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-rw-r--r--src/audio_core/sink/cubeb_sink.cpp31
-rw-r--r--src/audio_core/sink/cubeb_sink.h7
-rw-r--r--src/audio_core/sink/sdl2_sink.cpp10
-rw-r--r--src/audio_core/sink/sdl2_sink.h7
-rw-r--r--src/audio_core/sink/sink_details.cpp66
-rw-r--r--src/audio_core/sink/sink_details.h2
-rw-r--r--src/yuzu/configuration/configure_audio.cpp4
7 files changed, 95 insertions, 32 deletions
diff --git a/src/audio_core/sink/cubeb_sink.cpp b/src/audio_core/sink/cubeb_sink.cpp
index 36b115ad6..32c1b1cb3 100644
--- a/src/audio_core/sink/cubeb_sink.cpp
+++ b/src/audio_core/sink/cubeb_sink.cpp
@@ -66,10 +66,10 @@ public:
const auto latency_error = cubeb_get_min_latency(ctx, &params, &minimum_latency);
if (latency_error != CUBEB_OK) {
LOG_CRITICAL(Audio_Sink, "Error getting minimum latency, error: {}", latency_error);
- minimum_latency = 256U;
+ minimum_latency = TargetSampleCount * 2;
}
- minimum_latency = std::max(minimum_latency, 256u);
+ minimum_latency = std::max(minimum_latency, TargetSampleCount * 2);
LOG_INFO(Service_Audio,
"Opening cubeb stream {} type {} with: rate {} channels {} (system channels {}) "
@@ -326,4 +326,31 @@ std::vector<std::string> ListCubebSinkDevices(bool capture) {
return device_list;
}
+u32 GetCubebLatency() {
+ cubeb* ctx;
+
+ if (cubeb_init(&ctx, "yuzu Latency Getter", nullptr) != CUBEB_OK) {
+ LOG_CRITICAL(Audio_Sink, "cubeb_init failed");
+ // Return a large latency so we choose SDL instead.
+ return 10000u;
+ }
+
+ cubeb_stream_params params{};
+ params.rate = TargetSampleRate;
+ params.channels = 2;
+ params.format = CUBEB_SAMPLE_S16LE;
+ params.prefs = CUBEB_STREAM_PREF_NONE;
+ params.layout = CUBEB_LAYOUT_STEREO;
+
+ u32 latency{0};
+ const auto latency_error = cubeb_get_min_latency(ctx, &params, &latency);
+ if (latency_error != CUBEB_OK) {
+ LOG_CRITICAL(Audio_Sink, "Error getting minimum latency, error: {}", latency_error);
+ latency = TargetSampleCount * 2;
+ }
+ latency = std::max(latency, TargetSampleCount * 2);
+ cubeb_destroy(ctx);
+ return latency;
+}
+
} // namespace AudioCore::Sink
diff --git a/src/audio_core/sink/cubeb_sink.h b/src/audio_core/sink/cubeb_sink.h
index 4b0cb160d..3302cb98d 100644
--- a/src/audio_core/sink/cubeb_sink.h
+++ b/src/audio_core/sink/cubeb_sink.h
@@ -96,4 +96,11 @@ private:
*/
std::vector<std::string> ListCubebSinkDevices(bool capture);
+/**
+ * Get the reported latency for this sink.
+ *
+ * @return Minimum latency for this sink.
+ */
+u32 GetCubebLatency();
+
} // namespace AudioCore::Sink
diff --git a/src/audio_core/sink/sdl2_sink.cpp b/src/audio_core/sink/sdl2_sink.cpp
index 1bd001b94..f12ebf7fe 100644
--- a/src/audio_core/sink/sdl2_sink.cpp
+++ b/src/audio_core/sink/sdl2_sink.cpp
@@ -47,11 +47,7 @@ public:
spec.freq = TargetSampleRate;
spec.channels = static_cast<u8>(device_channels);
spec.format = AUDIO_S16SYS;
- if (type == StreamType::Render) {
- spec.samples = TargetSampleCount;
- } else {
- spec.samples = 1024;
- }
+ spec.samples = TargetSampleCount * 2;
spec.callback = &SDLSinkStream::DataCallback;
spec.userdata = this;
@@ -240,4 +236,8 @@ std::vector<std::string> ListSDLSinkDevices(bool capture) {
return device_list;
}
+u32 GetSDLLatency() {
+ return TargetSampleCount * 2;
+}
+
} // namespace AudioCore::Sink
diff --git a/src/audio_core/sink/sdl2_sink.h b/src/audio_core/sink/sdl2_sink.h
index f01eddc1b..27ed1ab94 100644
--- a/src/audio_core/sink/sdl2_sink.h
+++ b/src/audio_core/sink/sdl2_sink.h
@@ -87,4 +87,11 @@ private:
*/
std::vector<std::string> ListSDLSinkDevices(bool capture);
+/**
+ * Get the reported latency for this sink.
+ *
+ * @return Minimum latency for this sink.
+ */
+u32 GetSDLLatency();
+
} // namespace AudioCore::Sink
diff --git a/src/audio_core/sink/sink_details.cpp b/src/audio_core/sink/sink_details.cpp
index 67bdab779..b878bf23f 100644
--- a/src/audio_core/sink/sink_details.cpp
+++ b/src/audio_core/sink/sink_details.cpp
@@ -21,58 +21,80 @@ namespace {
struct SinkDetails {
using FactoryFn = std::unique_ptr<Sink> (*)(std::string_view);
using ListDevicesFn = std::vector<std::string> (*)(bool);
+ using LatencyFn = u32 (*)();
/// Name for this sink.
