对assetreader的创建加了信号量

SwiftProject/SwiftProject/Project/Controller/RecordingVideo/CCSpatialVideoDisplayController/ZZHCustomPlayerForVideoTask.swift

@@ -24,9 +24,9 @@ extension ZZHCustomPlayer {
                print("self 被销毁了.....")
                return
            }
-           CustomPlayerShareSemaphore.wait()
+//           CustomPlayerShareSemaphore.wait()
            weakSelf.convertFrame(request:request)
-           CustomPlayerShareSemaphore.signal()
+//           CustomPlayerShareSemaphore.signal()
            
         } completionHandler: { ac, err in
             if err != nil {
@@ -171,8 +171,13 @@ extension ZZHCustomPlayer {
     
     //在播放器的slider 拖动播放时调用
     func quickLoadAReaderWhenSeek(startCT:CMTime) {
+        print("wait thread:\(Thread.current)")
+        CustomPlayerShareSemaphore.wait()
+        print("wait inininin.....")
         let timeRange = CMTimeRange(start: startCT, duration: .positiveInfinity)
         self.quickLoadAReader(timeRange: timeRange)
+        CustomPlayerShareSemaphore.signal()
+        print("signal thread:\(Thread.current)")
     }