[APU] Replaced min-max with clamp for queued frames

src/xenia/apu/audio_system.cc

@@ -50,9 +50,9 @@ AudioSystem::AudioSystem(cpu::Processor* processor)
       processor_(processor),
       worker_running_(false) {
   std::memset(clients_, 0, sizeof(clients_));
-  queued_frames_ = std::min(
-      static_cast<uint32_t>(kMaximumQueuedFrames),
-      std::max(cvars::apu_max_queued_frames, static_cast<uint32_t>(4)));
+  queued_frames_ = std::clamp(cvars::apu_max_queued_frames,
+                              static_cast<uint32_t>(kMinimumQueuedFrames),
+                              static_cast<uint32_t>(kMaximumQueuedFrames));
 
   for (size_t i = 0; i < kMaximumClientCount; ++i) {
     client_semaphores_[i] = xe::threading::Semaphore::Create(0, queued_frames_);

src/xenia/apu/audio_system.h

@@ -32,6 +32,7 @@ class AudioSystem {
  public:
   // TODO(gibbed): respect XAUDIO2_MAX_QUEUED_BUFFERS somehow (ie min(64,
   // XAUDIO2_MAX_QUEUED_BUFFERS))
+  static constexpr size_t kMinimumQueuedFrames = 4;
   static constexpr size_t kMaximumQueuedFrames = 64;
 
   virtual ~AudioSystem();