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python - Pydub raw audio data - Stack Overflow
https://stackoverflow.com/questions/32373996/pydub-raw-audio-data
Output: Pitch: 150.000002396 If I play the same wav file from my speakers, record it from my microphone and apply the algorithm on the raw microphone capture (signed 16-bit little endian PCM, 44100Hz, mono), I get the correct pitch.
Raw Streams — python-sounddevice, version 0.3.15
https://python-sounddevice.readthedocs.io/en/0.3.15/api/raw-streams.html
PortAudio input/output stream (using buffer objects). This is the same as Stream, except that the callback function and read() / write() work on plain Python buffer objects instead of on NumPy arrays. NumPy is not necessary for using this. To open a “raw” input-only or output-only stream use RawInputStream or RawOutputStream, respectively
audioop — Manipulate raw audio data — Python 3.10.2 ...
https://docs.python.org/3/library/audioop.html
audioop. — Manipulate raw audio data. ¶. The audioop module contains some useful operations on sound fragments. It operates on sound fragments consisting of signed integer samples 8, 16, 24 or 32 bits wide, stored in bytes-like objects. All scalar items are integers, unless specified otherwise.
Playing and Recording Sound in Python – Real Python
https://realpython.com/playing-and-recording-sound-python/
WAV files contain a sequence of bits representing the raw audio data, as well as headers with metadata in RIFF (Resource Interchange File Format) format.. For CD recordings, the industry standard is to store each audio sample (an individual audio datapoint relating to air pressure) as a 16-bit value, at 44100 samples per second.. To reduce file size, it may be sufficient to store …
Audio - Python Wiki
https://wiki.python.org/moin/Audio
The Multimedia Services allow for some basic audio functionality in Python. It consists of the following modules: Manipulate raw audio data. Read and write audio files in AIFF or AIFC format. Provide an interface to the Sun AU sound format. Provide an interface to the WAV sound format.
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