src/lib/CECProcessor.h

   1 #pragma once
   2 /*
   3  * This file is part of the libCEC(R) library.
   4  *
   5  * libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited.  All rights reserved.
   6  * libCEC(R) is an original work, containing original code.
   7  *
   8  * libCEC(R) is a trademark of Pulse-Eight Limited.
   9  *
  10  * This program is dual-licensed; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  23  *
  24  *
  25  * Alternatively, you can license this library under a commercial license,
  26  * please contact Pulse-Eight Licensing for more information.
  27  *
  28  * For more information contact:
  29  * Pulse-Eight Licensing       <license@pulse-eight.com>
  30  *     http://www.pulse-eight.com/
  31  *     http://www.pulse-eight.net/
  32  */
  33
  34 #include <string>
  35 #include "../../include/cectypes.h"
  36 #include "platform/threads/threads.h"
  37 #include "platform/util/buffer.h"
  38 #include "adapter/AdapterCommunication.h"
  39
  40 namespace CEC
  41 {
  42   class CLibCEC;
  43   struct IAdapterCommunication;
  44   class CCECBusDevice;
  45
  46   class CCECProcessor : public PLATFORM::CThread, public IAdapterCommunicationCallback
  47   {
  48     public:
  49       CCECProcessor(CLibCEC *controller, const char *strDeviceName, const cec_device_type_list &types, uint16_t iPhysicalAddress);
  50       CCECProcessor(CLibCEC *controller, libcec_configuration *configuration);
  51       virtual ~CCECProcessor(void);
  52
  53       virtual bool Start(const char *strPort, uint16_t iBaudRate = 38400, uint32_t iTimeoutMs = 10000);
  54       virtual void *Process(void);
  55       virtual void Close(void);
  56
  57       virtual bool                  OnCommandReceived(const cec_command &command);
  58
  59       virtual bool                  IsMonitoring(void) const { return m_bMonitor; }
  60       virtual CCECBusDevice *       GetDeviceByPhysicalAddress(uint16_t iPhysicalAddress, bool bRefresh = false) const;
  61       virtual CCECBusDevice *       GetDeviceByType(cec_device_type type) const;
  62       virtual CCECBusDevice *       GetPrimaryDevice(void) const;
  63       virtual cec_version           GetDeviceCecVersion(cec_logical_address iAddress);
  64       virtual bool                  GetDeviceMenuLanguage(cec_logical_address iAddress, cec_menu_language *language);
  65       virtual CStdString            GetDeviceName(void) const
  66       {
  67         CStdString strName;
  68         strName = m_configuration.strDeviceName;
  69         return strName;
  70       }
  71       virtual cec_osd_name          GetDeviceOSDName(cec_logical_address iAddress);
  72       virtual uint64_t              GetDeviceVendorId(cec_logical_address iAddress);
  73       virtual cec_power_status      GetDevicePowerStatus(cec_logical_address iAddress);
  74       virtual cec_logical_address   GetLogicalAddress(void) const { return m_logicalAddresses.primary; }
  75       virtual cec_logical_addresses GetLogicalAddresses(void) const { return m_logicalAddresses; }
  76       virtual cec_logical_addresses GetActiveDevices(void);
  77       virtual uint16_t              GetDevicePhysicalAddress(cec_logical_address iAddress);
  78       virtual bool                  HasLogicalAddress(cec_logical_address address) const { return m_logicalAddresses.IsSet(address); }
  79       virtual bool                  IsPresentDevice(cec_logical_address address);
  80       virtual bool                  IsPresentDeviceType(cec_device_type type);
  81       virtual uint16_t              GetPhysicalAddress(void) const;
  82       virtual uint64_t              GetLastTransmission(void) const { return m_iLastTransmission; }
  83       virtual cec_logical_address   GetActiveSource(void);
  84       virtual bool                  IsActiveSource(cec_logical_address iAddress);
  85       virtual bool                  IsInitialised(void);
  86       virtual bool                  SetStreamPath(uint16_t iPhysicalAddress);
  87       virtual cec_client_version    GetClientVersion(void) const { return (cec_client_version)m_configuration.clientVersion; };
  88       virtual bool                  StandbyDevices(cec_logical_address address = CECDEVICE_BROADCAST);
  89       virtual bool                  PowerOnDevices(cec_logical_address address = CECDEVICE_BROADCAST);
  90
  91       virtual bool SetActiveView(void);
  92       virtual bool SetActiveSource(cec_device_type type = CEC_DEVICE_TYPE_RESERVED);
  93       virtual bool SetDeckControlMode(cec_deck_control_mode mode, bool bSendUpdate = true);
  94       virtual bool SetDeckInfo(cec_deck_info info, bool bSendUpdate = true);
  95       virtual bool SetHDMIPort(cec_logical_address iBaseDevice, uint8_t iPort, bool bForce = false);
  96       virtual bool TransmitInactiveSource(void);
  97       virtual bool SetLogicalAddress(cec_logical_address iLogicalAddress);
