GNU Radio 3.5.1 C++ API
gr_file_source Class Reference

Read stream from file. More...

#include <gr_file_source.h>

Inheritance diagram for gr_file_source:

List of all members.

Public Member Functions

 ~gr_file_source ()
int work (int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items)
 just like gr_block::general_work, only this arranges to call consume_each for you
bool seek (long seek_point, int whence)
 seek file to seek_point relative to whence

Protected Member Functions

 gr_file_source (size_t itemsize, const char *filename, bool repeat)

Friends

GR_CORE_API gr_file_source_sptr gr_make_file_source (size_t itemsize, const char *filename, bool repeat)

Detailed Description

Read stream from file.


Constructor & Destructor Documentation

gr_file_source::gr_file_source ( size_t  itemsize,
const char *  filename,
bool  repeat 
) [protected]
gr_file_source::~gr_file_source ( )

Member Function Documentation

bool gr_file_source::seek ( long  seek_point,
int  whence 
)

seek file to seek_point relative to whence

Parameters:
seek_pointsample offset in file
whenceone of SEEK_SET, SEEK_CUR, SEEK_END (man fseek)
int gr_file_source::work ( int  noutput_items,
gr_vector_const_void_star input_items,
gr_vector_void_star output_items 
) [virtual]

just like gr_block::general_work, only this arranges to call consume_each for you

The user must override work to define the signal processing code

Implements gr_sync_block.


Friends And Related Function Documentation

GR_CORE_API gr_file_source_sptr gr_make_file_source ( size_t  itemsize,
const char *  filename,
bool  repeat 
) [friend]

The documentation for this class was generated from the following file: