FSSDLAudioQueueController使用NSRecursiveLock，当play时会调用spec.callback，此时可能会调用其他方法，导致递归

CloudlessMoon · debugly · commit e28b3e0ed452 · 2026-02-13T10:46:34.000+08:00
diff --git a/ijkmedia/ijksdl/apple/FSSDLAudioQueueController.m b/ijkmedia/ijksdl/apple/FSSDLAudioQueueController.m
@@ -50,7 +50,7 @@ @implementation FSSDLAudioQueueController {
     BOOL _isStopped;
     
     volatile BOOL _isAborted;
-    NSLock *_lock;
+    NSRecursiveLock *_lock;
     
     __weak FSSDLAudioQueueWeakHolder *_weakHolder;
 }
@@ -132,7 +132,7 @@ - (BOOL)isSupportAudioSpec:(FSAudioSpec *)aSpec err:(NSError *__autoreleasing *)
     _spec = aSpec;
     _isStopped = NO;
     
-    _lock = [[NSLock alloc] init];
+    _lock = [[NSRecursiveLock alloc] init];
     
     return YES;
 }

Original file line number	Diff line number	Diff line change
`@@ -50,7 +50,7 @@ @implementation FSSDLAudioQueueController {`
`50`	`50`	`BOOL _isStopped;`
`51`	`51`
`52`	`52`	`volatile BOOL _isAborted;`
`53`		`- NSLock *_lock;`
	`53`	`+ NSRecursiveLock *_lock;`
`54`	`54`
`55`	`55`	`__weak FSSDLAudioQueueWeakHolder *_weakHolder;`
`56`	`56`	`}`
`@@ -132,7 +132,7 @@ - (BOOL)isSupportAudioSpec:(FSAudioSpec )aSpec err:(NSError __autoreleasing *)`
`132`	`132`	`_spec = aSpec;`
`133`	`133`	`_isStopped = NO;`
`134`	`134`
`135`		`- _lock = [[NSLock alloc] init];`
	`135`	`+ _lock = [[NSRecursiveLock alloc] init];`
`136`	`136`
`137`	`137`	`return YES;`
`138`	`138`	`}`