.qtr文件扩展名，.qtr文件如何打开？

.qtr

文件类型：QuickTime Extension Resource

扩展名为.qtr的文件是一个插件文件。

文件说明：

Resource file referenced by a QuickTime extension (.QTX file) that provides support for additional video codecs; stores the resource fork, which contains Macintosh-style resources.

The QTR and QTX files may be combined into a single QTX file using Apples QuickTime Rezwack tool..qtr                                                                    

打开.qtr文件

Mac OS

Referenced by Apple QuickTime Player　

Windows

Referenced by Apple QuickTime Player　

Linux

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来源：. qtr文件