[LAU] [LAA] aubio 0.4.1

Rustom Mody rustompmody at gmail.com
Fri Mar 14 15:42:42 UTC 2014


On Thu, Mar 13, 2014 at 12:42 AM, Paul Brossier <piem at piem.org> wrote:
> Hi all,
>
> A new version of aubio, 0.4.1, is out.
>
> aubio is a library of functions to perform audio feature extractions
> such as:
>
>  - note onset detection
>  - pitch detection
>  - beat tracking
>  - MFCC computation
>  - spectral descriptors
>
> This version is mostly focusing on media file input and output. Here is
> a quick overview of the changes.
>
> The most interesting feature in this release concerns aubiocut. Thanks
> to the sponsoring of Mark Suppes, the python script to slice sound
> steams was extended to be sample accurate, cut overlapping segments, and
> work on multiple channels.
>
> New source and sink objects have been added to let aubio read and write
> WAV files, even when built with no external libraries. This should
> simplify the use of aubio on platforms such as Android or Windows.
>
> Existing sources and sinks have been extended to read and write from and
> to multiple channels. This makes python-aubio one of the fastest and
> most versatile Python module to read and write media files.
>
> This release also comes with a stack of bug fixes and code clean-ups.
>
> Note: this version is API and ABI compatible with 0.4.0. Since it only
> adds new features to the existing interface, your existing source and
> binary code will keep working without any modifications.
>
> To find out more about aubio and this release:
>
> Project homepage:
>   http://aubio.org/

I find this interesting
In particular aubionotes claims to get midi (almost??) out of wav
But I cant get it to work.
That is aubio -i foo.wav
certainly seems to be consuming CPU in that the fan goes fast for a
few seconds but there is no output


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