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Simplify text track + cache bypass code

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This commit is contained in:
Hampton Maxwell 2018-08-27 18:05:41 -07:00
parent a26dc264b2
commit b6ee8f7fed
1 changed files with 29 additions and 24 deletions
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53
ios/Video/RCTVideo.m
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@ -382,6 +382,11 @@ static int const RCTVideoUnset = -1;
- (void)playerItemPrepareText:(AVAsset *)asset assetOptions:(NSDictionary * __nullable)assetOptions withCallback:(void(^)(AVPlayerItem *))handler
{
if (!_textTracks) {
handler([AVPlayerItem playerItemWithAsset:asset]);
return;
}
// sideload text tracks
AVMutableComposition *mixComposition = [[AVMutableComposition alloc] init];
@ -439,30 +444,29 @@ static int const RCTVideoUnset = -1;
NSMutableDictionary *assetOptions = [[NSMutableDictionary alloc] init];
if (isNetwork) {
/* Per #1091, this is not a public API.
* We need to either get approval from Apple to use this or use a different approach.
NSDictionary *headers = [source objectForKey:@"requestHeaders"];
if ([headers count] > 0) {
[assetOptions setObject:headers forKey:@"AVURLAssetHTTPHeaderFieldsKey"];
}
*/
NSArray *cookies = [[NSHTTPCookieStorage sharedHTTPCookieStorage] cookies];
[assetOptions setObject:cookies forKey:AVURLAssetHTTPCookiesKey];
/* Per #1091, this is not a public API.
* We need to either get approval from Apple to use this or use a different approach.
NSDictionary *headers = [source objectForKey:@"requestHeaders"];
if ([headers count] > 0) {
[assetOptions setObject:headers forKey:@"AVURLAssetHTTPHeaderFieldsKey"];
}
*/
NSArray *cookies = [[NSHTTPCookieStorage sharedHTTPCookieStorage] cookies];
[assetOptions setObject:cookies forKey:AVURLAssetHTTPCookiesKey];
#if __has_include(<react-native-video/RCTVideoCache.h>)
if (_textTracks) {
/* The DVURLAsset created by cache doesn't have a tracksWithMediaType property, so trying
* to bring in the text track code will crash. I suspect this is because the asset hasn't fully loaded.
* Until this is fixed, we need to bypass caching when text tracks are specified.
*/
AVURLAsset *asset = [AVURLAsset URLAssetWithURL:url options:assetOptions];
[self playerItemPrepareText:asset assetOptions:assetOptions withCallback:handler];
} else {
[self playerItemForSourceUsingCache:uri assetOptions:assetOptions withCallback:handler];
}
#else
AVURLAsset *asset = [AVURLAsset URLAssetWithURL:url options:assetOptions];
[self playerItemPrepareText:asset assetOptions:assetOptions withCallback:handler];
if (!_textTracks) {
/* The DVURLAsset created by cache doesn't have a tracksWithMediaType property, so trying
* to bring in the text track code will crash. I suspect this is because the asset hasn't fully loaded.
* Until this is fixed, we need to bypass caching when text tracks are specified.
*/
[self playerItemForSourceUsingCache:uri assetOptions:assetOptions withCallback:handler];
return;
}
#endif
AVURLAsset *asset = [AVURLAsset URLAssetWithURL:url options:assetOptions];
[self playerItemPrepareText:asset assetOptions:assetOptions withCallback:handler];
return;
} else if (isAsset) {
AVURLAsset *asset = [AVURLAsset URLAssetWithURL:url options:nil];
@ -495,7 +499,8 @@ static int const RCTVideoUnset = -1;
default:
if (cachedAsset) {
DebugLog(@"Playing back uri '%@' from cache", uri);
[self playerItemPrepareText:cachedAsset assetOptions:options withCallback:handler];
// See note in playerItemForSource about not being able to support text tracks & caching
handler([AVPlayerItem playerItemWithAsset:asset]);
return;
}
}
@ -503,7 +508,7 @@ static int const RCTVideoUnset = -1;
DVURLAsset *asset = [[DVURLAsset alloc] initWithURL:url options:options networkTimeout:10000];
asset.loaderDelegate = self;
/* More granular code to
/* More granular code to have control over the DVURLAsset
DVAssetLoaderDelegate *resourceLoaderDelegate = [[DVAssetLoaderDelegate alloc] initWithURL:url];
resourceLoaderDelegate.delegate = self;
NSURLComponents *components = [[NSURLComponents alloc] initWithURL:url resolvingAgainstBaseURL:NO];