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Move stuff to vendor
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Sergeanur
446
vendor/libsndfile/include/sndfile.hh
vendored
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446
vendor/libsndfile/include/sndfile.hh
vendored
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@ -0,0 +1,446 @@
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/*
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** Copyright (C) 2005-2012 Erik de Castro Lopo <erikd@mega-nerd.com>
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**
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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**
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the author nor the names of any contributors may be used
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** to endorse or promote products derived from this software without
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** specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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** TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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** EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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** OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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** OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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** ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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** The above modified BSD style license (GPL and LGPL compatible) applies to
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** this file. It does not apply to libsndfile itself which is released under
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** the GNU LGPL or the libsndfile test suite which is released under the GNU
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** GPL.
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** This means that this header file can be used under this modified BSD style
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** license, but the LGPL still holds for the libsndfile library itself.
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*/
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/*
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** sndfile.hh -- A lightweight C++ wrapper for the libsndfile API.
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**
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** All the methods are inlines and all functionality is contained in this
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** file. There is no separate implementation file.
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**
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** API documentation is in the doc/ directory of the source code tarball
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** and at http://www.mega-nerd.com/libsndfile/api.html.
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*/
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#ifndef SNDFILE_HH
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#define SNDFILE_HH
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#include <sndfile.h>
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#include <string>
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#include <new> // for std::nothrow
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class SndfileHandle
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{ private :
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struct SNDFILE_ref
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{ SNDFILE_ref (void) ;
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~SNDFILE_ref (void) ;
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SNDFILE *sf ;
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SF_INFO sfinfo ;
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int ref ;
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} ;
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SNDFILE_ref *p ;
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public :
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/* Default constructor */
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SndfileHandle (void) : p (NULL) {} ;
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SndfileHandle (const char *path, int mode = SFM_READ,
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int format = 0, int channels = 0, int samplerate = 0) ;
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SndfileHandle (std::string const & path, int mode = SFM_READ,
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int format = 0, int channels = 0, int samplerate = 0) ;
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SndfileHandle (int fd, bool close_desc, int mode = SFM_READ,
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int format = 0, int channels = 0, int samplerate = 0) ;
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SndfileHandle (SF_VIRTUAL_IO &sfvirtual, void *user_data, int mode = SFM_READ,
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int format = 0, int channels = 0, int samplerate = 0) ;
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#ifdef ENABLE_SNDFILE_WINDOWS_PROTOTYPES
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SndfileHandle (LPCWSTR wpath, int mode = SFM_READ,
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int format = 0, int channels = 0, int samplerate = 0) ;
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#endif
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~SndfileHandle (void) ;
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SndfileHandle (const SndfileHandle &orig) ;
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SndfileHandle & operator = (const SndfileHandle &rhs) ;
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/* Mainly for debugging/testing. */
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int refCount (void) const { return (p == NULL) ? 0 : p->ref ; }
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operator bool () const { return (p != NULL) ; }
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bool operator == (const SndfileHandle &rhs) const { return (p == rhs.p) ; }
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sf_count_t frames (void) const { return p ? p->sfinfo.frames : 0 ; }
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int format (void) const { return p ? p->sfinfo.format : 0 ; }
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int channels (void) const { return p ? p->sfinfo.channels : 0 ; }
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int samplerate (void) const { return p ? p->sfinfo.samplerate : 0 ; }
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int error (void) const ;
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const char * strError (void) const ;
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int command (int cmd, void *data, int datasize) ;
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sf_count_t seek (sf_count_t frames, int whence) ;
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void writeSync (void) ;
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int setString (int str_type, const char* str) ;
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const char* getString (int str_type) const ;
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static int formatCheck (int format, int channels, int samplerate) ;
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sf_count_t read (short *ptr, sf_count_t items) ;
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sf_count_t read (int *ptr, sf_count_t items) ;
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sf_count_t read (float *ptr, sf_count_t items) ;
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sf_count_t read (double *ptr, sf_count_t items) ;
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sf_count_t write (const short *ptr, sf_count_t items) ;
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sf_count_t write (const int *ptr, sf_count_t items) ;
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sf_count_t write (const float *ptr, sf_count_t items) ;
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sf_count_t write (const double *ptr, sf_count_t items) ;
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sf_count_t readf (short *ptr, sf_count_t frames) ;
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sf_count_t readf (int *ptr, sf_count_t frames) ;
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sf_count_t readf (float *ptr, sf_count_t frames) ;
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sf_count_t readf (double *ptr, sf_count_t frames) ;
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sf_count_t writef (const short *ptr, sf_count_t frames) ;
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sf_count_t writef (const int *ptr, sf_count_t frames) ;
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sf_count_t writef (const float *ptr, sf_count_t frames) ;
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sf_count_t writef (const double *ptr, sf_count_t frames) ;
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sf_count_t readRaw (void *ptr, sf_count_t bytes) ;
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sf_count_t writeRaw (const void *ptr, sf_count_t bytes) ;
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/**< Raw access to the handle. SndfileHandle keeps ownership. */
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SNDFILE * rawHandle (void) ;
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/**< Take ownership of handle, if reference count is 1. */
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SNDFILE * takeOwnership (void) ;
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} ;
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/*==============================================================================
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** Nothing but implementation below.
