The utility is a command line program named spmark, which processes a wave file containing recorded speech, detects acoustic landmarks in the recorded speech, and outputs a text-format “landmark file” with information about the detected landmarks. The SpeechMark Command Line Utility, Mac Edition is a version of the SpeechMark technology that is callable from an OS X terminal window. Landmarks are useful for investigating non-lexical attributes of speech, such as differences in production of the same speech material by the same speaker under different conditions. ![]() The SpeechMark family of products detects and measures acoustic landmarks -acoustic events that correlate with changes in speech articulation.
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