1*793e52d4SMauro Carvalho Chehab.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 2*793e52d4SMauro Carvalho Chehab.. c:namespace:: DTV.video 3*793e52d4SMauro Carvalho Chehab 4*793e52d4SMauro Carvalho Chehab.. _VIDEO_FAST_FORWARD: 5*793e52d4SMauro Carvalho Chehab 6*793e52d4SMauro Carvalho Chehab================== 7*793e52d4SMauro Carvalho ChehabVIDEO_FAST_FORWARD 8*793e52d4SMauro Carvalho Chehab================== 9*793e52d4SMauro Carvalho Chehab 10*793e52d4SMauro Carvalho ChehabName 11*793e52d4SMauro Carvalho Chehab---- 12*793e52d4SMauro Carvalho Chehab 13*793e52d4SMauro Carvalho ChehabVIDEO_FAST_FORWARD 14*793e52d4SMauro Carvalho Chehab 15*793e52d4SMauro Carvalho Chehab.. attention:: This ioctl is deprecated. 16*793e52d4SMauro Carvalho Chehab 17*793e52d4SMauro Carvalho ChehabSynopsis 18*793e52d4SMauro Carvalho Chehab-------- 19*793e52d4SMauro Carvalho Chehab 20*793e52d4SMauro Carvalho Chehab.. c:macro:: VIDEO_FAST_FORWARD 21*793e52d4SMauro Carvalho Chehab 22*793e52d4SMauro Carvalho Chehab``int ioctl(fd, VIDEO_FAST_FORWARD, int nFrames)`` 23*793e52d4SMauro Carvalho Chehab 24*793e52d4SMauro Carvalho ChehabArguments 25*793e52d4SMauro Carvalho Chehab--------- 26*793e52d4SMauro Carvalho Chehab 27*793e52d4SMauro Carvalho Chehab.. flat-table:: 28*793e52d4SMauro Carvalho Chehab :header-rows: 0 29*793e52d4SMauro Carvalho Chehab :stub-columns: 0 30*793e52d4SMauro Carvalho Chehab 31*793e52d4SMauro Carvalho Chehab - .. row 1 32*793e52d4SMauro Carvalho Chehab 33*793e52d4SMauro Carvalho Chehab - int fd 34*793e52d4SMauro Carvalho Chehab 35*793e52d4SMauro Carvalho Chehab - File descriptor returned by a previous call to open(). 36*793e52d4SMauro Carvalho Chehab 37*793e52d4SMauro Carvalho Chehab - .. row 2 38*793e52d4SMauro Carvalho Chehab 39*793e52d4SMauro Carvalho Chehab - int request 40*793e52d4SMauro Carvalho Chehab 41*793e52d4SMauro Carvalho Chehab - Equals VIDEO_FAST_FORWARD for this command. 42*793e52d4SMauro Carvalho Chehab 43*793e52d4SMauro Carvalho Chehab - .. row 3 44*793e52d4SMauro Carvalho Chehab 45*793e52d4SMauro Carvalho Chehab - int nFrames 46*793e52d4SMauro Carvalho Chehab 47*793e52d4SMauro Carvalho Chehab - The number of frames to skip. 48*793e52d4SMauro Carvalho Chehab 49*793e52d4SMauro Carvalho ChehabDescription 50*793e52d4SMauro Carvalho Chehab----------- 51*793e52d4SMauro Carvalho Chehab 52*793e52d4SMauro Carvalho ChehabThis ioctl call asks the Video Device to skip decoding of N number of 53*793e52d4SMauro Carvalho ChehabI-frames. This call can only be used if VIDEO_SOURCE_MEMORY is 54*793e52d4SMauro Carvalho Chehabselected. 55*793e52d4SMauro Carvalho Chehab 56*793e52d4SMauro Carvalho ChehabReturn Value 57*793e52d4SMauro Carvalho Chehab------------ 58*793e52d4SMauro Carvalho Chehab 59*793e52d4SMauro Carvalho ChehabOn success 0 is returned, on error -1 and the ``errno`` variable is set 60*793e52d4SMauro Carvalho Chehabappropriately. The generic error codes are described at the 61*793e52d4SMauro Carvalho Chehab:ref:`Generic Error Codes <gen-errors>` chapter. 62*793e52d4SMauro Carvalho Chehab 63*793e52d4SMauro Carvalho Chehab 64*793e52d4SMauro Carvalho Chehab.. flat-table:: 65*793e52d4SMauro Carvalho Chehab :header-rows: 0 66*793e52d4SMauro Carvalho Chehab :stub-columns: 0 67*793e52d4SMauro Carvalho Chehab 68*793e52d4SMauro Carvalho Chehab - .. row 1 69*793e52d4SMauro Carvalho Chehab 70*793e52d4SMauro Carvalho Chehab - ``EPERM`` 71*793e52d4SMauro Carvalho Chehab 72*793e52d4SMauro Carvalho Chehab - Mode VIDEO_SOURCE_MEMORY not selected. 73