Initial Commit

Added Device logic to Sinks
Started on UI for selecting devices

src/audio_core/audio_core.cpp

@@ -71,6 +71,13 @@ void SelectSink(std::string sink_id) {
     DSP::HLE::SetSink(iter->factory());
 }
 
+void SelectDevice(std::string device_id){
+    if (device_id == "") {
+        LOG_ERROR(Audio, "AudioCore::SelectDevice given invalid device_id");
+        return;
+    }
+}
+
 void Shutdown() {
     CoreTiming::UnscheduleEvent(tick_event, 0);
     DSP::HLE::Shutdown();

src/audio_core/audio_core.h

@@ -23,6 +23,9 @@ void AddAddressSpace(Kernel::VMManager& vm_manager);
 /// Select the sink to use based on sink id.
 void SelectSink(std::string sink_id);
 
+/// Select the device to use based on device id.
+void SelectDevice(std::string device_id);
+
 /// Shutdown Audio Core
 void Shutdown();
 

src/audio_core/null_sink.h

@@ -5,6 +5,7 @@
 #pragma once
 
 #include <cstddef>
+#include <map>
 
 #include "audio_core/audio_core.h"
 #include "audio_core/sink.h"
@@ -24,6 +25,12 @@ public:
     size_t SamplesInQueue() const override {
         return 0;
     }
+
+    void SetDevice(int device_id) override {}
+
+    std::map<int, std::string>* GetDeviceMap() override {
+        return nullptr;
+    }
 };
 
 } // namespace AudioCore

src/audio_core/sdl2_sink.cpp

@@ -10,6 +10,8 @@
 #include "audio_core/audio_core.h"
 #include "audio_core/sdl2_sink.h"
 
+#include "core/settings.h"
+
 #include "common/assert.h"
 #include "common/logging/log.h"
 #include <numeric>
@@ -45,11 +47,29 @@ SDL2Sink::SDL2Sink() : impl(std::make_unique<Impl>()) {
     SDL_AudioSpec obtained_audiospec;
     SDL_zero(obtained_audiospec);
 
+    int device_count = SDL_GetNumAudioDevices(0);
+    device_map.clear();
+    for (int i = 0; i < device_count; ++i) {
+        device_map[i] = SDL_GetAudioDeviceName(i, 0);
+    }
+
+    if (device_count < 1 ||
+        Settings::values.audio_device_id == "auto" ||
+        Settings::values.audio_device_id == "") {
         impl->audio_device_id = SDL_OpenAudioDevice(nullptr, false, &desired_audiospec, &obtained_audiospec, 0);
         if (impl->audio_device_id <= 0) {
             LOG_CRITICAL(Audio_Sink, "SDL_OpenAudioDevice failed");
             return;
         }
+    }
+    else
+    {
+        impl->audio_device_id = SDL_OpenAudioDevice(device_map[device_id].c_str(), false, &desired_audiospec, &obtained_audiospec, 0);
+        if (impl->audio_device_id <= 0) {
+            LOG_CRITICAL(Audio_Sink, "SDL_OpenAudioDevice failed");
+            return;
+        }
+    }
 
     impl->sample_rate = obtained_audiospec.freq;
 
@@ -99,6 +119,14 @@ size_t SDL2Sink::SamplesInQueue() const {
     return total_size;
 }
 
+void SDL2Sink::SetDevice(int _device_id) {
+    this->device_id = _device_id;
+}
+
+std::map<int, std::string>* SDL2Sink::GetDeviceMap() {
+    return &device_map;
+}
+
 void SDL2Sink::Impl::Callback(void* impl_, u8* buffer, int buffer_size_in_bytes) {
     Impl* impl = reinterpret_cast<Impl*>(impl_);
 

src/audio_core/sdl2_sink.h

@@ -6,6 +6,7 @@
 
 #include <cstddef>
 #include <memory>
+#include <map>
 
 #include "audio_core/sink.h"
 
@@ -22,9 +23,16 @@ public:
 
     size_t SamplesInQueue() const override;
 
+    std::map<int, std::string>* GetDeviceMap();
+    void SetDevice(int _device_id);
+
 private:
     struct Impl;
     std::unique_ptr<Impl> impl;
+    int device_id;
+    std::map<int, std::string> device_map;
 };
 
+extern const std::map<int, std::string> g_device_map;
+
 } // namespace AudioCore

src/audio_core/sink.h

@@ -5,6 +5,7 @@
 #pragma once
 
 #include <vector>
+#include <map>
 
 #include "common/common_types.h"
 
@@ -29,6 +30,9 @@ public:
 
     /// Samples enqueued that have not been played yet.
     virtual std::size_t SamplesInQueue() const = 0;
+
+    virtual void SetDevice(int device_id) = 0;
+    virtual std::map<int, std::string>* GetDeviceMap() = 0;
 };
 
 } // namespace

src/citra_qt/configure_audio.cpp

@@ -21,6 +21,12 @@ ConfigureAudio::ConfigureAudio(QWidget* parent) :
         ui->output_sink_combo_box->addItem(sink_detail.id);
     }
 
+    ui->audio_device_combo_box->clear();
+    ui->audio_device_combo_box->addItem("auto");
+    //for (const auto& device : AudioCore:) {
+    //    ui->audio_device_combo_box->addItem(device.second.c_str());
+    //}
+
     this->setConfiguration();
 }
 
@@ -36,9 +42,20 @@ void ConfigureAudio::setConfiguration() {
         }
     }
     ui->output_sink_combo_box->setCurrentIndex(new_sink_index);
+
+
+    int new_device_index = -1;
+    for (int index = 0; index < ui->audio_device_combo_box->count(); index++) {
+        if (ui->audio_device_combo_box->itemText(index).toStdString() == Settings::values.audio_device_id) {
+            new_device_index = index;
+            break;
+        }
+    }
+    ui->audio_device_combo_box->setCurrentIndex(new_sink_index);
 }
 
 void ConfigureAudio::applyConfiguration() {
     Settings::values.sink_id = ui->output_sink_combo_box->itemText(ui->output_sink_combo_box->currentIndex()).toStdString();
+    Settings::values.audio_device_id = ui->audio_device_combo_box->itemText(ui->audio_device_combo_box->currentIndex()).toStdString();
     Settings::Apply();
 }

src/citra_qt/configure_audio.ui

@@ -25,6 +25,21 @@
         </item>
        </layout>
       </item>
+       <item>
+         <layout class="QHBoxLayout">
+           <item>
+             <widget class="QLabel">
+               <property name="text">
+                 <string>Audio Device:</string>
+               </property>
+             </widget>
+           </item>
+           <item>
+             <widget class="QComboBox" name="audio_device_combo_box">
+             </widget>
+           </item>
+         </layout>
+       </item>
      </layout>
     </widget>
    </item>

src/core/settings.cpp

@@ -24,7 +24,7 @@ void Apply() {
     VideoCore::g_scaled_resolution_enabled = values.use_scaled_resolution;
 
     AudioCore::SelectSink(values.sink_id);
-
+    AudioCore::SelectDevice(values.audio_device_id);
 }
 
 } // namespace

src/core/settings.h

@@ -6,6 +6,7 @@
 
 #include <string>
 #include <array>
+#include <map>
 
 #include "common/common_types.h"
 
@@ -81,6 +82,7 @@ struct Values {
 
     // Audio
     std::string sink_id;
+    std::string audio_device_id;
 
     // Debugging
     bool use_gdbstub;