Section 3: library functions
NAME aio_error – get error status of asynchronous I/O operation SYNOPSIS #include <aio.h> int aio_error(const struct aiocb *aiocbp); Link with -lrt. DESCRIPTION The aio_error() function returns the error status for the asynchronous I/O request with control block pointed to by aiocbp. (See aio(7) for a description of the aiocb structure.) RETURN VALUE This function returns…
NAME aio_cancel – cancel an outstanding asynchronous I/O request SYNOPSIS #include <aio.h> int aio_cancel(int fd, struct aiocb *aiocbp); Link with -lrt. DESCRIPTION The aio_cancel() function attempts to cancel outstanding asynchronous I/O requests for the file descriptor fd. If aiocbp is NULL, all such requests are canceled. Otherwise, only the request described by the control block…
NAME Agraph – abstract graph library SYNOPSIS #include <graphviz/agraph.h> TYPES Agraph_t; Agnode_t; Agedge_t; Agdesc_t; Agdisc_t; Agsym_t; GRAPHS Agraph_t *agopen(char *name, Agdesc_t kind, Agdisc_t *disc); int agclose(Agraph_t *g); Agraph_t *agread(void *file, Agdisc_t *); Agraph_t *agconcat(Agraph_t *g, void *chan, Agdisc_t *disc) int agwrite(Agraph_t *g, void *file); int agnnodes(Agraph_t *g), agnedges(Agraph_t *g); SUBGRAPHS Agraph_t *agsubg(Agraph_t *g, char *name,…
ql/experimental/risk/sensitivityanalysis.hpp – sensitivity analysis function Synopsis #include <ql/types.hpp> #include <ql/utilities/null.hpp> #include <boost/shared_ptr.hpp> #include <vector> Enumerations enum SensitivityAnalysis { OneSide, Centered } Finite differences calculation. Functions Real aggregateNPV (const std::vector< boost::shared_ptr< Instrument > > &, const std::vector< Real > &quantities) utility fuction for weighted sum of NPVs std::pair< Real, Real > parallelAnalysis (const std::vector< Handle< SimpleQuote…
NAME ql/currencies/africa.hpp – African currencies. SYNOPSIS #include <ql/currency.hpp> Classes class ZARCurrency South-African rand. Detailed Description African currencies. Data from http://fx.sauder.ubc.ca/currency_table.html and http://www.thefinancials.com/vortex/CurrencyFormats.html Author Generated automatically by Doxygen for QuantLib from the source code. Index
afReadMisc, afWriteMisc, afSeekMisc – access miscellaneous metadata in an audio file Synopsis #include <audiofile.h> int afReadMisc (AFfilehandle file, int miscid, void *buffer, int nbytes); int afWriteMisc (AFfilehandle file, int miscid, const void *buffer, int nbytes); int afSeekMisc (AFfilehandle file, int miscid, int offbytes); Description afReadMisc reads up to nbytes from the miscellaneous data chunk identified…
afWriteFrames – write sample frames to a track in an audio file Synopsis #include <audiofile.h> AFframecount afWriteFrames(AFfilehandle file, int track, const void *data, AFframecount count); Description afWriteFrames attempts to write up to count frames of audio data from the buffer data to the audio file handle file. Parameters file is a valid file handle returned…
afSeekFrame, afTellFrame – update or access the current sample frame position for a track in an audio file Synopsis #include <audiofile.h> AFframecount afSeekFrame(AFfilehandle file, int track, AFframecount frameOffset); AFframecount afTellFrame(AFfilehandle file, int track); Parameters file is a valid audio file handle created by afOpenFile(3). track identifies an audio track within the file. track is always…
afSetVirtualByteOrder, afSetVirtualChannels, afSetVirtualPCMMapping, afSetVirtualSampleFormat – set the virtual data format for a track in an audio file Synopsis #include <audiofile.h> int afSetVirtualByteOrder (AFfilehandle file, int track, int byteOrder); int afSetVirtualChannels (AFfilehandle file, int track, int channels); int afSetVirtualSampleFormat (AFfilehandle file, int track, int sampleFormat, int sampleWidth); int afSetVirtualPCMMapping (AFfilehandle file, int track, double slope, double…
afSetVirtualByteOrder, afSetVirtualChannels, afSetVirtualPCMMapping, afSetVirtualSampleFormat – set the virtual data format for a track in an audio file Synopsis #include <audiofile.h> int afSetVirtualByteOrder (AFfilehandle file, int track, int byteOrder); int afSetVirtualChannels (AFfilehandle file, int track, int channels); int afSetVirtualSampleFormat (AFfilehandle file, int track, int sampleFormat, int sampleWidth); int afSetVirtualPCMMapping (AFfilehandle file, int track, double slope, double…
