mmsfb_fillrectangle_i420.cpp

00001 /***************************************************************************
00002  *   Copyright (C) 2005-2007 Stefan Schwarzer, Jens Schneider,             *
00003  *                           Matthias Hardt, Guido Madaus                  *
00004  *                                                                         *
00005  *   Copyright (C) 2007-2008 BerLinux Solutions GbR                        *
00006  *                           Stefan Schwarzer & Guido Madaus               *
00007  *                                                                         *
00008  *   Copyright (C) 2009-2013 BerLinux Solutions GmbH                       *
00009  *                                                                         *
00010  *   Authors:                                                              *
00011  *      Stefan Schwarzer   <stefan.schwarzer@diskohq.org>,                 *
00012  *      Matthias Hardt     <matthias.hardt@diskohq.org>,                   *
00013  *      Jens Schneider     <jens.schneider@diskohq.org>,                   *
00014  *      Guido Madaus       <guido.madaus@diskohq.org>,                     *
00015  *      Patrick Helterhoff <patrick.helterhoff@diskohq.org>,               *
00016  *      René Bählkow       <rene.baehlkow@diskohq.org>                     *
00017  *                                                                         *
00018  *   This library is free software; you can redistribute it and/or         *
00019  *   modify it under the terms of the GNU Lesser General Public            *
00020  *   License version 2.1 as published by the Free Software Foundation.     *
00021  *                                                                         *
00022  *   This library is distributed in the hope that it will be useful,       *
00023  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00024  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
00025  *   Lesser General Public License for more details.                       *
00026  *                                                                         *
00027  *   You should have received a copy of the GNU Lesser General Public      *
00028  *   License along with this library; if not, write to the                 *
00029  *   Free Software Foundation, Inc.,                                       *
00030  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
00031  **************************************************************************/
00032 
00033 #include "mmsgui/fb/mmsfbconv.h"
00034 
00035 #ifdef __HAVE_PF_I420__
00036 
00037 #include "mmstools/mmstools.h"
00038 
00039 void mmsfb_fillrectangle_i420(MMSFBSurfacePlanes *dst_planes, int dst_height,
00040                               int dx, int dy, int dw, int dh, MMSFBColor color) {
00041     // first time?
00042     static bool firsttime = true;
00043     if (firsttime) {
00044         printf("DISKO: Using accelerated fill rectangle to I420.\n");
00045         firsttime = false;
00046     }
00047 
00048     // prepare destination planes
00049     MMSFBSurfacePlanes destination_planes;
00050     if ((dst_planes->ptr2)&&(dst_planes->ptr3)) {
00051         destination_planes = *dst_planes;
00052     }
00053     else {
00054         destination_planes.ptr = dst_planes->ptr;
00055         destination_planes.pitch = dst_planes->pitch;
00056         destination_planes.ptr2 = (unsigned char *)destination_planes.ptr + destination_planes.pitch * dst_height;
00057         destination_planes.pitch2 = dst_planes->pitch;
00058         destination_planes.ptr3 = (unsigned char *)destination_planes.ptr + destination_planes.pitch * dst_height + (destination_planes.pitch >> 1) * (dst_height >> 1);
00059         destination_planes.pitch3 = dst_planes->pitch;
00060     }
00061 
00062     // now we can use the YV12 fill
00063     mmsfb_fillrectangle_yv12(&destination_planes, dst_height,
00064                              dx, dy, dw, dh, color);
00065 }
00066 
00067 #endif