Function saveBufferToWAV

examples/audio_operations.cpp:14–39

Helper to save a buffer to a WAV file

// Helper to save a buffer to a WAV file
bool saveBufferToWAV (const std::string& filename, const choc::buffer::ChannelArrayBuffer<float>& buffer)
{
    choc::audio::WAVAudioFileFormat<true> writerFormat;
    choc::audio::AudioFileProperties properties;
    properties.sampleRate = 44100.0;
    properties.numChannels = buffer.getNumChannels();
    properties.numFrames = buffer.getNumFrames();
    properties.bitDepth = choc::audio::BitDepth::int16;

    auto writer = writerFormat.createWriter (filename, properties);

    if (writer == nullptr)
    {
        std::cout << "Failed to create writer for " << filename << std::endl;
        return false;
    }

    if (! writer->appendFrames (buffer.getView()))
    {
        std::cout << "Failed to write frames to " << filename << std::endl;
        return false;
    }

    std::cout << "Successfully wrote " << filename << std::endl;
    return true;
}

int main()
{