fix(ios): fix sideloading external subtitles (#3690)

* fix(ios): fix subtitles side loading

* update example

* Update examples/basic/src/VideoPlayer.tsx

Co-authored-by: Olivier Bouillet <62574056+freeboub@users.noreply.github.com>

* Update examples/basic/src/VideoPlayer.tsx

Co-authored-by: Olivier Bouillet <62574056+freeboub@users.noreply.github.com>

---------

Co-authored-by: Olivier Bouillet <62574056+freeboub@users.noreply.github.com>
This commit is contained in:
Krzysztof Moch
2024-04-19 22:38:52 +02:00
committed by GitHub
parent b5ccc48476
commit efa1c52491
2 changed files with 20 additions and 21 deletions

View File

@@ -246,7 +246,7 @@ enum RCTVideoUtils {
static func getValidTextTracks(asset: AVAsset, assetOptions: NSDictionary?, mixComposition: AVMutableComposition,
textTracks: [TextTrack]?) async -> [TextTrack] {
var validTextTracks: [TextTrack] = []
var tracks: [[AVAssetTrack]] = []
var tracks: [([AVAssetTrack], AVURLAsset)] = []
let videoTracks = await RCTVideoAssetsUtils.getTracks(asset: asset, withMediaType: .video)
guard let videoAsset = videoTracks?.first else { return validTextTracks }
@@ -268,23 +268,20 @@ enum RCTVideoUtils {
}
if let track = await RCTVideoAssetsUtils.getTracks(asset: textURLAsset, withMediaType: .text) {
tracks.append(track)
tracks.append((track, textURLAsset))
}
}
for i in 0 ..< tracks.count {
guard let track = tracks[i].first else { continue } // fix when there's no textTrackAsset
for (index, tracksPair) in tracks.enumerated() {
let (tracks, trackAsset) = tracksPair
guard let track = tracks.first else { continue } // fix when there's no textTrackAsset
let textCompTrack: AVMutableCompositionTrack! = mixComposition.addMutableTrack(withMediaType: AVMediaType.text,
preferredTrackID: kCMPersistentTrackID_Invalid)
do {
try textCompTrack.insertTimeRange(
CMTimeRangeMake(start: .zero, duration: videoAsset.timeRange.duration),
of: track,
at: .zero
)
validTextTracks.append(textTracks[i])
try textCompTrack.insertTimeRange(CMTimeRangeMake(start: .zero, duration: trackAsset.duration), of: track, at: .zero)
validTextTracks.append(textTracks[index])
} catch {
// TODO: upgrade error by call some props callback to better inform user
print("Error occurred on textTrack insert attempt: \(error.localizedDescription)")