GNU Radio 3.6.3.1 C++ API
gr::blocks::file_meta_source_impl Class Reference

#include <file_meta_source_impl.h>

Inheritance diagram for gr::blocks::file_meta_source_impl:
gr::blocks::file_meta_source gr_sync_block gr_block gr_basic_block gr_msg_accepter gruel::msg_accepter

Public Member Functions

 file_meta_source_impl (const std::string &filename, bool repeat=false, bool detached_header=false, const std::string &hdr_filename="")
 ~file_meta_source_impl ()
bool open (const std::string &filename, const std::string &hdr_filename="")
void close ()
void do_update ()
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

Protected Member Functions

bool _open (FILE **fp, const char *filename)
bool read_header (pmt_t &hdr, pmt_t &extras)

Additional Inherited Members

- Public Types inherited from gr::blocks::file_meta_source
typedef boost::shared_ptr
< file_meta_source
sptr
- Static Public Member Functions inherited from gr::blocks::file_meta_source
static sptr make (const std::string &filename, bool repeat=false, bool detached_header=false, const std::string &hdr_filename="")
 Create a meta-data file source.
- Protected Types inherited from gr_basic_block
enum  vcolor { WHITE, GREY, BLACK }
- Protected Attributes inherited from gr_block
std::vector< long > d_max_output_buffer
std::vector< long > d_min_output_buffer

Constructor & Destructor Documentation

gr::blocks::file_meta_source_impl::file_meta_source_impl ( const std::string &  filename,
bool  repeat = false,
bool  detached_header = false,
const std::string &  hdr_filename = "" 
)
gr::blocks::file_meta_source_impl::~file_meta_source_impl ( )

Member Function Documentation

bool gr::blocks::file_meta_source_impl::_open ( FILE **  fp,
const char *  filename 
)
protected
void gr::blocks::file_meta_source_impl::close ( )
virtual
void gr::blocks::file_meta_source_impl::do_update ( )
virtual
bool gr::blocks::file_meta_source_impl::open ( const std::string &  filename,
const std::string &  hdr_filename = "" 
)
virtual
bool gr::blocks::file_meta_source_impl::read_header ( pmt_t hdr,
pmt_t extras 
)
protected
int gr::blocks::file_meta_source_impl::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.


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