potential fix for #677

.github/workflows/build_all.yml

@@ -145,7 +145,7 @@ jobs:
           run: cmake -E make_directory ${{runner.workspace}}/build
 
         - name: Install dependencies
-          run: brew install pkg-config libusb fftw glfw airspy airspyhf portaudio hackrf libbladerf codec2 zstd autoconf automake libtool && pip3 install mako
+          run: brew install pkg-config libusb fftw glfw airspy airspyhf portaudio hackrf libbladerf codec2 zstd autoconf automake libtool && pip3 install mako --break-system-packages
 
         - name: Install volk
           run: git clone --recursive https://github.com/gnuradio/volk && cd volk && mkdir build && cd build && cmake -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15 -DCMAKE_BUILD_TYPE=Release .. && make -j3 && sudo make install && cd ../../

core/src/gui/main_window.cpp

@@ -433,6 +433,9 @@ void MainWindow::draw() {
         showCredits = false;
     }
 
+    // Reset waterfall lock
+    lockWaterfallControls = showCredits;
+
     // Handle menu resize
     ImVec2 winSize = ImGui::GetWindowSize();
     ImVec2 mousePos = ImGui::GetMousePos();
@@ -467,7 +470,6 @@ void MainWindow::draw() {
     displaymenu::checkKeybinds();
 
     // Left Column
-    lockWaterfallControls = false;
     if (showMenu) {
         ImGui::Columns(3, "WindowColumns", false);
         ImGui::SetColumnWidth(0, menuWidth);
@@ -576,20 +578,20 @@ void MainWindow::draw() {
         // Handle scrollwheel
         int wheel = ImGui::GetIO().MouseWheel;
         if (wheel != 0 && (gui::waterfall.mouseInFFT || gui::waterfall.mouseInWaterfall)) {
-            // Select factor depending on modifier keys
-            double interval;
-            if (ImGui::IsKeyDown(ImGuiKey_LeftShift)) {
-                interval = vfo->snapInterval * 10.0;
-            }
-            else if (ImGui::IsKeyDown(ImGuiKey_LeftAlt)) {
-                interval = vfo->snapInterval * 0.1;
-            }
-            else {
-                interval = vfo->snapInterval;
-            }
-
             double nfreq;
             if (vfo != NULL) {
+                // Select factor depending on modifier keys
+                double interval;
+                if (ImGui::IsKeyDown(ImGuiKey_LeftShift)) {
+                    interval = vfo->snapInterval * 10.0;
+                }
+                else if (ImGui::IsKeyDown(ImGuiKey_LeftAlt)) {
+                    interval = vfo->snapInterval * 0.1;
+                }
+                else {
+                    interval = vfo->snapInterval;
+                }
+
                 nfreq = gui::waterfall.getCenterFrequency() + vfo->generalOffset + (interval * wheel);
                 nfreq = roundl(nfreq / interval) * interval;
             }

decoder_modules/pager_decoder/src/main.cpp

@@ -36,7 +36,7 @@ public:
 
         // Define protocols
         protocols.define("POCSAG", PROTOCOL_POCSAG);
-        protocols.define("FLEX", PROTOCOL_FLEX);
+        //protocols.define("FLEX", PROTOCOL_FLEX);
 
         // Initialize VFO with default values
         vfo = sigpath::vfoManager.createVFO(name, ImGui::WaterfallVFO::REF_CENTER, 0, 12500, 24000, 12500, 12500, true);

decoder_modules/pager_decoder/src/pocsag/decoder.h

@@ -45,10 +45,6 @@ public:
             // TODO
         }
 
-        if (ImGui::Button("Detune")) {
-            dsp.detune();
-        }
-
         ImGui::FillWidth();
         diag.draw();
     }

decoder_modules/pager_decoder/src/pocsag/dsp.h

@@ -19,7 +19,7 @@ public:
 
     void init(dsp::stream<dsp::complex_t>* in, double samplerate, double baudrate) {
         // Save settings
-        // TODO
+        _samplerate = samplerate;
 
