...

app/build.gradle.kts

@@ -112,4 +112,9 @@ dependencies {
     implementation("com.google.firebase:firebase-analytics")
     implementation("com.google.firebase:firebase-crashlytics")
 
+    //机器学习二维码扫描
+    implementation("com.google.mlkit:barcode-scanning:17.3.0")
+    // Use this dependency to use the dynamically downloaded model in Google Play Services
+//    implementation ("com.google.android.gms:play-services-mlkit-barcode-scanning:18.3.1")
+
 }
\ No newline at end of file

app/src/main/java/com/base/browserwhite/ui/activity/scanqrc/ScanQRCActivity.kt

 package com.base.browserwhite.ui.activity.scanqrc
 
 import android.Manifest
+import android.annotation.SuppressLint
+import android.content.Intent
 import android.content.pm.PackageManager
 import android.graphics.Color
 import android.hardware.camera2.CameraAccessException
 import android.hardware.camera2.CameraCharacteristics
 import android.hardware.camera2.CameraManager
+import android.util.Log
 import androidx.activity.addCallback
 import androidx.camera.core.AspectRatio
 import androidx.camera.core.Camera
 import androidx.camera.core.CameraSelector
+import androidx.camera.core.ImageAnalysis
+import androidx.camera.core.ImageProxy
 import androidx.camera.core.Preview
 import androidx.camera.lifecycle.ProcessCameraProvider
 import androidx.core.content.ContextCompat
@@ -17,10 +22,18 @@ import androidx.core.view.isVisible
 import androidx.core.view.updatePadding
 import com.base.browserwhite.databinding.ActivityScanQrcBinding
 import com.base.browserwhite.ui.activity.BaseActivity
+import com.base.browserwhite.ui.activity.webbrowser.WebBrowserActivity
+import com.base.browserwhite.ui.fragment.HomeFragment.Companion.isMatchesUrl
 import com.base.browserwhite.ui.views.DialogViews.showGerPermission
 import com.base.browserwhite.utils.BarUtils
 import com.base.browserwhite.utils.LogEx
 import com.base.browserwhite.utils.PermissionHelp.checkCameraPermission
+import com.google.mlkit.vision.barcode.BarcodeScannerOptions
+import com.google.mlkit.vision.barcode.BarcodeScanning
+import com.google.mlkit.vision.barcode.common.Barcode
+import com.google.mlkit.vision.barcode.common.Barcode.FORMAT_AZTEC
+import com.google.mlkit.vision.barcode.common.Barcode.FORMAT_CODABAR
+import com.google.mlkit.vision.common.InputImage
 import java.util.concurrent.ExecutorService
 import java.util.concurrent.Executors
 import kotlin.math.abs
@@ -43,6 +56,7 @@ class ScanQRCActivity : BaseActivity<ActivityScanQrcBinding>() {
     private var lensFacing: Int = CameraSelector.LENS_FACING_BACK
     private var cameraProvider: ProcessCameraProvider? = null
     private lateinit var cameraExecutor: ExecutorService
+    private var imageAnalyzer: ImageAnalysis? = null
 
 
     override fun initView() {
@@ -60,7 +74,7 @@ class ScanQRCActivity : BaseActivity<ActivityScanQrcBinding>() {
             initCamera()
         } else {
             showGerPermission(
-                desc = "This feature requires access to your storage to scan your files and clean up junk files and unused APK files. We will not transmit your data to any third-party service. Please grant permission so that we can provide you with better service.",
+                desc = "This feature requires accessing your camera device to scan web QR codes. We will not transfer your data to any third-party services. Please grant permission so that we can provide you with better services",
             ) {
                 launcher.launch(arrayOf(Manifest.permission.CAMERA)) { map ->
                     if (map.values.all { it }) {
@@ -134,16 +148,16 @@ class ScanQRCActivity : BaseActivity<ActivityScanQrcBinding>() {
 //        imageCapture = buildImageCapture(aspectRation, rotation)
 
         //构建图片分析器
-//        imageAnalyzer = buildImageAnalysis(aspectRation, rotation) {
-//            it.setAnalyzer(cameraExecutor, LuminosityAnalyzer())
-//        }
+        imageAnalyzer = buildImageAnalysis(aspectRation, rotation) {
+            it.setAnalyzer(cameraExecutor, QRImageAnalyzer())
+        }
 
