93 lines
2.7 KiB
C
93 lines
2.7 KiB
C
/*
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* Copyright (c) 2013-2014, 2018, The Linux Foundation. All rights reserved.
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* Not a Contribution.
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*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef OFFLOAD_REVERB_H_
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#define OFFLOAD_REVERB_H_
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#include "bundle.h"
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#define REVERB_DEFAULT_PRESET REVERB_PRESET_NONE
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#define REVERB_PARAM_LATENCY 0x80000000
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extern const effect_descriptor_t aux_env_reverb_descriptor;
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extern const effect_descriptor_t ins_env_reverb_descriptor;
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extern const effect_descriptor_t aux_preset_reverb_descriptor;
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extern const effect_descriptor_t ins_preset_reverb_descriptor;
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typedef struct reverb_settings_s {
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int16_t roomLevel;
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int16_t roomHFLevel;
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uint32_t decayTime;
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int16_t decayHFRatio;
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int16_t reflectionsLevel;
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uint32_t reflectionsDelay;
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int16_t reverbLevel;
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uint32_t reverbDelay;
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int16_t diffusion;
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int16_t density;
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} __attribute__((packed)) reverb_settings_t;
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typedef struct reverb_context_s {
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effect_context_t common;
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// Offload vars
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struct mixer_ctl *ctl;
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int hw_acc_fd;
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bool enabled_by_client;
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bool auxiliary;
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bool preset;
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uint16_t cur_preset;
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uint16_t next_preset;
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reverb_settings_t reverb_settings;
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uint32_t device;
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struct reverb_params offload_reverb;
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} reverb_context_t;
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void reverb_auxiliary_init(reverb_context_t *context);
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void reverb_preset_init(reverb_context_t *context);
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void reverb_insert_init(reverb_context_t *context);
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int reverb_get_parameter(effect_context_t *context, effect_param_t *p,
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uint32_t *size);
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int reverb_set_parameter(effect_context_t *context, effect_param_t *p,
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uint32_t size);
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int reverb_set_device(effect_context_t *context, uint32_t device);
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int reverb_set_mode(effect_context_t *context, int32_t hw_acc_fd);
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int reverb_reset(effect_context_t *context);
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int reverb_init(effect_context_t *context);
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int reverb_enable(effect_context_t *context);
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int reverb_disable(effect_context_t *context);
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int reverb_start(effect_context_t *context, output_context_t *output);
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int reverb_stop(effect_context_t *context, output_context_t *output);
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#endif /* OFFLOAD_REVERB_H_ */
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