Function vae_scale_factor

cake-core/src/models/sd/sd.rs:690–697

Return the VAE scaling factor for a given SD version.

(version: StableDiffusionVersion)

/// Return the VAE scaling factor for a given SD version.
pub(crate) fn vae_scale_factor(version: StableDiffusionVersion) -> f64 {
    match version {
        StableDiffusionVersion::V1_5
        | StableDiffusionVersion::V2_1
        | StableDiffusionVersion::Xl => 0.18215,
        StableDiffusionVersion::Turbo => 0.13025,
    }
}

fn image_preprocess<T: AsRef<std::path::Path>>(path: T) -> Result<Tensor> {
    let img = image::ImageReader::open(path)?.decode()?;