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 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 <cectypes.h>
  36 #include "AdapterCommunication.h"
  37 #include "platform/threads.h"
  38 #include "util/buffer.h"
  39 #include "util/StdString.h"
  40
  41 class CSerialPort;
  42
  43 namespace CEC
  44 {
  45   class CLibCEC;
  46   class CAdapterCommunication;
  47   class CCECBusDevice;
  48
  49   class CCECProcessor : public CThread
  50   {
  51     public:
  52       CCECProcessor(CLibCEC *controller, const char *strDeviceName, cec_logical_address iLogicalAddress = CECDEVICE_PLAYBACKDEVICE1, uint16_t iPhysicalAddress = CEC_DEFAULT_PHYSICAL_ADDRESS);
  53       CCECProcessor(CLibCEC *controller, const char *strDeviceName, const cec_device_type_list &types);
  54       virtual ~CCECProcessor(void);
  55
  56       virtual bool Start(const char *strPort, uint16_t iBaudRate = 38400, uint32_t iTimeoutMs = 10000);
  57       virtual void *Process(void);
  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 const std::string &   GetDeviceName(void) { return m_strDeviceName; }
  66       virtual cec_osd_name          GetDeviceOSDName(cec_logical_address iAddress);
  67       virtual uint64_t              GetDeviceVendorId(cec_logical_address iAddress);
  68       virtual cec_power_status      GetDevicePowerStatus(cec_logical_address iAddress);
  69       virtual cec_logical_address   GetLogicalAddress(void) const { return m_logicalAddresses.primary; }
  70       virtual cec_logical_addresses GetLogicalAddresses(void) const { return m_logicalAddresses; }
  71       virtual cec_logical_addresses GetActiveDevices(void);
  72       virtual uint16_t              GetDevicePhysicalAddress(cec_logical_address iAddress);
  73       virtual bool                  HasLogicalAddress(cec_logical_address address) const { return m_logicalAddresses.IsSet(address); }
  74       virtual bool                  IsPresentDevice(cec_logical_address address);
  75       virtual bool                  IsPresentDeviceType(cec_device_type type);
  76       virtual uint16_t              GetPhysicalAddress(void) const;
  77       virtual uint64_t              GetLastTransmission(void) const { return m_iLastTransmission; }
  78       virtual bool                  IsStarted(void) const { return m_bStarted; }
  79       virtual cec_logical_address   GetActiveSource(void);
  80       virtual bool                  IsActiveSource(cec_logical_address iAddress);
  81       virtual bool                  IsInitialised(void) const { return m_bInitialised; }
  82
  83       virtual bool SetActiveView(void);
  84       virtual bool SetActiveSource(cec_device_type type = CEC_DEVICE_TYPE_RESERVED);
  85       virtual bool SetDeckControlMode(cec_deck_control_mode mode, bool bSendUpdate = true);
  86       virtual bool SetDeckInfo(cec_deck_info info, bool bSendUpdate = true);
  87       virtual bool SetHDMIPort(cec_logical_address iBaseDevice, uint8_t iPort, bool bForce = false);
  88       virtual bool TransmitInactiveSource(void);
  89       virtual bool SetLogicalAddress(cec_logical_address iLogicalAddress);
  90       virtual bool SetMenuState(cec_menu_state state, bool bSendUpdate = true);
  91       virtual bool SetPhysicalAddress(uint16_t iPhysicalAddress);
  92       virtual bool SetActiveSource(uint16_t iStreamPath);
  93       virtual bool SwitchMonitoring(bool bEnable);
  94       virtual bool PollDevice(cec_logical_address iAddress);
  95       virtual uint8_t VolumeUp(bool bSendRelease = true);
  96       virtual uint8_t VolumeDown(bool bSendRelease = true);
  97       virtual uint8_t MuteAudio(bool bSendRelease = true);
  98       virtual bool TransmitKeypress(cec_logical_address iDestination, cec_user_control_code key, bool bWait = true);
  99       virtual bool TransmitKeyRelease(cec_logical_address iDestination, bool bWait = true);
