void CameraBinFocus::_q_handleCameraStatusChange(QCamera::Status status)
{
m_cameraStatus = status;
if (status == QCamera::ActiveStatus) {
if (GstPad *pad = gst_element_get_static_pad(m_session->cameraSource(), "vfsrc")) {
if (GstCaps *caps = qt_gst_pad_get_current_caps(pad)) {
if (GstStructure *structure = gst_caps_get_structure(caps, 0)) {
int width = 0;
int height = 0;
gst_structure_get_int(structure, "width", &width);
gst_structure_get_int(structure, "height", &height);
setViewfinderResolution(QSize(width, height));
}
gst_caps_unref(caps);
}
gst_object_unref(GST_OBJECT(pad));
}
if (m_focusPointMode == QCameraFocus::FocusPointCustom) {
updateRegionOfInterest(m_focusRect);
}
} else {
_q_setFocusStatus(QCamera::Unlocked, QCamera::LockLost);
resetFocusPoint();
}
}
void CameraBinFocus::_q_handleCameraStateChange(QCamera::State state)
{
m_cameraState = state;
if (state != QCamera::ActiveState) {
_q_setFocusStatus(QCamera::Unlocked, QCamera::LockLost);
resetFocusPoint();
} else if (m_focusPointMode == QCameraFocus::FocusPointCustom) {
updateRegionOfInterest(m_focusRect, 1);
}
}
void CameraBinFocus::setFocusPointMode(QCameraFocus::FocusPointMode mode)
{
GstElement *source = m_session->cameraSource();
if (m_focusPointMode == mode || !source)
return;
#if GST_CHECK_VERSION(1,0,0)
if (m_focusPointMode == QCameraFocus::FocusPointFaceDetection) {
g_object_set (G_OBJECT(source), "detect-faces", FALSE, NULL);
if (GstPad *pad = gst_element_get_static_pad(source, "vfsrc")) {
removeProbeFromPad(pad);
gst_object_unref(GST_OBJECT(pad));
}
m_faceResetTimer.stop();
m_faceFocusRects.clear();
QMutexLocker locker(&m_mutex);
m_faces.clear();
}
#endif
if (m_focusPointMode != QCameraFocus::FocusPointAuto)
resetFocusPoint();
switch (mode) {
case QCameraFocus::FocusPointAuto:
case QCameraFocus::FocusPointCustom:
break;
#if GST_CHECK_VERSION(1,0,0)
case QCameraFocus::FocusPointFaceDetection:
if (g_object_class_find_property(G_OBJECT_GET_CLASS(source), "detect-faces")) {
if (GstPad *pad = gst_element_get_static_pad(source, "vfsrc")) {
addProbeToPad(pad);
g_object_set (G_OBJECT(source), "detect-faces", TRUE, NULL);
break;
}
}
return;
#endif
default:
return;
}
m_focusPointMode = mode;
emit focusPointModeChanged(m_focusPointMode);
emit focusZonesChanged();
}
void CameraBinFocus::setFocusPointMode(QCameraFocus::FocusPointMode mode)
{
Q_UNUSED(mode);
if (m_focusPointMode != mode
&& (mode == QCameraFocus::FocusPointAuto || mode == QCameraFocus::FocusPointCustom)) {
m_focusPointMode = mode;
if (m_focusPointMode == QCameraFocus::FocusPointAuto)
resetFocusPoint();
emit focusPointModeChanged(m_focusPointMode);
}
}
