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QRCodeReader (WIP)

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eugenyorbitsoftcom 2022-07-06 11:04:46 +06:00
parent d38e40d53f
commit 6744dce57e
5 changed files with 251 additions and 90 deletions
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193
client/ui/qml/Pages/PageQrDecoder.qml
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@ -3,6 +3,7 @@ import QtQuick.Controls 2.12
import PageEnum 1.0
import QtMultimedia 5.5
import QZXing 3.2
import QRCodeReader 1.0
import "./"
import "../Controls"
@ -51,108 +52,126 @@ PageBase {
Item {
anchors.fill: parent
Camera
{
id:camera
focus {
focusMode: CameraFocus.FocusContinuous
focusPointMode: CameraFocus.FocusPointAuto
QRCodeReader {
id: qrCodeReader
onCodeReaded: {
QrDecoderLogic.onDetectedQrCode(code)
}
Component.onCompleted: {
qrCodeReader.setCameraSize(Qt.rect(loader.x,
loader.y,
loader.width,
loader.height))
qrCodeReader.startReading()
}
Component.onDestruction: qrCodeReader.stopReading()
}
VideoOutput
{
id: videoOutput
source: camera
anchors.top: parent.top
anchors.bottom: parent.bottom
anchors.left: parent.left
anchors.right: parent.right
autoOrientation: true
fillMode: VideoOutput.PreserveAspectFit
filters: [ zxingFilter ]
// Camera
// {
// id:camera
// focus {
// focusMode: CameraFocus.FocusContinuous
// focusPointMode: CameraFocus.FocusPointAuto
// }
// }
// VideoOutput
// {
// id: videoOutput
// source: camera
// anchors.top: parent.top
// anchors.bottom: parent.bottom
// anchors.left: parent.left
// anchors.right: parent.right
// autoOrientation: true
// fillMode: VideoOutput.PreserveAspectFit
// filters: [ zxingFilter ]
Rectangle {
color: "black"
opacity: 0.5
width: videoOutput.contentRect.width *0.15
height: videoOutput.contentRect.height
x: (videoOutput.width - videoOutput.contentRect.width)/2
anchors.verticalCenter: videoOutput.verticalCenter
}
// Rectangle {
// color: "black"
// opacity: 0.5
// width: videoOutput.contentRect.width * 0.15
// height: videoOutput.contentRect.height
// x: (videoOutput.width - videoOutput.contentRect.width)/2
// anchors.verticalCenter: videoOutput.verticalCenter
// }
Rectangle {
color: "black"
opacity: 0.5
width: videoOutput.contentRect.width *0.15
height: videoOutput.contentRect.height
x: videoOutput.width/2 + videoOutput.contentRect.width/2 - videoOutput.contentRect.width *0.15
anchors.verticalCenter: videoOutput.verticalCenter
}
// Rectangle {
// color: "black"
// opacity: 0.5
// width: videoOutput.contentRect.width * 0.15
// height: videoOutput.contentRect.height
// x: videoOutput.width/2 + videoOutput.contentRect.width/2 - videoOutput.contentRect.width * 0.15
// anchors.verticalCenter: videoOutput.verticalCenter
// }
Rectangle {
color: "black"
opacity: 0.5
width: videoOutput.contentRect.width *0.7
height: videoOutput.contentRect.height *0.15
x: (videoOutput.width - videoOutput.contentRect.width)/2 + videoOutput.contentRect.width *0.15
y: (videoOutput.height - videoOutput.contentRect.height)/2
}
// Rectangle {
// color: "black"
// opacity: 0.5
// width: videoOutput.contentRect.width * 0.7
// height: videoOutput.contentRect.height * 0.15
// x: (videoOutput.width - videoOutput.contentRect.width)/2 + videoOutput.contentRect.width * 0.15
// y: (videoOutput.height - videoOutput.contentRect.height)/2
// }
Rectangle {
color: "black"
opacity: 0.5
width: videoOutput.contentRect.width *0.7
height: videoOutput.contentRect.height *0.15
x: (videoOutput.width - videoOutput.contentRect.width)/2 + videoOutput.contentRect.width *0.15
y: videoOutput.height/2 + videoOutput.contentRect.height/2 - videoOutput.contentRect.height *0.15
}
// Rectangle {
// color: "black"
// opacity: 0.5
// width: videoOutput.contentRect.width * 0.7
// height: videoOutput.contentRect.height * 0.15
// x: (videoOutput.width - videoOutput.contentRect.width)/2 + videoOutput.contentRect.width * 0.15
// y: videoOutput.height/2 + videoOutput.contentRect.height/2 - videoOutput.contentRect.height * 0.15
// }
LabelType {
width: parent.width
text: qsTr("Decoded QR chunks " + QrDecoderLogic.receivedChunksCount + "/" + QrDecoderLogic.totalChunksCount)
horizontalAlignment: Text.AlignLeft
visible: QrDecoderLogic.totalChunksCount > 0
anchors.horizontalCenter: videoOutput.horizontalCenter
y: videoOutput.height/2 + videoOutput.contentRect.height/2
}
}
// LabelType {
// width: parent.width
// text: qsTr("Decoded QR chunks " + QrDecoderLogic.receivedChunksCount + "/" + QrDecoderLogic.totalChunksCount)
// horizontalAlignment: Text.AlignLeft
// visible: QrDecoderLogic.totalChunksCount > 0
// anchors.horizontalCenter: videoOutput.horizontalCenter
// y: videoOutput.height/2 + videoOutput.contentRect.height/2
// }
// }
QZXingFilter
{
id: zxingFilter
orientation: videoOutput.orientation
captureRect: {
// setup bindings
videoOutput.contentRect;
videoOutput.sourceRect;
return videoOutput.mapRectToSource(videoOutput.mapNormalizedRectToItem(Qt.rect(
0.15, 0.15, 0.7, 0.7 //0, 0, 1.0, 1.0
)));
}
// QZXingFilter
// {
// id: zxingFilter
// orientation: videoOutput.orientation
// captureRect: {
// // setup bindings
// videoOutput.contentRect;
// videoOutput.sourceRect;
// return videoOutput.mapRectToSource(videoOutput.mapNormalizedRectToItem(Qt.rect(
// 0.15, 0.15, 0.7, 0.7 //0, 0, 1.0, 1.0
// )));
// }
decoder {
enabledDecoders: QZXing.DecoderFormat_QR_CODE
// decoder {
// enabledDecoders: QZXing.DecoderFormat_QR_CODE
onTagFound: {
QrDecoderLogic.onDetectedQrCode(tag)
}
// onTagFound: {
// QrDecoderLogic.onDetectedQrCode(tag)
// }
tryHarder: true
}
// tryHarder: true
// }
property int framesDecoded: 0
property real timePerFrameDecode: 0
// property int framesDecoded: 0
// property real timePerFrameDecode: 0
onDecodingFinished:
{
timePerFrameDecode = (decodeTime + framesDecoded * timePerFrameDecode) / (framesDecoded + 1);
framesDecoded++;
if(succeeded)
console.log("frame finished: " + succeeded, decodeTime, timePerFrameDecode, framesDecoded);
}
}
// onDecodingFinished:
// {
// timePerFrameDecode = (decodeTime + framesDecoded * timePerFrameDecode) / (framesDecoded + 1);
// framesDecoded++;
// if(succeeded)
// console.log("frame finished: " + succeeded, decodeTime, timePerFrameDecode, framesDecoded);
// }
// }
}