.. -*- coding: utf-8; mode: rst -*- .. _VIDEO_SLOWMOTION: ================ VIDEO_SLOWMOTION ================ Name ---- VIDEO_SLOWMOTION .. attention:: This ioctl is deprecated. Synopsis -------- .. c:function:: int ioctl(fd, VIDEO_SLOWMOTION, int nFrames) :name: VIDEO_SLOWMOTION Arguments --------- .. flat-table:: :header-rows: 0 :stub-columns: 0 - .. row 1 - int fd - File descriptor returned by a previous call to open(). - .. row 2 - int request - Equals VIDEO_SLOWMOTION for this command. - .. row 3 - int nFrames - The number of times to repeat each frame. Description ----------- This ioctl call asks the video device to repeat decoding frames N number of times. This call can only be used if VIDEO_SOURCE_MEMORY is selected. 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 :ref:`Generic Error Codes ` chapter. .. flat-table:: :header-rows: 0 :stub-columns: 0 - .. row 1 - ``EPERM`` - Mode VIDEO_SOURCE_MEMORY not selected.