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Diffstat (limited to '')
-rw-r--r-- | src/audio_core/voice_context.cpp | 526 |
1 files changed, 526 insertions, 0 deletions
diff --git a/src/audio_core/voice_context.cpp b/src/audio_core/voice_context.cpp new file mode 100644 index 000000000..1d8f69844 --- /dev/null +++ b/src/audio_core/voice_context.cpp @@ -0,0 +1,526 @@ +// Copyright 2020 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#include "audio_core/behavior_info.h" +#include "audio_core/voice_context.h" +#include "core/memory.h" + +namespace AudioCore { + +ServerVoiceChannelResource::ServerVoiceChannelResource(s32 id) : id(id) {} +ServerVoiceChannelResource::~ServerVoiceChannelResource() = default; + +bool ServerVoiceChannelResource::InUse() const { + return in_use; +} + +float ServerVoiceChannelResource::GetCurrentMixVolumeAt(std::size_t i) const { + ASSERT(i < AudioCommon::MAX_MIX_BUFFERS); + return mix_volume.at(i); +} + +float ServerVoiceChannelResource::GetLastMixVolumeAt(std::size_t i) const { + ASSERT(i < AudioCommon::MAX_MIX_BUFFERS); + return last_mix_volume.at(i); +} + +void ServerVoiceChannelResource::Update(VoiceChannelResource::InParams& in_params) { + in_use = in_params.in_use; + // Update our mix volumes only if it's in use + if (in_params.in_use) { + mix_volume = in_params.mix_volume; + } +} + +void ServerVoiceChannelResource::UpdateLastMixVolumes() { + last_mix_volume = mix_volume; +} + +const std::array<float, AudioCommon::MAX_MIX_BUFFERS>& +ServerVoiceChannelResource::GetCurrentMixVolume() const { + return mix_volume; +} + +const std::array<float, AudioCommon::MAX_MIX_BUFFERS>& +ServerVoiceChannelResource::GetLastMixVolume() const { + return last_mix_volume; +} + +ServerVoiceInfo::ServerVoiceInfo() { + Initialize(); +} +ServerVoiceInfo::~ServerVoiceInfo() = default; + +void ServerVoiceInfo::Initialize() { + in_params.in_use = false; + in_params.node_id = 0; + in_params.id = 0; + in_params.current_playstate = ServerPlayState::Stop; + in_params.priority = 255; + in_params.sample_rate = 0; + in_params.sample_format = SampleFormat::Invalid; + in_params.channel_count = 0; + in_params.pitch = 0.0f; + in_params.volume = 0.0f; + in_params.last_volume = 0.0f; + in_params.biquad_filter.fill({}); + in_params.wave_buffer_count = 0; + in_params.wave_bufffer_head = 0; + in_params.mix_id = AudioCommon::NO_MIX; + in_params.splitter_info_id = AudioCommon::NO_SPLITTER; + in_params.additional_params_address = 0; + in_params.additional_params_size = 0; + in_params.is_new = false; + out_params.played_sample_count = 0; + out_params.wave_buffer_consumed = 0; + in_params.voice_drop_flag = false; + in_params.buffer_mapped = false; + in_params.wave_buffer_flush_request_count = 0; + in_params.was_biquad_filter_enabled.fill(false); + + for (auto& wave_buffer : in_params.wave_buffer) { + wave_buffer.start_sample_offset = 0; + wave_buffer.end_sample_offset = 0; + wave_buffer.is_looping = false; + wave_buffer.end_of_stream = false; + wave_buffer.buffer_address = 0; + wave_buffer.buffer_size = 0; + wave_buffer.context_address = 0; + wave_buffer.context_size = 0; + wave_buffer.sent_to_dsp = true; + } + + stored_samples.clear(); +} + +void ServerVoiceInfo::UpdateParameters(const VoiceInfo::InParams& voice_in, + BehaviorInfo& behavior_info) { + in_params.in_use = voice_in.is_in_use; + in_params.id = voice_in.id; + in_params.node_id = voice_in.node_id; + in_params.last_playstate = in_params.current_playstate; + switch (voice_in.play_state) { + case PlayState::Paused: + in_params.current_playstate = ServerPlayState::Paused; + break; + case