ffmpeg/README.md

# Audio decode implementation with PyAV

*author: Junjie Jiang*

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### Description

**Audio** **Decode** converts the encoded audio back to uncompressed audio frames. In most cases, audio decoding is the first step of an audio processing pipeline.


Using the default audio_decode implementation and writing the pipeline in the simplified way

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### Code Example

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```Python
import towhee

towhee.glob('./music.mp3')
  .audio_decode().flatten()

```

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### Factory Constructor

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Create the operator via the following factory method

audio_decode.ffmpeg()


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### Interface

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An audio decode operator takes an audio file path as input. It decodes the audio back to audio frames.

**Args:**

**audio** (str):

Audio file path.

**Return** (generator):

An generator over audio frames with type `towhee.types.AudioFrame`.