18c2ecf20Sopenharmony_ci.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 28c2ecf20Sopenharmony_ci.. c:namespace:: DTV.video 38c2ecf20Sopenharmony_ci 48c2ecf20Sopenharmony_ci.. _VIDEO_STILLPICTURE: 58c2ecf20Sopenharmony_ci 68c2ecf20Sopenharmony_ci================== 78c2ecf20Sopenharmony_ciVIDEO_STILLPICTURE 88c2ecf20Sopenharmony_ci================== 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ciName 118c2ecf20Sopenharmony_ci---- 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ciVIDEO_STILLPICTURE 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci.. attention:: This ioctl is deprecated. 168c2ecf20Sopenharmony_ci 178c2ecf20Sopenharmony_ciSynopsis 188c2ecf20Sopenharmony_ci-------- 198c2ecf20Sopenharmony_ci 208c2ecf20Sopenharmony_ci.. c:macro:: VIDEO_STILLPICTURE 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci``int ioctl(fd, VIDEO_STILLPICTURE, struct video_still_picture *sp)`` 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_STILLPICTURE for this command. 428c2ecf20Sopenharmony_ci 438c2ecf20Sopenharmony_ci - .. row 3 448c2ecf20Sopenharmony_ci 458c2ecf20Sopenharmony_ci - struct video_still_picture \*sp 468c2ecf20Sopenharmony_ci 478c2ecf20Sopenharmony_ci - Pointer to a location where an I-frame and size is stored. 488c2ecf20Sopenharmony_ci 498c2ecf20Sopenharmony_ciDescription 508c2ecf20Sopenharmony_ci----------- 518c2ecf20Sopenharmony_ci 528c2ecf20Sopenharmony_ciThis ioctl call asks the Video Device to display a still picture 538c2ecf20Sopenharmony_ci(I-frame). The input data shall contain an I-frame. If the pointer is 548c2ecf20Sopenharmony_ciNULL, then the current displayed still picture is blanked. 558c2ecf20Sopenharmony_ci 568c2ecf20Sopenharmony_ciReturn Value 578c2ecf20Sopenharmony_ci------------ 588c2ecf20Sopenharmony_ci 598c2ecf20Sopenharmony_ciOn success 0 is returned, on error -1 and the ``errno`` variable is set 608c2ecf20Sopenharmony_ciappropriately. The generic error codes are described at the 618c2ecf20Sopenharmony_ci:ref:`Generic Error Codes <gen-errors>` chapter. 62