PlayState::Stopped: + if (in_params.current_playstate != ServerPlayState::Stop) { + in_params.current_playstate = ServerPlayState::RequestStop; + } + break; + case PlayState::Started: + in_params.current_playstate = ServerPlayState::Play; + break; + default: + UNREACHABLE_MSG("Unknown playstate {}", voice_in.play_state); + break; + } + + in_params.priority = voice_in.priority; + in_params.sorting_order = voice_in.sorting_order; + in_params.sample_rate = voice_in.sample_rate; + in_params.sample_format = voice_in.sample_format; + in_params.channel_count = voice_in.channel_count; + in_params.pitch = voice_in.pitch; + in_params.volume = voice_in.volume; + in_params.biquad_filter = voice_in.biquad_filter; + in_params.wave_buffer_count = voice_in.wave_buffer_count; + in_params.wave_bufffer_head = voice_in.wave_buffer_head; + if (behavior_info.IsFlushVoiceWaveBuffersSupported()) { + in_params.wave_buffer_flush_request_count += voice_in.wave_buffer_flush_request_count; + } + in_params.mix_id = voice_in.mix_id; + if (behavior_info.IsSplitterSupported()) { + in_params.splitter_info_id = voice_in.splitter_info_id; + } else { + in_params.splitter_info_id = AudioCommon::NO_SPLITTER; + } + + std::memcpy(in_params.voice_channel_resource_id.data(), + voice_in.voice_channel_resource_ids.data(), + sizeof(s32) * in_params.voice_channel_resource_id.size()); + + if (behavior_info.IsVoicePlayedSampleCountResetAtLoopPointSupported()) { + in_params.behavior_flags.is_played_samples_reset_at_loop_point = + voice_in.behavior_flags.is_played_samples_reset_at_loop_point; + } else { + in_params.behavior_flags.is_played_samples_reset_at_loop_point.Assign(0); + } + if (behavior_info.IsVoicePitchAndSrcSkippedSupported()) { + in_params.behavior_flags.is_pitch_and_src_skipped = + voice_in.behavior_flags.is_pitch_and_src_skipped; + } else { + in_params.behavior_flags.is_pitch_and_src_skipped.Assign(0); + } + + if (voice_in.is_voice_drop_flag_clear_requested) { + in_params.voice_drop_flag = false; + } + + if (in_params.additional_params_address != voice_in.additional_params_address || + in_params.additional_params_size != voice_in.additional_params_size) { + in_params.additional_params_address = voice_in.additional_params_address; + in_params.additional_params_size = voice_in.additional_params_size; + // TODO(ogniK): Reattach buffer, do we actually need to? Maybe just signal to the DSP that + // our context is new + } +} + +void ServerVoiceInfo::UpdateWaveBuffers( + const VoiceInfo::InParams& voice_in, + std::array<VoiceState*, AudioCommon::MAX_CHANNEL_COUNT>& voice_states, + BehaviorInfo& behavior_info) { + if (voice_in.is_new) { + // Initialize our wave buffers + for (auto& wave_buffer : in_params.wave_buffer) { + wave_buffer.start_sample_offset = 0; + wave_buffer.end_sample_offset = 0; + wave_buffer.is_looping = false; + wave_buffer.end_of_stream = false; + wave_buffer.buffer_address = 0; + wave_buffer.buffer_size = 0; + wave_buffer.context_address = 0; + wave_buffer.context_size = 0; + wave_buffer.sent_to_dsp = true; + } + + // Mark all our wave buffers as invalid + for (std::size_t channel = 0; channel < static_cast<std::size_t>(in_params.channel_count); + channel++) { + for (auto& is_valid : voice_states[channel]->is_wave_buffer_valid) { + is_valid = false; + } + } + } + + // Update our wave buffers + for (std::size_t i = 0; i < AudioCommon::MAX_WAVE_BUFFERS; i++) { + // Assume that we have at least 1 channel voice state + const auto have_valid_wave_buffer = voice_states[0]->is_wave_buffer_valid[i]; + + UpdateWaveBuffer(in_params.wave_buffer[i], voice_in.wave_buffer[i], in_params.sample_format, + have_valid_wave_buffer, behavior_info); + } +} + +void ServerVoiceInfo::UpdateWaveBuffer(ServerWaveBuffer& out_wavebuffer, + const WaveBuffer& in_wave_buffer, SampleFormat sample_format, + bool is_buffer_valid, BehaviorInfo& behavior_info) { + if (!is_buffer_valid && out_wavebuffer.sent_to_dsp) { + out_wavebuffer.buffer_address = 0; + out_wavebuffer.buffer_size = 0; + } + + if (!in_wave_buffer.sent_to_server || !in_params.buffer_mapped) { + // Validate sample offset sizings + if (sample_format == SampleFormat::Pcm16) { + const auto buffer_size = in_wave_buffer.buffer_size; + if (in_wave_buffer.start_sample_offset < 0 || in_wave_buffer.end_sample_offset < 0 || + (buffer_size < (sizeof(s16) * in_wave_buffer.start_sample_offset)) || + (buffer_size < (sizeof(s16) * in_wave_buffer.end_sample_offset))) { + // TODO(ogniK): Write error info + return; + } + } + // TODO(ogniK): ADPCM Size error + + out_wavebuffer.sent_to_dsp = false; + out_wavebuffer.start_sample_offset = in_wave_buffer.start_sample_offset; + out_wavebuffer.end_sample_offset = in_wave_buffer.end_sample_offset; + out_wavebuffer.is_looping = in_wave_buffer.is_looping; + out_wavebuffer.end_of_stream = in_wave_buffer.end_of_stream; + + out_wavebuffer.buffer_address = in_wave_buffer.buffer_address; + out_wavebuffer.buffer_size = in_wave_buffer.buffer_size; + out_wavebuffer.context_address = in_wave_buffer.context_address; + out_wavebuffer.context_size = in_wave_buffer.context_size; + in_params.buffer_mapped = + in_wave_buffer.buffer_address != 0 && in_wave_buffer.buffer_size != 0; + // TODO(ogniK): Pool mapper attachment + // TODO(ogniK): IsAdpcmLoopContextBugFixed + } +} + +void ServerVoiceInfo::WriteOutStatus( + VoiceInfo::OutParams& voice_out, VoiceInfo::InParams& voice_in, + std::array<VoiceState*, AudioCommon::MAX_CHANNEL_COUNT>& voice_states) { + if (voice_in.is_new) { + in_params.is_new = true; + voice_out.wave_buffer_consumed = 0; + voice_out.played_sample_count = 0; + voice_out.voice_dropped = false; + } else if (!in_params.is_new) { + voice_out.wave_buffer_consumed = voice_states[0]->wave_buffer_consumed; + voice_out.played_sample_count = voice_states[0]->played_sample_count; + voice_out.voice_dropped = in_params.voice_drop_flag; + } else { + voice_out.wave_buffer_consumed = 0; + voice_out.played_sample_count = 0; + voice_out.voice_dropped = false; + } +} + +const ServerVoiceInfo::InParams& ServerVoiceInfo::GetInParams() const { + return in_params; +} + +ServerVoiceInfo::InParams& ServerVoiceInfo::GetInParams() { + return in_params; +} + +const ServerVoiceInfo::OutParams& ServerVoiceInfo::GetOutParams() const { + return out_params; +} + +ServerVoiceInfo::OutParams& ServerVoiceInfo::GetOutParams() { + return out_params; +} + +bool ServerVoiceInfo::ShouldSkip() const { + // TODO(ogniK): Handle unmapped wave buffers or parameters + return !in_params.in_use || (in_params.wave_buffer_count == 0) || in_params.voice_drop_flag; +} + +bool ServerVoiceInfo::UpdateForCommandGeneration(VoiceContext& voice_context) { + std::array<VoiceState*, AudioCommon::MAX_CHANNEL_COUNT> dsp_voice_states{}; + if (in_params.is_new) { + ResetResources(voice_context); + in_params.last_volume = in_params.volume; + in_params.is_new = false; + } + + const s32 channel_count = in_params.channel_count; + for (s32 i = 0; i < channel_count; i++) { + const auto channel_resource = in_params.voice_channel_resource_id[i]; + dsp_voice_states[i] = + &voice_context.GetDspSharedState(static_cast<std::size_t>(channel_resource)); + } + return