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;
43 class CSinkControlProtocol : public Protocol
46 CSinkControlProtocol(std::string name, CEvent* inEvent, CEvent *outEvent) : Protocol(name, inEvent, outEvent) {};
64 class CSinkDataProtocol : public Protocol
67 CSinkDataProtocol(std::string name, CEvent* inEvent, CEvent *outEvent) : Protocol(name, inEvent, outEvent) {};
80 class CActiveAESink : private CThread
83 CActiveAESink(CEvent *inMsgEvent);
84 void EnumerateSinkList();
85 void EnumerateOutputDevices(AEDeviceList &devices, bool passthrough);
86 std::string GetDefaultDevice(bool passthrough);
89 bool IsCompatible(const AEAudioFormat format, const std::string &device);
91 CSinkControlProtocol m_controlPort;
92 CSinkDataProtocol m_dataPort;
96 void StateMachine(int signal, Protocol *port, Message *msg);
98 void GetDeviceFriendlyName(std::string &device);
100 void ReturnBuffers();
102 unsigned int OutputSamples(CSampleBuffer* samples);
103 void ConvertInit(CSampleBuffer* samples);
104 inline void EnsureConvertBuffer(CSampleBuffer* samples);
105 inline uint8_t* Convert(CSampleBuffer* samples);
107 void GenerateNoise();
109 CEvent m_outMsgEvent;
110 CEvent *m_inMsgEvent;
112 bool m_bStateMachineSelfTrigger;
116 int m_extCycleCounter;
118 CSampleBuffer m_sampleOfSilence;
119 CSampleBuffer m_sampleOfNoise;
120 uint8_t *m_convertBuffer;
121 int m_convertBufferSampleSize;
122 CAEConvert::AEConvertFrFn m_convertFn;
131 std::string m_deviceFriendlyName;
132 AESinkInfoList m_sinkInfoList;
134 AEAudioFormat m_sinkFormat, m_requestedFormat;
135 CEngineStats *m_stats;