audiotools | Random potpourri of docs and tools | Genomics library
kandi X-RAY | audiotools Summary
kandi X-RAY | audiotools Summary
Random potpourri of docs and tools related to audio measurement and analysis.
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Top functions reviewed by kandi - BETA
- Read a normalized wav file .
- Compute the RMS DB .
- Plot the image .
audiotools Key Features
audiotools Examples and Code Snippets
Community Discussions
Trending Discussions on audiotools
QUESTION
Is there an easy way to load m4a sound file in python. I've came across audiotools lib but I'm getting an error while using to_pcm
fn
ANSWER
Answered 2018-Oct-01 at 17:22Here's how you would do it using the pydub library:
QUESTION
When playing audio using AVAudioPlayer, be it mp3 or wav, I'm getting an exception on all iPads and iPhone 4S and only iOS 9. This does not happen on any other devices.
The exception arises from
...ANSWER
Answered 2018-Jun-12 at 06:39Please try to use the AVAudioSessionCategoryPlayback instead of AVAudioSessionCategoryAmbient.
AVAudioSessionCategoryAmbient : Use this category for background sounds such as rain, car engine noise, etc.
Mixes with other music.
AVAudioSessionCategoryPlayback : Use this category for music tracks.
QUESTION
i want to analysis audio files with Python and Octave. Acutally i am getting an error
...ANSWER
Answered 2018-Apr-03 at 10:31Since the version 4.0.0 of oct2py (see release notes here), it is necessary to provide an nout
argument when requiring more outputs.
So in your case you have to do:
QUESTION
I'm very new to Python and I was trying to use a nice library (audiotools) to play an mp3 playlist, just as an exercise.
This is the class to play the tracklist (loosely based on THIS, once I discovered there is a "callback function with no arguments which is called by the player when the current track is finished" (*) ):
...ANSWER
Answered 2017-Mar-24 at 20:25See this code here?
QUESTION
I am new to kur and just trying it out.
with kur -v train speech.yml
, it runs fine but with some annoying messages: 1. The tensorflow is not compiling SSE instructions; 2. system library 'libmagic' can't be found.
Should I worry about these? should I do something about these?
Thanks a lot! @AdamSypniewski where is the best place to ask questions about kur?
...W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn't compiled to use SSE4.1 instructions, but these are available on your machine and could speed up CPU computations.
W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn't compiled to use SSE4.2 instructions, but these are available on your machine and could speed up CPU computations.
W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn't compiled to use AVX instructions, but these are available on your machine and could speed up CPU computations.
W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn't compiled to use AVX2 instructions, but these are available on your machine and could speed up CPU computations.
W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow library wasn't compiled to use FMA instructions, but these are available on your machine and could speed up CPU computations.
[INFO 2017-02-26 14:33:20,651 kur.backend.keras_backend:654] Waiting for model to finish compiling...
[WARNING 2017-02-26 14:33:20,657 kur.utils.audiotools:98] Python package "magic" could not be loaded, possibly because system library "libmagic" could not be found. We are falling back on our own heuristics.
ANSWER
Answered 2017-Feb-28 at 17:00The "TensorFlow library wasn't compiled" warning is just a warning (c.f., this answer). Every thing will still work fine, but it is possible that you'll get a boost in performance if you compile/install TensorFlow from source, rather than from pip/conda. That's all.
The "libmagic" warning can (probably) be ignored as well. "libmagic" is the name of a library which uses magic numbers to determine the file type of an arbitrary file. Current versions of macOS don't have it installed by default, so Kur falls back onto its own file-format heuristic. If you aren't seeing errors and if your model output seems reasonable, you're probably fine. If you want to be super-careful, you can use a macOS package manager to install it; for example, using Homebrew, the command is brew install libmagic
.
And since you asked, the best place to ask questions about Kur is on Gitter.
QUESTION
I need to record audio in an Android application that needs to be imported into Python (ndarray) for plotting and signal processing. It seemed like such a simple idea.
I started with a simple bit of code for AAC/MPEG4 recording. Recording worked great. I can play it on the Android phone (Nexus 5X) and on a Mac (Quicktime). No problem! Right?!? But finding codec/formats that match between Android and Python seems to not be trivial. I'm wondering if the file/codec format written by Android is non-standard and FFMPEG can't read it.
If so, what is good audio format/codec that can be written simply in Android and read into an array in Python (2.7.x). Thanks.
Details: Here is an abbreviated form of the android code:
...ANSWER
Answered 2017-Feb-04 at 01:47There was some additional discussion over in pydub's GitHub issues, but for future wanderers, I believe the solution was to use "mp4" as the format
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Install audiotools
You can use audiotools like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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