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scale video frame when possible

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mertalev 2025-07-21 16:09:30 +03:00
parent a3fc5d80bb
commit 8a8eb6e19d
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1 changed files with 19 additions and 10 deletions
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29
mobile/android/app/src/main/kotlin/app/alextran/immich/images/ThumbnailsImpl.kt
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@ -96,16 +96,25 @@ class ThumbnailsImpl(context: Context) : ThumbnailApi {
private fun decodeVideoThumbnail(assetId: String, targetWidth: Int, targetHeight: Int): Bitmap { private fun decodeVideoThumbnail(assetId: String, targetWidth: Int, targetHeight: Int): Bitmap {
val uri = val uri =
ContentUris.withAppendedId(MediaStore.Video.Media.EXTERNAL_CONTENT_URI, assetId.toLong()) ContentUris.withAppendedId(MediaStore.Video.Media.EXTERNAL_CONTENT_URI, assetId.toLong())
return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
contentResolver.loadThumbnail(uri, Size(targetWidth, targetHeight), null) return contentResolver.loadThumbnail(uri, Size(targetWidth, targetHeight), null)
} else { }
val retriever = MediaMetadataRetriever()
try { val retriever = MediaMetadataRetriever()
retriever.setDataSource(ctx, uri) try {
retriever.getFrameAtTime(0L) ?: throw RuntimeException("Failed to extract video frame") retriever.setDataSource(ctx, uri)
} finally { return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
retriever.release() retriever.getScaledFrameAtTime(
} 0L,
MediaMetadataRetriever.OPTION_NEXT_SYNC,
targetWidth,
targetHeight
)
} else {
retriever.getFrameAtTime(0L)
} ?: throw RuntimeException("Failed to extract video frame")
} finally {
retriever.release()
} }
} }