ref: c5ea275566aed267a32e05e0ae274648823eafd5
parent: 0750eaaa8821508b82ca910f2ac20a8c086a3748
author: Erik de Castro Lopo <erikd@mega-nerd.com>
date: Mon Mar 17 05:51:27 EDT 2008
Win32/sndfile.h : Removed.
--- a/Win32/sndfile.h
+++ /dev/null
@@ -1,606 +1,0 @@
-/*
-** Copyright (C) 1999-2008 Erik de Castro Lopo <erikd@mega-nerd.com>
-**
-** This program 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 program 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 program; if not, write to the Free Software
-** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-*/
-
-/*
-** sndfile.h -- system-wide definitions
-**
-** API documentation is in the doc/ directory of the source code tarball
-** and at http://www.mega-nerd.com/libsndfile/api.html.
-*/
-
-#ifndef SNDFILE_H
-#define SNDFILE_H
-
-/* This is the version 1.0.X header file. */
-#define SNDFILE_1
-
-#include <stdio.h>
-#include <sys/types.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
-
-/* The following file types can be read and written.
-** A file type would consist of a major type (ie SF_FORMAT_WAV) bitwise
-** ORed with a minor type (ie SF_FORMAT_PCM). SF_FORMAT_TYPEMASK and
-** SF_FORMAT_SUBMASK can be used to separate the major and minor file
-** types.
-*/
-
-enum
-{ /* Major formats. */
- SF_FORMAT_WAV = 0x010000, /* Microsoft WAV format (little endian default). */
- SF_FORMAT_AIFF = 0x020000, /* Apple/SGI AIFF format (big endian). */
- SF_FORMAT_AU = 0x030000, /* Sun/NeXT AU format (big endian). */
- SF_FORMAT_RAW = 0x040000, /* RAW PCM data. */
- SF_FORMAT_PAF = 0x050000, /* Ensoniq PARIS file format. */
- SF_FORMAT_SVX = 0x060000, /* Amiga IFF / SVX8 / SV16 format. */
- SF_FORMAT_NIST = 0x070000, /* Sphere NIST format. */
- SF_FORMAT_VOC = 0x080000, /* VOC files. */
- SF_FORMAT_IRCAM = 0x0A0000, /* Berkeley/IRCAM/CARL */
- SF_FORMAT_W64 = 0x0B0000, /* Sonic Foundry's 64 bit RIFF/WAV */
- SF_FORMAT_MAT4 = 0x0C0000, /* Matlab (tm) V4.2 / GNU Octave 2.0 */
- SF_FORMAT_MAT5 = 0x0D0000, /* Matlab (tm) V5.0 / GNU Octave 2.1 */
- SF_FORMAT_PVF = 0x0E0000, /* Portable Voice Format */
- SF_FORMAT_XI = 0x0F0000, /* Fasttracker 2 Extended Instrument */
- SF_FORMAT_HTK = 0x100000, /* HMM Tool Kit format */
- SF_FORMAT_SDS = 0x110000, /* Midi Sample Dump Standard */
- SF_FORMAT_AVR = 0x120000, /* Audio Visual Research */
- SF_FORMAT_WAVEX = 0x130000, /* MS WAVE with WAVEFORMATEX */
- SF_FORMAT_SD2 = 0x160000, /* Sound Designer 2 */
- SF_FORMAT_FLAC = 0x170000, /* FLAC lossless file format */
- SF_FORMAT_CAF = 0x180000, /* Core Audio File format */
- SF_FORMAT_WVE = 0x190000, /* Psion WVE format */
- SF_FORMAT_OGG = 0x200000, /* Xiph OGG container */
-
- /* Subtypes from here on. */