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*/
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inline
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SndfileHandle::SNDFILE_ref::SNDFILE_ref (void)
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: sf (NULL), sfinfo (), ref (1)
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{}
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inline
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SndfileHandle::SNDFILE_ref::~SNDFILE_ref (void)
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{ if (sf != NULL) sf_close (sf) ; }
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inline
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SndfileHandle::SndfileHandle (const char *path, int mode, int fmt, int chans, int srate)
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: p (NULL)
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{
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p = new (std::nothrow) SNDFILE_ref () ;
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if (p != NULL)
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{ p->ref = 1 ;
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p->sfinfo.frames = 0 ;
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p->sfinfo.channels = chans ;
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p->sfinfo.format = fmt ;
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p->sfinfo.samplerate = srate ;
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p->sfinfo.sections = 0 ;
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p->sfinfo.seekable = 0 ;
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p->sf = sf_open (path, mode, &p->sfinfo) ;
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} ;
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return ;
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} /* SndfileHandle const char * constructor */
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inline
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SndfileHandle::SndfileHandle (std::string const & path, int mode, int fmt, int chans, int srate)
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: p (NULL)
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{
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p = new (std::nothrow) SNDFILE_ref () ;
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if (p != NULL)
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{ p->ref = 1 ;
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p->sfinfo.frames = 0 ;
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p->sfinfo.channels = chans ;
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p->sfinfo.format = fmt ;
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p->sfinfo.samplerate = srate ;
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p->sfinfo.sections = 0 ;
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p->sfinfo.seekable = 0 ;
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p->sf = sf_open (path.c_str (), mode, &p->sfinfo) ;
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} ;
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return ;
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} /* SndfileHandle std::string constructor */
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inline
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SndfileHandle::SndfileHandle (int fd, bool close_desc, int mode, int fmt, int chans, int srate)
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: p (NULL)
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{
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if (fd < 0)
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return ;
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p = new (std::nothrow) SNDFILE_ref () ;
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if (p != NULL)
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{ p->ref = 1 ;
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p->sfinfo.frames = 0 ;
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p->sfinfo.channels = chans ;
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p->sfinfo.format = fmt ;
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p->sfinfo.samplerate = srate ;
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p->sfinfo.sections = 0 ;
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p->sfinfo.seekable = 0 ;
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p->sf = sf_open_fd (fd, mode, &p->sfinfo, close_desc) ;
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} ;
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return ;
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} /* SndfileHandle fd constructor */
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inline
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SndfileHandle::SndfileHandle (SF_VIRTUAL_IO &sfvirtual, void *user_data, int mode, int fmt, int chans, int srate)
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: p (NULL)
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{
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p = new (std::nothrow) SNDFILE_ref () ;
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if (p != NULL)
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{ p->ref = 1 ;
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p->sfinfo.frames = 0 ;
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p->sfinfo.channels = chans ;
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p->sfinfo.format = fmt ;
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p->sfinfo.samplerate = srate ;
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p->sfinfo.sections = 0 ;
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p->sfinfo.seekable = 0 ;
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p->sf = sf_open_virtual (&sfvirtual, mode, &p->sfinfo, user_data) ;
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} ;
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return ;
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} /* SndfileHandle std::string constructor */
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inline
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SndfileHandle::~SndfileHandle (void)
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{ if (p != NULL && --p->ref == 0)
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delete p ;
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} /* SndfileHandle destructor */
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inline
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SndfileHandle::SndfileHandle (const SndfileHandle &orig)
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: p (orig.p)
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{ if (p != NULL)
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++p->ref ;
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} /* SndfileHandle copy constructor */
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inline SndfileHandle &
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SndfileHandle::operator = (const SndfileHandle &rhs)
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{
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if (&rhs == this)
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return *this ;
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if (p != NULL && --p->ref == 0)
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delete p ;
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p = rhs.p ;
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if (p != NULL)
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++p->ref ;
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return *this ;
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} /* SndfileHandle assignment operator */
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inline int
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SndfileHandle::error (void) const
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{ return sf_error (p->sf) ; }
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inline const char *
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SndfileHandle::strError (void) const
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{ return sf_strerror (p->sf) ; }
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inline int
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SndfileHandle::command (int cmd, void *data, int datasize)
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{ return sf_command (p->sf, cmd, data, datasize) ; }
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inline sf_count_t
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SndfileHandle::seek (sf_count_t frame_count, int whence)
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{ return sf_seek (p->sf, frame_count, whence) ; }
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inline void
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SndfileHandle::writeSync (void)
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{ sf_write_sync (p->sf) ; }
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inline int
