* Copyright (C) 2003-2004 Ushodaya Enterprises Limited
* Author: Charles Yates <charles.yates@pandora.be>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This program is distributed in the hope that it will be useful,
+ * This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
int mlt_convert_yuv422_to_rgb24a( uint8_t *yuv, uint8_t *rgba, unsigned int total )
{
int ret = 0;
- int yy, uu, vv, ug_plus_vg, ub, vr;
+ int yy, uu, vv;
int r,g,b;
total /= 2;
while (total--)
{
- yy = yuv[0] << 8;
- uu = yuv[1] - 128;
- vv = yuv[3] - 128;
- ug_plus_vg = uu * 88 + vv * 183;
- ub = uu * 454;
- vr = vv * 359;
- r = (yy + vr) >> 8;
- g = (yy - ug_plus_vg) >> 8;
- b = (yy + ub) >> 8;
- rgba[0] = r < 0 ? 0 : (r > 255 ? 255 : (unsigned char)r);
- rgba[1] = g < 0 ? 0 : (g > 255 ? 255 : (unsigned char)g);
- rgba[2] = b < 0 ? 0 : (b > 255 ? 255 : (unsigned char)b);
+ yy = yuv[0];
+ uu = yuv[1];
+ vv = yuv[3];
+ YUV2RGB(yy, uu, vv, r, g, b);
+ rgba[0] = r;
+ rgba[1] = g;
+ rgba[2] = b;
rgba[3] = 255;
- yy = yuv[2] << 8;
- r = (yy + vr) >> 8;
- g = (yy - ug_plus_vg) >> 8;
- b = (yy + ub) >> 8;
- rgba[4] = r < 0 ? 0 : (r > 255 ? 255 : (unsigned char)r);
- rgba[5] = g < 0 ? 0 : (g > 255 ? 255 : (unsigned char)g);
- rgba[6] = b < 0 ? 0 : (b > 255 ? 255 : (unsigned char)b);
+ yy = yuv[2];
+ YUV2RGB(yy, uu, vv, r, g, b);
+ rgba[4] = r;
+ rgba[5] = g;
+ rgba[6] = b;
rgba[7] = 255;
yuv += 4;
rgba += 8;