7.1.2.20. VIDEO_FAST_FORWARD

7.1.2.20.1. Name

VIDEO_FAST_FORWARD

Attention

This ioctl is deprecated.

7.1.2.20.2. Synopsis

int ioctl(fd, VIDEO_FAST_FORWARD, int nFrames)

7.1.2.20.3. Arguments

int fd	File descriptor returned by a previous call to open().
int request	Equals VIDEO_FAST_FORWARD for this command.
int nFrames	The number of frames to skip.

7.1.2.20.4. Description

This ioctl call asks the Video Device to skip decoding of N number of I-frames. This call can only be used if VIDEO_SOURCE_MEMORY is selected.

7.1.2.20.5. 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 Generic Error Codes chapter.

EPERM

Mode VIDEO_SOURCE_MEMORY not selected.