mirror of
https://github.com/yuzu-mirror/yuzu.git
synced 2024-11-17 15:17:34 +01:00
Merge pull request #12349 from Kelebek1/return_system_channels_active
Have GetActiveChannelCount return the system channels instead of host device channels
This commit is contained in:
commit
50fd029eaa
@ -253,8 +253,9 @@ CubebSink::~CubebSink() {
|
|||||||
#endif
|
#endif
|
||||||
}
|
}
|
||||||
|
|
||||||
SinkStream* CubebSink::AcquireSinkStream(Core::System& system, u32 system_channels,
|
SinkStream* CubebSink::AcquireSinkStream(Core::System& system, u32 system_channels_,
|
||||||
const std::string& name, StreamType type) {
|
const std::string& name, StreamType type) {
|
||||||
|
system_channels = system_channels_;
|
||||||
SinkStreamPtr& stream = sink_streams.emplace_back(std::make_unique<CubebSinkStream>(
|
SinkStreamPtr& stream = sink_streams.emplace_back(std::make_unique<CubebSinkStream>(
|
||||||
ctx, device_channels, system_channels, output_device, input_device, name, type, system));
|
ctx, device_channels, system_channels, output_device, input_device, name, type, system));
|
||||||
|
|
||||||
|
@ -168,8 +168,9 @@ SDLSink::SDLSink(std::string_view target_device_name) {
|
|||||||
|
|
||||||
SDLSink::~SDLSink() = default;
|
SDLSink::~SDLSink() = default;
|
||||||
|
|
||||||
SinkStream* SDLSink::AcquireSinkStream(Core::System& system, u32 system_channels,
|
SinkStream* SDLSink::AcquireSinkStream(Core::System& system, u32 system_channels_,
|
||||||
const std::string&, StreamType type) {
|
const std::string&, StreamType type) {
|
||||||
|
system_channels = system_channels_;
|
||||||
SinkStreamPtr& stream = sink_streams.emplace_back(std::make_unique<SDLSinkStream>(
|
SinkStreamPtr& stream = sink_streams.emplace_back(std::make_unique<SDLSinkStream>(
|
||||||
device_channels, system_channels, output_device, input_device, type, system));
|
device_channels, system_channels, output_device, input_device, type, system));
|
||||||
return stream.get();
|
return stream.get();
|
||||||
|
@ -85,9 +85,21 @@ public:
|
|||||||
*/
|
*/
|
||||||
virtual void SetSystemVolume(f32 volume) = 0;
|
virtual void SetSystemVolume(f32 volume) = 0;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Get the number of channels the game has set, can be different to the host hardware's support.
|
||||||
|
* Either 2 or 6.
|
||||||
|
*
|
||||||
|
* @return Number of device channels.
|
||||||
|
*/
|
||||||
|
u32 GetSystemChannels() const {
|
||||||
|
return system_channels;
|
||||||
|
}
|
||||||
|
|
||||||
protected:
|
protected:
|
||||||
/// Number of device channels supported by the hardware
|
/// Number of device channels supported by the hardware
|
||||||
u32 device_channels{2};
|
u32 device_channels{2};
|
||||||
|
/// Number of channels the game is sending
|
||||||
|
u32 system_channels{2};
|
||||||
};
|
};
|
||||||
|
|
||||||
using SinkPtr = std::unique_ptr<Sink>;
|
using SinkPtr = std::unique_ptr<Sink>;
|
||||||
|
@ -40,29 +40,36 @@ void SinkStream::AppendBuffer(SinkBuffer& buffer, std::span<s16> samples) {
|
|||||||
|
|
||||||
if (system_channels == 6 && device_channels == 2) {
|
if (system_channels == 6 && device_channels == 2) {
|
||||||
// We're given 6 channels, but our device only outputs 2, so downmix.
|
// We're given 6 channels, but our device only outputs 2, so downmix.
