| .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later |
| |
| .. _VIDEO_SET_DISPLAY_FORMAT: |
| |
| ======================== |
| VIDEO_SET_DISPLAY_FORMAT |
| ======================== |
| |
| Name |
| ---- |
| |
| VIDEO_SET_DISPLAY_FORMAT |
| |
| .. attention:: This ioctl is deprecated. |
| |
| Synopsis |
| -------- |
| |
| .. c:function:: int ioctl(fd, VIDEO_SET_DISPLAY_FORMAT) |
| :name: VIDEO_SET_DISPLAY_FORMAT |
| |
| |
| 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_DISPLAY_FORMAT for this command. |
| |
| - .. row 3 |
| |
| - video_display_format_t format |
| |
| - Selects the video format to be used. |
| |
| |
| Description |
| ----------- |
| |
| This ioctl call asks the Video Device to select the video format to be |
| applied by the MPEG chip on the video. |
| |
| |
| 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. |
