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Add a backend type option to the standalone cli

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Robbert van der Helm 2022-06-14 16:04:39 +02:00
parent d97831649e
commit 99fdc8975f
1 changed files with 19 additions and 1 deletions
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20
src/wrapper/standalone/config.rs
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@ -1,9 +1,16 @@
use clap::Parser; use clap::{Parser, ValueEnum};
/// Configuration for a standalone plugin that would normally be provided by the DAW. /// Configuration for a standalone plugin that would normally be provided by the DAW.
#[derive(Debug, Clone, Parser)] #[derive(Debug, Clone, Parser)]
#[clap(about = None, long_about = None)] #[clap(about = None, long_about = None)]
pub struct WrapperConfig { pub struct WrapperConfig {
/// The audio and MIDI backend to use.
///
/// The 'auto' option will try all backends in order, and falls back to the dummy backend with
/// no audio input or output if the other backends are not available.
#[clap(value_parser, short = 'b', long, default_value = "auto")]
pub backend: BackendType,
/// The number of input channels. /// The number of input channels.
#[clap(value_parser, short = 'i', long, default_value = "2")] #[clap(value_parser, short = 'i', long, default_value = "2")]
pub input_channels: u32, pub input_channels: u32,
@ -36,3 +43,14 @@ pub struct WrapperConfig {
#[clap(value_parser, long, default_value = "4")] #[clap(value_parser, long, default_value = "4")]
pub timesig_denom: u32, pub timesig_denom: u32,
} }
/// Determines which audio and MIDI backend should be used.
#[derive(Debug, Clone, ValueEnum)]
pub enum BackendType {
/// Automatically pick the backend depending on what's available.
///
/// This defaults to JACK if JACK is available, and falls back to the dummy backend if not.
Auto,
/// Does not playback or receive any audio or MIDI.
Dummmy,
}