gr::blocks::file_meta_source_impl Class Reference

#include <file_meta_source_impl.h>

Inheritance diagram for gr::blocks::file_meta_source_impl:

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
gruel::mutex	d_setlock

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

Implements gr::blocks::file_meta_source.

void gr::blocks::file_meta_source_impl::do_update ( )

virtual

Implements gr::blocks::file_meta_source.

bool gr::blocks::file_meta_source_impl::open ( const std::string &  filename, const std::string &  hdr_filename = ""  )

virtual

Implements gr::blocks::file_meta_source.

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.

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

• file_meta_source_impl.h