1.. -*- coding: utf-8; mode: rst -*- 2 3.. _VIDEO_SET_SYSTEM: 4 5================ 6VIDEO_SET_SYSTEM 7================ 8 9Name 10---- 11 12VIDEO_SET_SYSTEM 13 14.. attention:: This ioctl is deprecated. 15 16Synopsis 17-------- 18 19.. c:function:: int ioctl(fd, VIDEO_SET_SYSTEM , video_system_t system) 20 :name: VIDEO_SET_SYSTEM 21 22 23Arguments 24--------- 25 26.. flat-table:: 27 :header-rows: 0 28 :stub-columns: 0 29 30 31 - .. row 1 32 33 - int fd 34 35 - File descriptor returned by a previous call to open(). 36 37 - .. row 2 38 39 - int request 40 41 - Equals VIDEO_SET_FORMAT for this command. 42 43 - .. row 3 44 45 - video_system_t system 46 47 - video system of TV output. 48 49 50Description 51----------- 52 53This ioctl sets the television output format. The format (see section 54??) may vary from the color format of the displayed MPEG stream. If the 55hardware is not able to display the requested format the call will 56return an error. 57 58 59Return Value 60------------ 61 62On success 0 is returned, on error -1 and the ``errno`` variable is set 63appropriately. The generic error codes are described at the 64:ref:`Generic Error Codes <gen-errors>` chapter. 65 66 67 68.. flat-table:: 69 :header-rows: 0 70 :stub-columns: 0 71 72 73 - .. row 1 74 75 - ``EINVAL`` 76 77 - system is not a valid or supported video system. 78