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Diffstat (limited to '')
-rw-r--r-- | src/audio_core/voice_context.h | 296 |
1 files changed, 296 insertions, 0 deletions
diff --git a/src/audio_core/voice_context.h b/src/audio_core/voice_context.h new file mode 100644 index 000000000..59d3d7dfb --- /dev/null +++ b/src/audio_core/voice_context.h @@ -0,0 +1,296 @@ +// Copyright 2020 yuzu Emulator Project +// Licensed under GPLv2 or any later version +// Refer to the license.txt file included. + +#pragma once + +#include <array> +#include "audio_core/algorithm/interpolate.h" +#include "audio_core/codec.h" +#include "audio_core/common.h" +#include "common/bit_field.h" +#include "common/common_funcs.h" +#include "common/common_types.h" + +namespace Core::Memory { +class Memory; +} + +namespace AudioCore { + +class BehaviorInfo; +class VoiceContext; + +enum class SampleFormat : u8 { + Invalid = 0, + Pcm8 = 1, + Pcm16 = 2, + Pcm24 = 3, + Pcm32 = 4, + PcmFloat = 5, + Adpcm = 6, +}; + +enum class PlayState : u8 { + Started = 0, + Stopped = 1, + Paused = 2, +}; + +enum class ServerPlayState { + Play = 0, + Stop = 1, + RequestStop = 2, + Paused = 3, +}; + +struct BiquadFilterParameter { + bool enabled{}; + INSERT_PADDING_BYTES(1); + std::array<s16, 3> numerator{}; + std::array<s16, 2> denominator{}; +}; +static_assert(sizeof(BiquadFilterParameter) == 0xc, "BiquadFilterParameter is an invalid size"); + +struct WaveBuffer { + u64_le buffer_address{}; + u64_le buffer_size{}; + s32_le start_sample_offset{}; + s32_le end_sample_offset{}; + u8 is_looping{}; + u8 end_of_stream{}; + u8 sent_to_server{}; + INSERT_PADDING_BYTES(5); + u64 context_address{}; + u64 context_size{}; + INSERT_PADDING_BYTES(8); +}; +static_assert(sizeof(WaveBuffer) == 0x38, "WaveBuffer is an invalid size"); + +struct ServerWaveBuffer { + VAddr buffer_address{}; + std::size_t buffer_size{}; + s32 start_sample_offset{}; + s32 end_sample_offset{}; + bool is_looping{}; + bool end_of_stream{}; + VAddr context_address{}; + std::size_t context_size{}; + bool sent_to_dsp{true}; +}; + +struct BehaviorFlags { + BitField<0, 1, u16> is_played_samples_reset_at_loop_point; + BitField<1, 1, u16> is_pitch_and_src_skipped; +}; +static_assert(sizeof(BehaviorFlags) == 0x4, "BehaviorFlags is an invalid size"); + +struct ADPCMContext { + u16 header{}; + s16 yn1{}; + s16 yn2{}; +}; +static_assert(sizeof(ADPCMContext) == 0x6, "ADPCMContext is an invalid size"); + +struct VoiceState { + s64 played_sample_count{}; + s32 offset{}; + s32 wave_buffer_index{}; + std::array<bool, AudioCommon::MAX_WAVE_BUFFERS> is_wave_buffer_valid{}; + s32 wave_buffer_consumed{}; + std::array<s32, AudioCommon::MAX_SAMPLE_HISTORY> sample_history{}; + s32 fraction{}; + VAddr context_address{}; + Codec::ADPCM_Coeff coeff{}; + ADPCMContext context{}; + std::array<s64, 2> biquad_filter_state{}; + std::array<s32, AudioCommon::MAX_MIX_BUFFERS> previous_samples{}; + u32 external_context_size{}; + bool is_external_context_used{}; + bool voice_dropped{}; +}; + +class VoiceChannelResource { +public: + struct InParams { + s32_le id{}; + std::array<float_le, AudioCommon::MAX_MIX_BUFFERS> mix_volume{}; + bool in_use{}; + INSERT_PADDING_BYTES(11); + }; + static_assert(sizeof(VoiceChannelResource::InParams) == 0x70, "InParams is an invalid size"); +}; + +class ServerVoiceChannelResource { +public: + explicit ServerVoiceChannelResource(s32 id); + ~ServerVoiceChannelResource(); + + bool InUse() const; + float GetCurrentMixVolumeAt(std::size_t i) const; + float GetLastMixVolumeAt(std::size_t i) const; + void Update(VoiceChannelResource::InParams& in_params); + void UpdateLastMixVolumes(); + + const std::array<float, AudioCommon::MAX_MIX_BUFFERS>& GetCurrentMixVolume() const; + const std::array<float, AudioCommon::MAX_MIX_BUFFERS>& GetLastMixVolume() const; + +private: + s32 id{}; + std::array<float, AudioCommon::MAX_MIX_BUFFERS> mix_volume{}; + std::array<float, AudioCommon::MAX_MIX_BUFFERS> last_mix_volume{}; + bool in_use{}; +}; + +class VoiceInfo { +public: + struct InParams { + s32_le id{}; + u32_le node_id{}; + u8 is_new{}; + u8 is_in_use{}; + PlayState play_state{}; + SampleFormat sample_format{}; + s32_le sample_rate{}; + s32_le priority{}; + s32_le sorting_order{}; + s32_le channel_count{}; + float_le pitch{}; + float_le volume{}; + std::array<BiquadFilterParameter, 2> biquad_filter{}; + s32_le wave_buffer_count{}; + s16_le wave_buffer_head{}; + INSERT_PADDING_BYTES(6); + u64_le