codetether-agent 4.7.0-a-002.2

A2A-native AI coding agent for the CodeTether ecosystem
Documentation 
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//! WAV encoder — converts i16 PCM samples to a WAV byte buffer.

use anyhow::Result;
use std::io::Cursor;

/// Encode mono 16kHz 16-bit PCM samples into a WAV byte buffer.
pub fn encode_wav(samples: &[i16]) -> Result<Vec<u8>> {
    let spec = hound::WavSpec {
        channels: 1,
        sample_rate: 16000,
        bits_per_sample: 16,
        sample_format: hound::SampleFormat::Int,
    };
    let mut cursor = Cursor::new(Vec::new());
    {
        let mut writer = hound::WavWriter::new(&mut cursor, spec)?;
        for &s in samples {
            writer.write_sample(s)?;
        }
        writer.finalize()?;
    }
    Ok(cursor.into_inner())
}