在中止的时候,设备只应当允许全部进入的整数不经变化地通过它的输出通道。
When suspended, the device should simply allow all incoming integers to pass through unchanged on its output channel.
在构建 MidiMessageHandler 对象的时候已经通过 MidiOut 接口选择和创建了输出端口。
The output port will have been selected via the MidiOut interface and created when the MidiMessageHandler object was constructed.
有时候,您可能希望在屏幕上看到输出,同时保留一个副本。
Sometimes you may want to see output on your screen while saving a copy for later.
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