dispose of input once finished

src/lib/media/video/compress.ts

@@ -7,10 +7,6 @@ import {extToMime} from './util'
 
 const MIN_SIZE_FOR_COMPRESSION = 25 // 25mb
 
-export function hasWebCodecs(): boolean {
-  throw new Error('Native does not have WebCodecs.')
-}
-
 export async function compressVideo(
   file: ImagePickerAsset,
   opts?: {

src/lib/media/video/compress.web.ts

@@ -245,16 +245,24 @@ async function doCompression(
   }
 
   if (signal) {
-    signal.addEventListener('abort', () => {
+    signal.addEventListener(
+      'abort',
+      () => {
         logger.debug('compress: cancelled')
         conversion.cancel()
-    })
+      },
+      {once: true},
+    )
   }
 
   logger.debug('compress: starting conversion')
   const startTime = performance.now()
 
+  try {
     await conversion.execute()
+  } finally {
+    input.dispose()
+  }
 
   const elapsed = performance.now() - startTime
   const bytes = target.buffer

src/view/com/composer/videos/metadata.ts

@@ -5,5 +5,5 @@ export const getVideoMetadata = (_file: File): Promise<ImagePickerAsset> => {
 }
 
 export function hasWebCodecs(): boolean {
-  throw new Error("hasWebCodecs is web only (also, no it doesn't)")
+  return false
 }

src/view/com/composer/videos/metadata.web.ts

@@ -22,14 +22,14 @@ export async function getVideoMetadata(file: File): Promise<ImagePickerAsset> {
   if (hasWebCodecs()) {
     try {
       const result = await getMetadataWithWebCodecs(file, blobUrl)
-      logger.debug('metadata: MediaBunny succeeded', {
+      logger.debug('metadata: WebCodecs succeeded', {
         width: result.width,
         height: result.height,
         duration: result.duration,
       })
       return result
     } catch (e) {
-      logger.warn('metadata: MediaBunny failed, using fallback', {
+      logger.warn('metadata: WebCodecs failed, using fallback', {
         safeMessage: e,
       })
     }