Turn ftdi and piston into features

Cargo.lock

@@ -10,7 +10,6 @@ dependencies = [
  "ftdi-embedded-hal",
  "image",
  "piston_window",
- "rgb",
  "unreal_asset",
  "url",
 ]

Cargo.toml

@@ -9,13 +9,17 @@ readme = "README.md"
 
 [dependencies]
 clap = { version = "4.5.17", features = ["derive"] }
-ftdi-embedded-hal = { version = "0.22.0", features = ["libftd2xx"] }
+ftdi-embedded-hal = { version = "0.22.0", features = ["libftd2xx"], optional = true }
 image = "0.25.2"
-piston_window = "0.132.0"
-rgb = "0.8.52"
+piston_window = { version = "0.132.0", optional = true }
 unreal_asset = "0.1.16"
 url = "2.5.2"
 
+[features]
+default = ["ftdi","piston"]
+ftdi = ["dep:ftdi-embedded-hal"]
+piston = ["dep:piston_window"]
+
 [profile.dev]
 opt-level = 3
 

src/main.rs

@@ -48,7 +48,9 @@ fn main() {
         }
     }
     match args.output.as_str() {
+        #[cfg(feature = "piston")]
         "piston" => Output::piston(rx),
+        #[cfg(feature = "ftdi")]
         "ftd2xx" => Output::ft2dxx(rx),
         _ => {
             match Url::parse(&args.output) {

src/output/mod.rs

@@ -1,4 +1,6 @@
-mod ft2dxx;
+#[cfg(feature = "ftdi")]
+mod ftd2xx;
+#[cfg(feature = "piston")]
 mod piston;
 mod realtimeudp;