diff options
Diffstat (limited to 'src/plugins/symbian/ecam/s60cameraexposurecontrol.cpp')
| -rw-r--r-- | src/plugins/symbian/ecam/s60cameraexposurecontrol.cpp | 584 |
1 files changed, 0 insertions, 584 deletions
diff --git a/src/plugins/symbian/ecam/s60cameraexposurecontrol.cpp b/src/plugins/symbian/ecam/s60cameraexposurecontrol.cpp deleted file mode 100644 index 3b2dad32c..000000000 --- a/src/plugins/symbian/ecam/s60cameraexposurecontrol.cpp +++ /dev/null @@ -1,584 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the Qt Mobility Components. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** This file may be used under the terms of the GNU Lesser General Public -** License version 2.1 as published by the Free Software Foundation and -** appearing in the file LICENSE.LGPL included in the packaging of this -** file. Please review the following information to ensure the GNU Lesser -** General Public License version 2.1 requirements will be met: -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtCore/qstring.h> - -#include "s60cameraexposurecontrol.h" -#include "s60cameraservice.h" -#include "s60imagecapturesession.h" - -S60CameraExposureControl::S60CameraExposureControl(QObject *parent) : - QCameraExposureControl(parent) -{ -} - -S60CameraExposureControl::S60CameraExposureControl(S60ImageCaptureSession *session, QObject *parent) : - QCameraExposureControl(parent), - m_session(0), - m_service(0), - m_advancedSettings(0), - m_exposureMode(QCameraExposure::ExposureAuto), - m_meteringMode(QCameraExposure::MeteringMatrix) -{ - m_session = session; - - connect(m_session, SIGNAL(advancedSettingChanged()), this, SLOT(resetAdvancedSetting())); - m_advancedSettings = m_session->advancedSettings(); - - if (m_advancedSettings) { - connect(m_advancedSettings, SIGNAL(apertureChanged()), this, SLOT(apertureChanged())); - connect(m_advancedSettings, SIGNAL(apertureRangeChanged()), this, SLOT(apertureRangeChanged())); - connect(m_advancedSettings, SIGNAL(shutterSpeedChanged()), this, SLOT(shutterSpeedChanged())); - connect(m_advancedSettings, SIGNAL(isoSensitivityChanged()), this, SLOT(isoSensitivityChanged())); - connect(m_advancedSettings, SIGNAL(evChanged()), this, SLOT(evChanged())); - } -} - -S60CameraExposureControl::~S60CameraExposureControl() -{ - m_advancedSettings = 0; -} - -void S60CameraExposureControl::resetAdvancedSetting() -{ - m_advancedSettings = m_session->advancedSettings(); - if (m_advancedSettings) { - connect(m_advancedSettings, SIGNAL(apertureChanged()), this, SLOT(apertureChanged())); - connect(m_advancedSettings, SIGNAL(apertureRangeChanged()), this, SLOT(apertureRangeChanged())); - connect(m_advancedSettings, SIGNAL(shutterSpeedChanged()), this, SLOT(shutterSpeedChanged())); - connect(m_advancedSettings, SIGNAL(isoSensitivityChanged()), this, SLOT(isoSensitivityChanged())); - connect(m_advancedSettings, SIGNAL(evChanged()), this, SLOT(evChanged())); - } -} - -void S60CameraExposureControl::apertureChanged() -{ - emit exposureParameterChanged(QCameraExposureControl::Aperture); -} - -void S60CameraExposureControl::apertureRangeChanged() -{ - emit exposureParameterRangeChanged(QCameraExposureControl::Aperture); -} - -void S60CameraExposureControl::shutterSpeedChanged() -{ - emit exposureParameterChanged(QCameraExposureControl::ShutterSpeed); -} - -void S60CameraExposureControl::isoSensitivityChanged() -{ - emit exposureParameterChanged(QCameraExposureControl::ISO); -} - -void S60CameraExposureControl::evChanged() -{ - emit exposureParameterChanged(QCameraExposureControl::ExposureCompensation); -} - -QCameraExposure::ExposureMode S60CameraExposureControl::exposureMode() const -{ - return m_session->exposureMode(); -} - -void S60CameraExposureControl::setExposureMode(QCameraExposure::ExposureMode mode) -{ - if (isExposureModeSupported(mode)) { - m_exposureMode = mode; - m_session->setExposureMode(m_exposureMode); - return; - } - - m_session->setError(KErrNotSupported, tr("Requested