| 1 | /**************************************************************************** |
| 2 | ** |
| 3 | ** Copyright (C) 2016 The Qt Company Ltd. |
| 4 | ** Contact: https://www.qt.io/licensing/ |
| 5 | ** |
| 6 | ** This file is part of the Qt Toolkit. |
| 7 | ** |
| 8 | ** $QT_BEGIN_LICENSE:LGPL$ |
| 9 | ** Commercial License Usage |
| 10 | ** Licensees holding valid commercial Qt licenses may use this file in |
| 11 | ** accordance with the commercial license agreement provided with the |
| 12 | ** Software or, alternatively, in accordance with the terms contained in |
| 13 | ** a written agreement between you and The Qt Company. For licensing terms |
| 14 | ** and conditions see https://www.qt.io/terms-conditions. For further |
| 15 | ** information use the contact form at https://www.qt.io/contact-us. |
| 16 | ** |
| 17 | ** GNU Lesser General Public License Usage |
| 18 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
| 19 | ** General Public License version 3 as published by the Free Software |
| 20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| 21 | ** packaging of this file. Please review the following information to |
| 22 | ** ensure the GNU Lesser General Public License version 3 requirements |
| 23 | ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| 24 | ** |
| 25 | ** GNU General Public License Usage |
| 26 | ** Alternatively, this file may be used under the terms of the GNU |
| 27 | ** General Public License version 2.0 or (at your option) the GNU General |
| 28 | ** Public license version 3 or any later version approved by the KDE Free |
| 29 | ** Qt Foundation. The licenses are as published by the Free Software |
| 30 | ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| 31 | ** included in the packaging of this file. Please review the following |
| 32 | ** information to ensure the GNU General Public License requirements will |
| 33 | ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
| 34 | ** https://www.gnu.org/licenses/gpl-3.0.html. |
| 35 | ** |
| 36 | ** $QT_END_LICENSE$ |
| 37 | ** |
| 38 | ****************************************************************************/ |
| 39 | |
| 40 | #include <qcameraimagecapturecontrol.h> |
| 41 | #include <QtCore/qstringlist.h> |
| 42 | |
| 43 | QT_BEGIN_NAMESPACE |
| 44 | |
| 45 | /*! |
| 46 | \class QCameraImageCaptureControl |
| 47 | \obsolete |
| 48 | |
| 49 | \brief The QCameraImageCaptureControl class provides a control interface |
| 50 | for image capture services. |
| 51 | |
| 52 | \inmodule QtMultimedia |
| 53 | |
| 54 | |
| 55 | \ingroup multimedia_control |
| 56 | |
| 57 | The interface name of QCameraImageCaptureControl is \c org.qt-project.qt.cameraimagecapturecontrol/5.0 as |
| 58 | defined in QCameraImageCaptureControl_iid. |
| 59 | |
| 60 | |
| 61 | \sa QMediaService::requestControl() |
| 62 | */ |
| 63 | |
| 64 | /*! |
| 65 | \macro QCameraImageCaptureControl_iid |
| 66 | |
| 67 | \c org.qt-project.qt.cameraimagecapturecontrol/5.0 |
| 68 | |
| 69 | Defines the interface name of the QCameraImageCaptureControl class. |
| 70 | |
| 71 | \relates QCameraImageCaptureControl |
| 72 | */ |
| 73 | |
| 74 | /*! |
| 75 | Constructs a new image capture control object with the given \a parent |
| 76 | */ |
| 77 | QCameraImageCaptureControl::QCameraImageCaptureControl(QObject *parent) |
| 78 | :QMediaControl(parent) |
| 79 | { |
| 80 | } |
| 81 | |
| 82 | /*! |
| 83 | Destroys an image capture control. |
| 84 | */ |
| 85 | QCameraImageCaptureControl::~QCameraImageCaptureControl() |
| 86 | { |
| 87 | } |
| 88 | |
| 89 | /*! |
| 90 | \fn QCameraImageCaptureControl::isReadyForCapture() const |
| 91 | |
| 92 | Identifies if a capture control is ready to perform a capture |
| 93 | immediately (all the resources necessary for image capture are allocated, |
