Sound card input support for demodulation chain

[m17rt] / demod / src / main.rs

diff --git a/demod/src/main.rs b/demod/src/main.rs
index c1a7eb9e744a136e6b1856b9ee299c48de448c02..563b7218cc3bece260818bd23504fa5a5af29ce9 100755 (executable)
--- a/demod/src/main.rs
+++ b/demod/src/main.rs
@@ -1,109 +1,20 @@
-use cpal::traits::DeviceTrait;
-use cpal::traits::HostTrait;
-use cpal::traits::StreamTrait;
-use cpal::{SampleFormat, SampleRate};
-use log::debug;
-use m17core::{
-    modem::{Demodulator, SoftDemodulator},
-    protocol::{Frame, LichCollection},
-};
-use std::{fs::File, io::Read};
-
-pub fn run_my_decode() {
-    let file = File::open("../../Data/test_vk7xt.rrc").unwrap();
-    let mut input = file;
-    let mut baseband = vec![];
-    input.read_to_end(&mut baseband).unwrap();
-
-    let mut lich = LichCollection::new();
-    let mut codec2_data = vec![];
-    let mut modem = SoftDemodulator::new();
-
-    for pair in baseband.chunks(2) {
-        let sample: i16 = i16::from_le_bytes([pair[0], pair[1]]);
-        if let Some(frame) = modem.demod(sample) {
-            debug!("Modem demodulated frame: {:?}", frame);
-            if let Frame::Stream(s) = frame {
-                for b in s.stream_data {
-                    codec2_data.push(b);
-
-                    let valid_before = lich.valid_segments();
-                    lich.set_segment(s.lich_idx, s.lich_part);
-                    let valid_after = lich.valid_segments();
-                    if valid_before != valid_after {
-                        debug!("Valid lich segments: {}", lich.valid_segments());
-                    }
-                    if valid_before == 5 && valid_after == 6 {
-                        if let Some(l) = lich.try_assemble() {
-                            debug!("Assembled complete lich: {l:?}");
-                        }
-                    }
-                }
-                if s.end_of_stream {
-                    debug!("len of codec2 data: {}", codec2_data.len());
-                    assert_eq!(codec2_data.len(), 1504);
-
-                    let samples =
-                        m17codec2::decode_codec2(&codec2_data, "../../Data/speech_out.raw");
-                    let host = cpal::default_host();
-                    let def = host.default_output_device().unwrap();
-                    let mut configs = def.supported_output_configs().unwrap();
-                    let config = configs
-                        .find(|c| c.channels() == 1 && c.sample_format() == SampleFormat::I16)
-                        .unwrap()
-                        .with_sample_rate(SampleRate(8000));
-                    let mut counter = 0;
-                    let mut index = 0;
-                    let stream = def
-                        .build_output_stream(
-                            &config.into(),
-                            move |data: &mut [i16], _: &cpal::OutputCallbackInfo| {
-                                println!(
-                                    "iteration {counter} asked for {} samples at time {}",
-                                    data.len(),
-                                    std::time::SystemTime::now()
-                                        .duration_since(std::time::UNIX_EPOCH)
-                                        .unwrap()
-                                        .as_millis()
-                                );
-                                counter += 1;
-                                let qty = data.len().min(samples.len() - index);
-                                println!("providing {qty} samples");
-                                data[0..qty].copy_from_slice(&samples[index..(index + qty)]);
-                                index += qty;
-                            },
-                            move |e| {
-                                println!("error occurred");
-                            },
-                            None,
-                        )
-                        .unwrap();
-                    stream.play().unwrap();
-
-                    std::thread::sleep(std::time::Duration::from_secs(10));
-                }
-            }
-        }
-    }
-}
-
-pub fn cpal_test() {
-    let host = cpal::default_host();
-    for d in host.devices().unwrap() {
-        println!("Found card: {:?}", d.name().unwrap());
-    }
-    let def = host.default_output_device().unwrap();
-    println!("the default output device is: {}", def.name().unwrap());
-
-    for c in def.supported_output_configs().unwrap() {
-        println!("config supported: {:?}", c);
-    }
-
-    println!("all supported output configs shown");
+use m17app::app::M17App;
+use m17app::soundmodem::{InputRrcFile, InputSoundcard, Soundmodem};
+use m17codec2::Codec2Adapter;
+use std::path::PathBuf;
+
+pub fn m17app_test() {
+    //let path = PathBuf::from("../../Data/test_vk7xt.rrc");
+    //let source = InputRrcFile::new(path);
+    let source = InputSoundcard::new();
+    let soundmodem = Soundmodem::new_with_input(source);
+    let app = M17App::new(soundmodem);
+    app.add_stream_adapter(Codec2Adapter::new());
+    app.start();
+    std::thread::sleep(std::time::Duration::from_secs(15));

 }
 
 fn main() {
     env_logger::init();
 }
 
 fn main() {
     env_logger::init();

-    run_my_decode();
-    //cpal_test();
+    m17app_test();

 }
 }