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复现场景：不间断播放，大概4小时会主线程死锁 设备：中低端机（7P，8都能复现） 死锁时的线程信息： thread #1, queue = 'gputools.GTSharedMemoryTransport_capture.0x11a205b90.send', stop reason = signal SIGSTOP frame #0: 0x00000001bd61d088 libsystem_kernel.dylib`__semwait_signal + 8 frame #1: 0x000000018d9dc8e0 libsystem_c.dylib`nanosleep + 212 frame #2: 0x000000018d9dd5a8 libsystem_c.dylib`usleep +...