|
|
/*
* @DEC_COPYRIGHT@ *//*
* HISTORY * $Log: SA.h,v $ * Revision 1.1.8.4 1996/11/14 21:49:22 Hans_Graves * Added SaDecompressEx() for AC3 multichannels. * [1996/11/14 21:46:20 Hans_Graves] * * Revision 1.1.8.3 1996/11/08 21:50:34 Hans_Graves * Added AC3 enum types. * [1996/11/08 21:16:32 Hans_Graves] * * Revision 1.1.8.2 1996/07/19 02:11:00 Hans_Graves * Added SA_PARAM_DEBUG. * [1996/07/19 01:22:50 Hans_Graves] * * Revision 1.1.6.5 1996/04/23 21:01:39 Hans_Graves * Added protos for SaDecompressQuery() and SaCompressQuery() * [1996/04/23 20:57:15 Hans_Graves] * * Revision 1.1.6.4 1996/04/15 14:18:34 Hans_Graves * Change proto for SaCompress() - returns bytes processed * [1996/04/15 14:10:30 Hans_Graves] * * Revision 1.1.6.3 1996/04/10 21:47:05 Hans_Graves * Added PARAMs. Replaced externs with EXTERN. * [1996/04/10 21:22:49 Hans_Graves] * * Revision 1.1.6.2 1996/03/29 22:20:59 Hans_Graves * Changed include <mme/mmsystem.h> to <mmsystem.h> * [1996/03/29 22:16:43 Hans_Graves] * * Revision 1.1.4.3 1996/02/06 22:53:52 Hans_Graves * Added PARAM enums * [1996/02/06 22:18:04 Hans_Graves] * * Revision 1.1.4.2 1996/01/15 16:26:21 Hans_Graves * Added prototypes for SaSetDataDestination() and SaSetBitrate() * [1996/01/15 15:42:41 Hans_Graves] * * Revision 1.1.2.8 1995/09/14 17:28:10 Bjorn_Engberg * Ported to NT * [1995/09/14 17:17:18 Bjorn_Engberg] * * Revision 1.1.2.7 1995/07/21 17:41:00 Hans_Graves * Moved Callback related stuff to SC.h * [1995/07/21 17:27:29 Hans_Graves] * * Revision 1.1.2.6 1995/07/17 22:01:30 Hans_Graves * Defined SaBufferInfo_t as ScBufferInfo_t. * [1995/07/17 21:41:54 Hans_Graves] * * Revision 1.1.2.5 1995/06/27 17:40:59 Hans_Graves * Added include <mme/mmsystem.h>. * [1995/06/27 17:39:26 Hans_Graves] * * Revision 1.1.2.4 1995/06/27 13:54:20 Hans_Graves * Added SA_GSM_DECODE and SA_GSM_ENCODE * [1995/06/26 21:01:12 Hans_Graves] * * Revision 1.1.2.3 1995/06/09 18:33:29 Hans_Graves * Added SaGetInputBitstream() prototype. * [1995/06/09 17:41:59 Hans_Graves] * * Revision 1.1.2.2 1995/05/31 18:09:17 Hans_Graves * Inclusion in new SLIB location. * [1995/05/31 15:19:33 Hans_Graves] * * Revision 1.1.2.3 1995/04/17 18:26:57 Hans_Graves * Added ENCODE Codec defs * [1995/04/17 18:26:33 Hans_Graves] * * Revision 1.1.2.2 1995/04/07 19:35:31 Hans_Graves * Inclusion in SLIB * [1995/04/07 19:22:48 Hans_Graves] * * $EndLog$ *//*****************************************************************************
** Copyright (c) Digital Equipment Corporation, 1995 **** **** All Rights Reserved. Unpublished rights reserved under the copyright **** laws of the United States. **** **** The software contained on this media is proprietary to and embodies **** the confidential technology of Digital Equipment Corporation. **** Possession, use, duplication or dissemination of the software and **** media is authorized only pursuant to a valid written license from **** Digital Equipment Corporation. **** **** RESTRICTED RIGHTS LEGEND Use, duplication, or disclosure by the U.S. **** Government is subject to restrictions as set forth in Subparagraph **** (c)(1)(ii) of DFARS 252.227-7013, or in FAR 52.227-19, as applicable. ********************************************************************************/
#ifndef _SA_H_
#define _SA_H_
#ifdef WIN32
#include <windows.h> /* Windows NT */
#endif
#include <mmsystem.h> /* needed for WAVEFORMATEX structure def */
#include "SC.h"
typedef enum { SA_MPEG_DECODE = 102, SA_MPEG_ENCODE = 103, SA_PCM_DECODE = 104, SA_PCM_ENCODE = 105, SA_GSM_DECODE = 106, SA_GSM_ENCODE = 107, SA_AC3_DECODE = 108, SA_AC3_ENCODE = 109, SA_G723_DECODE = 110, SA_G723_ENCODE = 111, SA_TMP_DECODE = 200, /* temp - used for testing */ SA_TMP_ENCODE = 201,} SaCodecType_e;
#define SA_USE_SAME STREAM_USE_SAME
#define SA_USE_FILE STREAM_USE_FILE
#define SA_USE_BUFFER_QUEUE STREAM_USE_QUEUE
#define SA_USE_BUFFER STREAM_USE_BUFFER
/*
** Parameters*/typedef enum { SA_PARAM_NATIVEFORMAT, /* native/preferred decompressed format (FOURCC) */ SA_PARAM_BITRATE, /* bitrate - bits per second */ SA_PARAM_CHANNELS, /* channels - 1=mono, 2=stereo, 4/5=surround */ SA_PARAM_AUDIOLENGTH, /* milliseconds of audio */ SA_PARAM_SAMPLESPERSEC, /* samples per second (8000, 11025, 22050, etc.)
