Apply shared audio changes without resetting saved preferences

tools/chatgui/src/radio_audio_engine.cpp

@@ -96,8 +96,8 @@ bool RadioAudioEngine::applySettings(const QMap<QString, int>& values) {
         }
         next[index] = it.value();
     }
-    if (next == m_settings) return true;
-    if (!m_configPath.isEmpty()) {
+    if (next == m_settings && !m_active) return true;
+    if (next != m_settings && !m_configPath.isEmpty()) {
         QFile input(m_configPath);
         if (!input.open(QIODevice::ReadOnly)) {
             m_settingsError = QStringLiteral("Не удалось прочитать конфигурацию: %1").arg(input.errorString());
@@ -154,7 +154,8 @@ void RadioAudioEngine::postSettings(const std::array<int, 6>& values, bool apply
         }
         auto* engine = request->engine;
         auto snapshot = request->values;
-        QMetaObject::invokeMethod(engine, [engine, snapshot, success]() {
+        bool apply = request->apply;
+        QMetaObject::invokeMethod(engine, [engine, snapshot, success, apply]() {
             bool changed = engine->m_settings != snapshot;
             engine->m_settings = snapshot;
             engine->m_settingsReady = true;
@@ -162,7 +163,7 @@ void RadioAudioEngine::postSettings(const std::array<int, 6>& values, bool apply
             if (!success) engine->m_settingsError = QStringLiteral("Ядро отклонило настройки рации");
             DEBUG_INFO(DEBUG_CATEGORY_RADIO, "RadioAudio: settings applied=%d vad=%d threshold=%d hangover=%dms TX_AGC=%d "
                        "TX_gain=%ddB VAD_gain=%ddB", success, snapshot[0], snapshot[1], snapshot[2], snapshot[3], snapshot[4], snapshot[5]);
-            if (changed && engine->m_active) engine->reconfigureCapture();
+            if ((changed || apply) && engine->m_active) engine->reconfigureCapture();
             emit engine->stateChanged();
         }, Qt::QueuedConnection);
         request->~SettingsRequest();
@@ -176,6 +177,7 @@ void RadioAudioEngine::reconfigureCapture() {
     m_capture.close();
     m_voice.stopCapture();
     radio_audio_capture_stop();
+    m_wantStereo = chat_setting_get_int(gui_bridge_get_inst(), "radio_capture_stereo", 0) != 0;
     updateState();
     m_capture.retryNow();
     recoverDevices();