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/******************************************************************************
* recordMyDesktop *
*******************************************************************************
* *
* Copyright (C) 2006,2007,2008 John Varouhakis *
* *
* *
* 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 program 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. *
* *
* 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 *
* *
* *
* *
* For further information contact me at johnvarouhakis@gmail.com *
******************************************************************************/
#ifndef YUV_UTILS_H
#define YUV_UTILS_H 1
#include "rmd_macro.h"
#include "rmd_types.h"
// The macros work directly on this data (for performance reasons I
// suppose) so we keep this global
extern unsigned char Yr[256], Yg[256], Yb[256],
Ur[256], Ug[256], UbVr[256],
Vg[256], Vb[256];
// We keep these global for now. FIXME: Isolate them.
extern u_int32_t *yblocks, /* XXX FIXME why is this u_int32_t when it seems to be simple bool flags? */
*ublocks,
*vblocks;
/**
* Fill Yr,Yg,Yb,Ur,Ug.Ub,Vr,Vg,Vb arrays(globals) with values.
*/
void rmdMakeMatrices(void);
/* update yuv from data and optionally data_back */
void rmdUpdateYuvBuffer( yuv_buffer *yuv,
unsigned char *data,
unsigned char *data_back,
int x_tm,
int y_tm,
int width_tm,
int height_tm,
int sampling_type,
int color_depth);
void rmdDummyPointerToYuv( yuv_buffer *yuv,
unsigned char *data_tm,
int x_tm,
int y_tm,
int width_tm,
int height_tm,
int x_offset,
int y_offset,
unsigned char no_pixel);
void rmdXFixesPointerToYuv( yuv_buffer *yuv,
unsigned char *data_tm,
int x_tm,
int y_tm,
int width_tm,
int height_tm,
int x_offset,
int y_offset,
int column_discard_stride);
#endif
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