diff options
| author | Tom Rondeau <trondeau@vt.edu> | 2012-12-11 22:48:03 -0500 |
|---|---|---|
| committer | Tom Rondeau <trondeau@vt.edu> | 2012-12-11 22:48:03 -0500 |
| commit | 2011e07a5b45254be65c6cd4104fa04b65f64e03 (patch) | |
| tree | 7fdf1c341cf7625fd29418444510519b2ea763d0 /gr-blocks/include/blocks/file_source.h | |
| parent | 95111ed54bebee4726b8c444632cd1bc5f65c28d (diff) | |
blocks: apply changes to file source in core to one in gr-blocks.
Diffstat (limited to 'gr-blocks/include/blocks/file_source.h')
| -rw-r--r-- | gr-blocks/include/blocks/file_source.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gr-blocks/include/blocks/file_source.h b/gr-blocks/include/blocks/file_source.h index 6207cdf700..1a12aa905d 100644 --- a/gr-blocks/include/blocks/file_source.h +++ b/gr-blocks/include/blocks/file_source.h @@ -40,6 +40,21 @@ namespace gr { // gr::blocks::file_source::sptr typedef boost::shared_ptr<file_source> sptr; + /*! + * \brief Create a file source. + * + * Opens \p filename as a source of items into a flowgraph. The + * data is expected to be in binary format, item after item. The + * \p itemsize of the block determines the conversion from bits + * to items. + * + * If \p repeat is turned on, the file will repeat the file after + * it's reached the end. + * + * \param itemsize the size of each item in the file, in bytes + * \param filename name of the file to source from + * \param repeat repeat file from start + */ static sptr make(size_t itemsize, const char *filename, bool repeat = false); /*! @@ -49,6 +64,19 @@ namespace gr { * \param whence one of SEEK_SET, SEEK_CUR, SEEK_END (man fseek) */ virtual bool seek(long seek_point, int whence) = 0; + + /*! + * \brief Opens a new file. + * + * \param filename name of the file to source from + * \param repeat repeat file from start + */ + virtual void open(const char *filename, bool repeat) = 0; + + /*! + * \brief Close the file handle. + */ + virtual void close() = 0; }; } /* namespace blocks */ |