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_RGB24__ 00036 #ifdef __HAVE_PF_ARGB__ 00037 00038 #include "mmstools/mmstools.h" 00039 00040 void mmsfb_stretchblit_rgb24_to_argb(MMSFBExternalSurfaceBuffer *extbuf, int src_height, int sx, int sy, int sw, int sh, 00041 unsigned int *dst, int dst_pitch, int dst_height, int dx, int dy, int dw, int dh, 00042 bool antialiasing) { 00043 // first time? 00044 static bool firsttime = true; 00045 if (firsttime) { 00046 printf("DISKO: Using accelerated stretch RGB24 to ARGB.\n"); 00047 firsttime = false; 00048 } 00049 00050 // get the first source ptr/pitch 00051 unsigned char *src = (unsigned char *)extbuf->ptr; 00052 int src_pitch = extbuf->pitch; 00053 00054 // prepare... 00055 int src_pitch_pix = src_pitch / 3; 00056 int dst_pitch_pix = dst_pitch >> 2; 00057 00058 // check the surface range 00059 if ((sw <= 0)||(sh <= 0)) 00060 return; 00061 00062 // antialiasing horizontal/vertical/both 00063 bool h_antialiasing = false; 00064 bool v_antialiasing = false; 00065 if (antialiasing) { 00066 h_antialiasing = true; 00067 if (sh != dh) 00068 v_antialiasing = true; 00069 } 00070 00071 // stretch buffer 00072 stretch_324byte_buffer(h_antialiasing, v_antialiasing, 00073 src, src_pitch, src_pitch_pix, src_height, sx, sy, sw, sh, 00074 dst, dst_pitch, dst_pitch_pix, dst_height, dx, dy, dw, dh); 00075 } 00076 00077 #endif 00078 #endif