diff options
Diffstat (limited to 'src/plugins/gstreamer/camerabin/camerabinrecorder.cpp')
| -rw-r--r-- | src/plugins/gstreamer/camerabin/camerabinrecorder.cpp | 225 |
1 files changed, 225 insertions, 0 deletions
diff --git a/src/plugins/gstreamer/camerabin/camerabinrecorder.cpp b/src/plugins/gstreamer/camerabin/camerabinrecorder.cpp new file mode 100644 index 000000000..0cd8a5aaf --- /dev/null +++ b/src/plugins/gstreamer/camerabin/camerabinrecorder.cpp @@ -0,0 +1,225 @@ +/**************************************************************************** +** +** 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 "camerabinrecorder.h" +#include "camerabinaudioencoder.h" +#include "camerabinvideoencoder.h" +#include "camerabincontainer.h" +#include <QtCore/QDebug> + +CameraBinRecorder::CameraBinRecorder(CameraBinSession *session) + :QMediaRecorderControl(session), + m_session(session), + m_state(QMediaRecorder::StoppedState) +{ + connect(m_session, SIGNAL(stateChanged(QCamera::State)), SLOT(updateState())); + connect(m_session, SIGNAL(durationChanged(qint64)), SIGNAL(durationChanged(qint64))); + connect(m_session, SIGNAL(mutedChanged(bool)), this, SIGNAL(mutedChanged(bool))); +} + +CameraBinRecorder::~CameraBinRecorder() +{ +} + +QUrl CameraBinRecorder::outputLocation() const +{ + return m_session->outputLocation(); +} + +bool CameraBinRecorder::setOutputLocation(const QUrl &sink) +{ + m_session->setOutputLocation(sink); + return true; +} + +QMediaRecorder::State CameraBinRecorder::state() const +{ + return m_state; +} + +void CameraBinRecorder::updateState() +{ + if (m_session->state() != QCamera::ActiveState && + m_state != QMediaRecorder::StoppedState) { + m_session->stopVideoRecording(); + emit stateChanged(m_state = QMediaRecorder::StoppedState); + } +} + +qint64 CameraBinRecorder::duration() const +{ + return m_session->duration(); +} + +void CameraBinRecorder::record() +{ + if (m_session->state() == QCamera::ActiveState) { + if (m_state == QMediaRecorder::PausedState) + m_session->resumeVideoRecording(); + else + m_session->recordVideo(); + emit stateChanged(m_state = QMediaRecorder::RecordingState); + } else + emit error(QMediaRecorder::ResourceError, tr("Service has not been started")); +} + +void CameraBinRecorder::pause() +{ + if (m_session->state() == QCamera::ActiveState) { + m_session->pauseVideoRecording(); + emit stateChanged(m_state = QMediaRecorder::PausedState); + } else + emit error(QMediaRecorder::ResourceError, tr("Service has not been started")); +} + +void CameraBinRecorder::stop() +{ + if (m_session->state() == QCamera::ActiveState) { + m_session->stopVideoRecording(); + emit stateChanged(m_state = QMediaRecorder::StoppedState); + } +} + +bool CameraBinRecorder::findCodecs() +{ + //Check the codecs are compatible with container, + //and choose the compatible codecs/container if omitted + CameraBinAudioEncoder *audioEncodeControl = m_session->audioEncodeControl(); + CameraBinVideoEncoder *videoEncodeControl = m_session->videoEncodeControl(); + CameraBinContainer *mediaContainerControl = m_session->mediaContainerControl(); + + audioEncodeControl->resetActualSettings(); + videoEncodeControl->resetActualSettings(); + mediaContainerControl->resetActualContainer(); + + QStringList containerCandidates; + if (mediaContainerControl->containerMimeType().isEmpty()) + containerCandidates = mediaContainerControl->supportedContainers(); + else + containerCandidates << mediaContainerControl->containerMimeType(); + + + QStringList audioCandidates; + QAudioEncoderSettings audioSettings = audioEncodeControl->audioSettings(); + if (audioSettings.codec().isEmpty()) + audioCandidates = audioEncodeControl->supportedAudioCodecs(); + else + audioCandidates << audioSettings.codec(); + + QStringList videoCandidates; + QVideoEncoderSettings videoSettings = videoEncodeControl->videoSettings(); + if (videoSettings.codec().isEmpty()) + videoCandidates = videoEncodeControl->supportedVideoCodecs(); + else + videoCandidates << videoSettings.codec(); + + QString container; + QString audioCodec; + QString videoCodec; + + foreach (const QString &containerCandidate, containerCandidates) { + QSet<QString> supportedTypes = mediaContainerControl->supportedStreamTypes(containerCandidate); + + audioCodec.clear(); + videoCodec.clear(); + + bool found = false; + foreach (const QString &audioCandidate, audioCandidates) { + QSet<QString> audioTypes = audioEncodeControl->supportedStreamTypes(audioCandidate); + if (!audioTypes.intersect(supportedTypes).isEmpty()) { + found = true; + audioCodec = audioCandidate; + break; + } + } + if (!found) + continue; + + found = false; + foreach (const QString &videoCandidate, videoCandidates) { + QSet<QString> videoTypes = videoEncodeControl->supportedStreamTypes(videoCandidate); + if (!videoTypes.intersect(supportedTypes).isEmpty()) { + found = true; + videoCodec = videoCandidate; + break; + } + } + if (!found) + continue; + + + container = containerCandidate; + break; + } + + if (container.isEmpty()) { + qWarning() << "Camera error: Not compatible codecs and container format."; + emit error(QMediaRecorder::FormatError, tr("Not compatible codecs and container format.")); + return false; + } else { + mediaContainerControl->setActualContainer(container); + + QAudioEncoderSettings audioSettings = audioEncodeControl->audioSettings(); + audioSettings.setCodec(audioCodec); + audioEncodeControl->setActualAudioSettings(audioSettings); + + QVideoEncoderSettings videoSettings = videoEncodeControl->videoSettings(); + videoSettings.setCodec(videoCodec); + videoEncodeControl->setActualVideoSettings(videoSettings); + } + + return true; +} + +void CameraBinRecorder::applySettings() +{ + findCodecs(); +} + +bool CameraBinRecorder::isMuted() const +{ + return m_session->isMuted(); +} + +void CameraBinRecorder::setMuted(bool muted) +{ + m_session->setMuted(muted); +} |