.. -*- coding: utf-8; mode: rst -*- .. _VIDEO_SET_SPU: ============= VIDEO_SET_SPU ============= Name ---- VIDEO_SET_SPU .. attention:: This ioctl is deprecated. Synopsis -------- .. c:function:: int ioctl(fd, VIDEO_SET_SPU , struct video_spu *spu) :name: VIDEO_SET_SPU Arguments --------- .. flat-table:: :header-rows: 0 :stub-columns: 0 - .. row 1 - int fd - File descriptor returned by a previous call to open(). - .. row 2 - int request - Equals VIDEO_SET_SPU for this command. - .. row 3 - video_spu_t \*spu - SPU decoding (de)activation and subid setting according to section ??. Description ----------- This ioctl activates or deactivates SPU decoding in a DVD input stream. It can only be used, if the driver is able to handle a DVD stream. .. c:type:: struct video_spu .. code-block:: c typedef struct video_spu { int active; int stream_id; } video_spu_t; 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 ` chapter. .. flat-table:: :header-rows: 0 :stub-columns: 0 - .. row 1 - ``EINVAL`` - input is not a valid spu setting or driver cannot handle SPU.