diff options
Diffstat (limited to 'src/plugins/gstreamer/camerabin/camerabinlocks.cpp')
| -rw-r--r-- | src/plugins/gstreamer/camerabin/camerabinlocks.cpp | 259 |
1 files changed, 0 insertions, 259 deletions
diff --git a/src/plugins/gstreamer/camerabin/camerabinlocks.cpp b/src/plugins/gstreamer/camerabin/camerabinlocks.cpp deleted file mode 100644 index 89be2ac5d..000000000 --- a/src/plugins/gstreamer/camerabin/camerabinlocks.cpp +++ /dev/null @@ -1,259 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "camerabinlocks.h" -#include "camerabinsession.h" -#include "camerabinfocus.h" -#include "camerabinimageprocessing.h" - -#include <QtCore/qcoreevent.h> - -#include <gst/interfaces/photography.h> - -#include <QDebug> - -QT_BEGIN_NAMESPACE - -CameraBinLocks::CameraBinLocks(CameraBinSession *session) - :QCameraLocksControl(session), - m_session(session), - m_focus(m_session->cameraFocusControl()) -{ - connect(m_focus, SIGNAL(_q_focusStatusChanged(QCamera::LockStatus,QCamera::LockChangeReason)), - this, SLOT(updateFocusStatus(QCamera::LockStatus,QCamera::LockChangeReason))); -} - -CameraBinLocks::~CameraBinLocks() -{ -} - -QCamera::LockTypes CameraBinLocks::supportedLocks() const -{ - QCamera::LockTypes locks = QCamera::LockFocus; - -#if GST_CHECK_VERSION(1, 2, 0) - if (GstPhotography *photography = m_session->photography()) { - if (gst_photography_get_capabilities(photography) & GST_PHOTOGRAPHY_CAPS_WB_MODE) - locks |= QCamera::LockWhiteBalance; - - if (GstElement *source = m_session->cameraSource()) { - if (g_object_class_find_property( - G_OBJECT_GET_CLASS(source), "exposure-mode")) { - locks |= QCamera::LockExposure; - } - } - } -#endif - - return locks; -} - -QCamera::LockStatus CameraBinLocks::lockStatus(QCamera::LockType lock) const -{ - switch (lock) { - case QCamera::LockFocus: - return m_focus->focusStatus(); -#if GST_CHECK_VERSION(1, 2, 0) - case QCamera::LockExposure: - if (m_pendingLocks & QCamera::LockExposure) - return QCamera::Searching; - return isExposureLocked() ? QCamera::Locked : QCamera::Unlocked; - case QCamera::LockWhiteBalance: - if (m_pendingLocks & QCamera::LockWhiteBalance) - return QCamera::Searching; - return isWhiteBalanceLocked() ? QCamera::Locked : QCamera::Unlocked; -#endif - default: - return QCamera::Unlocked; - } -} - -void CameraBinLocks::searchAndLock(QCamera::LockTypes locks) -{ - m_pendingLocks &= ~locks; - - if (locks & QCamera::LockFocus) { - m_pendingLocks |= QCamera::LockFocus; - m_focus->_q_startFocusing(); - } -#if GST_CHECK_VERSION(1, 2, 0) - if (!m_pendingLocks) - m_lockTimer.stop(); - - if (locks & QCamera::LockExposure) { - if (isExposureLocked()) { - unlockExposure(QCamera::Searching, QCamera::UserRequest); - m_pendingLocks |= QCamera::LockExposure; - m_lockTimer.start(1000, this); - } else { - lockExposure(QCamera::UserRequest); - } - } - if (locks & QCamera::LockWhiteBalance) { - if (isWhiteBalanceLocked()) { - unlockWhiteBalance(QCamera::Searching, QCamera::UserRequest); - m_pendingLocks |= QCamera::LockWhiteBalance; - m_lockTimer.start(1000, this); - } else { - lockWhiteBalance(QCamera::UserRequest); - } - } -#endif - -} - -void CameraBinLocks::unlock(QCamera::LockTypes locks) -{ - m_pendingLocks &= ~locks; - - if (locks & QCamera::LockFocus) - m_focus->_q_stopFocusing(); - -#if