3 * Copyright (C) 2010-2012 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, write to
18 * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
19 * http://www.gnu.org/copyleft/gpl.html
23 #include "Interfaces/AESink.h"
26 #include "../Utils/AEDeviceInfo.h"
28 #include "threads/CriticalSection.h"
30 class CAESinkDirectSound : public IAESink
33 virtual const char *GetName() { return "DirectSound"; }
36 virtual ~CAESinkDirectSound();
38 virtual bool Initialize (AEAudioFormat &format, std::string &device);
39 virtual void Deinitialize();
40 virtual bool IsCompatible(const AEAudioFormat format, const std::string device);
43 virtual double GetDelay ();
44 virtual double GetCacheTime ();
45 virtual double GetCacheTotal ();
46 virtual unsigned int AddPackets (uint8_t *data, unsigned int frames);
47 static void EnumerateDevicesEx (AEDeviceInfoList &deviceInfoList);
49 void AEChannelsFromSpeakerMask(DWORD speakers);
50 DWORD SpeakerMaskFromAEChannels(const CAEChannelInfo &channels);
51 void CheckPlayStatus();
52 bool UpdateCacheStatus();
53 unsigned int GetSpace();
54 const char *dserr2str(int err);
56 static const char *WASAPIErrToStr(HRESULT err);
58 LPDIRECTSOUNDBUFFER m_pBuffer;
59 LPDIRECTSOUND8 m_pDSound;
61 AEAudioFormat m_format;
62 enum AEDataFormat m_encodedFormat;
63 CAEChannelInfo m_channelLayout;
66 unsigned int m_AvgBytesPerSec;
68 unsigned int m_dwChunkSize;
69 unsigned int m_dwFrameSize;
70 unsigned int m_dwBufferLen;
72 unsigned int m_BufferOffset;
73 unsigned int m_CacheLen;
74 unsigned int m_LastCacheCheck;
75 unsigned int m_BufferTimeouts;
80 CCriticalSection m_runLock;