mess around with adding a thumbnail

2024-06-12 21:04:57 +01:00
parent 527e800d01
commit 6fc3c6e28e
3 changed files with 58 additions and 5 deletions
@@ -0,0 +1,39 @@
+import React from 'react'
+import Animated, {FadeIn} from 'react-native-reanimated'
+import * as FileSystem from 'expo-file-system'
+import {Image} from 'expo-image'
+import {useQuery} from '@tanstack/react-query'
+import {FFmpegKit} from 'ffmpeg-kit-react-native'
+
+import {atoms as a} from '#/alf'
+
+export function VideoTranscodeBackdrop({uri}: {uri: string}) {
+  const {data: thumbnail} = useQuery({
+    queryKey: ['thumbnail', uri],
+    queryFn: async () => {
+      const thumbnailJpg = `${FileSystem.cacheDirectory}/thumbnail.jpg`
+      if ((await FileSystem.getInfoAsync(thumbnailJpg)).exists) {
+        await FileSystem.deleteAsync(thumbnailJpg)
+      }
+      await FFmpegKit.execute(
+        `-ss 00:00:01.000 -i ${uri} -vf 'scale=320:320:force_original_aspect_ratio=decrease' -frames:v 1 ${thumbnailJpg}`,
+      )
+      return thumbnailJpg
+    },
+  })
+
+  return (
+    <Animated.View style={a.flex_1} entering={FadeIn}>
+      {thumbnail && (
+        <Image
+          style={a.flex_1}
+          source={thumbnail}
+          cachePolicy="none"
+          accessibilityIgnoresInvertColors
+          blurRadius={15}
+          contentFit="cover"
+        />
+      )}
+    </Animated.View>
+  )
+}