[Python-es] Librería para acceder a los micros del ordenador?

[Juan Luis Cano]

Wow, buenísimo  resumen. Gracias por compartir!
On Oct 20, 2015 2:45 PM, "Jaime Perea" <jdpd en gmx.es> wrote:

> El Martes, 20 de octubre de 2015 14:27:42 Jesus Cea escribió:
> > Para el podcast me he escrito un programa que usar la libería "pyaudio"
> > que me da acceso al micrófono del ordenador ocultándome lo que tengo por
> > debajo (por ejemplo, PulseAudio). El problema es que esa librería solo
> > funciona en Linux y en Macintosh (instalando cosas a mano). Necesitaría
> > también algo que funcionase en Windows, por ejemplo.
> >
> > ¿Alguna sugerencia?. ¿Algo que funcione en Linux modernos, Mac (a poder
> > ser instalando lo mínimo posible) y Windows?.
>
> Esto salió en la lista de usuario de scipy en el contexto de usar numpy
> para
> sonido. Corto y pego a continuación:
>
>
> On Tue, Mar 31, 2015 at 6:02 PM, Todd <toddrjen en gmail.com> wrote:
> On Tue, Mar 24, 2015 at 9:39 PM, Todd <toddrjen en gmail.com> wrote:
> Is anyone aware of a well-maintained, simple, cross-platform python package
> that can play a numpy array as sound over speakers?
>
> I am aware of https://wiki.python.org/moin/Audio/.  However, in all the
> cases
> there, as far as I can find they either do not support numpy arrays, are
> not
> cross-platform, cannot playback sound at all, or are unmaintained.  There
> is
> also PySoundCard, which would do what I need but also appears to be
> unmaintained (no release in over a year, and no commits in 5 months, no
> release with serious bugfixes mentioned in commits).
>
> So in terms of raw waveform playback (as opposed to music note playback), I
> have done some more searching and I think I have found something that
> works.
> It is the "audio.io" package (https://pypi.python.org/pypi/audio.io/).
> It has
> a recent release (late 2014), supports numpy arrays, and is cross-platform
> through PyAudio.  It is just a VERY thin wrapper around PyAudio (less than
> 100
> lines).  However, there is no website, no issue tracker, essentially no
> documentation, and has several projects copied into its tarball (including
> setputools, about, and sh).
>
> Here are the reasonably maintained, reasonably relevant alternatives I have
> been able to find:
>
> PyAudio: maintained, cross-platform, doesn't support numpy.  It seems to be
> used as a backend by a lot of other projects.
>
> audiolazy: cross-platform, supports numpy, has not seen a release since
> 2013
> but its github repo is still seeing commits so it may have more releases in
> the future.  Uses PyAudio.  Provides a lot of other powerful audio-handling
> and audio-processing capabilities.
>
> PySoundCard: cross-platform, supports numpy, has not seen a release in
> over a
> year and its github repo has not seen a commit in 5 months, but another
> related project (PySoundFile) has seen commits and releases recently.  The
> only option amongst these that does NOT rely on PyAudio.
>
> pydub: maintained, cross-platform, doesn't appear to support numpy but the
> audio output is undocumented so I can't be sure.  Uses PyAudio or ffmpeg if
> PyAudio is not available.
>
>
>
> Just an update on cross-platform, numpy-compatible sound I/O packages:
>
> I have found some other possibilities:
>
> The "JACK-Client" package (https://pypi.python.org/pypi/JACK-Client/) is
> the
> furthest along and most established.  It has been around for almost a year,
> has three contributors, and has seen four releases.  However, it has gained
> built-in numpy support since my last update, which is why it hasn't
> appeared
> previously.  The maintainer seems to be a member of an established auditory
> research group with a good open-source software track record.  It seems to
> be
> a traditionally MATLAB group but they are adding more and more python
> packages.
>
> The "sounddevice" package (https://pypi.python.org/pypi/sounddevice/).  It
> only has only been around for a few months and only has one contributor so
> far.  However, the maintainer is the same as the maintainer of the "JACK-
> Client" package, it has a github repo with continued commits, a couple
> other
> people submitting issues.  Since "JACK-Client" seems to have done okay, I
> hope
> this package will as well.
>
> The "hear" package (https://pypi.python.org/pypi/Hear/) is in a similar
> situation, although with a different maintainer.  It has been around about
> the
> same amount of time, has about the same number of releases, and only has
> one
> contributor.  The maintainer seems to have a good track record with open-
> source software and experience with sound processing, so it has some
> promise
> too.
>
> Otherwise, there has been no change.  None of the other packages I listed
> that
> support numpy have seen a release in the last year.
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