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Diffstat (limited to 'lib/liblame/ACM/ACMStream.h')
| -rw-r--r-- | lib/liblame/ACM/ACMStream.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/lib/liblame/ACM/ACMStream.h b/lib/liblame/ACM/ACMStream.h new file mode 100644 index 0000000000..9cba5286ba --- /dev/null +++ b/lib/liblame/ACM/ACMStream.h @@ -0,0 +1,85 @@ +/** + * + * Lame ACM wrapper, encode/decode MP3 based RIFF/AVI files in MS Windows + * + * Copyright (c) 2002 Steve Lhomme <steve.lhomme at free.fr> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +/*! + \author Steve Lhomme + \version \$Id: ACMStream.h,v 1.5 2006/12/25 21:37:34 robert Exp $ +*/ + +#if !defined(_ACMSTREAM_H__INCLUDED_) +#define _ACMSTREAM_H__INCLUDED_ + +#if _MSC_VER >= 1000 +#pragma once +#endif // _MSC_VER >= 1000 + +#include <mmreg.h> +#include <msacm.h> +#include <msacmdrv.h> + +#include "ADbg/ADbg.h" + +#include "AEncodeProperties.h" + + +typedef enum vbr_mode_e vbr_mode; +typedef struct lame_global_struct lame_global_flags; + + +class ACMStream +{ +public: + ACMStream( ); + virtual ~ACMStream( ); + + static ACMStream * Create(); + static const bool Erase(const ACMStream * a_ACMStream); + + bool init(const int nSamplesPerSec, const int nOutputSamplesPerSec, const int nChannels, const int nAvgBytesPerSec, const vbr_mode mode); + bool open(const AEncodeProperties & the_Properties); + bool close(LPBYTE pOutputBuffer, DWORD *pOutputSize); + + DWORD GetOutputSizeForInput(const DWORD the_SrcLength) const; + bool ConvertBuffer(LPACMDRVSTREAMHEADER a_StreamHeader); + + static unsigned int GetOutputSampleRate(int samples_per_sec, int bitrate, int channels); + +protected: + lame_global_flags * gfp; + + ADbg * my_debug; + int my_SamplesPerSec; + int my_Channels; + int my_AvgBytesPerSec; + int my_OutBytesPerSec; + vbr_mode my_VBRMode; + DWORD my_SamplesPerBlock; + +unsigned int m_WorkingBufferUseSize; + char m_WorkingBuffer[2304*2]; // should be at least twice my_SamplesPerBlock + +inline int GetBytesPerBlock(DWORD bytes_per_sec, DWORD samples_per_sec, int BlockAlign) const; + +}; + +#endif // !defined(_ACMSTREAM_H__INCLUDED_) + |