xbmc/cores/VideoPlayer/AudioSinkAE.h

   1 /*
   2  *  Copyright (C) 2005-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #pragma once
  10
  11 #include "cores/AudioEngine/Interfaces/AE.h"
  12 #include "cores/AudioEngine/Interfaces/AEStream.h"
  13 #include "cores/AudioEngine/Utils/AEChannelInfo.h"
  14 #include "threads/CriticalSection.h"
  15
  16 #include <atomic>
  17 #include <mutex>
  18
  19 #include "PlatformDefs.h"
  20
  21 extern "C" {
  22 #include <libavcodec/avcodec.h>
  23 }
  24
  25 typedef struct stDVDAudioFrame DVDAudioFrame;
  26
  27 class CDVDClock;
  28
  29 class CAudioSinkAE : IAEClockCallback
  30 {
  31 public:
  32   explicit CAudioSinkAE(CDVDClock *clock);
  33   ~CAudioSinkAE() override;
  34
  35   void SetVolume(float fVolume);
  36   void SetDynamicRangeCompression(long drc);
  37   void Pause();
  38   void Resume();
  39   bool Create(const DVDAudioFrame &audioframe, AVCodecID codec, bool needresampler);
  40   bool IsValidFormat(const DVDAudioFrame &audioframe);
  41   void Destroy(bool finish);
  42   unsigned int AddPackets(const DVDAudioFrame &audioframe);
  43   double GetPlayingPts();
  44   double GetCacheTime();
  45   double GetCacheTotal(); // returns total time a stream can buffer
  46   double GetMaxDelay(); // returns total time of audio in AE for the stream
  47   double GetDelay(); // returns the time it takes to play a packet if we add one at this time
  48   double GetSyncError();
  49   void SetSyncErrorCorrection(double correction);
  50
  51   /*!
  52    * \brief Returns the resample ratio, or 0.0 if unknown/invalid
  53    */
  54   double GetResampleRatio();
  55
  56   void SetResampleMode(int mode);
  57   void Flush();
  58   void Drain();
  59   void AbortAddPackets();
  60
  61   double GetClock() override;
  62   double GetClockSpeed() override;
  63
  64   CAEStreamInfo::DataType GetPassthroughStreamType(AVCodecID codecId, int samplerate, int profile);
  65
  66 protected:
  67   IAE::StreamPtr m_pAudioStream;
  68   double m_playingPts;
  69   double m_timeOfPts;
  70   double m_syncError;
  71   unsigned int m_syncErrorTime;
  72   double m_resampleRatio = 0.0; // invalid
  73   CCriticalSection m_critSection;
  74
  75   AEDataFormat m_dataFormat;
  76   unsigned int m_sampleRate;
  77   int m_iBitsPerSample;
  78   bool m_bPassthrough;
  79   CAEChannelInfo m_channelLayout;
  80   CAEStreamInfo::DataType m_dataType;
  81   bool m_bPaused;
  82
  83   std::atomic_bool m_bAbort;
  84   CDVDClock *m_pClock;
  85 };