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fix(ios): ensure behavior is correct with empty text track list (#4123)

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* fix(ios): ensure behavior is correct with empty text track list
This commit is contained in:
Olivier Bouillet 2024-09-02 15:40:38 +02:00 committed by GitHub
parent 7a2b4014f4
commit 3a32d67087
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GPG Key ID: B5690EEEBB952194
2 changed files with 18 additions and 10 deletions
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5
examples/basic/src/constants/general.ts
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@ -78,6 +78,11 @@ export const srcAllPlatformList = [
uri: 'https://bitmovin-a.akamaihd.net/content/sintel/hls/playlist.m3u8',
startPosition: 50000,
},
{
description: 'mp3 with texttrack',
uri: 'https://traffic.libsyn.com/democracynow/wx2024-0702_SOT_DeadCalm-LucileSmith-FULL-V2.mxf-audio.mp3', // an mp3 file
textTracks: [], // empty text track list
},
{
description: 'BigBugBunny sideLoaded subtitles',
// sideloaded subtitles wont work for streaming like HLS on ios

23
ios/Video/RCTVideo.swift
View File

@ -42,7 +42,7 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
private var _repeat = false
private var _isPlaying = false
private var _allowsExternalPlayback = true
private var _textTracks: [TextTrack]?
private var _textTracks: [TextTrack] = []
private var _selectedTextTrackCriteria: SelectedTrackCriteria?
private var _selectedAudioTrackCriteria: SelectedTrackCriteria?
private var _playbackStalled = false
@ -598,7 +598,7 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
}
func playerItemPrepareText(asset: AVAsset!, assetOptions: NSDictionary?, uri: String) async -> AVPlayerItem {
if (self._textTracks == nil) || self._textTracks?.isEmpty == true || (uri.hasSuffix(".m3u8")) {
if self._textTracks.isEmpty == true || (uri.hasSuffix(".m3u8")) {
return await self.playerItemPropegateMetadata(AVPlayerItem(asset: asset))
}
@ -612,7 +612,7 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
textTracks: self._textTracks
)
if validTextTracks.count != self._textTracks?.count {
if validTextTracks.count != self._textTracks.count {
self.setTextTracks(validTextTracks)
}
@ -963,8 +963,8 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
func setSelectedTextTrack(_ selectedTextTrack: SelectedTrackCriteria?) {
_selectedTextTrackCriteria = selectedTextTrack
if _textTracks != nil { // sideloaded text tracks
RCTPlayerOperations.setSideloadedText(player: _player, textTracks: _textTracks!, criteria: _selectedTextTrackCriteria)
if !_textTracks.isEmpty { // sideloaded text tracks
RCTPlayerOperations.setSideloadedText(player: _player, textTracks: _textTracks, criteria: _selectedTextTrackCriteria)
} else { // text tracks included in the HLS playlist§
Task {
await RCTPlayerOperations.setMediaSelectionTrackForCharacteristic(player: _player, characteristic: AVMediaCharacteristic.legible,
@ -979,8 +979,11 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
}
func setTextTracks(_ textTracks: [TextTrack]?) {
_textTracks = textTracks
if textTracks == nil {
_textTracks = []
} else {
_textTracks = textTracks!
}
// in case textTracks was set after selectedTextTrack
if _selectedTextTrackCriteria != nil { setSelectedTextTrack(_selectedTextTrackCriteria) }
}
@ -1294,7 +1297,7 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
_playerItem = nil
_source = nil
_chapters = nil
_textTracks = nil
_textTracks = []
_selectedTextTrackCriteria = nil
_selectedAudioTrackCriteria = nil
_presentingViewController = nil
@ -1448,7 +1451,7 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
"orientation": orientation,
],
"audioTracks": audioTracks,
"textTracks": self._textTracks?.compactMap { $0.json } ?? textTracks.map(\.json),
"textTracks": self._textTracks.compactMap { $0.json } ?? textTracks.map(\.json),
"target": self.reactTag as Any])
}
@ -1646,7 +1649,7 @@ class RCTVideo: UIView, RCTVideoPlayerViewControllerDelegate, RCTPlayerObserverH
if onTextTracks != nil {
Task {
let textTracks = await RCTVideoUtils.getTextTrackInfo(self._player)
self.onTextTracks?(["textTracks": self._textTracks?.compactMap { $0.json } ?? textTracks.compactMap(\.json)])
self.onTextTracks?(["textTracks": self._textTracks.compactMap { $0.json } ?? textTracks.compactMap(\.json)])
}
}