6.3.2.14. AUDIO_GET_PTS¶
6.3.2.14.2. Synopsis¶
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int
ioctl(int fd, AUDIO_GET_PTS, __u64 *pts)¶
6.3.2.14.3. Arguments¶
| int fd | File descriptor returned by a previous call to open(). |
| __u64 *pts | Returns the 33-bit timestamp as defined in ITU T-REC-H.222.0 / ISO/IEC 13818-1. The PTS should belong to the currently played frame if possible, but may also be a value close to it like the PTS of the last decoded frame or the last PTS extracted by the PES parser. |
6.3.2.14.4. Description¶
This ioctl is obsolete. Do not use in new drivers. If you need this functionality, then please contact the linux-media mailing list (https://linuxtv.org/lists.php).
This ioctl call asks the Audio Device to return the current PTS timestamp.
6.3.2.14.5. 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.