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How to automatically silence sections of audio below a given volume threshold?

由 て烟熏妆下的殇ゞ 提交于 2019-12-11 08:37:29
问题 I'm coding a monophonic music transcription application using C#. I want to silence all parts of a WAV file below a certain volume threshold. Any idea how to do this? 回答1: You need a Noise Gate. A noise gate is a type of audio effect that silences (or reduces in volume) any quiet sections that fall below a set volume threshold. It would probably be easier to use an existing noise gate implementation rather then create your own. Understanding and implementing a basic noise gate isn't too

Sphinx4 speech recognition trasncribe demo not working accurately for short wav file

由 喜你入骨 提交于 2019-12-11 04:22:03
问题 i had just implemetned the transcriber demo for the transcribe the audio file .. My audio file is .wav file which consist only names like "BHAVIK" "ANKIT" "SAGAR" My grammer File Consist of this grammer as follows: - public = (JAY)|(SAGAR)|(BHAVIK)|(ANKIT)|(MIRAJ)|(YAGNESH); But Problem is that the transcriber demo not provide the correct result ..its just providing me somthing other when i give .wav file of "JAY" ..its not give the correct result.. Why this happening? my .wav file is here u

Music Transcription of Wav files in Java [closed]

由 白昼怎懂夜的黑 提交于 2019-12-03 20:02:05
问题 Closed . This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 11 months ago . I have project about music transcription using Java, the thing is,, I have created an applet that records sound and saves it into a WAV file, the player should only play the piece he/she would like to transcribe, after that I am stuck at the point were I have to get information

Music Transcription of Wav files in Java [closed]

由 笑着哭i 提交于 2019-11-30 14:03:07
I have project about music transcription using Java, the thing is,, I have created an applet that records sound and saves it into a WAV file, the player should only play the piece he/she would like to transcribe, after that I am stuck at the point were I have to get information from the saved WAV file and use this information to create a MIDI file,, and after creating the MIDI file I have to generate a Musical Score for it (Sheet Music) and all these must be done in Java. I searched everywhere for a clear explanation on how these stuff can be done, but I did not find anything direct :( since I
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