diff options
Diffstat (limited to 'src/audio_core/renderer/effect/light_limiter.h')
-rw-r--r-- | src/audio_core/renderer/effect/light_limiter.h | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/src/audio_core/renderer/effect/light_limiter.h b/src/audio_core/renderer/effect/light_limiter.h new file mode 100644 index 000000000..338d67bbc --- /dev/null +++ b/src/audio_core/renderer/effect/light_limiter.h @@ -0,0 +1,138 @@ +// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +#pragma once + +#include <array> +#include <vector> + +#include "audio_core/common/common.h" +#include "audio_core/renderer/effect/effect_info_base.h" +#include "common/common_types.h" +#include "common/fixed_point.h" + +namespace AudioCore::AudioRenderer { + +class LightLimiterInfo : public EffectInfoBase { +public: + enum class ProcessingMode { + Mode0, + Mode1, + }; + + struct ParameterVersion1 { + /* 0x00 */ std::array<s8, MaxChannels> inputs; + /* 0x06 */ std::array<s8, MaxChannels> outputs; + /* 0x0C */ u16 channel_count_max; + /* 0x0E */ u16 channel_count; + /* 0x0C */ u32 sample_rate; + /* 0x14 */ s32 look_ahead_time_max; + /* 0x18 */ s32 attack_time; + /* 0x1C */ s32 release_time; + /* 0x20 */ s32 look_ahead_time; + /* 0x24 */ f32 attack_coeff; + /* 0x28 */ f32 release_coeff; + /* 0x2C */ f32 threshold; + /* 0x30 */ f32 input_gain; + /* 0x34 */ f32 output_gain; + /* 0x38 */ s32 look_ahead_samples_min; + /* 0x3C */ s32 look_ahead_samples_max; + /* 0x40 */ ParameterState state; + /* 0x41 */ bool statistics_enabled; + /* 0x42 */ bool statistics_reset_required; + /* 0x43 */ ProcessingMode processing_mode; + }; + static_assert(sizeof(ParameterVersion1) <= sizeof(EffectInfoBase::InParameterVersion1), + "LightLimiterInfo::ParameterVersion1 has the wrong size!"); + + struct ParameterVersion2 { + /* 0x00 */ std::array<s8, MaxChannels> inputs; + /* 0x06 */ std::array<s8, MaxChannels> outputs; + /* 0x0C */ u16 channel_count_max; + /* 0x0E */ u16 channel_count; + /* 0x0C */ u32 sample_rate; + /* 0x14 */ s32 look_ahead_time_max; + /* 0x18 */ s32 attack_time; + /* 0x1C */ s32 release_time; + /* 0x20 */ s32 look_ahead_time; + /* 0x24 */ f32 attack_coeff; + /* 0x28 */ f32 release_coeff; + /* 0x2C */ f32 threshold; + /* 0x30 */ f32 input_gain; + /* 0x34 */ f32 output_gain; + /* 0x38 */ s32 look_ahead_samples_min; + /* 0x3C */ s32 look_ahead_samples_max; + /* 0x40 */ ParameterState state; + /* 0x41 */ bool statistics_enabled; + /* 0x42 */ bool statistics_reset_required; + /* 0x43 */ ProcessingMode processing_mode; + }; + static_assert(sizeof(ParameterVersion2) <= sizeof(EffectInfoBase::InParameterVersion2), + "LightLimiterInfo::ParameterVersion2 has the wrong size!"); + + struct State { + std::array<Common::FixedPoint<49, 15>, MaxChannels> samples_average; + std::array<Common::FixedPoint<49, 15>, MaxChannels> compression_gain; + std::array<s32, MaxChannels> look_ahead_sample_offsets; + std::array<std::vector<Common::FixedPoint<49, 15>>, MaxChannels> look_ahead_sample_buffers; + }; + static_assert(sizeof(State) <= sizeof(EffectInfoBase::State), + "LightLimiterInfo::State has the wrong size!"); + + struct StatisticsInternal { + /* 0x00 */ std::array<f32, MaxChannels> channel_max_sample; + /* 0x18 */ std::array<f32, MaxChannels> channel_compression_gain_min; + }; + static_assert(sizeof(StatisticsInternal) == 0x30, + "LightLimiterInfo::StatisticsInternal has the wrong size!"); + + /** + * Update the info with new parameters, version 1. + * + * @param error_info - Used to write call result code. + * @param in_params - New parameters to update the info with. + * @param pool_mapper - Pool for mapping buffers. + */ + void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion1& in_params, + const PoolMapper& pool_mapper) override; + + /** + * Update the info with new parameters, version 2. + * + * @param error_info - Used to write call result code. + * @param in_params - New parameters to update the info with. + * @param pool_mapper - Pool for mapping buffers. + */ + void Update(BehaviorInfo::ErrorInfo& error_info, const InParameterVersion2& in_params, + const PoolMapper& pool_mapper) override; + + /** + * Update the info after command generation. Usually only changes its state. + */ + void UpdateForCommandGeneration() override; + + /** + * Initialize a new limiter statistics result state. Version 2 only. + * + * @param result_state - Result state to initialize. + */ + void InitializeResultState(EffectResultState& result_state) override; + + /** + * Update the host-side limiter statistics with the ADSP-side one. Version 2 only. + * + * @param cpu_state - Host-side result state to update. + * @param dsp_state - AudioRenderer-side result state to update from. + */ + void UpdateResultState(EffectResultState& cpu_state, EffectResultState& dsp_state) override; + + /** + * Get a workbuffer assigned to this effect with the given index. + * + * @param index - Workbuffer index. + * @return Address of the buffer. + */ + CpuAddr GetWorkbuffer(s32 index) override; +}; + +} // namespace AudioCore::AudioRenderer |