Dear colleagues,
I need to export audio with different codecs/sample rates/etc. to G.711 codec - a mono, 8bit,8kHz CCITT A-law WAV file.
But unfortunately, if I choose A-law for the generated file format is not correct and can not be processed further.
Are there any differences between A-law in AUDACITY and CCITT A-law?
I attach a snapshot from NCH Wavepad, which allow the export in the desired format and a snapshot of the installed audiocodecs in my machine.
Please advice how to proceed with Audacity.
How to export in CCITT A-law wav, 8bit, 8kHz
Forum rules
If you require help using Audacity, please post on the forum board relevant to your operating system:
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If you require help using Audacity, please post on the forum board relevant to your operating system:
Windows
Mac OS X
GNU/Linux and Unix-like
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presidentaBG
- Posts: 2
- Joined: Thu Apr 16, 2009 7:50 am
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How to export in CCITT A-law wav, 8bit, 8kHz
- Attachments
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- alaw.JPG (11.17 KiB) Viewed 10069 times
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- audiocodecs installed.JPG (76.45 KiB) Viewed 10071 times
Re: How to export in CCITT A-law wav, 8bit, 8kHz
Which version of Audacity are you using?
What's your operating system?
(there are different parts in the forum for these, which help to cut out having to ask.)
What's your operating system?
(there are different parts in the forum for these, which help to cut out having to ask.)
9/10 questions are answered in the FREQUENTLY ASKED QUESTIONS (FAQ)
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presidentaBG
- Posts: 2
- Joined: Thu Apr 16, 2009 7:50 am
- Operating System: Please select
Re: How to export in CCITT A-law wav, 8bit, 8kHz
Audacity 1.2.6
Windows XP SP 3, 32-bit
Windows XP SP 3, 32-bit
Re: How to export in CCITT A-law wav, 8bit, 8kHz
Audacity 1.3 supports Microsoft A-LAW (identified by the Audio Code 0x0006) which as far as I know is the same as "CCITT A-Law". I don't know about 1.2.6 (not had it installed for quite a while now).
Audacity 1.3.7 also supports ffmpeg encoder, which provide support for many file formats. This is still experimental, but it may provide the functionality that you require. (Audacity 1.2 does not support ffmpeg).
Audacity 1.3.7 also supports ffmpeg encoder, which provide support for many file formats. This is still experimental, but it may provide the functionality that you require. (Audacity 1.2 does not support ffmpeg).
9/10 questions are answered in the FREQUENTLY ASKED QUESTIONS (FAQ)