSession->audioEncodeControl(); |
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|
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if (qstrcmp(name,QVideoEncoderControl_iid) == 0) |
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return m_captureSession->videoEncodeControl(); |
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|
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if (qstrcmp(name,QMediaContainerControl_iid) == 0) |
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return m_captureSession->mediaContainerControl(); |
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|
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if (qstrcmp(name,QMetaDataWriterControl_iid) == 0) |
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return m_metaDataControl; |
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return 0; |
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} |
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|
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void QGstreamerCaptureService::releaseControl(QMediaControl *control) |
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{ |
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if (control && control == m_videoOutput) { |
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m_videoOutput = 0; |
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m_captureSession->setVideoPreview(0); |
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} |
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} |
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|
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238 |