269 lines
11 KiB
C++
269 lines
11 KiB
C++
// Copyright 2018 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <vector>
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#include "audio_core/audio_out.h"
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#include "audio_core/audio_renderer.h"
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#include "audio_core/common.h"
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#include "audio_core/info_updater.h"
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#include "audio_core/voice_context.h"
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#include "common/logging/log.h"
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#include "core/hle/kernel/writable_event.h"
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#include "core/memory.h"
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#include "core/settings.h"
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namespace AudioCore {
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AudioRenderer::AudioRenderer(Core::Timing::CoreTiming& core_timing, Core::Memory::Memory& memory_,
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AudioCommon::AudioRendererParameter params,
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std::shared_ptr<Kernel::WritableEvent> buffer_event,
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std::size_t instance_number)
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: worker_params{params}, buffer_event{buffer_event},
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memory_pool_info(params.effect_count + params.voice_count * 4),
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voice_context(params.voice_count), effect_context(params.effect_count), mix_context(),
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sink_context(params.sink_count), splitter_context(),
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voices(params.voice_count), memory{memory_},
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command_generator(worker_params, voice_context, mix_context, splitter_context, effect_context,
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memory),
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temp_mix_buffer(AudioCommon::TOTAL_TEMP_MIX_SIZE) {
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behavior_info.SetUserRevision(params.revision);
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splitter_context.Initialize(behavior_info, params.splitter_count,
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params.num_splitter_send_channels);
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mix_context.Initialize(behavior_info, params.submix_count + 1, params.effect_count);
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audio_out = std::make_unique<AudioCore::AudioOut>();
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stream =
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audio_out->OpenStream(core_timing, params.sample_rate, AudioCommon::STREAM_NUM_CHANNELS,
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fmt::format("AudioRenderer-Instance{}", instance_number),
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[=]() { buffer_event->Signal(); });
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audio_out->StartStream(stream);
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QueueMixedBuffer(0);
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QueueMixedBuffer(1);
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QueueMixedBuffer(2);
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QueueMixedBuffer(3);
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}
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AudioRenderer::~AudioRenderer() = default;
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u32 AudioRenderer::GetSampleRate() const {
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return worker_params.sample_rate;
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}
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u32 AudioRenderer::GetSampleCount() const {
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return worker_params.sample_count;
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}
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u32 AudioRenderer::GetMixBufferCount() const {
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return worker_params.mix_buffer_count;
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}
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Stream::State AudioRenderer::GetStreamState() const {
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return stream->GetState();
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}
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static constexpr s16 ClampToS16(s32 value) {
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return static_cast<s16>(std::clamp(value, -32768, 32767));
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}
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ResultCode AudioRenderer::UpdateAudioRenderer(const std::vector<u8>& input_params,
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std::vector<u8>& output_params) {
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InfoUpdater info_updater{input_params, output_params, behavior_info};
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if (!info_updater.UpdateBehaviorInfo(behavior_info)) {
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LOG_ERROR(Audio, "Failed to update behavior info input parameters");
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return AudioCommon::Audren::ERR_INVALID_PARAMETERS;
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}
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if (!info_updater.UpdateMemoryPools(memory_pool_info)) {
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LOG_ERROR(Audio, "Failed to update memory pool parameters");
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return AudioCommon::Audren::ERR_INVALID_PARAMETERS;
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}
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if (!info_updater.UpdateVoiceChannelResources(voice_context)) {
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LOG_ERROR(Audio, "Failed to update voice channel resource parameters");
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return AudioCommon::Audren::ERR_INVALID_PARAMETERS;
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}
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if (!info_updater.UpdateVoices(voice_context, memory_pool_info, 0)) {
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LOG_ERROR(Audio, "Failed to update voice parameters");
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return AudioCommon::Audren::ERR_INVALID_PARAMETERS;
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}
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// TODO(ogniK): Deal with stopped audio renderer but updates still taking place
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if (!info_updater.UpdateEffects(effect_context, true)) {
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LOG_ERROR(Audio, "Failed to update effect parameters");
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return AudioCommon::Audren::ERR_INVALID_PARAMETERS;
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}
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if (behavior_info.IsSplitterSupported()) {
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if (!info_updater.UpdateSplitterInfo(splitter_context)) {
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LOG_ERROR(Audio, "Failed to update splitter parameters");
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return AudioCommon::Audren::ERR_INVALID_PARAMETERS;
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}
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}
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auto mix_result = info_updater.UpdateMixes(mix_context, worker_params.mix_buffer_count,
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splitter_context, effect_context);
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if (mix_result.IsError()) {
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LOG_ERROR(Audio, "Failed to update mix parameters");
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return mix_result;
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}
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// TODO(ogniK): Sinks
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if (!info_updater.UpdateSinks(sink_context)) {
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LOG_ERROR(Audio, "Failed to update sink parameters");
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return AudioCommon::Audren::ERR_INVALID_PARAMETERS;
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}
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// TODO(ogniK): Performance buffer
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if (!info_updater.UpdatePerformanceBuffer()) {
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LOG_ERROR(Audio, "Failed to update performance buffer parameters");
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return AudioCommon::Audren::ERR_INVALID_PARAMETERS;
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}
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if (!info_updater.UpdateErrorInfo(behavior_info)) {
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LOG_ERROR(Audio, "Failed to update error info");
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return AudioCommon::Audren::ERR_INVALID_PARAMETERS;
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}
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if (behavior_info.IsElapsedFrameCountSupported()) {
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if (!info_updater.UpdateRendererInfo(elapsed_frame_count)) {
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LOG_ERROR(Audio, "Failed to update renderer info");
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return AudioCommon::Audren::ERR_INVALID_PARAMETERS;
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}
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}
