Function checked_positive

src/models/roformer/session.cpp:35–40

    validate_roformer_weight_storage_type(storage_type);
    return storage_type;
}

runtime::AudioBuffer derive_instrumental(
    const runtime::AudioBuffer & mixture,
    const runtime::AudioBuffer & vocals) {
    if (mixture.sample_rate != vocals.sample_rate || mixture.channels != vocals.channels || mixture.samples.size() != vocals.samples.size()) {
        throw std::runtime_error("RoFormer residual derivation requires matching mixture and vocals buffers");
    }
    runtime::AudioBuffer out = mixture;