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Remove all video metadata (#6224)

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Use `InAppMp4Muxer` with a custom metadata provider that removes all metadata entries
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Jorge Martin Espinosa 2026-02-18 17:51:44 +01:00 • committed by GitHub
parent 5cf05540b7
commit 23f105442e
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libraries/mediaupload/impl/src/main/kotlin/io/element/android/libraries/mediaupload/impl/VideoCompressor.kt
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@ -24,6 +24,7 @@ import androidx.media3.transformer.EditedMediaItem
import androidx.media3.transformer.Effects
import androidx.media3.transformer.ExportException
import androidx.media3.transformer.ExportResult
import androidx.media3.transformer.InAppMp4Muxer
import androidx.media3.transformer.ProgressHolder
import androidx.media3.transformer.TransformationRequest
import androidx.media3.transformer.Transformer
@ -88,6 +89,10 @@ class VideoCompressor(
// If we need to resize the video, we also want to recalculate the bitrate
val newBitrate = videoCompressorConfig.newBitRate
// Remove all video metadata
val removeMetadataMuxer = InAppMp4Muxer.Factory { metadataEntries ->
metadataEntries.removeAll { true }
}
val inputMediaItem = MediaItem.fromUri(uri)
val outputMediaItem = EditedMediaItem.Builder(inputMediaItem)
.setFrameRate(newFrameRate)
@ -109,6 +114,7 @@ class VideoCompressor(
.setAudioMimeType(MimeTypes.AUDIO_AAC)
.setPortraitEncodingEnabled(false)
.setEncoderFactory(encoderFactory)
.setMuxerFactory(removeMetadataMuxer)
.addListener(object : Transformer.Listener {
override fun onCompleted(composition: Composition, exportResult: ExportResult) {
trySend(VideoTranscodingEvent.Completed(tmpFile))