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D14475.1768403899.diff
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diff --git a/native/expo-modules/comm-expo-package/android/src/main/java/app/comm/android/media/MediaModule.kt b/native/expo-modules/comm-expo-package/android/src/main/java/app/comm/android/media/MediaModule.kt
--- a/native/expo-modules/comm-expo-package/android/src/main/java/app/comm/android/media/MediaModule.kt
+++ b/native/expo-modules/comm-expo-package/android/src/main/java/app/comm/android/media/MediaModule.kt
@@ -1,21 +1,21 @@
package app.comm.android.media
import android.content.Context
+import android.graphics.Bitmap
import android.graphics.ImageDecoder
import android.graphics.Movie
import android.graphics.drawable.AnimatedImageDrawable
import android.media.MediaExtractor
import android.media.MediaFormat
+import android.media.MediaMetadataRetriever
import android.net.Uri
import android.os.Build
-import android.util.Log
import expo.modules.kotlin.exception.CodedException
import expo.modules.kotlin.modules.Module
import expo.modules.kotlin.modules.ModuleDefinition
import expo.modules.kotlin.records.Field
import expo.modules.kotlin.records.Record
-import java.io.IOException
-import java.io.InputStream
+import java.io.FileOutputStream
class VideoInfo : Record {
@Field
@@ -41,6 +41,7 @@
AsyncFunction("getVideoInfo", this@MediaModule::getVideoInfo)
AsyncFunction("hasMultipleFrames", this@MediaModule::hasMultipleFrames)
+ AsyncFunction("generateThumbnail", this@MediaModule::generateThumbnail)
}
@@ -105,6 +106,29 @@
}
}
+ private fun generateThumbnail(inputPath: String, outputPath: String) {
+ val retriever = MediaMetadataRetriever()
+ val thumbnail: Bitmap? = try {
+ retriever.setDataSource(Uri.decode(inputPath).replace("file://", ""))
+ retriever.getFrameAtTime(
+ 0,
+ MediaMetadataRetriever.OPTION_CLOSEST_SYNC
+ )
+ } catch (e: Exception) {
+ throw GenerateThumbnailException(inputPath, e)
+ } finally {
+ retriever.release()
+ }
+
+ try {
+ FileOutputStream(outputPath).use { outputStream ->
+ thumbnail?.compress(Bitmap.CompressFormat.JPEG, 90, outputStream)
+ }
+ } catch (e: Exception) {
+ throw SaveThumbnailException(outputPath, e)
+ }
+ }
+
private val context: Context
get() = requireNotNull(this.appContext.reactContext) {
"React Application Context is null"
@@ -124,4 +148,10 @@
private class FailedToOpenGif(uri: String, cause: Throwable) :
CodedException("Failed to open file: $uri", cause)
+private class GenerateThumbnailException(uri: String, cause: Throwable) :
+ CodedException("Could not generate thumbnail from file: $uri", cause)
+
+private class SaveThumbnailException(uri: String, cause: Throwable) :
+ CodedException("Could not save thumbnail to $uri", cause)
+
// endregion

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