exposure mode is not supported.")); -} - -bool S60CameraExposureControl::isExposureModeSupported(QCameraExposure::ExposureMode mode) const -{ - if (m_session->isExposureModeSupported(mode)) - return true; - - return false; -} - -QCameraExposure::MeteringMode S60CameraExposureControl::meteringMode() const -{ - if (m_advancedSettings) - return m_advancedSettings->meteringMode(); - - return QCameraExposure::MeteringMode(); -} - -void S60CameraExposureControl::setMeteringMode(QCameraExposure::MeteringMode mode) -{ - if (m_advancedSettings) { - if (isMeteringModeSupported(mode)) { - m_meteringMode = mode; - m_advancedSettings->setMeteringMode(mode); - return; - } - } - - m_session->setError(KErrNotSupported, tr("Requested metering mode is not supported.")); -} - -bool S60CameraExposureControl::isMeteringModeSupported(QCameraExposure::MeteringMode mode) const -{ - if (m_advancedSettings) - return m_advancedSettings->isMeteringModeSupported(mode); - - return false; -} - -bool S60CameraExposureControl::isParameterSupported(ExposureParameter parameter) const -{ - // Settings supported only if advanced settings available - if (m_advancedSettings) { - switch (parameter) { - case QCameraExposureControl::ISO: - if (m_advancedSettings->supportedIsoSensitivities().count() > 0) - return true; - else - return false; - case QCameraExposureControl::Aperture: - if (m_advancedSettings->supportedApertures().count() > 0) - return true; - else - return false; - case QCameraExposureControl::ShutterSpeed: - if (m_advancedSettings->supportedShutterSpeeds().count() > 0) - return true; - else - return false; - case QCameraExposureControl::ExposureCompensation: - if (m_advancedSettings->supportedExposureCompensationValues().count() > 0) - return true; - else - return false; - case QCameraExposureControl::FlashPower: - case QCameraExposureControl::FlashCompensation: - return false; - - default: - return false; - } - } - - return false; -} - -QVariant S60CameraExposureControl::exposureParameter(ExposureParameter parameter) const -{ - switch (parameter) { - case QCameraExposureControl::ISO: - return QVariant(isoSensitivity()); - case QCameraExposureControl::Aperture: - return QVariant(aperture()); - case QCameraExposureControl::ShutterSpeed: - return QVariant(shutterSpeed()); - case QCameraExposureControl::ExposureCompensation: - return QVariant(exposureCompensation()); - case QCameraExposureControl::FlashPower: - case QCameraExposureControl::FlashCompensation: - // Not supported in Symbian - return QVariant(); - - default: - // Not supported in Symbian - return QVariant(); - } -} - -QCameraExposureControl::ParameterFlags S60CameraExposureControl::exposureParameterFlags(ExposureParameter parameter) const -{ - QCameraExposureControl::ParameterFlags flags; - - /* - * ISO, ExposureCompensation: - * - Automatic/Manual - * - Read/Write - * - Discrete range - * - * Aperture, ShutterSpeed, FlashPower, FlashCompensation: - * - Not supported - */ - switch (parameter) { - case QCameraExposureControl::ISO: - case QCameraExposureControl::ExposureCompensation: - flags |= QCameraExposureControl::AutomaticValue; - break; - case QCameraExposureControl::Aperture: - case QCameraExposureControl::ShutterSpeed: - case QCameraExposureControl::FlashPower: - case QCameraExposureControl::FlashCompensation: - // Do nothing - no flags - break; - - default: - // Do nothing - no flags - break; - } - - return flags; -} - -QVariantList S60CameraExposureControl::supportedParameterRange(ExposureParameter parameter) const -{ - QVariantList valueList; - - if (m_advancedSettings) { - switch (parameter) { - case QCameraExposureControl::ISO: { - foreach (int iso, m_advancedSettings->supportedIsoSensitivities()) - valueList << QVariant(iso); - break; - } - case QCameraExposureControl::Aperture: { - foreach (qreal aperture, m_advancedSettings->supportedApertures()) - valueList << QVariant(aperture); - break; - } - case