audout_u: Add support for multiple IAudioOut streams.

- Used by Undertale.
This commit is contained in:
bunnei 2018-11-21 14:39:16 -05:00
parent bb175ab430
commit 5a6dc4d041
2 changed files with 22 additions and 9 deletions

View file

@ -44,8 +44,10 @@ enum class AudioState : u32 {
class IAudioOut final : public ServiceFramework<IAudioOut> {
public:
IAudioOut(AudoutParams audio_params, AudioCore::AudioOut& audio_core)
: ServiceFramework("IAudioOut"), audio_core(audio_core), audio_params(audio_params) {
IAudioOut(AudoutParams audio_params, AudioCore::AudioOut& audio_core, std::string&& device_name,
std::string&& unique_name)
: ServiceFramework("IAudioOut"), audio_core(audio_core), audio_params(audio_params),
device_name(std::move(device_name)) {
static const FunctionInfo functions[] = {
{0, &IAudioOut::GetAudioOutState, "GetAudioOutState"},
@ -69,7 +71,7 @@ public:
Kernel::Event::Create(kernel, Kernel::ResetType::Sticky, "IAudioOutBufferReleased");
stream = audio_core.OpenStream(audio_params.sample_rate, audio_params.channel_count,
"IAudioOut", [=]() { buffer_event->Signal(); });
std::move(unique_name), [=]() { buffer_event->Signal(); });
}
private:
@ -177,6 +179,7 @@ private:
AudioCore::AudioOut& audio_core;
AudioCore::StreamPtr stream;
std::string device_name;
AudoutParams audio_params{};
@ -199,7 +202,15 @@ void AudOutU::ListAudioOutsImpl(Kernel::HLERequestContext& ctx) {
void AudOutU::OpenAudioOutImpl(Kernel::HLERequestContext& ctx) {
LOG_DEBUG(Service_Audio, "called");
ctx.WriteBuffer(DefaultDevice);
const auto device_name_data{ctx.ReadBuffer()};
std::string device_name;
if (device_name_data[0] != '\0') {
device_name.assign(device_name_data.begin(), device_name_data.end());
} else {
device_name.assign(DefaultDevice.begin(), DefaultDevice.end());
}
ctx.WriteBuffer(device_name);
IPC::RequestParser rp{ctx};
auto params{rp.PopRaw<AudoutParams>()};
if (params.channel_count <= 2) {
@ -212,10 +223,9 @@ void AudOutU::OpenAudioOutImpl(Kernel::HLERequestContext& ctx) {
params.sample_rate = DefaultSampleRate;
}
// TODO(bunnei): Support more than one IAudioOut interface. When we add this, ListAudioOutsImpl
// will likely need to be updated as well.
ASSERT_MSG(!audio_out_interface, "Unimplemented");
audio_out_interface = std::make_shared<IAudioOut>(params, *audio_core);
std::string unique_name{fmt::format("{}-{}", device_name, audio_out_interfaces.size())};
auto audio_out_interface = std::make_shared<IAudioOut>(
params, *audio_core, std::move(device_name), std::move(unique_name));
IPC::ResponseBuilder rb{ctx, 6, 0, 1};
rb.Push(RESULT_SUCCESS);
@ -224,6 +234,8 @@ void AudOutU::OpenAudioOutImpl(Kernel::HLERequestContext& ctx) {
rb.Push<u32>(static_cast<u32>(AudioCore::Codec::PcmFormat::Int16));
rb.Push<u32>(static_cast<u32>(AudioState::Stopped));
rb.PushIpcInterface<Audio::IAudioOut>(audio_out_interface);
audio_out_interfaces.push_back(std::move(audio_out_interface));
}
AudOutU::AudOutU() : ServiceFramework("audout:u") {

View file

@ -4,6 +4,7 @@
#pragma once
#include <vector>
#include "core/hle/service/service.h"
namespace AudioCore {
@ -24,7 +25,7 @@ public:
~AudOutU() override;
private:
std::shared_ptr<IAudioOut> audio_out_interface;
std::vector<std::shared_ptr<IAudioOut>> audio_out_interfaces;
std::unique_ptr<AudioCore::AudioOut> audio_core;
void ListAudioOutsImpl(Kernel::HLERequestContext& ctx);