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// TODO(ogniK): Statistics
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if (!info_updater.WriteOutputHeader()) {
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LOG_ERROR(Audio, "Failed to write output header");
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return AudioCommon::Audren::ERR_INVALID_PARAMETERS;
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}
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// TODO(ogniK): Check when all sections are implemented
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if (!info_updater.CheckConsumedSize()) {
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LOG_ERROR(Audio, "Audio buffers were not consumed!");
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return AudioCommon::Audren::ERR_INVALID_PARAMETERS;
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}
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ReleaseAndQueueBuffers();
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return RESULT_SUCCESS;
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}
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void AudioRenderer::QueueMixedBuffer(Buffer::Tag tag) {
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command_generator.PreCommand();
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// Clear mix buffers before our next operation
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command_generator.ClearMixBuffers();
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// If the splitter is not in use, sort our mixes
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if (!splitter_context.UsingSplitter()) {
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mix_context.SortInfo();
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}
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// Sort our voices
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voice_context.SortInfo();
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// Handle samples
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command_generator.GenerateVoiceCommands();
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command_generator.GenerateSubMixCommands();
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command_generator.GenerateFinalMixCommands();
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command_generator.PostCommand();
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// Base sample size
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std::size_t BUFFER_SIZE{worker_params.sample_count};
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// Samples
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std::vector<s16> buffer(BUFFER_SIZE * stream->GetNumChannels());
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// Make sure to clear our samples
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std::memset(buffer.data(), 0, buffer.size() * sizeof(s16));
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if (sink_context.InUse()) {
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const auto stream_channel_count = stream->GetNumChannels();
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const auto buffer_offsets = sink_context.OutputBuffers();
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const auto channel_count = buffer_offsets.size();
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const auto& final_mix = mix_context.GetFinalMixInfo();
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const auto& in_params = final_mix.GetInParams();
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std::vector<s32*> mix_buffers(channel_count);
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for (std::size_t i = 0; i < channel_count; i++) {
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mix_buffers[i] =
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command_generator.GetMixBuffer(in_params.buffer_offset + buffer_offsets[i]);
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}
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for (std::size_t i = 0; i < BUFFER_SIZE; i++) {
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if (channel_count == 1) {
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const auto sample = ClampToS16(mix_buffers[0][i]);
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buffer[i * stream_channel_count + 0] = sample;
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if (stream_channel_count > 1) {
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buffer[i * stream_channel_count + 1] = sample;
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}
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if (stream_channel_count == 6) {
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buffer[i * stream_channel_count + 2] = sample;
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buffer[i * stream_channel_count + 4] = sample;
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buffer[i * stream_channel_count + 5] = sample;
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}
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} else if (channel_count == 2) {
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const auto l_sample = ClampToS16(mix_buffers[0][i]);
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const auto r_sample = ClampToS16(mix_buffers[1][i]);
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if (stream_channel_count == 1) {
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buffer[i * stream_channel_count + 0] = l_sample;
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} else if (stream_channel_count == 2) {
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buffer[i * stream_channel_count + 0] = l_sample;
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buffer[i * stream_channel_count + 1] = r_sample;
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} else if (stream_channel_count == 6) {
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buffer[i * stream_channel_count + 0] = l_sample;
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buffer[i * stream_channel_count + 1] = r_sample;
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buffer[i * stream_channel_count + 2] =
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ClampToS16((static_cast<s32>(l_sample) + static_cast<s32>(r_sample)) / 2);
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buffer[i * stream_channel_count + 4] = l_sample;
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buffer[i * stream_channel_count + 5] = r_sample;
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}
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} else if (channel_count == 6) {
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const auto fl_sample = ClampToS16(mix_buffers[0][i]);
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const auto fr_sample = ClampToS16(mix_buffers[1][i]);
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const auto fc_sample = ClampToS16(mix_buffers[2][i]);
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const auto lf_sample = ClampToS16(mix_buffers[3][i]);
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const auto bl_sample = ClampToS16(mix_buffers[4][i]);
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const auto br_sample = ClampToS16(mix_buffers[5][i]);
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if (stream_channel_count == 1) {
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buffer[i * stream_channel_count + 0] = fc_sample;
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} else if (stream_channel_count == 2) {
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buffer[i * stream_channel_count + 0] =
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static_cast<s16>(0.3694f * static_cast<float>(fl_sample) +
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0.2612f * static_cast<float>(fc_sample) +
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0.3694f * static_cast<float>(bl_sample));
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buffer[i * stream_channel_count + 1] =
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static_cast<s16>(0.3694f * static_cast<float>(fr_sample) +
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0.2612f * static_cast<float>(fc_sample) +
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0.3694f * static_cast<float>(br_sample));
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} else if (stream_channel_count == 6) {
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buffer[i * stream_channel_count + 0] = fl_sample;
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buffer[i * stream_channel_count + 1] = fr_sample;
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buffer[i * stream_channel_count + 2] = fc_sample;
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buffer[i * stream_channel_count + 3] = lf_sample;
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buffer[i * stream_channel_count + 4] = bl_sample;
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buffer[i * stream_channel_count + 5] = br_sample;
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}
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}
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}
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}
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audio_out->QueueBuffer(stream, tag, std::move(buffer));
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elapsed_frame_count++;
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voice_context.UpdateStateByDspShared();
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}
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void AudioRenderer::ReleaseAndQueueBuffers() {
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const auto released_buffers{audio_out->GetTagsAndReleaseBuffers(stream, 2)};
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for (const auto& tag : released_buffers) {
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QueueMixedBuffer(tag);
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}
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}
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} // namespace AudioCore
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