QCameraExposureControl::ShutterSpeed: { - foreach (qreal shutterSpeed, m_advancedSettings->supportedShutterSpeeds()) - valueList << QVariant(shutterSpeed); - break; - } - case QCameraExposureControl::ExposureCompensation: { - foreach (qreal ev, m_advancedSettings->supportedExposureCompensationValues()) - valueList << QVariant(ev); - break; - } - case QCameraExposureControl::FlashPower: - case QCameraExposureControl::FlashCompensation: - // Not supported in Symbian - break; - - default: - // Not supported in Symbian - break; - } - } - - return valueList; -} - -bool S60CameraExposureControl::setExposureParameter(ExposureParameter parameter, const QVariant& value) -{ - bool useDefaultValue = false; - - if (value.isNull()) - useDefaultValue = true; - - switch (parameter) { - case QCameraExposureControl::ISO: - if (useDefaultValue) { - setAutoIsoSensitivity(); - return false; - } - else - return setManualIsoSensitivity(value.toInt()); - - case QCameraExposureControl::Aperture: - if (useDefaultValue) { - setAutoAperture(); - return false; - } - else - return setManualAperture(value.toFloat()); - - case QCameraExposureControl::ShutterSpeed: - if (useDefaultValue) { - setAutoShutterSpeed(); - return false; - } - else - return setManualShutterSpeed(value.toFloat()); - - case QCameraExposureControl::ExposureCompensation: - if (useDefaultValue) { - setAutoExposureCompensation(); - return false; - } - else - return setManualExposureCompensation(value.toFloat()); - - case QCameraExposureControl::FlashPower: - return false; - case QCameraExposureControl::FlashCompensation: - return false; - - default: - // Not supported in Symbian - return false; - } -} - -QString S60CameraExposureControl::extendedParameterName(ExposureParameter parameter) -{ - switch (parameter) { - case QCameraExposureControl::ISO: - return QLatin1String("ISO Sensitivity"); - case QCameraExposureControl::Aperture: - return QLatin1String("Aperture"); - case QCameraExposureControl::ShutterSpeed: - return QLatin1String("Shutter Speed"); - case QCameraExposureControl::ExposureCompensation: - return QLatin1String("Exposure Compensation"); - case QCameraExposureControl::FlashPower: - return QLatin1String("Flash Power"); - case QCameraExposureControl::FlashCompensation: - return QLatin1String("Flash Compensation"); - - default: - return QString(); - } -} - -int S60CameraExposureControl::isoSensitivity() const -{ - if (m_advancedSettings) - return m_advancedSettings->isoSensitivity(); - return 0; -} - -bool S60CameraExposureControl::isIsoSensitivitySupported(const int iso) const -{ - if (m_advancedSettings && - m_advancedSettings->supportedIsoSensitivities().contains(iso)) - return true; - else - return false; -} - -bool S60CameraExposureControl::setManualIsoSensitivity(int iso) -{ - if (m_advancedSettings) { - if (isIsoSensitivitySupported(iso)) { - m_advancedSettings->setManualIsoSensitivity(iso); - return true; - } - } - - return false; -} - -void S60CameraExposureControl::setAutoIsoSensitivity() -{ - if (m_advancedSettings) - m_advancedSettings->setAutoIsoSensitivity(); -} - -qreal S60CameraExposureControl::aperture() const -{ - if (m_advancedSettings) - return m_advancedSettings->aperture(); - return 0.0; -} - -bool S60CameraExposureControl::isApertureSupported(const qreal aperture) const -{ - if (m_advancedSettings) { - QList<qreal> supportedValues = m_advancedSettings->supportedApertures(); - if(supportedValues.indexOf(aperture) != -1) - return true; - } - - return false; -} - -bool S60CameraExposureControl::setManualAperture(qreal aperture) -{ - if (m_advancedSettings) { - if (isApertureSupported(aperture)) { - m_advancedSettings->setManualAperture(aperture); - return true; - } else { - QList<qreal> supportedApertureValues = m_advancedSettings->supportedApertures(); - int minAperture = supportedApertureValues.first(); - int maxAperture = supportedApertureValues.last(); - - if (aperture < minAperture) { // Smaller