dmx-set-buffer-size.rst
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DMX_SET_BUFFER_SIZE
Name
DMX_SET_BUFFER_SIZE
Synopsis
Arguments
- fd
- File descriptor returned by :c:func:`open() <dvb-dmx-open>`.
- size
- Unsigned long size
Description
This ioctl call is used to set the size of the circular buffer used for filtered data. The default size is two maximum sized sections, i.e. if this function is not called a buffer size of 2 * 4096 bytes will be used.
Return Value
On success 0 is returned, on error -1 and the errno variable is set appropriately. The generic error codes are described at the :ref:`Generic Error Codes <gen-errors>` chapter.