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94 changes: 94 additions & 0 deletions
94
android/src/main/java/com/mrousavy/blurhash/BlurhashModule.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,94 @@ | ||
| package com.mrousavy.blurhash | ||
|
|
||
| import android.graphics.Bitmap | ||
| import android.net.Uri | ||
| import com.facebook.common.executors.CallerThreadExecutor | ||
| import com.facebook.common.references.CloseableReference | ||
| import com.facebook.datasource.DataSource | ||
| import com.facebook.drawee.backends.pipeline.Fresco | ||
| import com.facebook.imagepipeline.datasource.BaseBitmapDataSubscriber | ||
| import com.facebook.imagepipeline.image.CloseableImage | ||
| import com.facebook.imagepipeline.request.ImageRequestBuilder | ||
| import com.facebook.react.bridge.LifecycleEventListener | ||
| import com.facebook.react.bridge.Promise | ||
| import com.facebook.react.bridge.ReactApplicationContext | ||
| import com.facebook.react.bridge.ReactMethod | ||
| import com.facebook.react.module.annotations.ReactModule | ||
| import kotlin.concurrent.thread | ||
|
|
||
| @ReactModule(name = NativeBlurhashModuleSpec.NAME) | ||
| class BlurhashModule(reactContext: ReactApplicationContext) : | ||
| NativeBlurhashModuleSpec(reactContext), LifecycleEventListener { | ||
| @ReactMethod | ||
| override fun createBlurhashFromImage( | ||
| imageUri: String, | ||
| componentsX: Double, | ||
| componentsY: Double, | ||
| promise: Promise | ||
| ) { | ||
| thread(true) { | ||
| if (componentsX < 1 || componentsY < 1) { | ||
| promise.reject( | ||
| "INVALID_COMPONENTS", | ||
| Exception("The componentX and componentY arguments must be greater than 0!")) | ||
| return@thread | ||
| } | ||
| try { | ||
| val formattedUri = imageUri.trim() | ||
|
|
||
| val imageRequest = ImageRequestBuilder.newBuilderWithSource(Uri.parse(formattedUri)).build() | ||
| val imagePipeline = Fresco.getImagePipeline() | ||
| val dataSource = imagePipeline.fetchDecodedImage(imageRequest, reactApplicationContext) | ||
| dataSource.subscribe( | ||
| object : BaseBitmapDataSubscriber() { | ||
| override fun onNewResultImpl(bitmap: Bitmap?) { | ||
| try { | ||
| if (dataSource.isFinished && bitmap != null) { | ||
| val blurhash = BlurHashEncoder.encode(bitmap, componentsX.toInt(), componentsY.toInt()) | ||
| promise.resolve(blurhash) | ||
| } else { | ||
| if (dataSource.failureCause != null) { | ||
| promise.reject("LOAD_ERROR", dataSource.failureCause) | ||
| } else { | ||
| promise.reject("LOAD_ERROR", Exception("Failed to load URI!")) | ||
| } | ||
| } | ||
| } finally { | ||
| dataSource.close() | ||
| } | ||
| } | ||
|
|
||
| override fun onFailureImpl( | ||
| dataSource: DataSource<CloseableReference<CloseableImage>> | ||
| ) { | ||
| try { | ||
| if (dataSource.failureCause != null) { | ||
| promise.reject("LOAD_ERROR", dataSource.failureCause) | ||
| } else { | ||
| promise.reject("LOAD_ERROR", Exception("Failed to load URI!")) | ||
| } | ||
| } finally { | ||
| dataSource.close() | ||
| } | ||
| } | ||
| }, | ||
| CallerThreadExecutor.getInstance()) | ||
| } catch (e: Exception) { | ||
| promise.reject("INTERNAL", e) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| @ReactMethod | ||
| override fun clearCosineCache() { | ||
| BlurHashDecoder.clearCache() | ||
| } | ||
|
|
||
| override fun onHostResume() {} | ||
|
|
||
| override fun onHostPause() {} | ||
|
|
||
| override fun onHostDestroy() { | ||
| BlurHashDecoder.clearCache() | ||
| } | ||
| } |
44 changes: 32 additions & 12 deletions
44
android/src/main/java/com/mrousavy/blurhash/BlurhashPackage.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,22 +1,42 @@ | ||
| package com.mrousavy.blurhash | ||
|
|
||
| import com.facebook.react.ReactPackage | ||
| import com.facebook.react.bridge.JavaScriptModule | ||
| import com.facebook.react.TurboReactPackage | ||
| import com.facebook.react.bridge.NativeModule | ||
| import com.facebook.react.bridge.ReactApplicationContext | ||
| import com.facebook.react.module.annotations.ReactModule | ||
| import com.facebook.react.module.model.ReactModuleInfo | ||
| import com.facebook.react.module.model.ReactModuleInfoProvider | ||
| import com.facebook.react.turbomodule.core.interfaces.TurboModule | ||
| import com.facebook.react.uimanager.ViewManager | ||
|
|
||
| class BlurhashPackage : ReactPackage { | ||
| override fun createNativeModules(reactContext: ReactApplicationContext): List<NativeModule> { | ||
| return listOf<NativeModule>(BlurhashViewModule(reactContext)) | ||
| class BlurhashPackage : TurboReactPackage() { | ||
| override fun getModule(name: String, reactContext: ReactApplicationContext): NativeModule? { | ||
| return when (name) { | ||
| NativeBlurhashModuleSpec.NAME -> BlurhashModule(reactContext) | ||
| else -> null | ||
| } | ||
| } | ||
|
|
||
| // Created for legacy support, it's deprecated now. | ||
| fun createJSModules(): List<Class<out JavaScriptModule?>> { | ||
| return emptyList() | ||
| override fun getReactModuleInfoProvider(): ReactModuleInfoProvider { | ||
| val moduleList: Array<Class<out NativeModule?>> = arrayOf(BlurhashModule::class.java) | ||
| val reactModuleInfoMap: MutableMap<String, ReactModuleInfo> = HashMap() | ||
| for (moduleClass in moduleList) { | ||
| val reactModule = moduleClass.getAnnotation(ReactModule::class.java) ?: continue | ||
| reactModuleInfoMap[reactModule.name] = | ||
| ReactModuleInfo( | ||
| reactModule.name, | ||
| moduleClass.name, | ||
| true, | ||
| reactModule.needsEagerInit, | ||
| /** TODO remove the parameter once support for RN < 0.73 is dropped */ | ||
| reactModule.hasConstants, | ||
| reactModule.isCxxModule, | ||
| TurboModule::class.java.isAssignableFrom(moduleClass)) | ||
| } | ||
| return ReactModuleInfoProvider { reactModuleInfoMap } | ||
| } | ||
|
|
||
| override fun createViewManagers(reactContext: ReactApplicationContext): List<ViewManager<*, *>> { | ||
| return listOf<ViewManager<*, *>>(BlurhashViewManager()) | ||
| } | ||
| } | ||
| override fun createViewManagers(reactContext: ReactApplicationContext): List<ViewManager<*, *>> { | ||
| return listOf<ViewManager<*, *>>(BlurhashViewManager()) | ||
| } | ||
| } |
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