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Better tag interface, starting bpsk

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This commit is contained in:
Albin Chaboissier
2026-03-25 13:27:46 +01:00
parent b13e846fa5
commit 7766d9b91d
13 changed files with 360 additions and 164 deletions
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39
examples/bfsk-modem/src/main.rs
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@ -1,40 +1,3 @@
use std::collections::VecDeque;
use std::fs::File;
use std::io;
use std::io::Write;
use std::sync::mpsc;
use cpal::traits::DeviceTrait;
use cpal::traits::HostTrait;
use eframe::NativeOptions;
use egui::Color32;
use egui_plot::Line;
use egui_plot::PlotPoints;
use num::Complex;
use num::Zero;
use oxydsp_dsp::blocks::filtering::fir::FirFilter;
use oxydsp_dsp::blocks::iq::zero_if::ZeroIf;
use oxydsp_dsp::blocks::math::basic::Adder;
use oxydsp_dsp::blocks::math::basic::Multiplier;
use oxydsp_dsp::blocks::synthesis::Nco;
use oxydsp_dsp::blocks::synthesis::OscillatorSource;
use oxydsp_dsp::blocks::ted::early_late::EarlyLateGate;
use oxydsp_dsp::blocks::utilities::adapters::Map;
use oxydsp_dsp::blocks::utilities::adapters::MapResultTagged;
use oxydsp_dsp::blocks::utilities::adapters::NullSink;
use oxydsp_dsp::blocks::utilities::adapters::Repeat;
use oxydsp_dsp::blocks::utilities::adapters::Scan;
use oxydsp_dsp::blocks::utilities::adapters::ScanTagged;
use oxydsp_dsp::blocks::utilities::channels::RxSource;
use oxydsp_dsp::blocks::utilities::iter::IterSource;
use oxydsp_dsp::blocks::utilities::squelch::Squelch;
use oxydsp_dsp::filtering::fir::Fir;
use oxydsp_dsp::units::DigitalFrequency;
use oxydsp_flowgraph::block::BlockResult;
use oxydsp_flowgraph::flowgraph;
use oxydsp_flowgraph::graph::FlowGraph;
use rand::random;
use crate::receiver::RadioReceiver;
use crate::transmitter::Transmitter;
@ -51,7 +14,7 @@ fn main()
loop
{
let mut user_input = String::new();
io::stdin().read_line(&mut user_input).unwrap();
std::io::stdin().read_line(&mut user_input).unwrap();
println!("Transmitting ...");
tx.transmit(user_input.as_bytes().to_vec());
}

12
examples/bfsk-modem/src/receiver.rs
View File

@ -28,6 +28,7 @@ use oxydsp_flowgraph::flowgraph;
use oxydsp_flowgraph::graph::FlowGraph;
use oxydsp_flowgraph::tag::Tag;
use oxydsp_flowgraph::tag::Tagged;
use oxydsp_flowgraph::tag::Tags;
use crate::CARRIER;
use crate::DEVIATION;
@ -149,6 +150,7 @@ impl RadioReceiver
pub fn start_new() -> Self
{
let carrier = DigitalFrequency::from_time_frequency(CARRIER, SAMPLE_RATE as f64);
let mut tags = Tags::default();
let (audio_tx, audio_rx) = mpsc::channel();
let (packet_tx, packet_rx) = mpsc::channel::<Vec<u8>>();
@ -174,11 +176,13 @@ impl RadioReceiver
let mut elg_loop = Fir(vec![1. / 20.; 30]);
*elg_loop.0.last_mut().unwrap() = 1.;
let (elg, arg) = EarlyLateGate::new(arg, elg_loop, SAMPLE_PER_SYMBOL);
let symbol_tag = tags.allocate_tag("early late gate symbol");
let (elg, arg) = EarlyLateGate::new(arg, elg_loop, SAMPLE_PER_SYMBOL, symbol_tag.clone());
// // Eye diagram
let (tx, rx) = mpsc::channel::<(Vec<f32>, f32)>();
//let (eye_sender, arg) = ScanTagged::new(arg, VecDeque::<()>::new(), move |history, x| {
let symbol_tag2 = symbol_tag.clone();
let (eye_sender, arg) = ScanTagged::new(arg, VecDeque::new(), move |history, x| {
let cloned_tag = x.1.clone();
if history.len() == 2 * SAMPLE_PER_SYMBOL
@ -188,9 +192,9 @@ impl RadioReceiver
let mut error: f32 = 0.;
let is_symbol_center = x.1.as_ref().is_some_and(|t| {
if let Some(err) = t.retrieve("elg_symbol")
if let Some(err) = t.retrieve(symbol_tag2.clone())
{
error = *err.downcast().unwrap();
error = *err;
true
}
else
@ -216,7 +220,7 @@ impl RadioReceiver
if sample
.1
.as_ref()
.is_some_and(|t| t.retrieve("elg_symbol").is_some())
.is_some_and(|t| t.retrieve(symbol_tag.clone()).is_some())
&& let Some(packet) = builder.next_bit(sample.0 < 0.)
{
let _ = packet_tx.send(packet);

