examples/SFExamples/oggvorbiscodec94/src/libvorbis/include/vorbis/vorbisenc.h

/********************************************************************
 *                                                                  *
 * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE.   *
 * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
 * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
 * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
 *                                                                  *
 * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2001             *
 * by the XIPHOPHORUS Company http://www.xiph.org/                  *
 *                                                                  *
 ********************************************************************

 function: vorbis encode-engine setup
 last mod: $Id: vorbisenc.h 7485 2004-08-05 14:54:23Z thomasvs $

 ********************************************************************/

#ifndef _OV_ENC_H_
#define _OV_ENC_H_

#ifndef __SYMBIAN32__
# define IMPORT_C extern
# define EXPORT_C
#else
# ifndef __cplusplus
#  undef IMPORT_C
#  define IMPORT_C __declspec(dllexport)
#  define EXPORT_C __declspec(dllexport)
# endif
#endif
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */

#include "vorbis/codec.h"

IMPORT_C int vorbis_encode_init(vorbis_info *vi,
                              long channels,
                              long rate,

                              long max_bitrate,
                              long nominal_bitrate,
                              long min_bitrate);

IMPORT_C int vorbis_encode_setup_managed(vorbis_info *vi,
                                       long channels,
                                       long rate,

                                       long max_bitrate,
                                       long nominal_bitrate,
                                       long min_bitrate);

IMPORT_C int vorbis_encode_setup_vbr(vorbis_info *vi,
                                  long channels,
                                  long rate,

                                  float quality /* quality level from 0. (lo) to 1. (hi) */
                                  );

IMPORT_C int vorbis_encode_init_vbr(vorbis_info *vi,
                                  long channels,
                                  long rate,

                                  float base_quality /* quality level from 0. (lo) to 1. (hi) */
                                  );

IMPORT_C int vorbis_encode_setup_init(vorbis_info *vi);

IMPORT_C int vorbis_encode_ctl(vorbis_info *vi,int number,void *arg);

  /* deprecated rate management supported only for compatability */
#define OV_ECTL_RATEMANAGE_GET       0x10
#define OV_ECTL_RATEMANAGE_SET       0x11
#define OV_ECTL_RATEMANAGE_AVG       0x12
#define OV_ECTL_RATEMANAGE_HARD      0x13

struct ovectl_ratemanage_arg {
  int    management_active;

  long   bitrate_hard_min;
  long   bitrate_hard_max;
  double bitrate_hard_window;

  long   bitrate_av_lo;
  long   bitrate_av_hi;
  double bitrate_av_window;
  double bitrate_av_window_center;
};


  /* new rate setup */
#define OV_ECTL_RATEMANAGE2_GET      0x14
#define OV_ECTL_RATEMANAGE2_SET      0x15

struct ovectl_ratemanage2_arg {
  int    management_active;

  long   bitrate_limit_min_kbps;
  long   bitrate_limit_max_kbps;
  long   bitrate_limit_reservoir_bits;
  double bitrate_limit_reservoir_bias;

  long   bitrate_average_kbps;
  double bitrate_average_damping;
};



#define OV_ECTL_LOWPASS_GET          0x20
#define OV_ECTL_LOWPASS_SET          0x21

#define OV_ECTL_IBLOCK_GET           0x30
#define OV_ECTL_IBLOCK_SET           0x31

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif

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