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| 39 | |
| 40 | #include "qcameraviewfindersettingscontrol.h" |
| 41 | #include "qmediacontrol_p.h" |
| 42 | |
| 43 | QT_BEGIN_NAMESPACE |
| 44 | |
| 45 | /*! |
| 46 | \class QCameraViewfinderSettingsControl |
| 47 | \obsolete |
| 48 | \inmodule QtMultimedia |
| 49 | |
| 50 | |
| 51 | \ingroup multimedia_control |
| 52 | |
| 53 | |
| 54 | \brief The QCameraViewfinderSettingsControl class provides an abstract class |
| 55 | for controlling camera viewfinder parameters. |
| 56 | |
| 57 | The interface name of QCameraViewfinderSettingsControl is \c org.qt-project.qt.cameraviewfindersettingscontrol/5.0 as |
| 58 | defined in QCameraViewfinderSettingsControl_iid. |
| 59 | |
| 60 | \warning New backends should implement QCameraViewfinderSettingsControl2 instead. |
| 61 | Application developers should request this control only if QCameraViewfinderSettingsControl2 |
| 62 | is not available. |
| 63 | |
| 64 | \sa QMediaService::requestControl(), QCameraViewfinderSettingsControl2, QCamera |
| 65 | */ |
| 66 | |
| 67 | /*! |
| 68 | \macro QCameraViewfinderSettingsControl_iid |
| 69 | |
| 70 | \c org.qt-project.qt.cameraviewfindersettingscontrol/5.0 |
| 71 | |
| 72 | Defines the interface name of the QCameraViewfinderSettingsControl class. |
| 73 | |
| 74 | \relates QCameraViewfinderSettingsControl |
| 75 | */ |
| 76 | |
| 77 | /*! |
| 78 | Constructs a camera viewfinder control object with \a parent. |
| 79 | */ |
| 80 | QCameraViewfinderSettingsControl::QCameraViewfinderSettingsControl(QObject *parent) |
| 81 | : QMediaControl(*new QMediaControlPrivate, parent) |
| 82 | { |
| 83 | } |
| 84 | |
| 85 | /*! |
| 86 | Destroys the camera viewfinder control object. |
| 87 | */ |
| 88 | QCameraViewfinderSettingsControl::~QCameraViewfinderSettingsControl() |
| 89 | { |
| 90 | } |
| 91 | |
| 92 | /*! |
| 93 | \enum QCameraViewfinderSettingsControl::ViewfinderParameter |
| 94 | \value Resolution |
| 95 | Viewfinder resolution, QSize. |
| 96 | \value PixelAspectRatio |
| 97 | Pixel aspect ratio, QSize as in QVideoSurfaceFormat::pixelAspectRatio |
| 98 | \value MinimumFrameRate |
| 99 | Minimum viewfinder frame rate, qreal |
| 100 | \value MaximumFrameRate |
| 101 | Maximum viewfinder frame rate, qreal |
| 102 | \value PixelFormat |
| 103 | Viewfinder pixel format, QVideoFrame::PixelFormat |
| 104 | \value UserParameter |
| 105 | The base value for platform specific extended parameters. |
| 106 | For such parameters the sequential values starting from UserParameter should be used. |
| 107 | */ |
| 108 | |
| 109 | /*! |
| 110 | \fn bool QCameraViewfinderSettingsControl::isViewfinderParameterSupported(ViewfinderParameter parameter) const |
| 111 | |
| 112 | Returns true if configuration of viewfinder \a parameter is supported by camera backend. |
| 113 | */ |
| 114 | |
| 115 | /*! |
| 116 | \fn QCameraViewfinderSettingsControl::viewfinderParameter(ViewfinderParameter parameter) const |
| 117 | |
| 118 | Returns the value of viewfinder \a parameter. |
| 119 | */ |
| 120 | |
| 121 | /*! |
| 122 | \fn QCameraViewfinderSettingsControl::setViewfinderParameter(ViewfinderParameter parameter, const QVariant &value) |
| 123 | |
| 124 | Set the prefferred \a value of viewfinder \a parameter. |
