pget422.c

来自「linux嵌入式开发程序」· C语言 代码 · 共 23 行

/*===========================================================================
        2D Graphics Library
        ALL RIGHTS RESERVED, COPYRIGHT (C) FUJITSU LIMITED 1993-2002
        LICENSED MATERIAL - PROGRAM PROPERTY OF FUJITSU LIMITED
 ===========================================================================*/

#include "gl.h"
#include "defhook.h"

int
_GL_pgetYUV422(GL_WP *gp)
{
    unsigned long *adr ;

    adr  = _AddAdr(gp->hwork.VRAMadr[gp->hwork.page][0],gp->pnt.offs) ;
	adr  = (unsigned long *)((unsigned long)adr&~3) ;
    gp->pnt.color = *adr ;

    return GL_Ok ;
}