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SndfileHandle::setString (int str_type, const char* str)
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{ return sf_set_string (p->sf, str_type, str) ; }
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inline const char*
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SndfileHandle::getString (int str_type) const
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{ return sf_get_string (p->sf, str_type) ; }
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inline int
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SndfileHandle::formatCheck (int fmt, int chans, int srate)
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{
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SF_INFO sfinfo ;
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sfinfo.frames = 0 ;
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sfinfo.channels = chans ;
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sfinfo.format = fmt ;
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sfinfo.samplerate = srate ;
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sfinfo.sections = 0 ;
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sfinfo.seekable = 0 ;
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return sf_format_check (&sfinfo) ;
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}
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/*---------------------------------------------------------------------*/
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inline sf_count_t
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SndfileHandle::read (short *ptr, sf_count_t items)
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{ return sf_read_short (p->sf, ptr, items) ; }
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inline sf_count_t
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SndfileHandle::read (int *ptr, sf_count_t items)
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{ return sf_read_int (p->sf, ptr, items) ; }
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inline sf_count_t
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SndfileHandle::read (float *ptr, sf_count_t items)
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{ return sf_read_float (p->sf, ptr, items) ; }
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inline sf_count_t
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SndfileHandle::read (double *ptr, sf_count_t items)
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{ return sf_read_double (p->sf, ptr, items) ; }
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inline sf_count_t
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SndfileHandle::write (const short *ptr, sf_count_t items)
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{ return sf_write_short (p->sf, ptr, items) ; }
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inline sf_count_t
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SndfileHandle::write (const int *ptr, sf_count_t items)
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{ return sf_write_int (p->sf, ptr, items) ; }
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inline sf_count_t
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SndfileHandle::write (const float *ptr, sf_count_t items)
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{ return sf_write_float (p->sf, ptr, items) ; }
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inline sf_count_t
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SndfileHandle::write (const double *ptr, sf_count_t items)
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{ return sf_write_double (p->sf, ptr, items) ; }
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inline sf_count_t
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SndfileHandle::readf (short *ptr, sf_count_t frame_count)
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{ return sf_readf_short (p->sf, ptr, frame_count) ; }
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inline sf_count_t
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SndfileHandle::readf (int *ptr, sf_count_t frame_count)
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{ return sf_readf_int (p->sf, ptr, frame_count) ; }
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inline sf_count_t
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SndfileHandle::readf (float *ptr, sf_count_t frame_count)
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{ return sf_readf_float (p->sf, ptr, frame_count) ; }
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inline sf_count_t
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SndfileHandle::readf (double *ptr, sf_count_t frame_count)
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{ return sf_readf_double (p->sf, ptr, frame_count) ; }
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inline sf_count_t
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SndfileHandle::writef (const short *ptr, sf_count_t frame_count)
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{ return sf_writef_short (p->sf, ptr, frame_count) ; }
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inline sf_count_t
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SndfileHandle::writef (const int *ptr, sf_count_t frame_count)
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{ return sf_writef_int (p->sf, ptr, frame_count) ; }
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inline sf_count_t
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SndfileHandle::writef (const float *ptr, sf_count_t frame_count)
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{ return sf_writef_float (p->sf, ptr, frame_count) ; }
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inline sf_count_t
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SndfileHandle::writef (const double *ptr, sf_count_t frame_count)
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{ return sf_writef_double (p->sf, ptr, frame_count) ; }
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inline sf_count_t
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SndfileHandle::readRaw (void *ptr, sf_count_t bytes)
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{ return sf_read_raw (p->sf, ptr, bytes) ; }
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inline sf_count_t
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SndfileHandle::writeRaw (const void *ptr, sf_count_t bytes)
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{ return sf_write_raw (p->sf, ptr, bytes) ; }
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inline SNDFILE *
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SndfileHandle::rawHandle (void)
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{ return (p ? p->sf : NULL) ; }
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inline SNDFILE *
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SndfileHandle::takeOwnership (void)
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{
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if (p == NULL || (p->ref != 1))
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return NULL ;
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SNDFILE * sf = p->sf ;
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p->sf = NULL ;
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delete p ;
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p = NULL ;
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return sf ;
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}
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#ifdef ENABLE_SNDFILE_WINDOWS_PROTOTYPES
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inline
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SndfileHandle::SndfileHandle (LPCWSTR wpath, int mode, int fmt, int chans, int srate)
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: p (NULL)
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{
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p = new (std::nothrow) SNDFILE_ref () ;
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if (p != NULL)
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||||
{ p->ref = 1 ;
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p->sfinfo.frames = 0 ;
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p->sfinfo.channels = chans ;
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p->sfinfo.format = fmt ;
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p->sfinfo.samplerate = srate ;
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p->sfinfo.sections = 0 ;
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p->sfinfo.seekable = 0 ;
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p->sf = sf_wchar_open (wpath, mode, &p->sfinfo) ;
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} ;
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return ;
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} /* SndfileHandle const wchar_t * constructor */
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||||
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||||
#endif
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||||
#endif /* SNDFILE_HH */
|
||||
|
||||
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