UpdateParametersForCommandGeneration(dsp_voice_states); +} + +void ServerVoiceInfo::ResetResources(VoiceContext& voice_context) { + const s32 channel_count = in_params.channel_count; + for (s32 i = 0; i < channel_count; i++) { + const auto channel_resource = in_params.voice_channel_resource_id[i]; + auto& dsp_state = + voice_context.GetDspSharedState(static_cast<std::size_t>(channel_resource)); + dsp_state = {}; + voice_context.GetChannelResource(static_cast<std::size_t>(channel_resource)) + .UpdateLastMixVolumes(); + } +} + +bool ServerVoiceInfo::UpdateParametersForCommandGeneration( + std::array<VoiceState*, AudioCommon::MAX_CHANNEL_COUNT>& dsp_voice_states) { + const s32 channel_count = in_params.channel_count; + if (in_params.wave_buffer_flush_request_count > 0) { + FlushWaveBuffers(in_params.wave_buffer_flush_request_count, dsp_voice_states, + channel_count); + in_params.wave_buffer_flush_request_count = 0; + } + + switch (in_params.current_playstate) { + case ServerPlayState::Play: { + for (std::size_t i = 0; i < AudioCommon::MAX_WAVE_BUFFERS; i++) { + if (!in_params.wave_buffer[i].sent_to_dsp) { + for (s32 channel = 0; channel < channel_count; channel++) { + dsp_voice_states[channel]->is_wave_buffer_valid[i] = true; + } + in_params.wave_buffer[i].sent_to_dsp = true; + } + } + in_params.should_depop = false; + return HasValidWaveBuffer(dsp_voice_states[0]); + } + case ServerPlayState::Paused: + case ServerPlayState::Stop: { + in_params.should_depop = in_params.last_playstate == ServerPlayState::Play; + return in_params.should_depop; + } + case ServerPlayState::RequestStop: { + for (std::size_t i = 0; i < AudioCommon::MAX_WAVE_BUFFERS; i++) { + in_params.wave_buffer[i].sent_to_dsp = true; + for (s32 channel = 0; channel < channel_count; channel++) { + auto* dsp_state = dsp_voice_states[channel]; + + if (dsp_state->is_wave_buffer_valid[i]) { + dsp_state->wave_buffer_index = + (dsp_state->wave_buffer_index + 1) % AudioCommon::MAX_WAVE_BUFFERS; + dsp_state->wave_buffer_consumed++; + } + + dsp_state->is_wave_buffer_valid[i] = false; + } + } + + for (s32 channel = 0; channel < channel_count; channel++) { + auto* dsp_state = dsp_voice_states[channel]; + dsp_state->offset = 0; + dsp_state->played_sample_count = 0; + dsp_state->fraction = 0; + dsp_state->sample_history.fill(0); + dsp_state->context = {}; + } + + in_params.current_playstate = ServerPlayState::Stop; + in_params.should_depop = in_params.last_playstate == ServerPlayState::Play; + return in_params.should_depop; + } + default: + UNREACHABLE_MSG("Invalid playstate {}", in_params.current_playstate); + } + + return false; +} + +void ServerVoiceInfo::FlushWaveBuffers( + u8 flush_count, std::array<VoiceState*, AudioCommon::MAX_CHANNEL_COUNT>& dsp_voice_states, + s32 channel_count) { + auto wave_head = in_params.wave_bufffer_head; + + for (u8 i = 0; i < flush_count; i++) { + in_params.wave_buffer[wave_head].sent_to_dsp = true; + for (s32 channel = 0; channel < channel_count; channel++) { + auto* dsp_state = dsp_voice_states[channel]; + dsp_state->wave_buffer_consumed++; + dsp_state->is_wave_buffer_valid[wave_head] = false; + dsp_state->wave_buffer_index = + (dsp_state->wave_buffer_index + 1) % AudioCommon::MAX_WAVE_BUFFERS; + } + wave_head = (wave_head + 1) % AudioCommon::MAX_WAVE_BUFFERS; + } +} + +bool ServerVoiceInfo::HasValidWaveBuffer(const VoiceState* state) const { + const auto& valid_wb = state->is_wave_buffer_valid; + return std::find(valid_wb.begin(), valid_wb.end(), true) != valid_wb.end(); +} + +VoiceContext::VoiceContext(std::size_t voice_count) : voice_count(voice_count) { + for (std::size_t i = 0; i < voice_count; i++) { + voice_channel_resources.emplace_back(static_cast<s32>(i)); + sorted_voice_info.push_back(&voice_info.emplace_back()); + voice_states.emplace_back(); + dsp_voice_states.emplace_back(); + } +} + +VoiceContext::~VoiceContext() { + sorted_voice_info.clear(); +} + +std::size_t VoiceContext::GetVoiceCount() const { + return voice_count; +} + +ServerVoiceChannelResource& VoiceContext::GetChannelResource(std::size_t i) { + ASSERT(i < voice_count); + return voice_channel_resources.at(i); +} + +const ServerVoiceChannelResource& VoiceContext::GetChannelResource(std::size_t i) const { + ASSERT(i < voice_count); + return voice_channel_resources.at(i); +} + +VoiceState& VoiceContext::GetState(std::size_t i) { + ASSERT(i < voice_count); + return voice_states.at(i); +} + +const VoiceState& VoiceContext::GetState(std::size_t i) const { + ASSERT(i < voice_count); + return voice_states.at(i); +} + +VoiceState& VoiceContext::GetDspSharedState(std::size_t i) { + ASSERT(i < voice_count); + return dsp_voice_states.at(i); +} + +const VoiceState& VoiceContext::GetDspSharedState(std::size_t i) const { + ASSERT(i < voice_count); + return dsp_voice_states.at(i); +} + +ServerVoiceInfo& VoiceContext::GetInfo(std::size_t i) { + ASSERT(i < voice_count); + return voice_info.at(i); +} + +const ServerVoiceInfo& VoiceContext::GetInfo(std::size_t i) const { + ASSERT(i < voice_count); + return voice_info.at(i); +} + +ServerVoiceInfo& VoiceContext::GetSortedInfo(std::size_t i) { + ASSERT(i < voice_count); + return *sorted_voice_info.at(i); +} + +const ServerVoiceInfo& VoiceContext::GetSortedInfo(std::size_t i) const { + ASSERT(i < voice_count); + return *sorted_voice_info.at(i); +} + +s32 VoiceContext::DecodePcm16(s32* output_buffer, ServerWaveBuffer* wave_buffer, s32 channel, + s32 channel_count, s32 buffer_offset, s32 sample_count, + Core::Memory::Memory& memory) { + if (wave_buffer->buffer_address == 0) { + return 0; + } + if (wave_buffer->buffer_size == 0) { + return 0; + } + if (wave_buffer->end_sample_offset < wave_buffer->start_sample_offset) { + return 0; + } + + const auto samples_remaining = + (wave_buffer->end_sample_offset - wave_buffer->start_sample_offset) - buffer_offset; + const auto start_offset = (wave_buffer->start_sample_offset + buffer_offset) * channel_count; + const auto buffer_pos = wave_buffer->buffer_address + start_offset; + + s16* buffer_data = reinterpret_cast<s16*>(memory.GetPointer(buffer_pos)); + + const auto samples_processed = std::min(sample_count, samples_remaining); + + // Fast path + if (channel_count == 1) { + for (std::size_t i = 0; i < samples_processed; i++) { + output_buffer[i] = buffer_data[i]; + } + } else { + for (std::size_t i = 0; i < samples_processed; i++) { + output_buffer[i] = buffer_data[i * channel_count + channel]; + } + } + + return samples_processed; +} + +void VoiceContext::SortInfo() { + for (std::size_t i = 0; i < voice_count; i++) { + sorted_voice_info[i] = &voice_info[i]; + } + + std::sort(sorted_voice_info.begin(), sorted_voice_info.end(), + [](const ServerVoiceInfo* lhs, const ServerVoiceInfo* rhs) { + const auto& lhs_in = lhs->GetInParams(); + const auto& rhs_in = rhs->GetInParams(); + // Sort by priority + if (lhs_in.priority != rhs_in.priority) { + return lhs_in.priority > rhs_in.priority; + } else { + // If the priorities match, sort by sorting order + return lhs_in.sorting_order > rhs_in.sorting_order; + } + }); +} + +void VoiceContext::UpdateStateByDspShared() { + voice_states = dsp_voice_states; +} + +} // namespace AudioCore |