Video compression in composer (#4638)

Co-authored-by: Samuel Newman <10959775+mozzius@users.noreply.github.com>
Co-authored-by: Hailey <me@haileyok.com>

src/view/com/composer/videos/VideoPreview.tsx

@@ -0,0 +1,39 @@
+/* eslint-disable @typescript-eslint/no-shadow */
+import React from 'react'
+import {View} from 'react-native'
+import {useVideoPlayer, VideoView} from 'expo-video'
+
+import {CompressedVideo} from '#/lib/media/video/compress'
+import {ExternalEmbedRemoveBtn} from 'view/com/composer/ExternalEmbedRemoveBtn'
+import {atoms as a} from '#/alf'
+
+export function VideoPreview({
+  video,
+  clear,
+}: {
+  video: CompressedVideo
+  clear: () => void
+}) {
+  const player = useVideoPlayer(video.uri, player => {
+    player.loop = true
+    player.play()
+  })
+
+  return (
+    <View
+      style={[
+        a.w_full,
+        a.rounded_sm,
+        {aspectRatio: 16 / 9},
+        a.overflow_hidden,
+      ]}>
+      <VideoView
+        player={player}
+        style={a.flex_1}
+        allowsPictureInPicture={false}
+        nativeControls={false}
+      />
+      <ExternalEmbedRemoveBtn onRemove={clear} />
+    </View>
+  )
+}