-
- SF_FORMAT_PCM_S8 = 0x0001, /* Signed 8 bit data */
- SF_FORMAT_PCM_16 = 0x0002, /* Signed 16 bit data */
- SF_FORMAT_PCM_24 = 0x0003, /* Signed 24 bit data */
- SF_FORMAT_PCM_32 = 0x0004, /* Signed 32 bit data */
-
- SF_FORMAT_PCM_U8 = 0x0005, /* Unsigned 8 bit data (WAV and RAW only) */
-
- SF_FORMAT_FLOAT = 0x0006, /* 32 bit float data */
- SF_FORMAT_DOUBLE = 0x0007, /* 64 bit float data */
-
- SF_FORMAT_ULAW = 0x0010, /* U-Law encoded. */
- SF_FORMAT_ALAW = 0x0011, /* A-Law encoded. */
- SF_FORMAT_IMA_ADPCM = 0x0012, /* IMA ADPCM. */
- SF_FORMAT_MS_ADPCM = 0x0013, /* Microsoft ADPCM. */
-
- SF_FORMAT_GSM610 = 0x0020, /* GSM 6.10 encoding. */
- SF_FORMAT_VOX_ADPCM = 0x0021, /* OKI / Dialogix ADPCM */
-
- SF_FORMAT_G721_32 = 0x0030, /* 32kbs G721 ADPCM encoding. */
- SF_FORMAT_G723_24 = 0x0031, /* 24kbs G723 ADPCM encoding. */
- SF_FORMAT_G723_40 = 0x0032, /* 40kbs G723 ADPCM encoding. */
-
- SF_FORMAT_DWVW_12 = 0x0040, /* 12 bit Delta Width Variable Word encoding. */
- SF_FORMAT_DWVW_16 = 0x0041, /* 16 bit Delta Width Variable Word encoding. */
- SF_FORMAT_DWVW_24 = 0x0042, /* 24 bit Delta Width Variable Word encoding. */
- SF_FORMAT_DWVW_N = 0x0043, /* N bit Delta Width Variable Word encoding. */
-
- SF_FORMAT_DPCM_8 = 0x0050, /* 8 bit differential PCM (XI only) */
- SF_FORMAT_DPCM_16 = 0x0051, /* 16 bit differential PCM (XI only) */
-
-
- /* Endian-ness options. */
-
- SF_ENDIAN_FILE = 0x00000000, /* Default file endian-ness. */
- SF_ENDIAN_LITTLE = 0x10000000, /* Force little endian-ness. */
- SF_ENDIAN_BIG = 0x20000000, /* Force big endian-ness. */
- SF_ENDIAN_CPU = 0x30000000, /* Force CPU endian-ness. */
-
- SF_FORMAT_SUBMASK = 0x0000FFFF,
- SF_FORMAT_TYPEMASK = 0x0FFF0000,
- SF_FORMAT_ENDMASK = 0x30000000
-} ;
-
-/*
-** The following are the valid command numbers for the sf_command()
-** interface. The use of these commands is documented in the file
-** command.html in the doc directory of the source code distribution.
-*/
-
-enum
-{ SFC_GET_LIB_VERSION = 0x1000,
- SFC_GET_LOG_INFO = 0x1001,
- SFC_GET_CURRENT_SF_INFO = 0x1002,
-
-
- SFC_GET_NORM_DOUBLE = 0x1010,
- SFC_GET_NORM_FLOAT = 0x1011,
- SFC_SET_NORM_DOUBLE = 0x1012,
- SFC_SET_NORM_FLOAT = 0x1013,
- SFC_SET_SCALE_FLOAT_INT_READ = 0x1014,
- SFC_SET_SCALE_INT_FLOAT_WRITE = 0x1015,
-
- SFC_GET_SIMPLE_FORMAT_COUNT = 0x1020,
- SFC_GET_SIMPLE_FORMAT = 0x1021,
-
- SFC_GET_FORMAT_INFO = 0x1028,
-
- SFC_GET_FORMAT_MAJOR_COUNT = 0x1030,
- SFC_GET_FORMAT_MAJOR = 0x1031,
- SFC_GET_FORMAT_SUBTYPE_COUNT = 0x1032,
- SFC_GET_FORMAT_SUBTYPE = 0x1033,
-
- SFC_CALC_SIGNAL_MAX = 0x1040,
- SFC_CALC_NORM_SIGNAL_MAX = 0x1041,
- SFC_CALC_MAX_ALL_CHANNELS = 0x1042,
