wavesurfer


Namewavesurfer JSON
Version 0.1.8 PyPI version JSON
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home_pagehttps://github.com/pengzhendong/wavesurfer
Summarywavesurfer
upload_time2025-01-21 03:44:53
maintainerNone
docs_urlNone
authorZhendong Peng
requires_pythonNone
licenseNone
keywords
VCS
bugtrack_url
requirements jinja2 lhotse numpy
Travis-CI No Travis.
coveralls test coverage No coveralls.
            # wavesurfer

## Usage

``` bash
$ pip install wavesurfer
```

- display wave file

``` python
from wavesurfer import display

display("data/test_16k.wav")
```

- display waveform

``` python
import torchaudio
from wavesurfer import display

waveform, rate = torchaudio.load("data/test_16k.wav")
display(waveform, rate, enable_minimap=True, enable_spectrogram=True)
```

![](images/test_16k.png)

- display streaming waveform

``` python
import time
import torchaudio
from wavesurfer import display

def audio_generator():
    waveform, rate = torchaudio.load("data/test_16k.wav")
    chunk_size_s = 0.3
    chunk_size = int(chunk_size_s * rate)
    for i in range(0, waveform.size(1), chunk_size):
        time.sleep(0.1)  # RTF: 0.1/0.3 < 1
        yield waveform[:, i:i + chunk_size]

display(audio_generator(), rate=16000)
```

            

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    "description": "# wavesurfer\n\n## Usage\n\n``` bash\n$ pip install wavesurfer\n```\n\n- display wave file\n\n``` python\nfrom wavesurfer import display\n\ndisplay(\"data/test_16k.wav\")\n```\n\n- display waveform\n\n``` python\nimport torchaudio\nfrom wavesurfer import display\n\nwaveform, rate = torchaudio.load(\"data/test_16k.wav\")\ndisplay(waveform, rate, enable_minimap=True, enable_spectrogram=True)\n```\n\n![](images/test_16k.png)\n\n- display streaming waveform\n\n``` python\nimport time\nimport torchaudio\nfrom wavesurfer import display\n\ndef audio_generator():\n    waveform, rate = torchaudio.load(\"data/test_16k.wav\")\n    chunk_size_s = 0.3\n    chunk_size = int(chunk_size_s * rate)\n    for i in range(0, waveform.size(1), chunk_size):\n        time.sleep(0.1)  # RTF: 0.1/0.3 < 1\n        yield waveform[:, i:i + chunk_size]\n\ndisplay(audio_generator(), rate=16000)\n```\n",
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