         // Configure blocks
         demod.init(NULL, -4500.0, samplerate);
@@ -44,8 +44,12 @@ public:
         return count;
     }
 
-    void detune() {
+    void setBaudrate(double baudrate) {
-        recov.setOmega(9.99);
+        assert(base_type::_block_init);
+        std::lock_guard<std::recursive_mutex> lck(base_type::ctrlMtx);
+        base_type::tempStop();
+        
+        base_type::tempStart();
     }
 
     int run() {
@@ -68,4 +72,5 @@ private:
     dsp::filter::FIR<float, float> fir;
     dsp::clock_recovery::MM<float> recov;
 
+    double _samplerate;
 };

readme.md

@@ -329,6 +329,7 @@ Modules in beta are still included in releases for the most part but not enabled
 |----------------------|------------|-------------------|--------------------------------|:---------------:|:-----------------------:|:---------------------------:|
 | airspy_source        | Working    | libairspy         | OPT_BUILD_AIRSPY_SOURCE        | ✅              | ✅                     | ✅                         |
 | airspyhf_source      | Working    | libairspyhf       | OPT_BUILD_AIRSPYHF_SOURCE      | ✅              | ✅                     | ✅                         |
+| audio_source         | Working    | rtaudio           | OPT_BUILD_AUDIO_SOURCE         | ✅              | ✅                     | ✅                         |
 | bladerf_source       | Working    | libbladeRF        | OPT_BUILD_BLADERF_SOURCE       | ⛔              | ✅ (not Debian Buster) | ✅                         |
 | file_source          | Working    | -                 | OPT_BUILD_FILE_SOURCE          | ✅              | ✅                     | ✅                         |
 | hackrf_source        | Working    | libhackrf         | OPT_BUILD_HACKRF_SOURCE        | ✅              | ✅                     | ✅                         |

source_modules/soapy_source/src/main.cpp

@@ -81,8 +81,15 @@ public:
 
 private:
     void refresh() {
-        devList = SoapySDR::Device::enumerate();
         txtDevList = "";
+        try {
+            devList = SoapySDR::Device::enumerate();
+        }
+        catch (const std::exception& e) {
+            flog::error("Could not list devices: {}", e.what());
+            return;
+        }
+        
         int i = 0;
         for (auto& dev : devList) {
             txtDevList += dev["label"] != "" ? dev["label"] : dev["driver"];
@@ -153,7 +160,14 @@ private:
             return;
         }
 
-        SoapySDR::Device* dev = SoapySDR::Device::make(devArgs);
+        SoapySDR::Device* dev = NULL;
+        try {
+            dev = SoapySDR::Device::make(devArgs);
+        }
+        catch (const std::exception& e) {
+            flog::error("Could not open device: {}", e.what());
+            return;
+        }
 
         antennaList = dev->listAntennas(SOAPY_SDR_RX, channelId);
         txtAntennaList = "";
@@ -307,7 +321,13 @@ private:
             return;
         }
 
-        _this->dev = SoapySDR::Device::make(_this->devArgs);
+        try {
+            _this->dev = SoapySDR::Device::make(_this->devArgs);
+        }
+        catch (const std::exception& e) {
+            flog::error("Failed to open device: {}", e.what());
+            return;
+        }
 
         _this->dev->setSampleRate(SOAPY_SDR_RX, _this->channelId, _this->sampleRate);
 

source_modules/spectran_http_source/src/main.cpp

@@ -144,9 +144,7 @@ private:
             _this->tryConnect();
         }
         else if (connected && SmGui::Button("Disconnect##spectran_http_source")) {
-            _this->client->onCenterFrequencyChanged.unbind(_this->onFreqChangedId);
+            _this->disconnect();
-            _this->client->onCenterFrequencyChanged.unbind(_this->onSamplerateChangedId);
-            _this->client->close();
         }
         if (_this->running) { style::endDisabled(); }
 
