| François Gaffie | 2110e04 | 2015-03-24 08:41:51 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 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 | |
| 17 | #pragma once |
| 18 | |
| 19 | #include <StreamDescriptor.h> |
| 20 | #include <utils/KeyedVector.h> |
| 21 | #include <system/audio.h> |
| 22 | #include <utils/Errors.h> |
| 23 | #include <utils/RefBase.h> |
| 24 | |
| 25 | namespace android { |
| 26 | |
| 27 | class StreamDescriptor; |
| 28 | |
| 29 | class Gains |
| 30 | { |
| 31 | public : |
| Eric Laurent | ffbc80f | 2015-03-18 18:30:19 -0700 | [diff] [blame] | 32 | static float volIndexToAmpl(Volume::device_category deviceCategory, |
| 33 | const StreamDescriptor& streamDesc, |
| 34 | int indexInUi); |
| 35 | |
| 36 | static float volIndexToDb(Volume::device_category deviceCategory, |
| 37 | const StreamDescriptor& streamDesc, |
| 38 | int indexInUi); |
| François Gaffie | 2110e04 | 2015-03-24 08:41:51 +0100 | [diff] [blame] | 39 | |
| 40 | // default volume curve |
| 41 | static const VolumeCurvePoint sDefaultVolumeCurve[Volume::VOLCNT]; |
| 42 | // default volume curve for media strategy |
| 43 | static const VolumeCurvePoint sDefaultMediaVolumeCurve[Volume::VOLCNT]; |
| 44 | // volume curve for non-media audio on ext media outputs (HDMI, Line, etc) |
| 45 | static const VolumeCurvePoint sExtMediaSystemVolumeCurve[Volume::VOLCNT]; |
| 46 | // volume curve for media strategy on speakers |
| 47 | static const VolumeCurvePoint sSpeakerMediaVolumeCurve[Volume::VOLCNT]; |
| 48 | static const VolumeCurvePoint sSpeakerMediaVolumeCurveDrc[Volume::VOLCNT]; |
| 49 | // volume curve for sonification strategy on speakers |
| 50 | static const VolumeCurvePoint sSpeakerSonificationVolumeCurve[Volume::VOLCNT]; |
| 51 | static const VolumeCurvePoint sSpeakerSonificationVolumeCurveDrc[Volume::VOLCNT]; |
| 52 | static const VolumeCurvePoint sDefaultSystemVolumeCurve[Volume::VOLCNT]; |
| 53 | static const VolumeCurvePoint sDefaultSystemVolumeCurveDrc[Volume::VOLCNT]; |
| 54 | static const VolumeCurvePoint sHeadsetSystemVolumeCurve[Volume::VOLCNT]; |
| 55 | static const VolumeCurvePoint sDefaultVoiceVolumeCurve[Volume::VOLCNT]; |
| 56 | static const VolumeCurvePoint sSpeakerVoiceVolumeCurve[Volume::VOLCNT]; |
| 57 | static const VolumeCurvePoint sLinearVolumeCurve[Volume::VOLCNT]; |
| 58 | static const VolumeCurvePoint sSilentVolumeCurve[Volume::VOLCNT]; |
| 59 | static const VolumeCurvePoint sFullScaleVolumeCurve[Volume::VOLCNT]; |
| 60 | // default volume curves per stream and device category. See initializeVolumeCurves() |
| 61 | static const VolumeCurvePoint *sVolumeProfiles[AUDIO_STREAM_CNT][Volume::DEVICE_CATEGORY_CNT]; |
| 62 | }; |
| 63 | |
| 64 | }; // namespace android |