- SFC_CALC_NORM_MAX_ALL_CHANNELS = 0x1043,
- SFC_GET_SIGNAL_MAX = 0x1044,
- SFC_GET_MAX_ALL_CHANNELS = 0x1045,
-
- SFC_SET_ADD_PEAK_CHUNK = 0x1050,
-
- SFC_UPDATE_HEADER_NOW = 0x1060,
- SFC_SET_UPDATE_HEADER_AUTO = 0x1061,
-
- SFC_FILE_TRUNCATE = 0x1080,
-
- SFC_SET_RAW_START_OFFSET = 0x1090,
-
- SFC_SET_DITHER_ON_WRITE = 0x10A0,
- SFC_SET_DITHER_ON_READ = 0x10A1,
-
- SFC_GET_DITHER_INFO_COUNT = 0x10A2,
- SFC_GET_DITHER_INFO = 0x10A3,
-
- SFC_GET_EMBED_FILE_INFO = 0x10B0,
-
- SFC_SET_CLIPPING = 0x10C0,
- SFC_GET_CLIPPING = 0x10C1,
-
- SFC_GET_INSTRUMENT = 0x10D0,
- SFC_SET_INSTRUMENT = 0x10D1,
-
- SFC_GET_LOOP_INFO = 0x10E0,
-
- SFC_GET_BROADCAST_INFO = 0x10F0,
- SFC_SET_BROADCAST_INFO = 0x10F1,
-
- SFC_GET_CHANNEL_MAP_INFO = 0x1100,
- SFC_SET_CHANNEL_MAP_INFO = 0x1101,
-
- SFC_RAW_DATA_NEEDS_ENDSWAP = 0x1110,
-
- /* Support for Wavex Ambisonics Format */
- SFC_WAVEX_SET_AMBISONIC = 0x1200,
- SFC_WAVEX_GET_AMBISONIC = 0x1201,
-
- SFC_SET_VBR_ENCODING_QUALITY = 0x1300,
-
- /* Following commands for testing only. */
- SFC_TEST_IEEE_FLOAT_REPLACE = 0x6001,
-
- /*
- ** SFC_SET_ADD_* values are deprecated and will disappear at some
- ** time in the future. They are guaranteed to be here up to and
- ** including version 1.0.8 to avoid breakage of existng software.
- ** They currently do nothing and will continue to do nothing.
- */
- SFC_SET_ADD_DITHER_ON_WRITE = 0x1070,
- SFC_SET_ADD_DITHER_ON_READ = 0x1071
-} ;
-
-
-/*
-** String types that can be set and read from files. Not all file types
-** support this and even the file types which support one, may not support
-** all string types.
-*/
-
-enum
-{ SF_STR_TITLE = 0x01,
- SF_STR_COPYRIGHT = 0x02,
- SF_STR_SOFTWARE = 0x03,
- SF_STR_ARTIST = 0x04,
- SF_STR_COMMENT = 0x05,
- SF_STR_DATE = 0x06,
- SF_STR_ALBUM = 0x07,
- SF_STR_LICENSE = 0x08
-} ;
-
-/*
-** Use the following as the start and end index when doing metadata
-** transcoding.
-*/
-
-#define SF_STR_FIRST SF_STR_TITLE
-#define SF_STR_LAST SF_STR_LICENSE
-
-enum
-{ /* True and false */
- SF_FALSE = 0,
- SF_TRUE = 1,
-
- /* Modes for opening files. */
- SFM_READ = 0x10,
- SFM_WRITE = 0x20,
- SFM_RDWR = 0x30,
-
- SF_AMBISONIC_NONE = 0x40,
- SF_AMBISONIC_B_FORMAT = 0x41
-} ;
-
-/* Public error values. These are guaranteed to remain unchanged for the duration
-** of the library major version number.
-** There are also a large number of private error numbers which are internal to
-** the library which can change at any time.
-*/
-
-enum
-{ SF_ERR_NO_ERROR = 0,
- SF_ERR_UNRECOGNISED_FORMAT = 1,
- SF_ERR_SYSTEM = 2,
- SF_ERR_MALFORMED_FILE = 3,
- SF_ERR_UNSUPPORTED_ENCODING = 4
-} ;
-
-
-/* Channel map values (used with SFC_SET/GET_CHANNEL_MAP).