| 94 | hardware initialized, flash is charged, etc). |
| 95 | |
| 96 | Returns true if the camera is ready for capture; and false if it is not. |
| 97 | |
| 98 | It's permissible to call capture() while the camera status is QCamera::ActiveStatus |
| 99 | regardless of isReadyForCapture property value. |
| 100 | If camera is not ready to capture image immediately, |
| 101 | the capture request is queued with all the related camera settings |
| 102 | to be executed as soon as possible. |
| 103 | */ |
| 104 | |
| 105 | /*! |
| 106 | \fn QCameraImageCaptureControl::readyForCaptureChanged(bool ready) |
| 107 | |
| 108 | Signals that a capture control's \a ready state has changed. |
| 109 | */ |
| 110 | |
| 111 | /*! |
| 112 | \fn QCameraImageCaptureControl::capture(const QString &fileName) |
| 113 | |
| 114 | Initiates the capture of an image to \a fileName. |
| 115 | The \a fileName can be relative or empty, |
| 116 | in this case the service should use the system specific place |
| 117 | and file naming scheme. |
| 118 | |
| 119 | The Camera service should save all the capture parameters |
| 120 | like exposure settings or image processing parameters, |
| 121 | so changes to camera parameters after capture() is called |
| 122 | do not affect previous capture requests. |
| 123 | |
| 124 | Returns the capture request id number, which is used later |
| 125 | with imageExposed(), imageCaptured() and imageSaved() signals. |
| 126 | */ |
| 127 | |
| 128 | /*! |
| 129 | \fn QCameraImageCaptureControl::cancelCapture() |
| 130 | |
| 131 | Cancel pending capture requests. |
| 132 | */ |
| 133 | |
| 134 | /*! |
| 135 | \fn QCameraImageCaptureControl::imageExposed(int requestId) |
| 136 | |
| 137 | Signals that an image with it \a requestId |
| 138 | has just been exposed. |
| 139 | This signal can be used for the shutter sound or other indicaton. |
| 140 | */ |
| 141 | |
| 142 | /*! |
| 143 | \fn QCameraImageCaptureControl::imageCaptured(int requestId, const QImage &preview) |
| 144 | |
| 145 | Signals that an image with it \a requestId |
| 146 | has been captured and a \a preview is available. |
| 147 | */ |
| 148 | |
| 149 | /*! |
| 150 | \fn QCameraImageCaptureControl::imageMetadataAvailable(int id, const QString &key, const QVariant &value) |
| 151 | |
| 152 | Signals that a metadata for an image with request \a id is available. Signal |
| 153 | also contains the \a key and \a value of the metadata. |
| 154 | |
| 155 | This signal should be emitted between imageExposed and imageSaved signals. |
| 156 | */ |
| 157 | |
| 158 | /*! |
| 159 | \fn QCameraImageCaptureControl::imageAvailable(int requestId, const QVideoFrame &buffer) |
| 160 | |
| 161 | Signals that a captured \a buffer with a \a requestId is available. |
| 162 | */ |
| 163 | |
| 164 | /*! |
| 165 | \fn QCameraImageCaptureControl::imageSaved(int requestId, const QString &fileName) |
| 166 | |
| 167 | Signals that a captured image with a \a requestId has been saved |
| 168 | to \a fileName. |
| 169 | */ |
| 170 | |
| 171 | /*! |
| 172 | \fn QCameraImageCaptureControl::driveMode() const |
| 173 | |
| 174 | Returns the current camera drive mode. |
| 175 | */ |
| 176 | |
| 177 | /*! |
| 178 | \fn QCameraImageCaptureControl::setDriveMode(QCameraImageCapture::DriveMode mode) |
| 179 | |
| 180 | Sets the current camera drive \a mode. |
| 181 | */ |
| 182 | |
| 183 | |
| 184 | /*! |
| 185 | \fn QCameraImageCaptureControl::error(int id, int error, const QString &errorString) |
| 186 | |
| 187 | Signals the capture request \a id failed with \a error code and message \a errorString. |
| 188 | |
| 189 | \sa QCameraImageCapture::Error |
| 190 | */ |
| 191 | |
| 192 | |
| 193 | QT_END_NAMESPACE |
| 194 | |
| 195 | #include "moc_qcameraimagecapturecontrol.cpp" |
| 196 | |