6.2.2.11. VIDEO_GET_FRAME_COUNT¶
6.2.2.11.2. Synopsis¶
-
int
ioctl(int fd, VIDEO_GET_FRAME_COUNT, __u64 *pts)¶
6.2.2.11.3. Arguments¶
| int fd | File descriptor returned by a previous call to open(). |
| int request | Equals VIDEO_GET_FRAME_COUNT for this command. |
| __u64 *pts | Returns the number of frames displayed since the decoder was started. |
6.2.2.11.4. Description¶
This ioctl is obsolete. Do not use in new drivers. For V4L2 decoders
this ioctl has been replaced by the V4L2_CID_MPEG_VIDEO_DEC_FRAME
control.
This ioctl call asks the Video Device to return the number of displayed frames since the decoder was started.
6.2.2.11.5. 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.