 100       virtual bool EnablePhysicalAddressDetection(void) { return false; };
 101       void SetStandardLineTimeout(uint8_t iTimeout);
 102       void SetRetryLineTimeout(uint8_t iTimeout);
 103
 104       bool SetLineTimeout(uint8_t iTimeout);
 105
 106       const char *ToString(const cec_menu_state state);
 107       const char *ToString(const cec_version version);
 108       const char *ToString(const cec_power_status status);
 109       const char *ToString(const cec_logical_address address);
 110       const char *ToString(const cec_deck_control_mode mode);
 111       const char *ToString(const cec_deck_info status);
 112       const char *ToString(const cec_opcode opcode);
 113       const char *ToString(const cec_system_audio_status mode);
 114       const char *ToString(const cec_audio_status status);
 115       const char *ToString(const cec_vendor_id vendor);
 116
 117       virtual bool Transmit(const cec_command &data);
 118       virtual bool Transmit(CCECAdapterMessage *output);
 119       virtual void TransmitAbort(cec_logical_address address, cec_opcode opcode, cec_abort_reason reason = CEC_ABORT_REASON_UNRECOGNIZED_OPCODE);
 120
 121       virtual void SetCurrentButton(cec_user_control_code iButtonCode);
 122       virtual void AddCommand(const cec_command &command);
 123       virtual void AddKey(cec_keypress &key);
 124       virtual void AddKey(void);
 125       virtual void AddLog(cec_log_level level, const CStdString &strMessage);
 126
 127       virtual bool FindLogicalAddresses(void);
 128       virtual bool SetAckMask(uint16_t iMask);
 129
 130       virtual bool StartBootloader(void);
 131       virtual bool PingAdapter(void);
 132
 133       CCECBusDevice *m_busDevices[16];
 134       CMutex         m_transmitMutex;
 135
 136   private:
 137       void ReplaceHandlers(void);
 138       void ScanCECBus(void);
 139       bool PhysicalAddressInUse(uint16_t iPhysicalAddress);
 140       bool TryLogicalAddress(cec_logical_address address);
 141       bool FindLogicalAddressRecordingDevice(void);
 142       bool FindLogicalAddressTuner(void);
 143       bool FindLogicalAddressPlaybackDevice(void);
 144       bool FindLogicalAddressAudioSystem(void);
 145
 146       void LogOutput(const cec_command &data);
 147       bool WaitForTransmitSucceeded(CCECAdapterMessage *message);
 148       bool ParseMessage(const CCECAdapterMessage &msg);
 149       void ParseCommand(cec_command &command);
 150
 151       bool                   m_bStarted;
 152       bool                   m_bInitialised;
 153       uint8_t                m_iHDMIPort;
 154       cec_logical_address    m_iBaseDevice;
 155       cec_command            m_currentframe;
 156       cec_logical_addresses  m_logicalAddresses;
 157       cec_logical_address    m_lastInitiator;
 158       std::string            m_strDeviceName;
 159       cec_device_type_list   m_types;
 160       CMutex                 m_mutex;
 161       CCondition             m_startCondition;
 162       CAdapterCommunication* m_communication;
 163       CLibCEC*               m_controller;
 164       bool                   m_bMonitor;
 165       CecBuffer<cec_command> m_commandBuffer;
 166       cec_keypress           m_previousKey;
 167       CThread *              m_busScan;
 168       uint8_t                m_iLineTimeout;
 169       uint8_t                m_iStandardLineTimeout;
 170       uint8_t                m_iRetryLineTimeout;
 171       uint64_t               m_iLastTransmission;
 172   };
 173
 174   class CCECBusScan : public CThread
 175   {
 176   public:
 177     CCECBusScan(CCECProcessor *processor) { m_processor = processor; }
 178     virtual ~CCECBusScan(void) { StopThread(true); }
 179     virtual void *Process(void);
 180
 181   private:
 182     void WaitUntilIdle(void);
 183
 184     CCECProcessor *m_processor;
 185   };
 186 };