diff options
Diffstat (limited to 'src/gsttools/qgstreamervideoinputdevicecontrol.cpp')
-rw-r--r-- | src/gsttools/qgstreamervideoinputdevicecontrol.cpp | 85 |
1 files changed, 12 insertions, 73 deletions
diff --git a/src/gsttools/qgstreamervideoinputdevicecontrol.cpp b/src/gsttools/qgstreamervideoinputdevicecontrol.cpp index e4e202caf..c26029cbf 100644 --- a/src/gsttools/qgstreamervideoinputdevicecontrol.cpp +++ b/src/gsttools/qgstreamervideoinputdevicecontrol.cpp @@ -44,43 +44,40 @@ #include <QtCore/QDir> #include <QtCore/QDebug> -#include <private/qcore_unix_p.h> -#include <linux/videodev2.h> +#include <private/qgstutils_p.h> QGstreamerVideoInputDeviceControl::QGstreamerVideoInputDeviceControl(QObject *parent) - :QVideoDeviceSelectorControl(parent), m_source(0), m_selectedDevice(0) + :QVideoDeviceSelectorControl(parent), m_factory(0), m_selectedDevice(0) { - update(); } -QGstreamerVideoInputDeviceControl::QGstreamerVideoInputDeviceControl(GstElement *source, QObject *parent) - :QVideoDeviceSelectorControl(parent), m_source(source), m_selectedDevice(0) +QGstreamerVideoInputDeviceControl::QGstreamerVideoInputDeviceControl( + GstElementFactory *factory, QObject *parent) + : QVideoDeviceSelectorControl(parent), m_factory(factory), m_selectedDevice(0) { - if (m_source) - gst_object_ref(GST_OBJECT(m_source)); - - update(); + if (m_factory) + gst_object_ref(GST_OBJECT(m_factory)); } QGstreamerVideoInputDeviceControl::~QGstreamerVideoInputDeviceControl() { - if (m_source) - gst_object_unref(GST_OBJECT(m_source)); + if (m_factory) + gst_object_unref(GST_OBJECT(m_factory)); } int QGstreamerVideoInputDeviceControl::deviceCount() const { - return m_names.size(); + return QGstUtils::enumerateCameras(m_factory).count(); } QString QGstreamerVideoInputDeviceControl::deviceName(int index) const { - return m_names[index]; + return QGstUtils::enumerateCameras(m_factory).value(index).name; } QString QGstreamerVideoInputDeviceControl::deviceDescription(int index) const { - return m_descriptions[index]; + return QGstUtils::enumerateCameras(m_factory).value(index).description; } int QGstreamerVideoInputDeviceControl::defaultDevice() const @@ -93,7 +90,6 @@ int QGstreamerVideoInputDeviceControl::selectedDevice() const return m_selectedDevice; } - void QGstreamerVideoInputDeviceControl::setSelectedDevice(int index) { if (index != m_selectedDevice) { @@ -102,60 +98,3 @@ void QGstreamerVideoInputDeviceControl::setSelectedDevice(int index) emit selectedDeviceChanged(deviceName(index)); } } - - -void QGstreamerVideoInputDeviceControl::update() -{ - m_names.clear(); - m_descriptions.clear(); - - // subdevsrc and the like have a camera-device property that takes an enumeration - // identifying a primary or secondary camera, so return identifiers that map to those - // instead of a list of actual devices. - if (m_source && g_object_class_find_property(G_OBJECT_GET_CLASS(m_source), "camera-device")) { - m_names << QLatin1String("primary") << QLatin1String("secondary"); - m_descriptions << tr("Main camera") << tr("Front camera"); - return; - } - - QDir devDir("/dev"); - devDir.setFilter(QDir::System); - - QFileInfoList entries = devDir.entryInfoList(QStringList() << "video*"); - - foreach( const QFileInfo &entryInfo, entries ) { - //qDebug() << "Try" << entryInfo.filePath(); - - int fd = qt_safe_open(entryInfo.filePath().toLatin1().constData(), O_RDWR ); - if (fd == -1) - continue; - - bool isCamera = false; - - v4l2_input input; - memset(&input, 0, sizeof(input)); - for (; ::ioctl(fd, VIDIOC_ENUMINPUT, &input) >= 0; ++input.index) { - if(input.type == V4L2_INPUT_TYPE_CAMERA || input.type == 0) { - isCamera = ::ioctl(fd, VIDIOC_S_INPUT, input.index) != 0; - break; - } - } - - if (isCamera) { - // find out its driver "name" - QString name; - struct v4l2_capability vcap; - memset(&vcap, 0, sizeof(struct v4l2_capability)); - - if (ioctl(fd, VIDIOC_QUERYCAP, &vcap) != 0) - name = entryInfo.fileName(); - else - name = QString((const char*)vcap.card); - //qDebug() << "found camera: " << name; - - m_names.append(entryInfo.filePath()); - m_descriptions.append(name); - } - qt_safe_close(fd); - } -} |