42
examples/bfsk-modem/src/transmitter.rs
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@ -1,44 +1,16 @@
use std::collections::VecDeque;
use std::fs::File;
use std::io::Write;
use std::iter::FusedIterator;
use std::net::UdpSocket;
use std::ops::BitXor;
use std::sync::mpsc;
use std::sync::mpsc::Receiver;
use std::sync::mpsc::Sender;
use std::sync::mpsc::SyncSender;
use std::sync::mpsc::sync_channel;
use std::thread::JoinHandle;
use std::time::Duration;
use cpal::Stream;
use cpal::traits::DeviceTrait;
use cpal::traits::HostTrait;
use eframe::NativeOptions;
use egui::Color32;
use egui::output;
use egui_plot::Line;
use egui_plot::PlotPoints;
use num::Complex;
use num::Zero;
use oxydsp_dsp::blocks::filtering::fir::FirFilter;
use oxydsp_dsp::blocks::iq::zero_if::ZeroIf;
use oxydsp_dsp::blocks::math::basic::Adder;
use oxydsp_dsp::blocks::math::basic::Multiplier;
use oxydsp_dsp::blocks::synthesis::Nco;
use oxydsp_dsp::blocks::synthesis::OscillatorSource;
use oxydsp_dsp::blocks::ted::early_late::EarlyLateGate;
use oxydsp_dsp::blocks::utilities::adapters::Map;
use oxydsp_dsp::blocks::utilities::adapters::MapResultTagged;
use oxydsp_dsp::blocks::utilities::adapters::NullSink;
use oxydsp_dsp::blocks::utilities::adapters::Repeat;
use oxydsp_dsp::blocks::utilities::adapters::Scan;
use oxydsp_dsp::blocks::utilities::adapters::ScanTagged;
use oxydsp_dsp::blocks::utilities::channels::RxSource;
use oxydsp_dsp::blocks::utilities::channels::TxSink;
use oxydsp_dsp::blocks::utilities::iter::IterSource;
use oxydsp_dsp::blocks::utilities::squelch::Squelch;
use oxydsp_dsp::filtering::fir::Fir;
use oxydsp_dsp::units::DigitalFrequency;
use oxydsp_flowgraph::BlockIO;
@ -49,6 +21,14 @@ use oxydsp_flowgraph::graph::FlowGraph;
use oxydsp_flowgraph::io::In;
use oxydsp_flowgraph::io::Out;
use rand::random;
use std::iter::FusedIterator;
use std::net::UdpSocket;
use std::ops::BitXor;
use std::sync::mpsc;
use std::sync::mpsc::Receiver;
use std::sync::mpsc::SyncSender;
use std::sync::mpsc::sync_channel;
use std::thread::JoinHandle;
use crate::CARRIER;
use crate::DEVIATION;
@ -200,11 +180,11 @@ impl Transmitter
// gaussian fir
let fir = Fir((0..SAMPLE_PER_SYMBOL)
.map(|x| gaussian(0.1, x as f32 / SAMPLE_PER_SYMBOL as f32))
.map(|x| gaussian(0.8, x as f32 / SAMPLE_PER_SYMBOL as f32))
.collect())
.normalized();
//let (bit_filter, bits) = FirFilter::new(bits, fir);
let (bit_filter, bits) = FirFilter::new(bits, fir);
let (to_freq, freq) = Map::new(bits, move |x| {
DigitalFrequency::from_time_frequency(DEVIATION * x as f64, SAMPLE_RATE as f64)
});
@ -240,7 +220,7 @@ impl Transmitter
packet_rec,
linearizer,
//reverb,
//bit_filter,
bit_filter,
udp_map,
to_freq,
repeat,