than minimum - aperture = minAperture; - } else if (aperture > maxAperture) { // Bigger than maximum - aperture = maxAperture; - } else { // Find closest - int indexOfClosest = 0; - int smallestDiff = 100000000; // Sensible max diff - for(int i = 0; i < supportedApertureValues.count(); ++i) { - if((abs((aperture*100) - (supportedApertureValues[i]*100))) < smallestDiff) { - smallestDiff = abs((aperture*100) - (supportedApertureValues[i]*100)); - indexOfClosest = i; - } - } - aperture = supportedApertureValues[indexOfClosest]; - } - m_advancedSettings->setManualAperture(aperture); - } - } - - return false; -} - -void S60CameraExposureControl::setAutoAperture() -{ - // Not supported in Symbian -} - -qreal S60CameraExposureControl::shutterSpeed() const -{ - if (m_advancedSettings) - return m_advancedSettings->shutterSpeed(); - return 0.0; -} - -bool S60CameraExposureControl::isShutterSpeedSupported(const qreal seconds) const -{ - if (m_advancedSettings) { - QList<qreal> supportedValues = m_advancedSettings->supportedShutterSpeeds(); - if(supportedValues.indexOf(seconds) != -1) - return true; - } - - return false; -} - -bool S60CameraExposureControl::setManualShutterSpeed(qreal seconds) -{ - if (m_advancedSettings) { - if (isShutterSpeedSupported(seconds)) { - m_advancedSettings->setManualShutterSpeed(seconds); - return true; - } else { - QList<qreal> supportedShutterSpeeds = m_advancedSettings->supportedShutterSpeeds(); - - if (supportedShutterSpeeds.count() == 0) - return false; - - int minShutterSpeed = supportedShutterSpeeds.first(); - int maxShutterSpeed = supportedShutterSpeeds.last(); - - if (seconds < minShutterSpeed) { // Smaller than minimum - seconds = minShutterSpeed; - } else if (seconds > maxShutterSpeed) { // Bigger than maximum - seconds = maxShutterSpeed; - } else { // Find closest - int indexOfClosest = 0; - int smallestDiff = 100000000; // Sensible max diff - for(int i = 0; i < supportedShutterSpeeds.count(); ++i) { - if((abs((seconds*100) - (supportedShutterSpeeds[i]*100))) < smallestDiff) { - smallestDiff = abs((seconds*100) - (supportedShutterSpeeds[i]*100)); - indexOfClosest = i; - } - } - seconds = supportedShutterSpeeds[indexOfClosest]; - } - m_advancedSettings->setManualShutterSpeed(seconds); - } - } - - return false; -} - -void S60CameraExposureControl::setAutoShutterSpeed() -{ - // Not supported in Symbian -} - -qreal S60CameraExposureControl::exposureCompensation() const -{ - if (m_advancedSettings) - return m_advancedSettings->exposureCompensation(); - return 0.0; -} - -bool S60CameraExposureControl::isExposureCompensationSupported(const qreal ev) const -{ - if (m_advancedSettings) { - QList<qreal> supportedValues = m_advancedSettings->supportedExposureCompensationValues(); - if(supportedValues.indexOf(ev) != -1) - return true; - } - - return false; -} - -bool S60CameraExposureControl::setManualExposureCompensation(qreal ev) -{ - if (m_advancedSettings) { - if (isExposureCompensationSupported(ev)) { - m_advancedSettings->setExposureCompensation(ev); - return true; - } else { - QList<qreal> supportedEVs = m_advancedSettings->supportedExposureCompensationValues(); - - if (supportedEVs.count() == 0) - return false; - - int minEV = supportedEVs.first(); - int maxEV = supportedEVs.last(); - - if (ev < minEV) { // Smaller than minimum - ev = minEV; - } else if (ev > maxEV) { // Bigger than maximum - ev = maxEV; - } else { // Find closest - int indexOfClosest = 0; - int smallestDiff = 100000000; // Sensible max diff - for(int i = 0; i < supportedEVs.count(); ++i) { - if((abs((ev*100) - (supportedEVs[i]*100))) < smallestDiff) { - smallestDiff = abs((ev*100) - (supportedEVs[i]*100)); - indexOfClosest = i; - } - } - ev = supportedEVs[indexOfClosest]; - } - m_advancedSettings->setExposureCompensation(ev); - } - } - - return false; -} - -void S60CameraExposureControl::setAutoExposureCompensation() -{ - // Not supported in Symbian -} - -// End of file |