afSetVirtualByteOrder, afSetVirtualChannels, afSetVirtualPCMMapping, afSetVirtualSampleFormat – set the virtual data format for a track in an audio file Synopsis #include <audiofile.h> int afSetVirtualByteOrder (AFfilehandle file, int track, int byteOrder); int afSetVirtualChannels (AFfilehandle file, int track, int channels); int afSetVirtualSampleFormat (AFfilehandle file, int track, int sampleFormat, int sampleWidth); int afSetVirtualPCMMapping (AFfilehandle file, int track, double slope, double…
afSetVirtualByteOrder, afSetVirtualChannels, afSetVirtualPCMMapping, afSetVirtualSampleFormat – set the virtual data format for a track in an audio file Synopsis #include <audiofile.h> int afSetVirtualByteOrder (AFfilehandle file, int track, int byteOrder); int afSetVirtualChannels (AFfilehandle file, int track, int channels); int afSetVirtualSampleFormat (AFfilehandle file, int track, int sampleFormat, int sampleWidth); int afSetVirtualPCMMapping (AFfilehandle file, int track, double slope, double…
afSetErrorHandler – install a custom error handling routine Synopsis #include <audiofile.h> AFerrfunc afSetErrorHandler (AFerrfunc errorFunction); Parameters errorFunction is a pointer to an error handling function. Description afSetErrorHandler allows the user to install an error handling function overriding the default function. Return Value The value returned from afSetErrorHandler is a pointer to the previous error handling…
afReadMisc, afWriteMisc, afSeekMisc – access miscellaneous metadata in an audio file Synopsis #include <audiofile.h> int afReadMisc (AFfilehandle file, int miscid, void *buffer, int nbytes); int afWriteMisc (AFfilehandle file, int miscid, const void *buffer, int nbytes); int afSeekMisc (AFfilehandle file, int miscid, int offbytes); Description afReadMisc reads up to nbytes from the miscellaneous data chunk identified…
afSeekFrame, afTellFrame – update or access the current sample frame position for a track in an audio file Synopsis #include <audiofile.h> AFframecount afSeekFrame(AFfilehandle file, int track, AFframecount frameOffset); AFframecount afTellFrame(AFfilehandle file, int track); Parameters file is a valid audio file handle created by afOpenFile(3). track identifies an audio track within the file. track is always…
afReadMisc, afWriteMisc, afSeekMisc – access miscellaneous metadata in an audio file Synopsis #include <audiofile.h> int afReadMisc (AFfilehandle file, int miscid, void *buffer, int nbytes); int afWriteMisc (AFfilehandle file, int miscid, const void *buffer, int nbytes); int afSeekMisc (AFfilehandle file, int miscid, int offbytes); Description afReadMisc reads up to nbytes from the miscellaneous data chunk identified…
afReadFrames – read sample frames from a track in an audio file Synopsis #include <audiofile.h> AFframecount afReadFrames(AFfilehandle file, int track, void *data, int count); Description afReadFrames attempts to read up to count frames of audio data from the audio file handle file into the buffer at data. Parameters file is a valid file handle returned…
afQuery, afQueryLong, afQueryDouble, afQueryPointer – query the capabilities of the Audio File Library Synopsis #include <audiofile.h> AUpvlist afQuery (int querytype, int arg1, int arg2, int arg3, int arg4); long afQueryLong (int querytype, int arg1, int arg2, int arg3, int arg4); double afQueryDouble (int querytype, int arg1, int arg2, int arg3, int arg4); void *afQueryPointer (int…
afQuery, afQueryLong, afQueryDouble, afQueryPointer – query the capabilities of the Audio File Library Synopsis #include <audiofile.h> AUpvlist afQuery (int querytype, int arg1, int arg2, int arg3, int arg4); long afQueryLong (int querytype, int arg1, int arg2, int arg3, int arg4); double afQueryDouble (int querytype, int arg1, int arg2, int arg3, int arg4); void *afQueryPointer (int…
afQuery, afQueryLong, afQueryDouble, afQueryPointer – query the capabilities of the Audio File Library Synopsis #include <audiofile.h> AUpvlist afQuery (int querytype, int arg1, int arg2, int arg3, int arg4); long afQueryLong (int querytype, int arg1, int arg2, int arg3, int arg4); double afQueryDouble (int querytype, int arg1, int arg2, int arg3, int arg4); void *afQueryPointer (int…