6.2.2.17. VIDEO_SET_DISPLAY_FORMAT¶
6.2.2.17.2. Synopsis¶
-
int
ioctl(fd, VIDEO_SET_DISPLAY_FORMAT)¶
6.2.2.17.3. 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. |
6.2.2.17.4. Description¶
This ioctl call asks the Video Device to select the video format to be applied by the MPEG chip on the video.
6.2.2.17.5. 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.