feat 可以拍照了

.idea/deploymentTargetDropDown.xml

@@ -2,7 +2,7 @@
 <project version="4">
   <component name="deploymentTargetDropDown">
     <value>
-      <entry key="Unnamed">
+      <entry key="app">
         <State />
       </entry>
     </value>

app/build.gradle.kts

@@ -33,10 +33,16 @@ android {
     kotlinOptions {
         jvmTarget = "1.8"
     }
+
 }
 
 dependencies {
-
+    implementation("androidx.camera:camera-core:1.2.1")
+    implementation("androidx.camera:camera-camera2:1.2.1")
+    implementation("androidx.camera:camera-lifecycle:1.2.1")
+    implementation("androidx.camera:camera-video:1.2.1")
+    implementation("androidx.camera:camera-view:1.2.1")
+    implementation("androidx.camera:camera-extensions:1.2.1")
     implementation("androidx.core:core-ktx:1.10.1")
     implementation("androidx.appcompat:appcompat:1.6.1")
     implementation("com.google.android.material:material:1.9.0")

app/src/main/AndroidManifest.xml

@@ -4,6 +4,11 @@
 
     <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
     <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
+    <uses-feature android:name="android.hardware.camera.any" />
+    <uses-permission android:name="android.permission.CAMERA" />
+    <uses-permission android:name="android.permission.RECORD_AUDIO" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"
+        android:maxSdkVersion="28" />
     <application
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"

app/src/main/java/com/bing89/travebing/MainActivity.kt

@@ -4,22 +4,32 @@ package com.bing89.travebing
 
 import android.Manifest
 import android.annotation.SuppressLint
+import android.content.ContentValues
 import android.content.Context
 import android.content.Intent
 import android.content.pm.PackageManager
 import android.location.Location
 import android.location.LocationListener
 import android.location.LocationManager
+import android.os.Build
 import android.os.Bundle
 import android.os.Handler
 import android.os.Looper
 import android.provider.MediaStore
 import android.util.Base64
+import android.util.Log
 import android.widget.Button
 import android.widget.ImageView
 import android.widget.TextView
+import android.widget.Toast
+import androidx.annotation.RequiresPermission
 import androidx.appcompat.app.AppCompatActivity
+import androidx.camera.core.CameraSelector
+import androidx.camera.core.ImageCapture
+import androidx.camera.core.ImageCaptureException
+import androidx.camera.lifecycle.ProcessCameraProvider
 import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
 import androidx.core.content.FileProvider
 import com.bing89.travebing.R.*
 import kotlinx.coroutines.*
@@ -29,11 +39,13 @@ import java.text.SimpleDateFormat
 import java.util.Date
 import java.util.Locale
 
+
 class MainActivity : AppCompatActivity() {
 
     private lateinit var startButton: Button
     private lateinit var previewImageView: ImageView
     private lateinit var gpsInfoTextView: TextView
+    private var imageCapture: ImageCapture? = null
 
     private var isMonitoring = false
     private var photoFilePath: String? = null
@@ -46,7 +58,7 @@ class MainActivity : AppCompatActivity() {
         startButton = findViewById(id.startButton)
         previewImageView = findViewById(id.previewImageView)
         gpsInfoTextView = findViewById(id.gpsInfoTextView)
-
+        startCamera()
         startButton.setOnClickListener {
             if (isMonitoring) {
                 stopMonitoring()
@@ -61,25 +73,33 @@ class MainActivity : AppCompatActivity() {
     private fun startMonitoring() {
         isMonitoring = true
         startButton.text = "休息"
-
+//        if(imageCapture == null ){
-        val intervalMillis = 60000L // 间隔时间，这里设置为1分钟
+//            startCamera()
-        val handler = Handler(Looper.getMainLooper())
+//        }
-
+        takePhoto()
-        handler.post(object : Runnable {
+        getLocation()
-            override fun run() {
+//        val intervalMillis = 60000L // 间隔时间，这里设置为1分钟
-                if (isMonitoring) {
+//        val handler = Handler(Looper.getMainLooper())
-                    capturePhotoAndUpload()
+//
-                    handler.postDelayed(this, intervalMillis)
+//        handler.post(object : Runnable {
-                }
+//            override fun run() {
-            }
+//                if (isMonitoring) {
-        })
+//                    getLocation()
+////                    capturePhotoAndUpload()
+//                    takePhoto()
+//                    handler.postDelayed(this, intervalMillis)
+//                }
+//            }
+//        })
     }
 