GST_CHECK_VERSION(1, 2, 0) - if (!m_pendingLocks) - m_lockTimer.stop(); - - if (locks & QCamera::LockExposure) - unlockExposure(QCamera::Unlocked, QCamera::UserRequest); - if (locks & QCamera::LockWhiteBalance) - unlockWhiteBalance(QCamera::Unlocked, QCamera::UserRequest); -#endif -} - -void CameraBinLocks::updateFocusStatus(QCamera::LockStatus status, QCamera::LockChangeReason reason) -{ - if (status != QCamera::Searching) - m_pendingLocks &= ~QCamera::LockFocus; - -#if GST_CHECK_VERSION(1, 2, 0) - if (status == QCamera::Locked && !m_lockTimer.isActive()) { - if (m_pendingLocks & QCamera::LockExposure) - lockExposure(QCamera::LockAcquired); - if (m_pendingLocks & QCamera::LockWhiteBalance) - lockWhiteBalance(QCamera::LockAcquired); - } -#endif - emit lockStatusChanged(QCamera::LockFocus, status, reason); -} - -#if GST_CHECK_VERSION(1, 2, 0) - -void CameraBinLocks::timerEvent(QTimerEvent *event) -{ - if (event->timerId() != m_lockTimer.timerId()) - return QCameraLocksControl::timerEvent(event); - - m_lockTimer.stop(); - - if (!(m_pendingLocks & QCamera::LockFocus)) { - if (m_pendingLocks & QCamera::LockExposure) - lockExposure(QCamera::LockAcquired); - if (m_pendingLocks & QCamera::LockWhiteBalance) - lockWhiteBalance(QCamera::LockAcquired); - } -} - -bool CameraBinLocks::isExposureLocked() const -{ - if (GstElement *source = m_session->cameraSource()) { - GstPhotographyExposureMode exposureMode = GST_PHOTOGRAPHY_EXPOSURE_MODE_AUTO; - g_object_get (G_OBJECT(source), "exposure-mode", &exposureMode, NULL); - return exposureMode == GST_PHOTOGRAPHY_EXPOSURE_MODE_MANUAL; - } else { - return false; - } -} - -void CameraBinLocks::lockExposure(QCamera::LockChangeReason reason) -{ - GstElement *source = m_session->cameraSource(); - if (!source) - return; - - m_pendingLocks &= ~QCamera::LockExposure; - g_object_set( - G_OBJECT(source), - "exposure-mode", - GST_PHOTOGRAPHY_EXPOSURE_MODE_MANUAL, - NULL); - emit lockStatusChanged(QCamera::LockExposure, QCamera::Locked, reason); -} - -void CameraBinLocks::unlockExposure(QCamera::LockStatus status, QCamera::LockChangeReason reason) -{ - GstElement *source = m_session->cameraSource(); - if (!source) - return; - - g_object_set( - G_OBJECT(source), - "exposure-mode", - GST_PHOTOGRAPHY_EXPOSURE_MODE_AUTO, - NULL); - emit lockStatusChanged(QCamera::LockExposure, status, reason); -} - -bool CameraBinLocks::isWhiteBalanceLocked() const -{ - if (GstPhotography *photography = m_session->photography()) { - GstPhotographyWhiteBalanceMode whiteBalanceMode; - return gst_photography_get_white_balance_mode(photography, &whiteBalanceMode) - && whiteBalanceMode == GST_PHOTOGRAPHY_WB_MODE_MANUAL; - } else { - return false; - } -} - -void CameraBinLocks::lockWhiteBalance(QCamera::LockChangeReason reason) -{ - m_pendingLocks &= ~QCamera::LockWhiteBalance; - m_session->imageProcessingControl()->lockWhiteBalance(); - emit lockStatusChanged(QCamera::LockWhiteBalance, QCamera::Locked, reason); -} - -void CameraBinLocks::unlockWhiteBalance( - QCamera::LockStatus status, QCamera::LockChangeReason reason) -{ - m_session->imageProcessingControl()->lockWhiteBalance(); - emit lockStatusChanged(QCamera::LockWhiteBalance, status, reason); -} - -#endif - -QT_END_NAMESPACE |