gr::blocks::file_source_impl Class Reference

#include <file_source_impl.h>

Inheritance diagram for gr::blocks::file_source_impl:

List of all members.

Public Member Functions
	file_source_impl (size_t itemsize, const char *filename, bool repeat)
	~file_source_impl ()
bool	seek (long seek_point, int whence)
	seek file to seek_point relative to whence
void	open (const char *filename, bool repeat)
	Opens a new file.
void	close ()
	Close the file handle.
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

---

Constructor & Destructor Documentation

gr::blocks::file_source_impl::file_source_impl	(	size_t	itemsize,
		const char *	filename,
		bool	repeat
	)

gr::blocks::file_source_impl::~file_source_impl

(

)

---

Member Function Documentation

void gr::blocks::file_source_impl::close

(

)

[virtual]

Close the file handle.

Implements gr::blocks::file_source.

void gr::blocks::file_source_impl::open	(	const char *	filename,
		bool	repeat
	)		[virtual]

Opens a new file.

Parameters:

filename	name of the file to source from
repeat	repeat file from start

Implements gr::blocks::file_source.

bool gr::blocks::file_source_impl::seek	(	long	seek_point,
		int	whence
	)		[virtual]

seek file to seek_point relative to whence

Parameters:

seek_point	sample offset in file
whence	one of SEEK_SET, SEEK_CUR, SEEK_END (man fseek)

Implements gr::blocks::file_source.

int gr::blocks::file_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:

• file_source_impl.h