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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_EFFECT_NS_H_
#define ANDROID_EFFECT_NS_H_
#include <hardware/audio_effect.h>
#if __cplusplus
extern "C" {
#endif
// The NS type UUID is not defined by OpenSL ES and has been generated from
// http://www.itu.int/ITU-T/asn1/uuid.html
static const effect_uuid_t FX_IID_NS_ =
{ 0x58b4b260, 0x8e06, 0x11e0, 0xaa8e, { 0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b } };
const effect_uuid_t * const FX_IID_NS = &FX_IID_NS_;
typedef enum
{
NS_PARAM_LEVEL, // noise suppression level (t_ns_level)
NS_PARAM_PROPERTIES
} t_ns_params;
// noise suppression level
typedef enum {
NS_LEVEL_LOW,
NS_LEVEL_MEDIUM,
NS_LEVEL_HIGH
} t_ns_level;
// s_ns_settings groups all current ns settings for backup and restore.
typedef struct s_ns_settings {
uint32_t level;
} t_ns_settings;
#if __cplusplus
} // extern "C"
#endif
#endif /*ANDROID_EFFECT_NS_H_*/