         //每次绑定需先解绑
         cameraProvider?.unbindAll()
 
         try {
             camera = cameraProvider?.bindToLifecycle(
-                this, cameraSelector, preview
+                this, cameraSelector, imageAnalyzer, preview
             )
             preview?.setSurfaceProvider(binding.previewView.surfaceProvider)
         } catch (exc: Exception) {
@@ -151,6 +165,23 @@ class ScanQRCActivity : BaseActivity<ActivityScanQrcBinding>() {
         }
     }
 
+    private fun buildImageAnalysis(
+        aspectRatio: Int,
+        rotation: Int,
+        analysisAction: (imageAnalysis: ImageAnalysis) -> Unit
+    ): ImageAnalysis {
+
+        return ImageAnalysis.Builder()
+            .setTargetAspectRatio(aspectRatio)
+            .setTargetRotation(rotation)
+            .setBackpressureStrategy(ImageAnalysis.STRATEGY_KEEP_ONLY_LATEST)
+            .build()
+            // The analyzer can then be assigned to the instance
+            .also {
+                analysisAction(it)
+            }
+    }
+
     /**
      * 构建横纵比
      */
@@ -213,4 +244,58 @@ class ScanQRCActivity : BaseActivity<ActivityScanQrcBinding>() {
         return cameraId ?: ""
     }
 
+    //图形分析器
+    inner class QRImageAnalyzer : ImageAnalysis.Analyzer {
+
+        //如需仅检测 Aztec 码和 QR 码
+        private val options = BarcodeScannerOptions.Builder().setBarcodeFormats(
+            Barcode.FORMAT_QR_CODE, Barcode.FORMAT_AZTEC
+        ).build()
+
+        //获取解析器
+        private val detector = BarcodeScanning.getClient(options)
+
+        @SuppressLint("UnsafeOptInUsageError")
+        override fun analyze(imageProxy: ImageProxy) {
+            val mediaImage = imageProxy.image
+            if (mediaImage != null) {
+                val image = InputImage.fromMediaImage(mediaImage, imageProxy.imageInfo.rotationDegrees)
+                detector.process(image).addOnSuccessListener { barcodeList ->
+
+//                    barcodeList.forEach {
+//                        LogEx.logDebug(TAG, "rawValue=${it.rawValue}")
+//                    }
+                    if (barcodeList.size == 1) {
+                        val barcode = barcodeList[0]
+                        val valueType = barcode.valueType
+                        LogEx.logDebug(TAG, "valueType=$valueType")
+                        when (valueType) {
+
+                            Barcode.FORMAT_QR_CODE, FORMAT_CODABAR, FORMAT_AZTEC -> {
+                                val qrCodeValue = barcode.rawValue ?: ""
+                                LogEx.logDebug(TAG, "qrCodeValue=${qrCodeValue}")
+                                if (isMatchesUrl(qrCodeValue)) {
+                                    binding.root.post {
+                                        startActivity(Intent(this@ScanQRCActivity, WebBrowserActivity::class.java).apply {
+                                            putExtra("url", qrCodeValue)
+                                        })
+                                    }
+                                }
+                            }
+                        }
+                        // imageAnalysis.clearAnalyzer()
+                    }
+
+                }.addOnFailureListener {
+                    LogEx.logDebug(TAG, "OnFailure")
+                }.addOnCompleteListener {
+                    LogEx.logDebug(TAG, "OnComplete")
+                    imageProxy.close()
+                }
+            } else {
+                imageProxy.close()
+            }
+        }
+    }
+
 }
\ No newline at end of file

app/src/main/res/layout/fragment_home.xml

@@ -154,7 +154,6 @@
                 android:layout_margin="10dp"
                 android:background="?android:attr/selectableItemBackground"
                 android:padding="5dp"
-                android:visibility="invisible"
                 app:layout_constraintBottom_toBottomOf="parent"
                 app:layout_constraintEnd_toEndOf="parent"
                 app:layout_constraintTop_toTopOf="parent"