6.2.2.18. VIDEO_SET_DISPLAY_FORMAT¶
6.2.2.18.2. Synopsis¶
-
int
ioctl(fd, VIDEO_SET_DISPLAY_FORMAT)¶
6.2.2.18.3. Arguments¶
| int fd | File descriptor returned by a previous call to open(). |
| int request | Equals VIDEO_SET_DISPLAY_FORMAT for this command. |
| video_display_format_t format | Selects the video format to be used. |
6.2.2.18.4. Description¶
This ioctl call asks the Video Device to select the video format to be applied by the MPEG chip on the video.
6.2.2.18.5. 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
Generic Error Codes chapter.