Google has recently announced WebM, an open source, royalty free media file format consisting of the following components: VP8 video codec, Vorbis audio codec, and the Matroska media container.

近日，Google开源了WebM——用于视频压缩与编码的免费媒体文件格式，它主要包含如下组件：VP8视频codec、Vorbis音频codec以及Matroska媒体容器。

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Nonetheless, it's still incredibly useful — particularly for quick jobs, such as recoding an audio file to another format or simply experimenting with pipelines.

尽管如此，它仍然是非常有用的，特别是对于一些快速的任务，比如将音频文件录制为另一种格式或者仅使用管道进行试验。

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Import SettingsWhen you are importing an audio file, you can select its final format and choose to force it to stereo or mono channels.

当你导入一个音频文件，你可以选择它的最终格式，并选择强制立体声或单声道。

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One main reason: The company had a history of religious devotion to proprietary file formats, and took years to release a digital audio player that could handle the ever-popular MP3 format.

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