3 * Copyright (C) 2010-2013 Team XBMC
6 * This Program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2, or (at your option)
11 * This Program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with XBMC; see the file COPYING. If not, see
18 * <http://www.gnu.org/licenses/>.
22 #include "threads/Event.h"
23 #include "threads/Thread.h"
24 #include "utils/ActorProtocol.h"
25 #include "Interfaces/AE.h"
26 #include "Interfaces/AESink.h"
27 #include "AESinkFactory.h"
28 #include "ActiveAEResample.h"
29 #include "Utils/AEConvert.h"
33 using namespace Actor;
41 const std::string *device;
44 class CSinkControlProtocol : public Protocol
47 CSinkControlProtocol(std::string name, CEvent* inEvent, CEvent *outEvent) : Protocol(name, inEvent, outEvent) {};
65 class CSinkDataProtocol : public Protocol
68 CSinkDataProtocol(std::string name, CEvent* inEvent, CEvent *outEvent) : Protocol(name, inEvent, outEvent) {};
81 class CActiveAESink : private CThread
84 CActiveAESink(CEvent *inMsgEvent);
85 void EnumerateSinkList(bool force);
86 void EnumerateOutputDevices(AEDeviceList &devices, bool passthrough);
87 std::string GetDefaultDevice(bool passthrough);
91 AEDeviceType GetDeviceType(const std::string &device);
92 bool HasPassthroughDevice();
93 CSinkControlProtocol m_controlPort;
94 CSinkDataProtocol m_dataPort;
98 void StateMachine(int signal, Protocol *port, Message *msg);
100 void GetDeviceFriendlyName(std::string &device);
102 void ReturnBuffers();
104 unsigned int OutputSamples(CSampleBuffer* samples);
105 void ConvertInit(CSampleBuffer* samples);
106 inline void EnsureConvertBuffer(CSampleBuffer* samples);
107 inline uint8_t* Convert(CSampleBuffer* samples);
109 void GenerateNoise();
111 CEvent m_outMsgEvent;
112 CEvent *m_inMsgEvent;
114 bool m_bStateMachineSelfTrigger;
117 unsigned int m_extSilenceTimeout;
118 XbmcThreads::EndTime m_extSilenceTimer;
120 CSampleBuffer m_sampleOfSilence;
121 uint8_t *m_convertBuffer;
122 int m_convertBufferSampleSize;
123 CAEConvert::AEConvertFrFn m_convertFn;
132 std::string m_deviceFriendlyName;
133 std::string m_device;
134 AESinkInfoList m_sinkInfoList;
136 AEAudioFormat m_sinkFormat, m_requestedFormat;
137 CEngineStats *m_stats;