This commit is contained in:
2026-06-15 22:31:07 +02:00
parent 1513fd694d
commit 2d49da5cee
4 changed files with 4546 additions and 15 deletions

4486
Cargo.lock generated

File diff suppressed because it is too large Load Diff

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@ -4,4 +4,8 @@ version = "0.1.0"
edition = "2024"
[dependencies]
eframe = "0.34.3"
egui = "0.34.3"
egui_plot = "0.35.0"
indicatif = "0.18.4"
num-complex = "0.4.6"

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@ -28,12 +28,14 @@ pub struct FileSource {
pub chunk_samples_size: usize,
// raw_buffer position (in samples)
pub cursor: usize,
// The length of the file in samples
pub len: u64,
}
impl FileSource {
pub fn new(file_path: &str, chunk_samples_size: usize) -> Result<Self, Box<dyn Error>> {
let file = File::open(file_path)?;
let len = file.metadata().unwrap().len() / 2;
// Init buffer with size 16 Mo
let reader = BufReader::with_capacity(16 * 1024 * 1024, file);
@ -45,13 +47,20 @@ impl FileSource {
raw_buffer: raw_reader,
chunk_samples_size,
cursor: chunk_samples_size,
len,
})
}
}
impl ExactSizeIterator for FileSource {}
impl Iterator for FileSource {
type Item = Result<IqSample, Box<dyn Error>>;
fn size_hint(&self) -> (usize, Option<usize>) {
(self.len as usize, Some(self.len as usize))
}
fn next(&mut self) -> Option<Self::Item> {
if self.cursor >= self.chunk_samples_size {
// Buffer read chunk

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@ -1,6 +1,7 @@
use crate::iq_reader::FileSource;
use crate::pipeline::{AfterDemodPiplineExt, DspPipelineExt};
use std::error::Error;
use egui_plot::{Line, Plot};
use indicatif::ProgressIterator;
mod agc;
mod dc_blocker;
@ -11,23 +12,54 @@ mod low_pass;
mod pipeline;
mod utils;
fn main() -> Result<(), Box<dyn Error>> {
let source = FileSource::new("test.iq", 32769)?;
// Fir coefs
fn main() -> eframe::Result {
let source = FileSource::new("test.iq", 32769).unwrap();
let taps = [0.5; 64];
let pipeline = source
let samples: Vec<f32> = source
.progress()
.agc(20_000_000.0, 1.0, 0.001, 100.0)
.fir::<64>(taps, 4)
//.fir::<64>(taps, 4)
.demodulate()
.dc_block(0.995)
.lowpass(0.75);
.lowpass(0.75)
.filter_map(|r| r.ok())
.collect();
for s_r in pipeline {
let s = s_r?;
println!("phase : {}", s);
}
Ok(())
eframe::run_ui_native("DSP", Default::default(), move |ui, _frame| {
egui::CentralPanel::default().show(ui, |ui| {
Plot::new("plot").show(ui, |plot_ui| {
plot_ui.line(Line::new(
"Signal",
samples
.iter()
.take(10000)
.enumerate()
.map(|(i, x)| [i as f64, *x as f64])
.collect::<Vec<_>>(),
))
})
});
})
}
// fn main() -> Result<(), Box<dyn Error>> {
// let source = FileSource::new("test.iq", 32769)?;
//
// // Fir coefs
// let taps = [0.5; 64];
//
// let pipeline = source
// .agc(20_000_000.0, 1.0, 0.001, 100.0)
// .fir::<64>(taps, 4)
// .demodulate()
// .dc_block(0.995)
// .lowpass(0.75);
//
// for s_r in pipeline {
// let s = s_r?;
// println!("phase : {}", s);
// }
//
// Ok(())
// }