hsndfile 0.2.0 → 0.3.2
raw patch · 3 files changed
+595/−28 lines, 3 filesdep ~basePVP ok
version bump matches the API change (PVP)
Dependency ranges changed: base
API changes (from Hackage documentation)
Files
- Sound/File/Sndfile/Exception.hs +10/−5
- hsndfile.cabal +31/−23
- libsndfile/sndfile.h +554/−0
Sound/File/Sndfile/Exception.hs view
@@ -5,9 +5,10 @@ catch, throw ) where -import Control.Exception (catchDyn, throwDyn)-import Data.Typeable (Typeable)-import Prelude hiding (catch)+import Control.Exception (fromException, toException, SomeException(..))+import qualified Control.Exception as E+import Data.Typeable (Typeable)+import Prelude hiding (catch) -- |Values of type 'Exception' are thrown by the library when an error occurs. --@@ -20,6 +21,10 @@ | UnsupportedEncoding { errorString :: String } deriving (Typeable, Show) +instance E.Exception (Exception) where+ toException = SomeException+ fromException = const Nothing+ -- | Construct 'Exception' from error code and string. fromErrorCode :: Int -> String -> Exception fromErrorCode 1 = UnrecognisedFormat@@ -30,8 +35,8 @@ -- |Catch values of type 'Exception'. catch :: IO a -> (Exception -> IO a) -> IO a-catch = catchDyn+catch = E.catch -- | Throw 'Exception' according to error code and string throw :: Int -> String -> a-throw code str = throwDyn (fromErrorCode code str)+throw code str = E.throw (fromErrorCode code str)
hsndfile.cabal view
@@ -1,32 +1,40 @@-Name: hsndfile-Version: 0.2.0-Category: Sound-License: GPL-License-File: COPYING-Copyright: Stefan Kersten, 2007-2008-Author: Stefan Kersten-Maintainer: Stefan Kersten <sk@k-hornz.de>-Stability: Experimental-Homepage: http://darcs.k-hornz.de/cgi-bin/darcsweb.cgi?r=hsndfile;a=summary-Synopsis: Haskell bindings for libsndfile-Description: Haskell bindings for libsndfile.+name: hsndfile+version: 0.3.2+category: Sound+license: GPL+license-file: COPYING+copyright: Stefan Kersten, 2007-2008+author: Stefan Kersten+maintainer: Stefan Kersten <sk@k-hornz.de>+stability: Experimental+homepage: http://darcs.k-hornz.de/cgi-bin/darcsweb.cgi?r=hsndfile;a=summary+synopsis: Haskell bindings for libsndfile+description: Haskell bindings for libsndfile. . Libsndfile is a comprehensive C library for reading and writing a large number of soundfile formats: <http://www.mega-nerd.com/libsndfile/>.- .- Changelog and source tarballs can be found at- <http://space.k-hornz.de/files/software/hsndfile>-Tested-With: GHC-Build-Type: Simple-Build-Depends: array, base, carray >= 0.1.2, haskell98-Build-Tools: c2hs >= 0.15-Exposed-Modules: Sound.File.Sndfile-Other-Modules: C2HS+ .+ Changelog and source tarballs can be found at+ <http://space.k-hornz.de/files/software/hsndfile>+tested-with: GHC+build-type: Simple+cabal-version: >= 1.2++extra-source-files:+ libsndfile/sndfile.h++library+ build-depends: array, base >= 4.0.0.0, carray >= 0.1.2, haskell98+ build-tools: c2hs >= 0.15+ exposed-modules: Sound.File.Sndfile+ other-modules: C2HS Sound.File.Sndfile.Buffer Sound.File.Sndfile.Buffer.IOCArray Sound.File.Sndfile.Buffer.Storable Sound.File.Sndfile.Exception Sound.File.Sndfile.Interface-Ghc-Options: -Wall -fno-warn-name-shadowing-Extra-Libraries: sndfile+ ghc-options: -Wall -fno-warn-name-shadowing+ extra-libraries: sndfile+ if os(windows)+ include-dirs: libsndfile
+ libsndfile/sndfile.h view
@@ -0,0 +1,554 @@+/*+** Copyright (C) 1999-2006 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>++/* For the Metrowerks CodeWarrior Pro Compiler (mainly MacOS) */++#if (defined (__MWERKS__))+#include <unix.h>+#else+#include <sys/types.h>+#endif++#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 */++ /* 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_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_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,++ /* 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+} ;++/*+** 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_DATE++enum+{ /* True and false */+ SF_FALSE = 0,+ SF_TRUE = 1,++ /* Modes for opening files. */+ SFM_READ = 0x10,+ SFM_WRITE = 0x20,+ SFM_RDWR = 0x30+} ;++/* 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+} ;++/* 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.+*/++typedef __int64 sf_count_t ;++#define SF_COUNT_MAX 0x7FFFFFFFFFFFFFFFLL++/* 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 */