additional_params_address{}; + u64_le additional_params_size{}; + s32_le mix_id{}; + s32_le splitter_info_id{}; + std::array<WaveBuffer, 4> wave_buffer{}; + std::array<u32_le, 6> voice_channel_resource_ids{}; + // TODO(ogniK): Remaining flags + u8 is_voice_drop_flag_clear_requested{}; + u8 wave_buffer_flush_request_count{}; + INSERT_PADDING_BYTES(2); + BehaviorFlags behavior_flags{}; + INSERT_PADDING_BYTES(16); + }; + static_assert(sizeof(VoiceInfo::InParams) == 0x170, "InParams is an invalid size"); + + struct OutParams { + u64_le played_sample_count{}; + u32_le wave_buffer_consumed{}; + u8 voice_dropped{}; + INSERT_PADDING_BYTES(3); + }; + static_assert(sizeof(VoiceInfo::OutParams) == 0x10, "OutParams is an invalid size"); +}; + +class ServerVoiceInfo { +public: + struct InParams { + bool in_use{}; + bool is_new{}; + bool should_depop{}; + SampleFormat sample_format{}; + s32 sample_rate{}; + s32 channel_count{}; + s32 id{}; + s32 node_id{}; + s32 mix_id{}; + ServerPlayState current_playstate{}; + ServerPlayState last_playstate{}; + s32 priority{}; + s32 sorting_order{}; + float pitch{}; + float volume{}; + float last_volume{}; + std::array<BiquadFilterParameter, AudioCommon::MAX_BIQUAD_FILTERS> biquad_filter{}; + s32 wave_buffer_count{}; + s16 wave_bufffer_head{}; + INSERT_PADDING_BYTES(2); + BehaviorFlags behavior_flags{}; + VAddr additional_params_address{}; + std::size_t additional_params_size{}; + std::array<ServerWaveBuffer, AudioCommon::MAX_WAVE_BUFFERS> wave_buffer{}; + std::array<s32, AudioCommon::MAX_CHANNEL_COUNT> voice_channel_resource_id{}; + s32 splitter_info_id{}; + u8 wave_buffer_flush_request_count{}; + bool voice_drop_flag{}; + bool buffer_mapped{}; + std::array<bool, AudioCommon::MAX_BIQUAD_FILTERS> was_biquad_filter_enabled{}; + }; + + struct OutParams { + s64 played_sample_count{}; + s32 wave_buffer_consumed{}; + }; + + ServerVoiceInfo(); + ~ServerVoiceInfo(); + void Initialize(); + void UpdateParameters(const VoiceInfo::InParams& voice_in, BehaviorInfo& behavior_info); + void UpdateWaveBuffers(const VoiceInfo::InParams& voice_in, + std::array<VoiceState*, AudioCommon::MAX_CHANNEL_COUNT>& voice_states, + BehaviorInfo& behavior_info); + void UpdateWaveBuffer(ServerWaveBuffer& out_wavebuffer, const WaveBuffer& in_wave_buffer, + SampleFormat sample_format, bool is_buffer_valid, + BehaviorInfo& behavior_info); + void WriteOutStatus(VoiceInfo::OutParams& voice_out, VoiceInfo::InParams& voice_in, + std::array<VoiceState*, AudioCommon::MAX_CHANNEL_COUNT>& voice_states); + + const InParams& GetInParams() const; + InParams& GetInParams(); + + const OutParams& GetOutParams() const; + OutParams& GetOutParams(); + + bool ShouldSkip() const; + bool UpdateForCommandGeneration(VoiceContext& voice_context); + void ResetResources(VoiceContext& voice_context); + bool UpdateParametersForCommandGeneration( + std::array<VoiceState*, AudioCommon::MAX_CHANNEL_COUNT>& dsp_voice_states); + void FlushWaveBuffers(u8 flush_count, + std::array<VoiceState*, AudioCommon::MAX_CHANNEL_COUNT>& dsp_voice_states, + s32 channel_count); + +private: + std::vector<s16> stored_samples; + InParams in_params{}; + OutParams out_params{}; + + bool HasValidWaveBuffer(const VoiceState* state) const; +}; + +class VoiceContext { +public: + VoiceContext(std::size_t voice_count); + ~VoiceContext(); + + std::size_t GetVoiceCount() const; + ServerVoiceChannelResource& GetChannelResource(std::size_t i); + const ServerVoiceChannelResource& GetChannelResource(std::size_t i) const; + VoiceState& GetState(std::size_t i); + const VoiceState& GetState(std::size_t i) const; + VoiceState& GetDspSharedState(std::size_t i); + const VoiceState& GetDspSharedState(std::size_t i) const; + ServerVoiceInfo& GetInfo(std::size_t i); + const ServerVoiceInfo& GetInfo(std::size_t i) const; + ServerVoiceInfo& GetSortedInfo(std::size_t i); + const ServerVoiceInfo& GetSortedInfo(std::size_t i) const; + + s32 DecodePcm16(s32* output_buffer, ServerWaveBuffer* wave_buffer, s32 channel, + s32 channel_count, s32 buffer_offset, s32 sample_count, + Core::Memory::Memory& memory); + void SortInfo(); + void UpdateStateByDspShared(); + +private: + std::size_t voice_count{}; + std::vector<ServerVoiceChannelResource> voice_channel_resources{}; + std::vector<VoiceState> voice_states{}; + std::vector<VoiceState> dsp_voice_states{}; + std::vector<ServerVoiceInfo> voice_info{}; + std::vector<ServerVoiceInfo*> sorted_voice_info{}; +}; + +} // namespace AudioCore |