zero cost abstraction

src/main.rs

@@ -1,31 +1,25 @@
-use crate::agc::Agc;
-use crate::fir::Fir;
 use crate::iq_reader::FileSource;
+use crate::pipeline::DspPipelineExt;
 use std::error::Error;
 
 mod agc;
 mod fir;
 mod iq_reader;
+mod pipeline;
 mod utils;
 
 fn main() -> Result<(), Box<dyn Error>> {
     let source = FileSource::new("test.iq", 32769)?;
 
-    // TODO: make a clean pipline use like GNU radio with iterators (like chunk.agc(...).fir(...)...)
-
-    // 20 MSps
-    let mut agc = Agc::new(20_000_000.0, 0.1, 0.001, 100.0);
-
     // Fir coefs
     let taps = [1.0; 64];
-    // Fir
-    let mut fir = Fir::<64>::new(taps, 4);
 
-    // Apply Auto Gain Control
-    for chunk_r in source {
-        let mut chunk = chunk_r?;
-        agc.process_chunk(&mut chunk);
-        fir.process_chunk(&mut chunk);
+    let pipeline = source
+        .agc(20_000_000.0, 1.0, 0.001, 100.0)
+        .fir::<64>(taps, 4);
+
+    for chunk_r in pipeline {
+        let _chunk = chunk_r?;
     }
 
     Ok(())