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| ** Copyright (C) 2016 Research In Motion |
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| ** $QT_BEGIN_LICENSE:LGPL$ |
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| ** Alternatively, this file may be used under the terms of the GNU |
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| ** Public license version 3 or any later version approved by the KDE Free |
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| ****************************************************************************/ |
| #include "bbcameraimageprocessingcontrol.h" |
| |
| #include "bbcamerasession.h" |
| |
| #include <QDebug> |
| |
| QT_BEGIN_NAMESPACE |
| |
| BbCameraImageProcessingControl::BbCameraImageProcessingControl(BbCameraSession *session, QObject *parent) |
| : QCameraImageProcessingControl(parent) |
| , m_session(session) |
| { |
| } |
| |
| bool BbCameraImageProcessingControl::isParameterSupported(ProcessingParameter parameter) const |
| { |
| return (parameter == QCameraImageProcessingControl::WhiteBalancePreset); |
| } |
| |
| bool BbCameraImageProcessingControl::isParameterValueSupported(ProcessingParameter parameter, const QVariant &value) const |
| { |
| if (parameter != QCameraImageProcessingControl::WhiteBalancePreset) |
| return false; |
| |
| if (m_session->handle() == CAMERA_HANDLE_INVALID) |
| return false; |
| |
| int supported = 0; |
| camera_whitebalancemode_t modes[20]; |
| const camera_error_t result = camera_get_whitebalance_modes(m_session->handle(), 20, &supported, modes); |
| |
| if (result != CAMERA_EOK) { |
| qWarning() << "Unable to retrieve supported whitebalance modes:" << result; |
| return false; |
| } |
| |
| QSet<QCameraImageProcessing::WhiteBalanceMode> supportedModes; |
| for (int i = 0; i < supported; ++i) { |
| switch (modes[i]) { |
| case CAMERA_WHITEBALANCEMODE_AUTO: |
| supportedModes.insert(QCameraImageProcessing::WhiteBalanceAuto); |
| break; |
| case CAMERA_WHITEBALANCEMODE_MANUAL: |
| supportedModes.insert(QCameraImageProcessing::WhiteBalanceManual); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| return supportedModes.contains(value.value<QCameraImageProcessing::WhiteBalanceMode>()); |
| } |
| |
| QVariant BbCameraImageProcessingControl::parameter(ProcessingParameter parameter) const |
| { |
| if (parameter != QCameraImageProcessingControl::WhiteBalancePreset) |
| return QVariant(); |
| |
| if (m_session->handle() == CAMERA_HANDLE_INVALID) |
| return QVariant(); |
| |
| camera_whitebalancemode_t mode; |
| const camera_error_t result = camera_get_whitebalance_mode(m_session->handle(), &mode); |
| |
| if (result != CAMERA_EOK) { |
| qWarning() << "Unable to retrieve current whitebalance mode:" << result; |
| return QVariant(); |
| } |
| |
| switch (mode) { |
| case CAMERA_WHITEBALANCEMODE_AUTO: |
| return QVariant::fromValue(QCameraImageProcessing::WhiteBalanceAuto); |
| case CAMERA_WHITEBALANCEMODE_MANUAL: |
| return QVariant::fromValue(QCameraImageProcessing::WhiteBalanceManual); |
| default: |
| return QVariant(); |
| } |
| } |
| |
| void BbCameraImageProcessingControl::setParameter(ProcessingParameter parameter, const QVariant &value) |
| { |
| if (parameter != QCameraImageProcessingControl::WhiteBalancePreset) |
| return; |
| |
| if (m_session->handle() == CAMERA_HANDLE_INVALID) |
| return; |
| |
| camera_whitebalancemode_t mode = CAMERA_WHITEBALANCEMODE_DEFAULT; |
| switch (value.value<QCameraImageProcessing::WhiteBalanceMode>()) { |
| case QCameraImageProcessing::WhiteBalanceAuto: |
| mode = CAMERA_WHITEBALANCEMODE_AUTO; |
| break; |
| case QCameraImageProcessing::WhiteBalanceManual: |
| mode = CAMERA_WHITEBALANCEMODE_MANUAL; |
| break; |
| default: |
| break; |
| } |
| |
| const camera_error_t result = camera_set_whitebalance_mode(m_session->handle(), mode); |
| |
| if (result != CAMERA_EOK) |
| qWarning() << "Unable to set whitebalance mode:" << result; |
| } |
| |
| QT_END_NAMESPACE |