diff options
Diffstat (limited to '')
| -rw-r--r-- | src/audio_core/audio_renderer.cpp | 92 |
1 files changed, 54 insertions, 38 deletions
diff --git a/src/audio_core/audio_renderer.cpp b/src/audio_core/audio_renderer.cpp index 80ffddb10..7dba739b4 100644 --- a/src/audio_core/audio_renderer.cpp +++ b/src/audio_core/audio_renderer.cpp @@ -12,6 +12,7 @@ #include "audio_core/voice_context.h" #include "common/logging/log.h" #include "common/settings.h" +#include "core/core_timing.h" #include "core/memory.h" namespace { @@ -28,10 +29,9 @@ namespace { (static_cast<float>(r_channel) * r_mix_amount))); } -[[nodiscard]] static constexpr std::tuple<s16, s16> Mix6To2(s16 fl_channel, s16 fr_channel, - s16 fc_channel, - [[maybe_unused]] s16 lf_channel, - s16 bl_channel, s16 br_channel) { +[[maybe_unused, nodiscard]] static constexpr std::tuple<s16, s16> Mix6To2( + s16 fl_channel, s16 fr_channel, s16 fc_channel, [[maybe_unused]] s16 lf_channel, s16 bl_channel, + s16 br_channel) { // Front channels are mixed 36.94%, Center channels are mixed to be 26.12% & the back channels // are mixed to be 36.94% @@ -56,11 +56,11 @@ namespace { const std::array<float_le, 4>& coeff) { const auto left = static_cast<float>(fl_channel) * coeff[0] + static_cast<float>(fc_channel) * coeff[1] + - static_cast<float>(lf_channel) * coeff[2] + static_cast<float>(bl_channel) * coeff[0]; + static_cast<float>(lf_channel) * coeff[2] + static_cast<float>(bl_channel) * coeff[3]; const auto right = static_cast<float>(fr_channel) * coeff[0] + static_cast<float>(fc_channel) * coeff[1] + - static_cast<float>(lf_channel) * coeff[2] + static_cast<float>(br_channel) * coeff[0]; + static_cast<float>(lf_channel) * coeff[2] + static_cast<float>(br_channel) * coeff[3]; return {ClampToS16(static_cast<s32>(left)), ClampToS16(static_cast<s32>(right))}; } @@ -68,7 +68,9 @@ namespace { } // namespace namespace AudioCore { -AudioRenderer::AudioRenderer(Core::Timing::CoreTiming& core_timing, Core::Memory::Memory& memory_, +constexpr s32 NUM_BUFFERS = 2; + +AudioRenderer::AudioRenderer(Core::Timing::CoreTiming& core_timing_, Core::Memory::Memory& memory_, AudioCommon::AudioRendererParameter params, Stream::ReleaseCallback&& release_callback, std::size_t instance_number) @@ -77,7 +79,8 @@ AudioRenderer::AudioRenderer(Core::Timing::CoreTiming& core_timing, Core::Memory sink_context(params.sink_count), splitter_context(), voices(params.voice_count), memory{memory_}, command_generator(worker_params, voice_context, mix_context, splitter_context, effect_context, - memory) { + memory), + core_timing{core_timing_} { behavior_info.SetUserRevision(params.revision); splitter_context.Initialize(behavior_info, params.splitter_count, params.num_splitter_send_channels); @@ -86,16 +89,27 @@ AudioRenderer::AudioRenderer(Core::Timing::CoreTiming& core_timing, Core::Memory stream = audio_out->OpenStream( core_timing, params.sample_rate, AudioCommon::STREAM_NUM_CHANNELS, fmt::format("AudioRenderer-Instance{}", instance_number), std::move(release_callback)); - audio_out->StartStream(stream); - - QueueMixedBuffer(0); - QueueMixedBuffer(1); - QueueMixedBuffer(2); - QueueMixedBuffer(3); + process_event = Core::Timing::CreateEvent( + fmt::format("AudioRenderer-Instance{}-Process", instance_number), + [this](std::uintptr_t, std::chrono::nanoseconds) { ReleaseAndQueueBuffers(); }); + for (s32 i = 0; i < NUM_BUFFERS; ++i) { + QueueMixedBuffer(i); + } } AudioRenderer::~AudioRenderer() = default; +ResultCode AudioRenderer::Start() { + audio_out->StartStream(stream); + ReleaseAndQueueBuffers(); + return ResultSuccess; +} + +ResultCode AudioRenderer::Stop() { + audio_out->StopStream(stream); + return ResultSuccess; +} + u32 AudioRenderer::GetSampleRate() const { return