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 "Interfaces/AESink.h"
25 #include "../Utils/AEDeviceInfo.h"
27 #include "threads/CriticalSection.h"
29 class CAESinkDirectSound : public IAESink
32 virtual const char *GetName() { return "DirectSound"; }
35 virtual ~CAESinkDirectSound();
37 virtual bool Initialize (AEAudioFormat &format, std::string &device);
38 virtual void Deinitialize();
39 virtual bool IsCompatible(const AEAudioFormat &format, const std::string &device);
42 virtual void Drain ();
43 virtual double GetDelay ();
44 virtual double GetCacheTime ();
45 virtual double GetCacheTotal ();
46 virtual unsigned int AddPackets (uint8_t *data, unsigned int frames, bool hasAudio, bool blocking = false);
47 static std::string GetDefaultDevice ();
48 static void EnumerateDevicesEx (AEDeviceInfoList &deviceInfoList, bool force = false);
50 void AEChannelsFromSpeakerMask(DWORD speakers);
51 DWORD SpeakerMaskFromAEChannels(const CAEChannelInfo &channels);
52 void CheckPlayStatus();
53 bool UpdateCacheStatus();
54 unsigned int GetSpace();
55 const char *dserr2str(int err);
57 static const char *WASAPIErrToStr(HRESULT err);
59 LPDIRECTSOUNDBUFFER m_pBuffer;
60 LPDIRECTSOUND8 m_pDSound;
62 AEAudioFormat m_format;
63 enum AEDataFormat m_encodedFormat;
64 CAEChannelInfo m_channelLayout;
67 unsigned int m_AvgBytesPerSec;
69 unsigned int m_dwChunkSize;
70 unsigned int m_dwFrameSize;
71 unsigned int m_dwBufferLen;
73 unsigned int m_BufferOffset;
74 unsigned int m_CacheLen;
75 unsigned int m_LastCacheCheck;
76 unsigned int m_BufferTimeouts;
81 CCriticalSection m_runLock;