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import QtQuick 2.0
import QtMultimedia 5.0
//import QtSensors 5.0
import CameraUtils 1.0
Rectangle {
id: root
color: "black"
property real contentScale: root.width / 1280
property int contentRotation: 0
Text {
anchors.centerIn: parent
color: "white"
font.pixelSize: 30
text: "Camera service is not available..."
visible: camera.cameraStatus === Camera.UnavailableStatus
}
CameraUtils {
id: cameraUtils
}
Camera {
id: camera
property bool updateFocusPointMode: true
property bool captureWhenLocked: false
Component.onCompleted: cameraUtils.setCamera(camera)
digitalZoom: controls.requestedZoom
captureMode: Camera.CaptureStillImage
onCaptureModeChanged: {
if (camera.captureMode === Camera.CaptureVideo) {
controls.focusMode = Camera.FocusContinuous;
camera.unlock();
} else {
controls.focusMode = Camera.FocusAuto;
}
}
onLockStatusChanged: {
if (camera.lockStatus === Camera.Locked && captureWhenLocked) {
camera.imageCapture.capture();
captureWhenLocked = false;
}
}
focus {
onFocusModeChanged: {
camera.unlock();
if (camera.updateFocusPointMode)
camera.focus.focusPointMode = Camera.FocusPointAuto
}
onCustomFocusPointChanged: {
if (camera.focus.focusPointMode === Camera.FocusPointCustom
&& camera.focus.focusMode !== Camera.FocusAuto
&& camera.focus.focusMode !== Camera.FocusMacro) {
camera.updateFocusPointMode = false;
camera.focus.focusMode = Camera.FocusAuto
controls.focusMode = Camera.FocusAuto
camera.updateFocusPointMode = true;
}
}
}
onCameraStatusChanged: {
if (cameraStatus === Camera.ActiveStatus) {
controls.exposureMode = camera.exposure.exposureMode
controls.exposureCompensation = camera.exposure.exposureCompensation
controls.whiteBalanceMode = camera.imageProcessing.whiteBalanceMode
controls.flashMode = Camera.FlashAuto
if (camera.captureMode === Camera.CaptureStillImage)
controls.focusMode = camera.focus.focusMode
else
camera.focus.focusMode = Camera.FocusContinuous
}
}
imageCapture {
onImageExposed: capturePreview.show()
onImageCaptured: {
camera.unlock();
capturePreview.setPreview(preview);
}
onCaptureFailed: print(requestId + " " + message)
}
videoRecorder {
// mediaContainer: "mp4"
// audioCodec: "aac"
// audioSampleRate: 48000
// audioBitRate: 192000
// audioChannels: 2
// videoCodec: "h264"
// resolution: Qt.size(960, 720)
onResolutionChanged: {
if (camera.videoRecorder.resolution == Qt.size(1920, 1080))
camera.videoRecorder.videoBitRate = 20000000;
else if (camera.videoRecorderresolution == Qt.size(1280, 720))
camera.videoRecorder.videoBitRate = 10000000;
else
camera.videoRecorder.videoBitRate = 5000000;
}
}
}
VideoOutput {
id: viewfinder
source: camera
anchors.fill: parent
fillMode: VideoOutput.PreserveAspectFit
}
// OrientationSensor {
// active: true
// onReadingChanged: {
// if (reading.orientation === OrientationReading.TopUp)
// root.contentRotation = -90;
// else if (reading.orientation === OrientationReading.RightUp)
// root.contentRotation = 0;
// else if (reading.orientation === OrientationReading.LeftUp)
// root.contentRotation = 180;
// else if (reading.orientation === OrientationReading.TopDown)
// root.contentRotation = 90;
// }
// }
// RotationSensor {
// active: (camera.cameraStatus === Camera.ActiveStatus)
// dataRate: 20
// property real lastxvalue: 0
// property real lastyvalue: 0
// property real lastzvalue: 0
// onActiveChanged: {
// lastxvalue = 0
// lastyvalue = 0
// lastzvalue = 0
// }
// onReadingChanged: {
// if (lastxvalue != 0 && camera.focus.focusMode === Camera.FocusContinuous && camera.lockStatus === Camera.Locked && camera.imageCapture.ready) {
// if (Math.abs(reading.x - lastxvalue) > 3 || Math.abs(reading.y - lastyvalue) > 3 || Math.abs(reading.z - lastzvalue) > 3)
// camera.unlock();
// }
// lastxvalue = reading.x;
// lastyvalue = reading.y;
// lastzvalue = reading.z;
// }
// }
Controls {
id: controls
visible: camera.cameraStatus === Camera.ActiveStatus
actualZoom: camera.digitalZoom
maximumZoom: camera.maximumDigitalZoom
onCameraModeChanged: camera.captureMode = controls.cameraMode
onFlashModeChanged: if (visible) camera.flash.mode = controls.flashMode
onFocusModeChanged: if (visible) camera.focus.focusMode = controls.focusMode
onExposureModeChanged: if (visible) camera.exposure.exposureMode = controls.exposureMode
onExposureCompensationChanged: if (visible) camera.exposure.exposureCompensation = controls.exposureCompensation
onWhiteBalanceModeChanged: if (visible) camera.imageProcessing.whiteBalanceMode = controls.whiteBalanceMode
onResolutionChanged: {
if (controls.resolution != null) {
if (camera.captureMode === Camera.CaptureStillImage)
camera.imageCapture.resolution = controls.resolution;
else
camera.videoRecorder.resolution = controls.resolution;
}
}
onSearchAndLock: {
camera.searchAndLock();
}
captureReady: camera.imageCapture.ready
onCapture: {
if (camera.captureMode === Camera.CaptureVideo) {
if (camera.videoRecorder.recorderState === CameraRecorder.RecordingState) {
camera.videoRecorder.stop();
} else {
camera.videoRecorder.record();
}
} else {
if ((camera.focus.focusMode === Camera.FocusAuto || camera.focus.focusMode === Camera.FocusMacro)
&& camera.focus.focusPointMode === Camera.FocusPointAuto
&& camera.lockStatus === Camera.Unlocked) {
camera.captureWhenLocked = true;
camera.searchAndLock();
} else {
camera.imageCapture.capture();
}
}
}
}
// CameraControlButton {
// anchors.left: parent.left
// anchors.leftMargin: 30
// anchors.bottom: parent.bottom
// anchors.bottomMargin: 20
// title: camera.cameraStatus === Camera.ActiveStatus ? "Stop" : "Start"
// onClicked: {
// if (camera.cameraStatus === Camera.ActiveStatus)
// camera.cameraState = Camera.UnloadedState
// else
// camera.start();
// }
// }
CapturePreview {
id: capturePreview
}
}
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