#include <gr_file_source.h>
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_file_source_sptr | gr_make_file_source (size_t itemsize, const char *filename, bool repeat) |
gr_file_source::gr_file_source | ( | size_t | itemsize, | |
const char * | filename, | |||
bool | repeat | |||
) | [protected] |
gr_file_source::~gr_file_source | ( | ) |
bool gr_file_source::seek | ( | long | seek_point, | |
int | whence | |||
) |
seek file to seek_point
relative to whence
seek_point | sample offset in file | |
whence | one 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.
gr_file_source_sptr gr_make_file_source | ( | size_t | itemsize, | |
const char * | filename, | |||
bool | repeat | |||
) | [friend] |