18c2ecf20Sopenharmony_ci.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 28c2ecf20Sopenharmony_ci.. c:namespace:: DTV.video 38c2ecf20Sopenharmony_ci 48c2ecf20Sopenharmony_ci.. _VIDEO_GET_PTS: 58c2ecf20Sopenharmony_ci 68c2ecf20Sopenharmony_ci============= 78c2ecf20Sopenharmony_ciVIDEO_GET_PTS 88c2ecf20Sopenharmony_ci============= 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ciName 118c2ecf20Sopenharmony_ci---- 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ciVIDEO_GET_PTS 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci.. attention:: This ioctl is deprecated. 168c2ecf20Sopenharmony_ci 178c2ecf20Sopenharmony_ciSynopsis 188c2ecf20Sopenharmony_ci-------- 198c2ecf20Sopenharmony_ci 208c2ecf20Sopenharmony_ci.. c:macro:: VIDEO_GET_PTS 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci``int ioctl(int fd, VIDEO_GET_PTS, __u64 *pts)`` 238c2ecf20Sopenharmony_ci 248c2ecf20Sopenharmony_ciArguments 258c2ecf20Sopenharmony_ci--------- 268c2ecf20Sopenharmony_ci 278c2ecf20Sopenharmony_ci.. flat-table:: 288c2ecf20Sopenharmony_ci :header-rows: 0 298c2ecf20Sopenharmony_ci :stub-columns: 0 308c2ecf20Sopenharmony_ci 318c2ecf20Sopenharmony_ci - .. row 1 328c2ecf20Sopenharmony_ci 338c2ecf20Sopenharmony_ci - int fd 348c2ecf20Sopenharmony_ci 358c2ecf20Sopenharmony_ci - File descriptor returned by a previous call to open(). 368c2ecf20Sopenharmony_ci 378c2ecf20Sopenharmony_ci - .. row 2 388c2ecf20Sopenharmony_ci 398c2ecf20Sopenharmony_ci - int request 408c2ecf20Sopenharmony_ci 418c2ecf20Sopenharmony_ci - Equals VIDEO_GET_PTS for this command. 428c2ecf20Sopenharmony_ci 438c2ecf20Sopenharmony_ci - .. row 3 448c2ecf20Sopenharmony_ci 458c2ecf20Sopenharmony_ci - __u64 \*pts 468c2ecf20Sopenharmony_ci 478c2ecf20Sopenharmony_ci - Returns the 33-bit timestamp as defined in ITU T-REC-H.222.0 / 488c2ecf20Sopenharmony_ci ISO/IEC 13818-1. 498c2ecf20Sopenharmony_ci 508c2ecf20Sopenharmony_ci The PTS should belong to the currently played frame if possible, 518c2ecf20Sopenharmony_ci but may also be a value close to it like the PTS of the last 528c2ecf20Sopenharmony_ci decoded frame or the last PTS extracted by the PES parser. 538c2ecf20Sopenharmony_ci 548c2ecf20Sopenharmony_ciDescription 558c2ecf20Sopenharmony_ci----------- 568c2ecf20Sopenharmony_ci 578c2ecf20Sopenharmony_ciThis ioctl is obsolete. Do not use in new drivers. For V4L2 decoders 588c2ecf20Sopenharmony_cithis ioctl has been replaced by the ``V4L2_CID_MPEG_VIDEO_DEC_PTS`` 598c2ecf20Sopenharmony_cicontrol. 608c2ecf20Sopenharmony_ci 618c2ecf20Sopenharmony_ciThis ioctl call asks the Video Device to return the current PTS 628c2ecf20Sopenharmony_citimestamp. 638c2ecf20Sopenharmony_ci 648c2ecf20Sopenharmony_ciReturn Value 658c2ecf20Sopenharmony_ci------------ 668c2ecf20Sopenharmony_ci 678c2ecf20Sopenharmony_ciOn success 0 is returned, on error -1 and the ``errno`` variable is set 688c2ecf20Sopenharmony_ciappropriately. The generic error codes are described at the 698c2ecf20Sopenharmony_ci:ref:`Generic Error Codes <gen-errors>` chapter. 70