-*/
-
-enum
-{ SF_CHANNEL_MAP_INVALID = 0,
- SF_CHANNEL_MAP_MONO = 1,
- SF_CHANNEL_MAP_LEFT,
- SF_CHANNEL_MAP_RIGHT,
- SF_CHANNEL_MAP_CENTER,
- SF_CHANNEL_MAP_FRONT_LEFT,
- SF_CHANNEL_MAP_FRONT_RIGHT,
- SF_CHANNEL_MAP_FRONT_CENTER,
- SF_CHANNEL_MAP_REAR_CENTER,
- SF_CHANNEL_MAP_REAR_LEFT,
- SF_CHANNEL_MAP_REAR_RIGHT,
- SF_CHANNEL_MAP_LFE,
- SF_CHANNEL_MAP_FRONT_LEFT_OF_CENTER,
- SF_CHANNEL_MAP_FRONT_RIGHT_OF_CENTER,
- SF_CHANNEL_MAP_SIDE_LEFT,
- SF_CHANNEL_MAP_SIDE_RIGHT,
- SF_CHANNEL_MAP_TOP_CENTER,
- SF_CHANNEL_MAP_TOP_FRONT_LEFT,
- SF_CHANNEL_MAP_TOP_FRONT_RIGHT,
- SF_CHANNEL_MAP_TOP_FRONT_CENTER,
- SF_CHANNEL_MAP_TOP_REAR_LEFT,
- SF_CHANNEL_MAP_TOP_REAR_RIGHT,
- SF_CHANNEL_MAP_TOP_REAR_CENTER
-} ;
-
-
-/* A SNDFILE* pointer can be passed around much like stdio.h's FILE* pointer. */
-
-typedef struct SNDFILE_tag SNDFILE ;
-
-/* The following typedef is system specific and is defined when libsndfile is
-** compiled. sf_count_t can be one of loff_t (Linux), off_t (*BSD), off64_t
-** (Solaris), __int64_t (Win32) etc. On windows, we need to allow the same
-** header file to be compiler by both GCC and the microsoft compiler.
-*/
-
-#ifdef _MSCVER
-typedef __int64_t sf_count_t ;
-#define SF_COUNT_MAX 0x7fffffffffffffffi64
-#else
-typedef loff_t sf_count_t ;
-#define SF_COUNT_MAX 0x7FFFFFFFFFFFFFFFLL
-#endif
-
-
-/* A pointer to a SF_INFO structure is passed to sf_open_read () and filled in.
-** On write, the SF_INFO structure is filled in by the user and passed into
-** sf_open_write ().
-*/
-
-struct SF_INFO
-{ sf_count_t frames ; /* Used to be called samples. Changed to avoid confusion. */
- int samplerate ;
- int channels ;
- int format ;
- int sections ;
- int seekable ;
-} ;
-
-typedef struct SF_INFO SF_INFO ;
-
-/* The SF_FORMAT_INFO struct is used to retrieve information about the sound
-** file formats libsndfile supports using the sf_command () interface.
-**
-** Using this interface will allow applications to support new file formats
-** and encoding types when libsndfile is upgraded, without requiring
-** re-compilation of the application.
-**
-** Please consult the libsndfile documentation (particularly the information
-** on the sf_command () interface) for examples of its use.
-*/
-
-typedef struct
-{ int format ;
- const char *name ;
- const char *extension ;
-} SF_FORMAT_INFO ;
-
-/*
-** Enums and typedefs for adding dither on read and write.
-** See the html documentation for sf_command(), SFC_SET_DITHER_ON_WRITE
-** and SFC_SET_DITHER_ON_READ.
-*/
-
-enum
-{ SFD_DEFAULT_LEVEL = 0,
- SFD_CUSTOM_LEVEL = 0x40000000,
-
- SFD_NO_DITHER = 500,
- SFD_WHITE = 501,
- SFD_TRIANGULAR_PDF = 502
-} ;
-
-typedef struct
-{ int type ;
- double level ;
- const char *name ;
-} SF_DITHER_INFO ;
-
-/* Struct used to retrieve information about a file embedded within a
-** larger file. See SFC_GET_EMBED_FILE_INFO.
-*/
-
-typedef struct
-{ sf_count_t offset ;
- sf_count_t length ;
-} SF_EMBED_FILE_INFO ;
-
-/*
-** Structs used to retrieve music sample information from a file.
-*/
-
-enum
-{ /*
- ** The loop mode field in SF_INSTRUMENT will be one of the following.
- */
- SF_LOOP_NONE = 800,
- SF_LOOP_FORWARD,
- SF_LOOP_BACKWARD,
- SF_LOOP_ALTERNATING
-} ;
-
-typedef struct
-{ int gain ;
- char basenote, detune ;
- char velocity_lo, velocity_hi ;
- char key_lo, key_hi ;
- int loop_count ;
-
- struct
- { int mode ;
- unsigned int start ;
- unsigned int end ;
- unsigned int count ;
- } loops [16] ; /* make variable in a sensible way */
-} SF_INSTRUMENT ;
-
-
-
-/* Struct used to retrieve loop information from a file.*/
-typedef struct
-{
- short time_sig_num ; /* any positive integer > 0 */
- short time_sig_den ; /* any positive power of 2 > 0 */
- int loop_mode ; /* see SF_LOOP enum */
-
- int num_beats ; /* this is NOT the amount of quarter notes !!!*/
- /* a full bar of 4/4 is 4 beats */
- /* a full bar of 7/8 is 7 beats */
-
- float bpm ; /* suggestion, as it can be calculated using other fields:*/
- /* file's lenght, file's sampleRate and our time_sig_den*/
- /* -> bpms are always the amount of _quarter notes_ per minute */
-
- int root_key ; /* MIDI note, or -1 for None */
- int future [6] ;
-} SF_LOOP_INFO ;
-
-
-/* Struct used to retrieve broadcast (EBU) information from a file.