|
||||||
static constexpr std::array<f32, 4> down_mix_coeff{1.0f, 0.707f, 0.251f, 0.707f};
|
// Front = 1.0
|
||||||
|
// Center = 0.596
|
||||||
|
// LFE = 0.354
|
||||||
|
// Back = 0.707
|
||||||
|
static constexpr std::array<f32, 4> down_mix_coeff{1.0, 0.596f, 0.354f, 0.707f};
|
||||||
|
|
||||||
for (u32 read_index = 0, write_index = 0; read_index < samples.size();
|
for (u32 read_index = 0, write_index = 0; read_index < samples.size();
|
||||||
read_index += system_channels, write_index += device_channels) {
|
read_index += system_channels, write_index += device_channels) {
|
||||||
|
const auto fl =
|
||||||
|
static_cast<f32>(samples[read_index + static_cast<u32>(Channels::FrontLeft)]);
|
||||||
|
const auto fr =
|
||||||
|
static_cast<f32>(samples[read_index + static_cast<u32>(Channels::FrontRight)]);
|
||||||
|
const auto c =
|
||||||
|
static_cast<f32>(samples[read_index + static_cast<u32>(Channels::Center)]);
|
||||||
|
const auto lfe =
|
||||||
|
static_cast<f32>(samples[read_index + static_cast<u32>(Channels::LFE)]);
|
||||||
|
const auto bl =
|
||||||
|
static_cast<f32>(samples[read_index + static_cast<u32>(Channels::BackLeft)]);
|
||||||
|
const auto br =
|
||||||
|
static_cast<f32>(samples[read_index + static_cast<u32>(Channels::BackRight)]);
|
||||||
|
|
||||||
const auto left_sample{
|
const auto left_sample{
|
||||||
((Common::FixedPoint<49, 15>(
|
static_cast<s32>((fl * down_mix_coeff[0] + c * down_mix_coeff[1] +
|
||||||
samples[read_index + static_cast<u32>(Channels::FrontLeft)]) *
|
lfe * down_mix_coeff[2] + bl * down_mix_coeff[3]) *
|
||||||
down_mix_coeff[0] +
|
volume)};
|
||||||
samples[read_index + static_cast<u32>(Channels::Center)] * down_mix_coeff[1] +
|
|
||||||
samples[read_index + static_cast<u32>(Channels::LFE)] * down_mix_coeff[2] +
|
|
||||||
samples[read_index + static_cast<u32>(Channels::BackLeft)] * down_mix_coeff[3]) *
|
|
||||||
volume)
|
|
||||||
.to_int()};
|
|
||||||
|
|
||||||
const auto right_sample{
|
const auto right_sample{
|
||||||
((Common::FixedPoint<49, 15>(
|
static_cast<s32>((fr * down_mix_coeff[0] + c * down_mix_coeff[1] +
|
||||||
samples[read_index + static_cast<u32>(Channels::FrontRight)]) *
|
lfe * down_mix_coeff[2] + br * down_mix_coeff[3]) *
|
||||||
down_mix_coeff[0] +
|
volume)};
|
||||||
samples[read_index + static_cast<u32>(Channels::Center)] * down_mix_coeff[1] +
|
|
||||||
samples[read_index + static_cast<u32>(Channels::LFE)] * down_mix_coeff[2] +
|
|
||||||
samples[read_index + static_cast<u32>(Channels::BackRight)] * down_mix_coeff[3]) *
|
|
||||||
volume)
|
|
||||||
.to_int()};
|
|
||||||
|
|
||||||
samples[write_index + static_cast<u32>(Channels::FrontLeft)] =
|
samples[write_index + static_cast<u32>(Channels::FrontLeft)] =
|
||||||
static_cast<s16>(std::clamp(left_sample, min, max));
|
static_cast<s16>(std::clamp(left_sample, min, max));
|
||||||
|
@ -359,7 +359,7 @@ private:
|
|||||||
|
|
||||||
void GetActiveChannelCount(HLERequestContext& ctx) {
|
void GetActiveChannelCount(HLERequestContext& ctx) {
|
||||||
const auto& sink{system.AudioCore().GetOutputSink()};
|
const auto& sink{system.AudioCore().GetOutputSink()};
|
||||||
u32 channel_count{sink.GetDeviceChannels()};
|
u32 channel_count{sink.GetSystemChannels()};
|
||||||
|
|
||||||
LOG_DEBUG(Service_Audio, "(STUBBED) called. Channels={}", channel_count);
|
LOG_DEBUG(Service_Audio, "(STUBBED) called. Channels={}", channel_count);
|
||||||
|
|
||||||
|
Loading…
Reference in New Issue
Block a user