| 125 | |
| 126 | Calling this while the camera is active may result in the camera being |
| 127 | stopped and reloaded. If video recording is in progress, this call may be ignored. |
| 128 | |
| 129 | If an unsupported parameter is specified the camera may fail to load, |
| 130 | or the setting may be ignored. |
| 131 | |
| 132 | Viewfinder parameters may also depend on other camera settings, |
| 133 | especially in video capture mode. If camera configuration conflicts |
| 134 | with viewfinder settings, the camara configuration is usually preferred. |
| 135 | */ |
| 136 | |
| 137 | |
| 138 | /*! |
| 139 | \class QCameraViewfinderSettingsControl2 |
| 140 | \inmodule QtMultimedia |
| 141 | \ingroup multimedia_control |
| 142 | \since 5.5 |
| 143 | |
| 144 | \brief The QCameraViewfinderSettingsControl2 class provides access to the viewfinder settings |
| 145 | of a camera media service. |
| 146 | |
| 147 | The functionality provided by this control is exposed to application code through the QCamera class. |
| 148 | |
| 149 | The interface name of QCameraViewfinderSettingsControl2 is \c org.qt-project.qt.cameraviewfindersettingscontrol2/5.5 as |
| 150 | defined in QCameraViewfinderSettingsControl2_iid. |
| 151 | |
| 152 | \sa QMediaService::requestControl(), QCameraViewfinderSettings, QCamera |
| 153 | */ |
| 154 | |
| 155 | /*! |
| 156 | \macro QCameraViewfinderSettingsControl2_iid |
| 157 | |
| 158 | \c org.qt-project.qt.cameraviewfindersettingscontrol2/5.5 |
| 159 | |
| 160 | Defines the interface name of the QCameraViewfinderSettingsControl2 class. |
| 161 | |
| 162 | \relates QCameraViewfinderSettingsControl2 |
| 163 | */ |
| 164 | |
| 165 | /*! |
| 166 | Constructs a camera viewfinder settings control object with \a parent. |
| 167 | */ |
| 168 | QCameraViewfinderSettingsControl2::QCameraViewfinderSettingsControl2(QObject *parent) |
| 169 | : QMediaControl(*new QMediaControlPrivate, parent) |
| 170 | { |
| 171 | } |
| 172 | |
| 173 | /*! |
| 174 | Destroys the camera viewfinder settings control object. |
| 175 | */ |
| 176 | QCameraViewfinderSettingsControl2::~QCameraViewfinderSettingsControl2() |
| 177 | { |
| 178 | } |
| 179 | |
| 180 | /*! |
| 181 | \fn QCameraViewfinderSettingsControl2::supportedViewfinderSettings() const |
| 182 | |
| 183 | Returns a list of supported camera viewfinder settings. |
| 184 | |
| 185 | The list is ordered by preference; preferred settings come first. |
| 186 | */ |
| 187 | |
| 188 | /*! |
| 189 | \fn QCameraViewfinderSettingsControl2::viewfinderSettings() const |
| 190 | |
| 191 | Returns the viewfinder settings. |
| 192 | |
| 193 | If undefined or unsupported values are passed to QCameraViewfinderSettingsControl2::setViewfinderSettings(), |
| 194 | this function returns the actual settings used by the camera viewfinder. These may be available |
| 195 | only once the camera is active. |
| 196 | */ |
| 197 | |
| 198 | /*! |
| 199 | \fn QCameraViewfinderSettingsControl2::setViewfinderSettings(const QCameraViewfinderSettings &settings) |
| 200 | |
| 201 | Sets the camera viewfinder \a settings. |
| 202 | */ |
| 203 | |
| 204 | QT_END_NAMESPACE |
| 205 | |
| 206 | #include "moc_qcameraviewfindersettingscontrol.cpp" |
| 207 | |