Before calling this method, you must prepare an input record.

在调用该方法之前，您必须准备一个输入记录。

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For each input record, the cached-referenced data is cross-checked to find the result.

对于各输入记录，缓存引用数据将通过交叉检查来查找结果。

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In all cases, the data in the input record should be copied to the output record.

无论如何，输入记录中的数据应该被复制到输出记录中。

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Connect a stereo microphone (3rd party sold separately) to the external microphone input and record audio with enhanced clarity.

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Additionally, videographers have the ability to capture audio with the onboard microphone or record stereo audio externally using the mic input.

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