diff options
Diffstat (limited to 'src/plugins/gstreamer/camerabin/camerabinsession.cpp')
| -rw-r--r-- | src/plugins/gstreamer/camerabin/camerabinsession.cpp | 98 |
1 files changed, 55 insertions, 43 deletions
diff --git a/src/plugins/gstreamer/camerabin/camerabinsession.cpp b/src/plugins/gstreamer/camerabin/camerabinsession.cpp index 2e5c53a4d..e61615bc1 100644 --- a/src/plugins/gstreamer/camerabin/camerabinsession.cpp +++ b/src/plugins/gstreamer/camerabin/camerabinsession.cpp @@ -39,6 +39,7 @@ ** ****************************************************************************/ #include "camerabinsession.h" +#include "camerabincontrol.h" #include "camerabinrecorder.h" #include "camerabincontainer.h" #include "camerabinaudioencoder.h" @@ -152,6 +153,7 @@ CameraBinSession::CameraBinSession(QObject *parent) m_busHelper = new QGstreamerBusHelper(m_bus, this); m_busHelper->installMessageFilter(this); + m_cameraControl = new CameraBinControl(this); m_audioEncodeControl = new CameraBinAudioEncoder(this); m_videoEncodeControl = new CameraBinVideoEncoder(this); m_imageEncodeControl = new CameraBinImageEncoder(this); @@ -169,6 +171,10 @@ CameraBinSession::CameraBinSession(QObject *parent) m_captureDestinationControl = new CameraBinCaptureDestination(this); m_captureBufferFormatControl = new CameraBinCaptureBufferFormat(this); + QByteArray envFlags = qgetenv("QT_GSTREAMER_CAMERABIN_FLAGS"); + if (!envFlags.isEmpty()) + g_object_set(G_OBJECT(m_camerabin), "flags", envFlags.toInt(), NULL); + //post image preview in RGB format g_object_set(G_OBJECT(m_camerabin), POST_PREVIEWS_PROPERTY, TRUE, NULL); @@ -197,19 +203,10 @@ GstPhotography *CameraBinSession::photography() return GST_PHOTOGRAPHY(m_camerabin); } - if (!m_videoSrc) { - m_videoSrc = buildCameraSource(); - - if (m_videoSrc) - g_object_set(m_camerabin, CAMERA_SOURCE_PROPERTY, m_videoSrc, NULL); - else - g_object_get(m_camerabin, CAMERA_SOURCE_PROPERTY, &m_videoSrc, NULL); + GstElement * const source = buildCameraSource(); - m_videoInputHasChanged = false; - } - - if (m_videoSrc && GST_IS_PHOTOGRAPHY(m_videoSrc)) - return GST_PHOTOGRAPHY(m_videoSrc); + if (source && GST_IS_PHOTOGRAPHY(source)) + return GST_PHOTOGRAPHY(source); return 0; } @@ -225,17 +222,8 @@ CameraBinSession::CameraRole CameraBinSession::cameraRole() const */ bool CameraBinSession::setupCameraBin() { - if (m_videoInputHasChanged) { - m_videoSrc = buildCameraSource(); - - if (m_videoSrc) - g_object_set(m_camerabin, CAMERA_SOURCE_PROPERTY, m_videoSrc, NULL); - else - g_object_get(m_camerabin, CAMERA_SOURCE_PROPERTY, &m_videoSrc, NULL); - - m_videoInputHasChanged = false; - } - + if (!buildCameraSource()) + return false; if (m_viewfinderHasChanged) { if (m_viewfinderElement) @@ -370,28 +358,43 @@ GstElement *CameraBinSession::buildCameraSource() #if CAMERABIN_DEBUG qDebug() << Q_FUNC_INFO; #endif + if (!m_videoInputHasChanged) + return m_videoSrc; + m_videoInputHasChanged = false; + GstElement *videoSrc = 0; + g_object_get(G_OBJECT(m_camerabin), CAMERA_SOURCE_PROPERTY, &videoSrc, NULL); - QList<QByteArray> candidates; - candidates << "subdevsrc" << "wrappercamerabinsrc"; - QByteArray sourceElementName; + // If the QT_GSTREAMER_CAMERABIN_SRC environment variable has been set use the source + // it recommends. + const QByteArray envCandidate = qgetenv("QT_GSTREAMER_CAMERABIN_SRC"); + if (!m_videoSrc && !envCandidate.isEmpty()) { + m_videoSrc = gst_element_factory_make(envCandidate.constData(), "camera_source"); + } - foreach (sourceElementName, candidates) { - videoSrc = gst_element_factory_make(sourceElementName.constData(), "camera_source"); - if (videoSrc) - break; + // If gstreamer has set a default source use it. + if (!m_videoSrc) + m_videoSrc = videoSrc; + + // If there's no better guidance try the names of some known camera source elements. + if (!m_videoSrc) { + const QList<QByteArray> candidates = QList<QByteArray>() + << "subdevsrc" + << "wrappercamerabinsrc"; + + foreach (const QByteArray &sourceElementName, candidates) { + m_videoSrc = gst_element_factory_make(sourceElementName.constData(), "camera_source"); + if (m_videoSrc) + break; + } } - if (videoSrc && !m_inputDevice.isEmpty()) { + if (m_videoSrc && !m_inputDevice.isEmpty()) { #if CAMERABIN_DEBUG qDebug() << "set camera device" << m_inputDevice; #endif - if (sourceElementName == "subdevsrc") { - if (m_inputDevice == QLatin1String("secondary")) - g_object_set(G_OBJECT(videoSrc), "camera-device", 1, NULL); - else - g_object_set(G_OBJECT(videoSrc), "camera-device", 0, NULL); - } else if (sourceElementName == "wrappercamerabinsrc") { + + if (g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSrc), "video-source")) { GstElement *src = 0; if (m_videoInputFactory) @@ -401,12 +404,21 @@ GstElement *CameraBinSession::buildCameraSource() if (src) { g_object_set(G_OBJECT(src), "device", m_inputDevice.toUtf8().constData(), NULL); - g_object_set(G_OBJECT(videoSrc), "video-source", src, NULL); + g_object_set(G_OBJECT(m_videoSrc), "video-source", src, NULL); + } + } else if (g_object_class_find_property(G_OBJECT_GET_CLASS(m_videoSrc), "camera-device")) { + if (m_inputDevice == QLatin1String("secondary")) { + g_object_set(G_OBJECT(m_videoSrc), "camera-device", 1, NULL); + } else { + g_object_set(G_OBJECT(m_videoSrc), "camera-device", 0, NULL); } } } - return videoSrc; + if (m_videoSrc != videoSrc) + g_object_set(G_OBJECT(m_camerabin), CAMERA_SOURCE_PROPERTY, m_videoSrc, NULL); + + return m_videoSrc; } void CameraBinSession::captureImage(int requestId, const QString &fileName) @@ -440,6 +452,8 @@ void CameraBinSession::setCaptureMode(QCamera::CaptureModes mode) g_object_set(m_camerabin, MODE_PROPERTY, CAMERABIN_VIDEO_MODE, NULL); break; } + + m_recorderControl->updateStatus(); } QUrl CameraBinSession::outputLocation() const @@ -494,7 +508,7 @@ QString CameraBinSession::generateFileName(const QString &prefix, const QDir &di { int lastClip = 0; foreach(QString fileName, dir.entryList(QStringList() << QString("%1*.%2").arg(prefix).arg(ext))) { - int imgNumber = fileName.mid(prefix.length(), fileName.size()-prefix.length()-ext.length()-1).toInt(); + int imgNumber = fileName.midRef(prefix.length(), fileName.size()-prefix.length()-ext.length()-1).toInt(); lastClip = qMax(lastClip, imgNumber); } @@ -626,9 +640,7 @@ void CameraBinSession::setState(QCamera::State newState) m_viewfinderInterface->stopRenderer(); gst_element_set_state(m_camerabin, GST_STATE_NULL); - m_videoSrc = buildCameraSource(); - g_object_set(m_camerabin, CAMERA_SOURCE_PROPERTY, m_videoSrc, NULL); - m_videoInputHasChanged = false; + buildCameraSource(); } #ifdef USE_READY_STATE_ON_LOADED gst_element_set_state(m_camerabin, GST_STATE_READY); |