fm demod

src/agc.rs

@@ -94,7 +94,7 @@ where
 
     fn next(&mut self) -> Option<Self::Item> {
         match self.inner.next()? {
-            Ok(mut sample) => Some(Ok(self.process_sample(sample))),
+            Ok(sample) => Some(Ok(self.process_sample(sample))),
             Err(e) => Some(Err(e)),
         }
     }

src/fm_demod.rs

@@ -1,6 +1,6 @@
 use crate::iq_reader::IqSample;
 
-pub type Phase = f32;
+pub type Sample = f32;
 
 pub struct FmDemod<I> {
     pub inner: I,
@@ -15,7 +15,7 @@ impl<I> FmDemod<I> {
         }
     }
 
-    pub fn process_sample(&mut self, sample: IqSample) -> Phase {
+    pub fn process_sample(&mut self, sample: IqSample) -> Sample {
         let phase_diff = sample * self.prev_sample.conj();
         self.prev_sample = sample;
         phase_diff.arg()
@@ -26,7 +26,7 @@ impl<I, E> Iterator for FmDemod<I>
 where
     I: Iterator<Item = Result<IqSample, E>>,
 {
-    type Item = Result<Phase, E>;
+    type Item = Result<Sample, E>;
 
     fn next(&mut self) -> Option<Self::Item> {
         match self.inner.next()? {

src/main.rs

@@ -22,7 +22,7 @@ fn main() -> Result<(), Box<dyn Error>> {
 
     for phase_r in pipeline {
         let phase = phase_r?;
-        println!("phase : {}", phase);
+        // println!("phase : {}", phase);
     }
 
     Ok(())