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 cec_version           GetDeviceCecVersion(cec_logical_address iAddress);
  63       virtual bool                  GetDeviceMenuLanguage(cec_logical_address iAddress, cec_menu_language *language);
  64       virtual const std::string &   GetDeviceName(void) { return m_strDeviceName; }
  65       virtual cec_osd_name          GetDeviceOSDName(cec_logical_address iAddress);
  66       virtual uint64_t              GetDeviceVendorId(cec_logical_address iAddress);
  67       virtual cec_power_status      GetDevicePowerStatus(cec_logical_address iAddress);
  68       virtual cec_logical_address   GetLogicalAddress(void) const { return m_logicalAddresses.primary; }
  69       virtual cec_logical_addresses GetLogicalAddresses(void) const { return m_logicalAddresses; }
  70       virtual cec_logical_addresses GetActiveDevices(void);
  71       virtual uint16_t              GetDevicePhysicalAddress(cec_logical_address iAddress);
  72       virtual bool                  HasLogicalAddress(cec_logical_address address) const { return m_logicalAddresses.IsSet(address); }
  73       virtual bool                  IsActiveDevice(cec_logical_address address);
  74       virtual bool                  IsActiveDeviceType(cec_device_type type);
  75       virtual uint16_t              GetPhysicalAddress(void) const;
  76       virtual uint64_t              GetLastTransmission(void) const { return m_iLastTransmission; }
  77       virtual bool                  IsStarted(void) const { return m_bStarted; }
  78
  79       virtual bool SetActiveView(void);
  80       virtual bool SetActiveSource(cec_device_type type = CEC_DEVICE_TYPE_RESERVED);
  81       virtual bool SetDeckControlMode(cec_deck_control_mode mode, bool bSendUpdate = true);
  82       virtual bool SetDeckInfo(cec_deck_info info, bool bSendUpdate = true);
  83       virtual bool SetHDMIPort(cec_logical_address iBaseDevice, uint8_t iPort, bool bForce = false);
  84       virtual bool TransmitInactiveSource(void);
  85       virtual bool SetLogicalAddress(cec_logical_address iLogicalAddress);
  86       virtual bool SetMenuState(cec_menu_state state, bool bSendUpdate = true);
  87       virtual bool SetPhysicalAddress(uint16_t iPhysicalAddress);
  88       virtual bool SetStreamPath(uint16_t iStreamPath);
  89       virtual bool SwitchMonitoring(bool bEnable);
  90       virtual bool PollDevice(cec_logical_address iAddress);
  91       virtual uint8_t VolumeUp(void);
  92       virtual uint8_t VolumeDown(void);
  93       virtual uint8_t MuteAudio(void);
  94       virtual bool TransmitKeypress(cec_logical_address iDestination, cec_user_control_code key);
  95       virtual bool TransmitKeyRelease(cec_logical_address iDestination);
  96       virtual bool EnablePhysicalAddressDetection(void) { return false; };
  97       void SetStandardLineTimeout(uint8_t iTimeout);
  98       void SetRetryLineTimeout(uint8_t iTimeout);
  99
 100       bool SetLineTimeout(uint8_t iTimeout);
 101
 102       const char *ToString(const cec_menu_state state);
 103       const char *ToString(const cec_version version);
 104       const char *ToString(const cec_power_status status);
 105       const char *ToString(const cec_logical_address address);
 106       const char *ToString(const cec_deck_control_mode mode);
 107       const char *ToString(const cec_deck_info status);
 108       const char *ToString(const cec_opcode opcode);
 109       const char *ToString(const cec_system_audio_status mode);
 110       const char *ToString(const cec_audio_status status);
 111       const char *ToString(const cec_vendor_id vendor);
 112
 113       virtual bool Transmit(const cec_command &data);
 114       virtual bool Transmit(CCECAdapterMessage *output);
 115       virtual void TransmitAbort(cec_logical_address address, cec_opcode opcode, cec_abort_reason reason = CEC_ABORT_REASON_UNRECOGNIZED_OPCODE);
 116
 117       virtual void SetCurrentButton(cec_user_control_code iButtonCode);
 118       virtual void AddCommand(const cec_command &command);
 119       virtual void AddKey(cec_keypress &key);
 120       virtual void AddKey(void);
 121       virtual void AddLog(cec_log_level level, const CStdString &strMessage);
 122
 123       virtual bool FindLogicalAddresses(void);
 124       virtual bool SetAckMask(uint16_t iMask);
 125
 126       virtual bool StartBootloader(void);
 127       virtual bool PingAdapter(void);
 128
 129       CCECBusDevice *m_busDevices[16];
 130       CMutex         m_transmitMutex;
 131
 132   private:
 133       void ScanCECBus(void);
 134       bool PhysicalAddressInUse(uint16_t iPhysicalAddress);
 135       bool TryLogicalAddress(cec_logical_address address);
 136       bool FindLogicalAddressRecordingDevice(void);
 137       bool FindLogicalAddressTuner(void);
 138       bool FindLogicalAddressPlaybackDevice(void);
 139       bool FindLogicalAddressAudioSystem(void);
 140
 141       void LogOutput(const cec_command &data);
 142       bool WaitForTransmitSucceeded(CCECAdapterMessage *message);
 143       bool ParseMessage(const CCECAdapterMessage &msg);
 144       void ParseCommand(cec_command &command);
 145
 146       bool                   m_bStarted;
 147       uint8_t                m_iHDMIPort;
 148       cec_logical_address    m_iBaseDevice;
 149       cec_command            m_currentframe;
 150       cec_logical_addresses  m_logicalAddresses;
 151       cec_logical_address    m_lastInitiator;
 152       std::string            m_strDeviceName;
 153       cec_device_type_list   m_types;
 154       CMutex                 m_mutex;
 155       CCondition             m_startCondition;
 156       CAdapterCommunication* m_communication;
 157       CLibCEC*               m_controller;
 158       bool                   m_bMonitor;
 159       CecBuffer<cec_command> m_commandBuffer;
 160       cec_keypress           m_previousKey;
 161       CThread *              m_busScan;
 162       uint8_t                m_iLineTimeout;
 163       uint8_t                m_iStandardLineTimeout;
 164       uint8_t                m_iRetryLineTimeout;
 165       uint64_t               m_iLastTransmission;
 166   };
 167
 168   class CCECBusScan : public CThread
 169   {
 170   public:
 171     CCECBusScan(CCECProcessor *processor) { m_processor = processor; }
 172     virtual ~CCECBusScan(void) { StopThread(true); }
 173     virtual void *Process(void);
 174
 175   private:
 176     void WaitUntilIdle(void);
 177
 178     CCECProcessor *m_processor;
 179   };
 180 };