INNER CODE UNIT · Rust

read_wav

EricLBuehler/mistral.rs · mistralrs-audio/src/lib.rs:23

    pub fn read_wav(wav_path: &str) -> Result<Self> {
        let mut reader = hound::WavReader::open(wav_path)?;
        let spec = reader.spec();
        let samples: Vec<f32> = match spec.sample_format {
            hound::SampleFormat::Float => reader
                .samples::<f32>()
                .collect::<std::result::Result<_, _>>()?,
            hound::SampleFormat::Int => reader
                .samples::<i16>()
                // Match libsndfile/soundfile normalization for PCM16 by
                // dividing by the full signed range, not by `i16::MAX`.
                .map(|s| s.map(|v| v as f32 / 32768.0))
                .collect::<std::result::Result<_, _>>()?,
        };
        Ok(Self {
            samples,
            sample_rate: spec.sample_rate,
            channels: spec.channels,

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