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feat: support back camera
author
nathan holland
date
(May 3, 2025, 12:36 AM +0300)
commit
ee326369
ee3263692b8047a8d228b6be9a2fe542be0ff23c
parent
8bd83df9
8bd83df986a87eeb9feff2ac83f6c56b16c3dbe9
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-10
+3
-2
posedetection/src/androidMain/kotlin/com.performancecoachlab/posedetection/camera/CameraView.android.kt
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-2
posedetection/src/androidMain/kotlin/com.performancecoachlab/posedetection/camera/CameraView.android.kt
···
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import android.graphics.Bitmap
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import androidx.annotation.OptIn
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import androidx.camera.core.CameraSelector.DEFAULT_BACK_CAMERA
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import androidx.camera.core.CameraSelector.DEFAULT_FRONT_CAMERA
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import androidx.camera.core.ExperimentalGetImage
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import androidx.camera.view.LifecycleCameraController
···
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@OptIn(ExperimentalGetImage::class)
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@Composable
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actual fun CameraView(
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skeletonRepository: SkeletonRepository, drawSkeleton: Boolean, modifier: Modifier
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skeletonRepository: SkeletonRepository, drawSkeleton: Boolean, modifier: Modifier, frontCamera: Boolean
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) {
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var bitmap by remember { mutableStateOf<ImageBitmap?>(null) }
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var skeleton by remember { mutableStateOf(Skeleton()) }
···
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val executor = remember { Executors.newSingleThreadExecutor() }
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LaunchedEffect(lifecycleOwner) {
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cameraController.bindToLifecycle(lifecycleOwner)
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cameraController.cameraSelector = DEFAULT_FRONT_CAMERA
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cameraController.cameraSelector = if(frontCamera)DEFAULT_FRONT_CAMERA else DEFAULT_BACK_CAMERA
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previewView.controller = cameraController
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previewView.scaleType = PreviewView.ScaleType.FIT_CENTER
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cameraController.setImageAnalysisAnalyzer(executor) { imageProxy ->
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posedetection/src/commonMain/kotlin/com/performancecoachlab/posedetection/camera/CameraView.kt
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posedetection/src/commonMain/kotlin/com/performancecoachlab/posedetection/camera/CameraView.kt
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posedetection/src/iosMain/kotlin/com/performancecoachlab/posedetection/camera/CameraView.ios.kt
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posedetection/src/iosMain/kotlin/com/performancecoachlab/posedetection/camera/CameraView.ios.kt
···
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actual fun CameraView(
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skeletonRepository: SkeletonRepository,
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drawSkeleton: Boolean,
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modifier: Modifier
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modifier: Modifier,
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frontCamera: Boolean,
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) {
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val cameraEngine = remember { mutableStateOf<CameraEngine?>(null) }
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val skeleton by skeletonRepository.skeletonFlow.collectAsState()
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val frameListener = remember { FrameRepository() }
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val frameBitmap by frameListener.frameFlow.collectAsState()
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LaunchedEffect(cameraEngine.value){
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LaunchedEffect(cameraEngine.value) {
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cameraEngine.value?.apply {
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addSkeletonRepository(skeletonRepository)
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addFrameListener(frameListener)
···
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}
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Box(modifier = Modifier.fillMaxSize()) {
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CameraPreview(
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modifier = Modifier.fillMaxSize(),
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onCameraControllerReady = { engine ->
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cameraEngine.value = engine
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modifier = Modifier.fillMaxSize(), onCameraControllerReady = { engine ->
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cameraEngine.value = engine.also { if (!frontCamera) it.toggleCameraLens() }
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})
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if (drawSkeleton) {
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frameBitmap?.also {
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sample/composeApp/src/commonMain/kotlin/com/nate/posedetection/App.kt
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-1
sample/composeApp/src/commonMain/kotlin/com/nate/posedetection/App.kt