xbmc/cores/VideoPlayer/Process/ProcessInfo.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/VideoPlayer/Buffers/VideoBuffer.h"
  12 #include "cores/VideoPlayer/VideoRenderers/RenderInfo.h"
  13 #include "cores/VideoSettings.h"
  14 #include "threads/CriticalSection.h"
  15
  16 #include <atomic>
  17 #include <list>
  18 #include <map>
  19 #include <string>
  20
  21 class CProcessInfo;
  22 class CDataCacheCore;
  23
  24 using CreateProcessControl = CProcessInfo* (*)();
  25
  26 class CProcessInfo
  27 {
  28 public:
  29   static CProcessInfo* CreateInstance();
  30   static void RegisterProcessControl(const std::string& id, CreateProcessControl createFunc);
  31   virtual ~CProcessInfo() = default;
  32   void SetDataCache(CDataCacheCore *cache);
  33
  34   // player video
  35   void ResetVideoCodecInfo();
  36   void SetVideoDecoderName(const std::string &name, bool isHw);
  37   std::string GetVideoDecoderName();
  38   bool IsVideoHwDecoder();
  39   void SetVideoDeintMethod(const std::string &method);
  40   std::string GetVideoDeintMethod();
  41   void SetVideoPixelFormat(const std::string &pixFormat);
  42   std::string GetVideoPixelFormat();
  43   void SetVideoStereoMode(const std::string &mode);
  44   std::string GetVideoStereoMode();
  45   void SetVideoDimensions(int width, int height);
  46   void GetVideoDimensions(int &width, int &height);
  47   void SetVideoFps(float fps);
  48   float GetVideoFps();
  49   void SetVideoDAR(float dar);
  50   float GetVideoDAR();
  51   void SetVideoInterlaced(bool interlaced);
  52   bool GetVideoInterlaced();
  53   virtual EINTERLACEMETHOD GetFallbackDeintMethod();
  54   virtual void SetSwDeinterlacingMethods();
  55   void UpdateDeinterlacingMethods(std::list<EINTERLACEMETHOD> &methods);
  56   bool Supports(EINTERLACEMETHOD method) const;
  57   void SetDeinterlacingMethodDefault(EINTERLACEMETHOD method);
  58   EINTERLACEMETHOD GetDeinterlacingMethodDefault() const;
  59   CVideoBufferManager& GetVideoBufferManager();
  60   std::vector<AVPixelFormat> GetPixFormats();
  61   void SetPixFormats(std::vector<AVPixelFormat> &formats);
  62
  63   // player audio info
  64   void ResetAudioCodecInfo();
  65   void SetAudioDecoderName(const std::string &name);
  66   std::string GetAudioDecoderName();
  67   void SetAudioChannels(const std::string &channels);
  68   std::string GetAudioChannels();
  69   void SetAudioSampleRate(int sampleRate);
  70   int GetAudioSampleRate();
  71   void SetAudioBitsPerSample(int bitsPerSample);
  72   int GetAudioBitsPerSample();
  73   virtual bool AllowDTSHDDecode();
  74   virtual bool WantsRawPassthrough() { return false; }
  75
  76   // render info
  77   void SetRenderClockSync(bool enabled);
  78   bool IsRenderClockSync();
  79   void UpdateRenderInfo(CRenderInfo &info);
  80   void UpdateRenderBuffers(int queued, int discard, int free);
  81   void GetRenderBuffers(int &queued, int &discard, int &free);
  82   virtual std::vector<AVPixelFormat> GetRenderFormats();
  83
  84   // player states
  85   /*!
  86    * @brief Notifies that a seek operation has finished
  87    * @param offset - the seek offset
  88   */
  89   void SeekFinished(int64_t offset);
  90
  91   void SetStateSeeking(bool active);
  92   bool IsSeeking();
  93   void SetStateRealtime(bool state);
  94   bool IsRealtimeStream();
  95   void SetSpeed(float speed);
  96   void SetNewSpeed(float speed);
  97   float GetNewSpeed();
  98   void SetFrameAdvance(bool fa);
  99   bool IsFrameAdvance();
 100   void SetTempo(float tempo);
 101   void SetNewTempo(float tempo);
 102   float GetNewTempo();
 103   bool IsTempoAllowed(float tempo);
 104   virtual float MinTempoPlatform();
 105   virtual float MaxTempoPlatform();
 106   void SetLevelVQ(int level);
 107   int GetLevelVQ();
 108   void SetGuiRender(bool gui);
 109   bool GetGuiRender();
 110   void SetVideoRender(bool video);
 111   bool GetVideoRender();
 112   unsigned int GetMaxPassthroughOffSyncDuration() const;
 113
 114   void SetPlayTimes(time_t start, int64_t current, int64_t min, int64_t max);
 115   int64_t GetMaxTime();
 116
 117   // settings
 118   CVideoSettings GetVideoSettings();
 119   void SetVideoSettings(CVideoSettings &settings);
 120   CVideoSettingsLocked& GetVideoSettingsLocked();
 121
 122 protected:
 123   CProcessInfo();
 124   static std::map<std::string, CreateProcessControl> m_processControls;
 125   CDataCacheCore *m_dataCache = nullptr;
 126
 127   // player video info
 128   bool m_videoIsHWDecoder;
 129   std::string m_videoDecoderName;
 130   std::string m_videoDeintMethod;
 131   std::string m_videoPixelFormat;
 132   std::string m_videoStereoMode;
 133   int m_videoWidth;
 134   int m_videoHeight;
 135   float m_videoFPS;
 136   float m_videoDAR;
 137   bool m_videoIsInterlaced;
 138   std::list<EINTERLACEMETHOD> m_deintMethods;
 139   EINTERLACEMETHOD m_deintMethodDefault;
 140   mutable CCriticalSection m_videoCodecSection;
 141   CVideoBufferManager m_videoBufferManager;
 142   std::vector<AVPixelFormat> m_pixFormats;
 143
 144   // player audio info
 145   std::string m_audioDecoderName;
 146   std::string m_audioChannels;
 147   int m_audioSampleRate;
 148   int m_audioBitsPerSample;
 149   CCriticalSection m_audioCodecSection;
 150
 151   // render info
 152   CCriticalSection m_renderSection;
 153   bool m_isClockSync;
 154   CRenderInfo m_renderInfo;
 155   int m_renderBufQueued = 0;
 156   int m_renderBufFree = 0;
 157   int m_renderBufDiscard = 0;
 158
 159   // player states
 160   CCriticalSection m_stateSection;
 161   bool m_stateSeeking;
 162   std::atomic_int m_levelVQ;
 163   std::atomic_bool m_renderGuiLayer;
 164   std::atomic_bool m_renderVideoLayer;
 165   float m_tempo;
 166   float m_newTempo;
 167   float m_speed;
 168   float m_newSpeed;
 169   bool m_frameAdvance;
 170   time_t m_startTime;
 171   int64_t m_time;
 172   int64_t m_timeMax;
 173   int64_t m_timeMin;
 174   bool m_realTimeStream;
 175
 176   // settings
 177   CCriticalSection m_settingsSection;
 178   CVideoSettings m_videoSettings;
 179   std::unique_ptr<CVideoSettingsLocked> m_videoSettingsLocked;
 180 };