Project Andio

src/audio_core/audio_manager.cpp

@@ -0,0 +1,80 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "audio_core/audio_in_manager.h"
+#include "audio_core/audio_manager.h"
+#include "audio_core/audio_out_manager.h"
+#include "core/core.h"
+
+namespace AudioCore {
+
+AudioManager::AudioManager(Core::System& system_) : system{system_} {
+    thread = std::jthread([this]() { ThreadFunc(); });
+}
+
+void AudioManager::Shutdown() {
+    running = false;
+    events.SetAudioEvent(Event::Type::Max, true);
+    thread.join();
+}
+
+Result AudioManager::SetOutManager(BufferEventFunc buffer_func) {
+    if (!running) {
+        return Service::Audio::ERR_OPERATION_FAILED;
+    }
+
+    std::scoped_lock l{lock};
+
+    const auto index{events.GetManagerIndex(Event::Type::AudioOutManager)};
+    if (buffer_events[index] == nullptr) {
+        buffer_events[index] = buffer_func;
+        needs_update = true;
+        events.SetAudioEvent(Event::Type::AudioOutManager, true);
+    }
+    return ResultSuccess;
+}
+
+Result AudioManager::SetInManager(BufferEventFunc buffer_func) {
+    if (!running) {
+        return Service::Audio::ERR_OPERATION_FAILED;
+    }
+
+    std::scoped_lock l{lock};
+
+    const auto index{events.GetManagerIndex(Event::Type::AudioInManager)};
+    if (buffer_events[index] == nullptr) {
+        buffer_events[index] = buffer_func;
+        needs_update = true;
+        events.SetAudioEvent(Event::Type::AudioInManager, true);
+    }
+    return ResultSuccess;
+}
+
+void AudioManager::SetEvent(const Event::Type type, const bool signalled) {
+    events.SetAudioEvent(type, signalled);
+}
+
+void AudioManager::ThreadFunc() {
+    std::unique_lock l{events.GetAudioEventLock()};
+    events.ClearEvents();
+    running = true;
+
+    while (running) {
+        auto timed_out{events.Wait(l, std::chrono::seconds(2))};
+
+        if (events.CheckAudioEventSet(Event::Type::Max)) {
+            break;
+        }
+
+        for (size_t i = 0; i < buffer_events.size(); i++) {
+            if (events.CheckAudioEventSet(Event::Type(i)) || timed_out) {
+                if (buffer_events[i]) {
+                    buffer_events[i]();
+                }
+            }
+            events.SetAudioEvent(Event::Type(i), false);
+        }
+    }
+}
+
+} // namespace AudioCore