- const char* id;
+ std::string_view id;
/// A method to call to construct an instance of this type of sink.
FactoryFn factory;
/// A method to call to list available devices.
ListDevicesFn list_devices;
+ /// Method to get the latency of this backend.
+ LatencyFn latency;
};
// sink_details is ordered in terms of desirability, with the best choice at the top.
constexpr SinkDetails sink_details[] = {
#ifdef HAVE_CUBEB
- SinkDetails{"cubeb",
- [](std::string_view device_id) -> std::unique_ptr<Sink> {
- return std::make_unique<CubebSink>(device_id);
- },
- &ListCubebSinkDevices},
+ SinkDetails{
+ "cubeb",
+ [](std::string_view device_id) -> std::unique_ptr<Sink> {
+ return std::make_unique<CubebSink>(device_id);
+ },
+ &ListCubebSinkDevices,
+ &GetCubebLatency,
+ },
#endif
#ifdef HAVE_SDL2
- SinkDetails{"sdl2",
- [](std::string_view device_id) -> std::unique_ptr<Sink> {
- return std::make_unique<SDLSink>(device_id);
- },
- &ListSDLSinkDevices},
+ SinkDetails{
+ "sdl",
+ [](std::string_view device_id) -> std::unique_ptr<Sink> {
+ return std::make_unique<SDLSink>(device_id);
+ },
+ &ListSDLSinkDevices,
+ &GetSDLLatency,
+ },
#endif
SinkDetails{"null",
[](std::string_view device_id) -> std::unique_ptr<Sink> {
return std::make_unique<NullSink>(device_id);
},
- [](bool capture) { return std::vector<std::string>{"null"}; }},
+ [](bool capture) { return std::vector<std::string>{"null"}; }, []() { return 0u; }},
};
const SinkDetails& GetOutputSinkDetails(std::string_view sink_id) {
- auto iter =
- std::find_if(std::begin(sink_details), std::end(sink_details),
- [sink_id](const auto& sink_detail) { return sink_detail.id == sink_id; });
+ const auto find_backend{[](std::string_view id) {
+ return std::find_if(std::begin(sink_details), std::end(sink_details),
+ [&id](const auto& sink_detail) { return sink_detail.id == id; });
+ }};
- if (sink_id == "auto" || iter == std::end(sink_details)) {
- if (sink_id != "auto") {
- LOG_ERROR(Audio, "Invalid sink_id {}", sink_id);
+ auto iter = find_backend(sink_id);
+
+ if (sink_id == "auto") {
+ // Auto-select a backend. Prefer CubeB, but it may report a large minimum latency which
+ // causes audio issues, in that case go with SDL.
+#if defined(HAVE_CUBEB) && defined(HAVE_SDL2)
+ iter = find_backend("cubeb");
+ if (iter->latency() > TargetSampleCount * 3) {
+ iter = find_backend("sdl");
}
- // Auto-select.
- // sink_details is ordered in terms of desirability, with the best choice at the front.
+#else
iter = std::begin(sink_details);
+#endif
+ LOG_INFO(Service_Audio, "Auto-selecting the {} backend", iter->id);
+ }
+
+ if (iter == std::end(sink_details)) {
+ LOG_ERROR(Audio, "Invalid sink_id {}", sink_id);
+ iter = find_backend("null");
}
return *iter;
}
} // Anonymous namespace
-std::vector<const char*> GetSinkIDs() {
- std::vector<const char*> sink_ids(std::size(sink_details));
+std::vector<std::string_view> GetSinkIDs() {
+ std::vector<std::string_view> sink_ids(std::size(sink_details));
std::transform(std::begin(sink_details), std::end(sink_details), std::begin(sink_ids),
[](const auto& sink) { return sink.id; });
diff --git a/src/audio_core/sink/sink_details.h b/src/audio_core/sink/sink_details.h
index 3ebdb1e30..e75932898 100644
--- a/src/audio_core/sink/sink_details.h
+++ b/src/audio_core/sink/sink_details.h
@@ -19,7 +19,7 @@ class Sink;
*
* @return Vector of available sink names.
*/
-std::vector<const char*> GetSinkIDs();
+std::vector<std::string_view> GetSinkIDs();
/**
* Gets the list of devices for a particular sink identified by the given ID.
diff --git a/src/yuzu/configuration/configure_audio.cpp b/src/yuzu/configuration/configure_audio.cpp
index 19b8b15ef..70cc6f84b 100644
--- a/src/yuzu/configuration/configure_audio.cpp
+++ b/src/yuzu/configuration/configure_audio.cpp
@@ -161,8 +161,8 @@ void ConfigureAudio::InitializeAudioSinkComboBox() {
ui->sink_combo_box->clear();
ui->sink_combo_box->addItem(QString::fromUtf8(AudioCore::Sink::auto_device_name));
- for (const char* id : AudioCore::Sink::GetSinkIDs()) {
- ui->sink_combo_box->addItem(QString::fromUtf8(id));
+ for (const auto& id : AudioCore::Sink::GetSinkIDs()) {
+ ui->sink_combo_box->addItem(QString::fromUtf8(id.data(), static_cast<s32>(id.length())));
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 18:13:18 +0100