-** Strongly (!) based on EBU "bext" chunk format used in Broadcast WAVE.
-*/
-typedef struct
-{ char description [256] ;
- char originator [32] ;
- char originator_reference [32] ;
- char origination_date [10] ;
- char origination_time [8] ;
- int time_reference_low ;
- int time_reference_high ;
- short version ;
- char umid [64] ;
- char reserved [190] ;
- unsigned int coding_history_size ;
- char coding_history [256] ;
-} SF_BROADCAST_INFO ;
-
-typedef sf_count_t (*sf_vio_get_filelen) (void *user_data) ;
-typedef sf_count_t (*sf_vio_seek) (sf_count_t offset, int whence, void *user_data) ;
-typedef sf_count_t (*sf_vio_read) (void *ptr, sf_count_t count, void *user_data) ;
-typedef sf_count_t (*sf_vio_write) (const void *ptr, sf_count_t count, void *user_data) ;
-typedef sf_count_t (*sf_vio_tell) (void *user_data) ;
-
-struct SF_VIRTUAL_IO
-{ sf_vio_get_filelen get_filelen ;
- sf_vio_seek seek ;
- sf_vio_read read ;
- sf_vio_write write ;
- sf_vio_tell tell ;
-} ;
-
-typedef struct SF_VIRTUAL_IO SF_VIRTUAL_IO ;
-
-/* Open the specified file for read, write or both. On error, this will
-** return a NULL pointer. To find the error number, pass a NULL SNDFILE
-** to sf_perror () or sf_error_str ().
-** All calls to sf_open() should be matched with a call to sf_close().
-*/
-
-SNDFILE* sf_open (const char *path, int mode, SF_INFO *sfinfo) ;
-
-/* Use the existing file descriptor to create a SNDFILE object. If close_desc
-** is TRUE, the file descriptor will be closed when sf_close() is called. If
-** it is FALSE, the descritor will not be closed.
-** When passed a descriptor like this, the library will assume that the start
-** of file header is at the current file offset. This allows sound files within
-** larger container files to be read and/or written.
-** On error, this will return a NULL pointer. To find the error number, pass a
-** NULL SNDFILE to sf_perror () or sf_error_str ().
-** All calls to sf_open_fd() should be matched with a call to sf_close().
-
-*/
-
-SNDFILE* sf_open_fd (int fd, int mode, SF_INFO *sfinfo, int close_desc) ;
-
-SNDFILE* sf_open_virtual (SF_VIRTUAL_IO *sfvirtual, int mode, SF_INFO *sfinfo, void *user_data) ;
-
-/* sf_error () returns a error number which can be translated to a text
-** string using sf_error_number().
-*/
-
-int sf_error (SNDFILE *sndfile) ;
-
-/* sf_strerror () returns to the caller a pointer to the current error message for
-** the given SNDFILE.
-*/
-
-const char* sf_strerror (SNDFILE *sndfile) ;
-
-/* sf_error_number () allows the retrieval of the error string for each internal
-** error number.
-**
-*/
-
-const char* sf_error_number (int errnum) ;
-
-/* The following three error functions are deprecated but they will remain in the
-** library for the forseeable future. The function sf_strerror() should be used
-** in their place.
-*/
-
-int sf_perror (SNDFILE *sndfile) ;
-int sf_error_str (SNDFILE *sndfile, char* str, size_t len) ;
-
-
-/* Return TRUE if fields of the SF_INFO struct are a valid combination of values. */
-
-int sf_command (SNDFILE *sndfile, int command, void *data, int datasize) ;
-
-/* Return TRUE if fields of the SF_INFO struct are a valid combination of values. */
-
-int sf_format_check (const SF_INFO *info) ;
-
-/* Seek within the waveform data chunk of the SNDFILE. sf_seek () uses
-** the same values for whence (SEEK_SET, SEEK_CUR and SEEK_END) as
-** stdio.h function fseek ().
