server/BackgroundVolume.h

   1 /*
   2 *  Copyright (c) 2021 Samsung Electronics Co., Ltd All Rights Reserved
   3 *  Licensed under the Apache License, Version 2.0 (the "License");
   4 *  you may not use this file except in compliance with the License.
   5 *  You may obtain a copy of the License at
   6 *  http://www.apache.org/licenses/LICENSE-2.0
   7 *  Unless required by applicable law or agreed to in writing, software
   8 *  distributed under the License is distributed on an "AS IS" BASIS,
   9 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  10 *  See the License for the specific language governing permissions and
  11 *  limitations under the License.
  12 */
  13
  14 #ifndef __TTSD_BACKGROUND_VOLUME_H_
  15 #define __TTSD_BACKGROUND_VOLUME_H_
  16
  17
  18 #include <mutex>
  19 #include <chrono>
  20 #include <atomic>
  21 #include <Ecore.h>
  22
  23 #include <sound_manager.h>
  24
  25 #include "ttse.h"
  26
  27 class BackgroundVolume {
  28 public:
  29         BackgroundVolume(long long int duckingDuration);
  30         ~BackgroundVolume();
  31
  32         void setVolumeRatio(double ratio);
  33         double getVolumeRatio();
  34         void applyVolumeRatio();
  35         void recoverVolumeRatio();
  36
  37 private:
  38         static void changeVolumeOnMainThread(void* data);
  39         static void modifyVolumeOnMainThread(void* data);
  40         static void recoverVolumeOnMainThread(void* data);
  41         static Eina_Bool postponedRecoverTimerCb(void* data);
  42         static Eina_Bool postponedModifyTimerCb(void* data);
  43
  44         int createHandles();
  45         bool isDuckingHandleValid();
  46         long long int getMsecDurationAfterDucking();
  47         sound_stream_ducking_h getStreamDuckingHandle(sound_stream_type_e type);
  48
  49         void activateDuckingAll(unsigned int duration, double ratio);
  50         bool activateDucking(sound_stream_type_e type, unsigned int duration, double ratio);
  51         bool deactivateDuckingAll();
  52         bool deactivateDucking(sound_stream_type_e type);
  53
  54 private:
  55         const long long int mDuckingDuration;
  56         sound_stream_ducking_h mMediaStream;
  57         sound_stream_ducking_h mNotificationStream;
  58         sound_stream_ducking_h mAlarmStream;
  59         std::atomic<double> mVolumeRatio;
  60         std::atomic<bool> mVolumeDucked;
  61
  62         std::chrono::time_point<std::chrono::steady_clock> mChangeVolumeTime;
  63         Ecore_Timer* mPostponedRecoverTimer;
  64         Ecore_Timer* mPostponedModifyTimer;
  65 };
  66
  67
  68 #endif /* __TTSD_BACKGROUND_VOLUME_H_ */