  98       virtual bool SetMenuState(cec_menu_state state, bool bSendUpdate = true);
  99       virtual bool SetPhysicalAddress(uint16_t iPhysicalAddress, bool bSendUpdate = true);
 100       virtual bool SetActiveSource(uint16_t iStreamPath);
 101       virtual bool SwitchMonitoring(bool bEnable);
 102       virtual bool PollDevice(cec_logical_address iAddress);
 103       virtual uint8_t VolumeUp(bool bSendRelease = true);
 104       virtual uint8_t VolumeDown(bool bSendRelease = true);
 105       virtual uint8_t MuteAudio(bool bSendRelease = true);
 106       virtual bool TransmitKeypress(cec_logical_address iDestination, cec_user_control_code key, bool bWait = true);
 107       virtual bool TransmitKeyRelease(cec_logical_address iDestination, bool bWait = true);
 108       virtual bool EnablePhysicalAddressDetection(void);
 109       void SetStandardLineTimeout(uint8_t iTimeout);
 110       void SetRetryLineTimeout(uint8_t iTimeout);
 111       virtual bool GetCurrentConfiguration(libcec_configuration *configuration);
 112       virtual bool SetConfiguration(const libcec_configuration *configuration);
 113       virtual bool CanPersistConfiguration(void);
 114       virtual bool PersistConfiguration(libcec_configuration *configuration);
 115       virtual void RescanActiveDevices(void);
 116
 117       bool SetLineTimeout(uint8_t iTimeout);
 118
 119       const char *ToString(const cec_device_type type);
 120       const char *ToString(const cec_menu_state state);
 121       const char *ToString(const cec_version version);
 122       const char *ToString(const cec_power_status status);
 123       const char *ToString(const cec_logical_address address);
 124       const char *ToString(const cec_deck_control_mode mode);
 125       const char *ToString(const cec_deck_info status);
 126       const char *ToString(const cec_opcode opcode);
 127       const char *ToString(const cec_system_audio_status mode);
 128       const char *ToString(const cec_audio_status status);
 129       const char *ToString(const cec_vendor_id vendor);
 130       const char *ToString(const cec_client_version version);
 131       const char *ToString(const cec_server_version version);
 132
 133       virtual bool Transmit(const cec_command &data);
 134       virtual void TransmitAbort(cec_logical_address address, cec_opcode opcode, cec_abort_reason reason = CEC_ABORT_REASON_UNRECOGNIZED_OPCODE);
 135
 136       virtual bool ChangeDeviceType(cec_device_type from, cec_device_type to);
 137       virtual bool FindLogicalAddresses(void);
 138       virtual bool SetAckMask(uint16_t iMask);
 139
 140       virtual bool StartBootloader(void);
 141       virtual bool PingAdapter(void);
 142       virtual void HandlePoll(cec_logical_address initiator, cec_logical_address destination);
 143       virtual bool HandleReceiveFailed(cec_logical_address initiator);
 144
 145       CCECBusDevice *  m_busDevices[16];
 146       PLATFORM::CMutex m_transmitMutex;
 147
 148   private:
 149       bool OpenConnection(const char *strPort, uint16_t iBaudRate, uint32_t iTimeoutMs);
 150       bool Initialise(void);
 151       void SetInitialised(bool bSetTo = true);
 152       void CreateBusDevices(void);
 153
 154       void ReplaceHandlers(void);
 155       bool PhysicalAddressInUse(uint16_t iPhysicalAddress);
 156       bool TryLogicalAddress(cec_logical_address address);
 157       bool FindLogicalAddressRecordingDevice(void);
 158       bool FindLogicalAddressTuner(void);
 159       bool FindLogicalAddressPlaybackDevice(void);
 160       bool FindLogicalAddressAudioSystem(void);
 161
 162       void LogOutput(const cec_command &data);
 163       void ParseCommand(const cec_command &command);
 164
 165       bool                                m_bConnectionOpened;
 166       bool                                m_bInitialised;
 167       cec_logical_addresses               m_logicalAddresses;
 168       PLATFORM::CMutex                    m_mutex;
 169       IAdapterCommunication *             m_communication;
 170       CLibCEC*                            m_controller;
 171       bool                                m_bMonitor;
 172       cec_keypress                        m_previousKey;
 173       PLATFORM::CThread *                 m_busScan;
 174       uint8_t                             m_iLineTimeout;
 175       uint8_t                             m_iStandardLineTimeout;
 176       uint8_t                             m_iRetryLineTimeout;
 177       uint64_t                            m_iLastTransmission;
 178       libcec_configuration                m_configuration;
 179   };
 180
 181   class CCECBusScan : public PLATFORM::CThread
 182   {
 183   public:
 184     CCECBusScan(CCECProcessor *processor) { m_processor = processor; }
 185     virtual ~CCECBusScan(void) { StopThread(true); }
 186     virtual void *Process(void);
 187
 188   private:
 189     void WaitUntilIdle(void);
 190
 191     CCECProcessor *m_processor;
 192   };
 193 };