| .. -*- 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 <gen-errors>` chapter. |
| |
| |
| |
| .. flat-table:: |
| :header-rows: 0 |
| :stub-columns: 0 |
| |
| |
| - .. row 1 |
| |
| - ``EINVAL`` |
| |
| - input is not a valid spu setting or driver cannot handle SPU. |