-** An offset of zero with whence set to SEEK_SET will position the
-** read / write pointer to the first data sample.
-** On success sf_seek returns the current position in (multi-channel)
-** samples from the start of the file.
-** Please see the libsndfile documentation for moving the read pointer
-** separately from the write pointer on files open in mode SFM_RDWR.
-** On error all of these functions return -1.
-*/
-
-sf_count_t sf_seek (SNDFILE *sndfile, sf_count_t frames, int whence) ;
-
-/* Functions for retrieving and setting string data within sound files.
-** Not all file types support this features; AIFF and WAV do. For both
-** functions, the str_type parameter must be one of the SF_STR_* values
-** defined above.
-** On error, sf_set_string() returns non-zero while sf_get_string()
-** returns NULL.
-*/
-
-int sf_set_string (SNDFILE *sndfile, int str_type, const char* str) ;
-
-const char* sf_get_string (SNDFILE *sndfile, int str_type) ;
-
-/* Functions for reading/writing the waveform data of a sound file.
-*/
-
-sf_count_t sf_read_raw (SNDFILE *sndfile, void *ptr, sf_count_t bytes) ;
-sf_count_t sf_write_raw (SNDFILE *sndfile, const void *ptr, sf_count_t bytes) ;
-
-/* Functions for reading and writing the data chunk in terms of frames.
-** The number of items actually read/written = frames * number of channels.
-** sf_xxxx_raw read/writes the raw data bytes from/to the file
-** sf_xxxx_short passes data in the native short format
-** sf_xxxx_int passes data in the native int format
-** sf_xxxx_float passes data in the native float format
-** sf_xxxx_double passes data in the native double format
-** All of these read/write function return number of frames read/written.
-*/
-
-sf_count_t sf_readf_short (SNDFILE *sndfile, short *ptr, sf_count_t frames) ;
-sf_count_t sf_writef_short (SNDFILE *sndfile, const short *ptr, sf_count_t frames) ;
-
-sf_count_t sf_readf_int (SNDFILE *sndfile, int *ptr, sf_count_t frames) ;
-sf_count_t sf_writef_int (SNDFILE *sndfile, const int *ptr, sf_count_t frames) ;
-
-sf_count_t sf_readf_float (SNDFILE *sndfile, float *ptr, sf_count_t frames) ;
-sf_count_t sf_writef_float (SNDFILE *sndfile, const float *ptr, sf_count_t frames) ;
-
-sf_count_t sf_readf_double (SNDFILE *sndfile, double *ptr, sf_count_t frames) ;
-sf_count_t sf_writef_double (SNDFILE *sndfile, const double *ptr, sf_count_t frames) ;
-
-/* Functions for reading and writing the data chunk in terms of items.
-** Otherwise similar to above.
-** All of these read/write function return number of items read/written.
-*/
-
-sf_count_t sf_read_short (SNDFILE *sndfile, short *ptr, sf_count_t items) ;
-sf_count_t sf_write_short (SNDFILE *sndfile, const short *ptr, sf_count_t items) ;
-
-sf_count_t sf_read_int (SNDFILE *sndfile, int *ptr, sf_count_t items) ;
-sf_count_t sf_write_int (SNDFILE *sndfile, const int *ptr, sf_count_t items) ;
-
-sf_count_t sf_read_float (SNDFILE *sndfile, float *ptr, sf_count_t items) ;
-sf_count_t sf_write_float (SNDFILE *sndfile, const float *ptr, sf_count_t items) ;
-
-sf_count_t sf_read_double (SNDFILE *sndfile, double *ptr, sf_count_t items) ;
-sf_count_t sf_write_double (SNDFILE *sndfile, const double *ptr, sf_count_t items) ;
-
-/* Close the SNDFILE and clean up all memory allocations associated with this
-** file.
-** Returns 0 on success, or an error number.
-*/
-
-int sf_close (SNDFILE *sndfile) ;
-
-/* If the file is opened SFM_WRITE or SFM_RDWR, call fsync() on the file
-** to force the writing of data to disk. If the file is opened SFM_READ
-** no action is taken.
-*/
-
-void sf_write_sync (SNDFILE *sndfile) ;
-
-#ifdef __cplusplus
-} /* extern "C" */
-#endif /* __cplusplus */
-
-#endif /* SNDFILE_H */