INNER CODE UNIT · Rust

read_wav_matches_pcm16_full_scale_normalization

EricLBuehler/mistral.rs · mistralrs-audio/src/lib.rs:174

    fn read_wav_matches_pcm16_full_scale_normalization() {
        let spec = WavSpec {
            channels: 1,
            sample_rate: 16000,
            bits_per_sample: 16,
            sample_format: SampleFormat::Int,
        };
        let mut writer = WavWriter::create("/tmp/test_full_scale.wav", spec).unwrap();
        writer.write_sample::<i16>(i16::MIN).unwrap();
        writer.write_sample::<i16>(i16::MAX).unwrap();
        writer.finalize().unwrap();

        let input = AudioInput::read_wav("/tmp/test_full_scale.wav").unwrap();
        assert_eq!(input.samples, vec![-1.0, 32767.0 / 32768.0]);

        std::fs::remove_file("/tmp/test_full_scale.wav").unwrap();
    }

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