.TH "SDL_LockYUVOverlay" "3" "Tue 11 Sep 2001, 23:01" "SDL" "SDL API Reference" .SH "NAME"SDL_LockYUVOverlay\- Lock an overlay.SH "SYNOPSIS".PP\fB#include "SDL\&.h".sp\fBint \fBSDL_LockYUVOverlay\fP\fR(\fBSDL_Overlay *overlay\fR);.SH "DESCRIPTION".PPMuch the same as \fI\fBSDL_LockSurface\fP\fR, \fBSDL_LockYUVOverlay\fP locks the \fI\fBoverlay\fR\fR for direct access to pixel data\&..SH "RETURN VALUE".PPReturns \fB0\fR on success, or \fB-1\fR on an error\&..SH "SEE ALSO".PP\fI\fBSDL_UnlockYUVOverlay\fP\fR, \fI\fBSDL_CreateYUVOverlay\fP\fR, \fI\fBSDL_Overlay\fR\fR...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 23:01