@@ -173,6 +171,12 @@ private:
         }
     }
 
+    void disconnect() {
+        client->onCenterFrequencyChanged.unbind(onFreqChangedId);
+        client->onSamplerateChanged.unbind(onSamplerateChangedId);
+        client->close();
+    }
+
     void onFreqChanged(double newFreq) {
         if (lastReportedFreq == newFreq) { return; }
         lastReportedFreq = newFreq;

source_modules/spectran_http_source/src/spectran_http_client.cpp

@@ -11,12 +11,15 @@ SpectranHTTPClient::SpectranHTTPClient(std::string host, int port, dsp::stream<d
     sock = net::connect(host, port);
     http = net::http::Client(sock);
 
-    // Make request
+    // Send sttream request
     net::http::RequestHeader rqhdr(net::http::METHOD_GET, "/stream?format=float32", host);
     http.sendRequestHeader(rqhdr);
+
+    // Receive for response
     net::http::ResponseHeader rshdr;
     http.recvResponseHeader(rshdr, 5000);
 
+    // Check the status
     if (rshdr.getStatusCode() != net::http::STATUS_CODE_OK) {
         flog::error("HTTP request did not return ok: {}", rshdr.getStatusString());
         throw std::runtime_error("HTTP request did not return ok");
@@ -48,20 +51,29 @@ void SpectranHTTPClient::setCenterFrequency(uint64_t freq) {
     auto controlSock = net::connect(host, port);
     auto controlHttp = net::http::Client(controlSock);
 
-    // Make request
+    // Encode request body
-    net::http::RequestHeader rqhdr(net::http::METHOD_PUT, "/control", host);
+    net::http::RequestHeader rqhdr(net::http::METHOD_PUT, "/remoteconfig", host);
     char buf[1024];
-    sprintf(buf, "{\"frequencyCenter\":%" PRIu64 ",\"frequencySpan\":%" PRIu64 ",\"type\":\"capture\"}", freq, _samplerate);
+    sprintf(buf, "{\"receiverName\": \"Block_IQDemodulator_0\", \"simpleconfig\": {\"main\": {\"centerfreq\": %" PRIu64 ", \"samplerate\": %" PRIu64 ", \"spanfreq\": %" PRIu64 "}}}", freq, _samplerate, _samplerate);
     std::string data = buf;
     char lenBuf[16];
     sprintf(lenBuf, "%" PRIu64, (uint64_t)data.size());
+
+    // Setup request headers
     rqhdr.setField("Content-Length", lenBuf);
+
+    // Send request
     controlHttp.sendRequestHeader(rqhdr);
     controlSock->sendstr(data);
+
+    // Receive response
     net::http::ResponseHeader rshdr;
     controlHttp.recvResponseHeader(rshdr, 5000);
 
-    flog::debug("Response: {}", rshdr.getStatusString());
+    // Log error if there is one
+    if (rshdr.getStatusCode() < 200 || rshdr.getStatusCode() >= 300) {
+        flog::debug("Response: {}", rshdr.getStatusString());
+    }
 }
 
 void SpectranHTTPClient::worker() {
@@ -101,11 +113,10 @@ void SpectranHTTPClient::worker() {
             auto sampleFreqEnd = jsonData.find(',', sampleFreqBegin);
             std::string sampleFreqStr = jsonData.substr(sampleFreqBegin + 18, sampleFreqEnd - sampleFreqBegin - 18);
             sampleFreq = std::stoll(sampleFreqStr);
-            //flog::debug("{}", jsonData);
         }
         
         // Calculate and update center freq
-        int64_t samplerate = /* sampleFreqReceived ? sampleFreq :  */(endFreq - startFreq);
+        int64_t samplerate = sampleFreqReceived ? sampleFreq : (endFreq - startFreq);
         int64_t centerFreq = round(((double)endFreq + (double)startFreq) / 2.0);
         if (centerFreq != _centerFreq) {
             flog::debug("New center freq: {}", centerFreq);