1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package android.hardware.audio.effect@2.0;
18
19import android.hardware.audio.common@2.0;
20import IEffect;
21
22interface INoiseSuppressionEffect extends IEffect {
23    enum Level : int32_t {
24        LOW,
25        MEDIUM,
26        HIGH
27    };
28
29    /**
30     * Sets suppression level.
31     */
32    setSuppressionLevel(Level level) generates (Result retval);
33
34    /**
35     * Gets suppression level.
36     */
37    getSuppressionLevel() generates (Result retval, Level level);
38
39    enum Type : int32_t {
40        SINGLE_CHANNEL,
41        MULTI_CHANNEL
42    };
43
44    /**
45     * Set suppression type.
46     */
47    setSuppressionType(Type type) generates (Result retval);
48
49    /**
50     * Get suppression type.
51     */
52    getSuppressionType() generates (Result retval, Type type);
53
54    struct AllProperties {
55        Level level;
56        Type type;
57    };
58
59    /**
60     * Sets all properties at once.
61     */
62    setAllProperties(AllProperties properties) generates (Result retval);
63
64    /**
65     * Gets all properties at once.
66     */
67    getAllProperties() generates (Result retval, AllProperties properties);
68};
69