3.2.4. Digital TV demux write()¶
Digital TV demux write()
- File descriptor returned by a previous call to
- Buffer with data to be written
- Number of bytes at the buffer
This system call is only provided by the logical device
/dev/dvb/adapter?/dvr?, associated with the physical demux device that
provides the actual DVR functionality. It is used for replay of a
digitally recorded Transport Stream. Matching filters have to be defined
in the corresponding physical demux device,
The amount of data to be transferred is implied by count.
220.127.116.11. Return Value¶
On success 0 is returned.
On error -1 is returned, and the
errno variable is set
||No data was written. This might happen if
||This error code indicates that there are conflicting requests. The
corresponding demux device is setup to receive data from the
front- end. Make sure that these filters are stopped and that the
filters with input set to
The generic error codes are described at the Generic Error Codes chapter.