SA_PARAM_BITSPERSAMPLE, /* bits per sample (8 or 16) */ SA_PARAM_TIMECODE, /* audio time code */ SA_PARAM_MPEG_LAYER, /* MPEG Layer: I, II, or III */ SA_PARAM_PSY_MODEL, /* Psy Acoustic Model */ SA_PARAM_ALGFLAGS, /* Algorithm flags */ SA_PARAM_QUALITY, /* Quality: 0=worst 99>=best */ SA_PARAM_FASTDECODE, /* Fast decode desired */ SA_PARAM_FASTENCODE, /* Fast encode desired */ SA_PARAM_DEBUG, /* Setup debug */} SaParameter_t;
/*
** Type definitions*/typedef int SaStatus_t;typedef void *SaHandle_t;typedef ScCallbackInfo_t SaCallbackInfo_t;
/*
** Store basic info for user about the codec*/typedef struct SaInfo_s { SaCodecType_e Type; /* Codec Type */ char Name[20]; /* Codec name (i.e. "MPEG-Decode") */ char Description[128]; /* Codec description */ unsigned int Version; /* Codec version number */ int CodecStarted; /* SaDecompressBegin/End */ unsigned int MS; /* Number of milliseconds processed */ unsigned int NumBytesIn; /* Number of bytes input */ unsigned int NumBytesOut; /* Number of bytes output */ unsigned int NumFrames; /* Number of ellapsed frames */ unsigned long TotalFrames; /* Total number of frames */ unsigned long TotalMS; /* Total number of milliseconds */} SaInfo_t;
/***************************** Prototypes ********************************/EXTERN SaStatus_t SaOpenCodec (SaCodecType_e CodecType, SaHandle_t *Sah);EXTERN SaStatus_t SaCloseCodec (SaHandle_t Sah);EXTERN SaStatus_t SaRegisterCallback (SaHandle_t Sah, int (*Callback)(SaHandle_t, SaCallbackInfo_t *, SaInfo_t *), void *UserData);EXTERN ScBitstream_t *SaGetInputBitstream (SaHandle_t Sah);EXTERN SaStatus_t SaDecompressQuery(SaHandle_t Sah, WAVEFORMATEX *wfIn, WAVEFORMATEX *wfOut);EXTERN SaStatus_t SaDecompressBegin (SaHandle_t Sah, WAVEFORMATEX *wfIn, WAVEFORMATEX *wfOut);EXTERN SaStatus_t SaDecompress (SaHandle_t Sah, u_char *CompData, unsigned int CompLen, u_char *DcmpData, unsigned int *DcmpLen);PRIVATE_EXTERN SaStatus_t SaDecompressEx (SaHandle_t Sah, u_char *CompData, unsigned int CompLen, u_char **DcmpData, unsigned int *DcmpLen);EXTERN SaStatus_t SaDecompressEnd (SaHandle_t Sah);EXTERN SaStatus_t SaCompressQuery(SaHandle_t Sah, WAVEFORMATEX *wfIn, WAVEFORMATEX *wfOut);EXTERN SaStatus_t SaCompressBegin (SaHandle_t Sah, WAVEFORMATEX *wfIn, WAVEFORMATEX *wfOut);EXTERN SaStatus_t SaCompress (SaHandle_t Sah, u_char *DcmpData, unsigned int *DcmpLen, u_char *CompData, unsigned int *CompLen);EXTERN SaStatus_t SaCompressEnd (SaHandle_t Sah);EXTERN SaStatus_t SaSetDataSource(SaHandle_t Sah, int Source, int Fd, void *Buffer_UserData, int BufSize);EXTERN SaStatus_t SaSetDataDestination(SaHandle_t Sah, int Dest, int Fd, void *Buffer_UserData, int BufSize);EXTERN ScBitstream_t *SaGetDataSource (SaHandle_t Sah);EXTERN ScBitstream_t *SaGetDataDestination(SaHandle_t Sah);EXTERN SaStatus_t SaAddBuffer (SaHandle_t Sah, SaCallbackInfo_t *BufferInfo);#ifdef MPEG_SUPPORT
EXTERN SaStatus_t sa_GetMpegAudioInfo(int fd, WAVEFORMATEX *wf, SaInfo_t *info);#endif /* MPEG_SUPPORT */
EXTERN SaStatus_t SaSetParamBoolean(SaHandle_t Sah, SaParameter_t param, ScBoolean_t value);EXTERN SaStatus_t SaSetParamInt(SaHandle_t Sah, SaParameter_t param, qword value);EXTERN ScBoolean_t SaGetParamBoolean(SaHandle_t Sah, SaParameter_t param);EXTERN qword SaGetParamInt(SaHandle_t Sah, SaParameter_t param);
#endif _SA_H_
|