worker_params.sample_rate; } @@ -114,7 +128,7 @@ Stream::State AudioRenderer::GetStreamState() const { ResultCode AudioRenderer::UpdateAudioRenderer(const std::vector<u8>& input_params, std::vector<u8>& output_params) { - + std::scoped_lock lock{mutex}; InfoUpdater info_updater{input_params, output_params, behavior_info}; if (!info_updater.UpdateBehaviorInfo(behavior_info)) { @@ -194,9 +208,6 @@ ResultCode AudioRenderer::UpdateAudioRenderer(const std::vector<u8>& input_param LOG_ERROR(Audio, "Audio buffers were not consumed!"); return AudioCommon::Audren::ERR_INVALID_PARAMETERS; } - - ReleaseAndQueueBuffers(); - return ResultSuccess; } @@ -220,10 +231,8 @@ void AudioRenderer::QueueMixedBuffer(Buffer::Tag tag) { command_generator.PostCommand(); // Base sample size std::size_t BUFFER_SIZE{worker_params.sample_count}; - // Samples - std::vector<s16> buffer(BUFFER_SIZE * stream->GetNumChannels()); - // Make sure to clear our samples - std::memset(buffer.data(), 0, buffer.size() * sizeof(s16)); + // Samples, making sure to clear + std::vector<s16> buffer(BUFFER_SIZE * stream->GetNumChannels(), 0); if (sink_context.InUse()) { const auto stream_channel_count = stream->GetNumChannels(); @@ -231,7 +240,7 @@ void AudioRenderer::QueueMixedBuffer(Buffer::Tag tag) { const auto channel_count = buffer_offsets.size(); const auto& final_mix = mix_context.GetFinalMixInfo(); const auto& in_params = final_mix.GetInParams(); - std::vector<s32*> mix_buffers(channel_count); + std::vector<std::span<s32>> mix_buffers(channel_count); for (std::size_t i = 0; i < channel_count; i++) { mix_buffers[i] = command_generator.GetMixBuffer(in_params.buffer_offset + buffer_offsets[i]); @@ -284,18 +293,11 @@ void AudioRenderer::QueueMixedBuffer(Buffer::Tag tag) { buffer[i * stream_channel_count + 0] = Mix2To1(fl_sample, fr_sample); } else if (stream_channel_count == 2) { // Mix all channels into 2 channels - if (sink_context.HasDownMixingCoefficients()) { - const auto [left, right] = Mix6To2WithCoefficients( - fl_sample, fr_sample, fc_sample, lf_sample, bl_sample, br_sample, - sink_context.GetDownmixCoefficients()); - buffer[i * stream_channel_count + 0] = left; - buffer[i * stream_channel_count + 1] = right; - } else { - const auto [left, right] = Mix6To2(fl_sample, fr_sample, fc_sample, - lf_sample, bl_sample, br_sample); - buffer[i * stream_channel_count + 0] = left; - buffer[i * stream_channel_count + 1] = right; - } + const auto [left, right] = Mix6To2WithCoefficients( + fl_sample, fr_sample, fc_sample, lf_sample, bl_sample, br_sample, + sink_context.GetDownmixCoefficients()); + buffer[i * stream_channel_count + 0] = left; + buffer[i * stream_channel_count + 1] = right; } else if (stream_channel_count == 6) { // Pass through buffer[i * stream_channel_count + 0] = fl_sample; @@ -315,10 +317,24 @@ void AudioRenderer::QueueMixedBuffer(Buffer::Tag tag) { } void AudioRenderer::ReleaseAndQueueBuffers() { - const auto released_buffers{audio_out->GetTagsAndReleaseBuffers(stream)}; - for (const auto& tag : released_buffers) { - QueueMixedBuffer(tag); + if (!stream->IsPlaying()) { + return; } + + { + std::scoped_lock lock{mutex}; + const auto released_buffers{audio_out->GetTagsAndReleaseBuffers(stream)}; + for (const auto& tag : released_buffers) { + QueueMixedBuffer(tag); + } + } + + const f32 sample_rate = static_cast<f32>(GetSampleRate()); + const f32 sample_count = static_cast<f32>(GetSampleCount()); + const f32 consume_rate = sample_rate / (sample_count * (sample_count / 240)); + const s32 ms = (1000 / static_cast<s32>(consume_rate)) - 1; + const std::chrono::milliseconds next_event_time(std::max(ms / NUM_BUFFERS, 1)); + core_timing.ScheduleEvent(next_event_time, process_event, {}); } } // namespace AudioCore |