     private fun stopMonitoring() {
         isMonitoring = false
         startButton.text = "出发"
     }
-
+    @RequiresPermission(
+        anyOf = [Manifest.permission.ACCESS_COARSE_LOCATION, Manifest.permission.ACCESS_FINE_LOCATION],
+    )
     @SuppressLint("QueryPermissionsNeeded")
     private fun capturePhotoAndUpload() {
         if (checkPermissions()) {
@@ -98,7 +118,12 @@ class MainActivity : AppCompatActivity() {
             }
         }
     }
-
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        super.onActivityResult(requestCode, resultCode, data)
+        if (resultCode == PHOTO_REQUEST_CODE ) {
+//            doSomeOperations()
+        }
+    }
     private fun checkPermissions(): Boolean {
         val requiredPermissions = arrayOf(
             Manifest.permission.CAMERA,
@@ -126,6 +151,7 @@ class MainActivity : AppCompatActivity() {
         return File.createTempFile("JPEG_${timeStamp}_", ".jpg", storageDir)
     }
 
+
     private fun getLocation() {
         val locationListener = object : LocationListener {
             override fun onLocationChanged(location: Location) {
@@ -195,5 +221,99 @@ class MainActivity : AppCompatActivity() {
     companion object {
         private const val PERMISSION_REQUEST_CODE = 1001
         private const val PHOTO_REQUEST_CODE = 1002
+        private const val TAG = "Travebing"
+        private const val FILENAME_FORMAT = "yyyy-MM-dd-HH-mm-ss-SSS"
+        private const val REQUEST_CODE_PERMISSIONS = 10
+    }
+    private fun startCamera() {
+        val cameraProviderFuture = ProcessCameraProvider.getInstance(this)
+
+        cameraProviderFuture.addListener({
+            // Used to bind the lifecycle of cameras to the lifecycle owner
+            val cameraProvider: ProcessCameraProvider = cameraProviderFuture.get()
+
+            // Preview
+//            val preview = Preview.Builder()
+//                .build()
+//                .also {
+//                    it.setSurfaceProvider(viewBinding.viewFinder.surfaceProvider)
+//                }
+//            val recorder = Recorder.Builder()
+//                .setQualitySelector(QualitySelector.from(Quality.HIGHEST,
+//                    FallbackStrategy.higherQualityOrLowerThan(Quality.SD)))
+//                .build()
+//            videoCapture = VideoCapture.withOutput(recorder)
+
+            imageCapture = ImageCapture.Builder().build()
+
+            /*
+            val imageAnalyzer = ImageAnalysis.Builder().build()
+                .also {
+                    setAnalyzer(
+                        cameraExecutor,
+                        LuminosityAnalyzer { luma ->        startCamera()
+                            Log.d(TAG, "Average luminosity: $luma")
+                        }
+                    )
+                }
+            */
+
+            // Select back camera as a default
+            val cameraSelector = CameraSelector.DEFAULT_BACK_CAMERA
+
+            try {
+                // Unbind use cases before rebinding
+                cameraProvider.unbindAll()
+
+                // Bind use cases to camera
+                cameraProvider.bindToLifecycle(
+                    this, cameraSelector,  imageCapture)
+
+            } catch(exc: Exception) {
+                Log.e(TAG, "Use case binding failed", exc)
+            }
+
+        }, ContextCompat.getMainExecutor(this))
+    }
+    private fun takePhoto() {
+        // Get a stable reference of the modifiable image capture use case
+        val imageCapture = imageCapture ?: return
+        Log.d(TAG, "================>>>>> now do capture photo")
+        // Create time stamped name and MediaStore entry.
+        val name = SimpleDateFormat(FILENAME_FORMAT, Locale.US)
+            .format(System.currentTimeMillis())
+        val contentValues = ContentValues().apply {
+            put(MediaStore.MediaColumns.DISPLAY_NAME, name)
+            put(MediaStore.MediaColumns.MIME_TYPE, "image/jpeg")
+            put(MediaStore.Images.Media.RELATIVE_PATH, "Pictures/CameraX-Image")
+        }
+
+        // Create output options object which contains file + metadata
+        val outputOptions = ImageCapture.OutputFileOptions
+            .Builder(contentResolver,
+                MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
+                contentValues)
+            .build()
+
+        // Set up image capture listener, which is triggered after photo has
+        // been taken
+        imageCapture.takePicture(
+            outputOptions,
+            ContextCompat.getMainExecutor(this),
+            object : ImageCapture.OnImageSavedCallback {
+                override fun onError(exc: ImageCaptureException) {
+                    Log.e(TAG, "+++++++++++Photo capture failed: ${exc.message}", exc)
+                }
+
+                override fun
+                        onImageSaved(output: ImageCapture.OutputFileResults){
+                    previewImageView.setImageURI(output.savedUri)
+                    val msg = "--------- Photo capture succeeded: ${output.savedUri}"
+                    Toast.makeText(baseContext, msg, Toast.LENGTH_SHORT).show()
+                    Log.d(TAG, msg)
                 }
             }
+        )
+    }
+
+}