next up previous contents index
Next: ForwardScan Up: Disc functions Previous: DefaultPGSearch   Contents   Index


FastForward

This function is for playing fast forward and there is no slow motion for VCD, VCD2 and SVCD.

DWORD FastForward(speed);

Arguments
BYTE speed Fast forward speed. 3 speeds supported. Press fast forward key once for 2X, twice for 3X, and three times for 4X. Your CDROM or DVDROM must be able to support 2x for 2x, 3x for3x and 4x for 4x.

Return value

Zero if successful. Otherwise returns an error code.

VCD/VCD2/SVCD
FMPE_OK successful
FMPE_UNEXPECTED unknown errors

Remarks
When PBC mode is off (PBCOff=1), FastForward function does't work and it will return error 0x12 FMPE_DISABLED.

Figure 1.19: FastForward Operating Systems and Streaming Models
\begin{figure}\centering\begin{tabular}{\vert l\vert c\vert c\vert c\vert c\vert...
...inux & & & $\bullet$& $\bullet$& $\bullet$& \\
\hline
\end{tabular}\end{figure}



Realmagic Build 2001-12-07