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Revision 686 - (download) (annotate)
Thu Nov 28 07:27:37 2002 UTC (17 years, 1 month ago) by suxen_drol
File size: 7153 byte(s)
smp remove patch <rickf at ebenchmarks.com>
/*****************************************************************************
 *
 *  XVID MPEG-4 VIDEO CODEC
 *  - Motion estimation fuctions header file -
 *
 *  Copyright(C) 2002 Michael Militzer <isibaar@xvid.org>
 *
 *  This file is part of XviD, a free MPEG-4 video encoder/decoder
 *
 *  XviD 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
 *
 *  Under section 8 of the GNU General Public License, the copyright
 *  holders of XVID explicitly forbid distribution in the following
 *  countries:
 *
 *    - Japan
 *    - United States of America
 *
 *  Linking XviD statically or dynamically with other modules is making a
 *  combined work based on XviD.  Thus, the terms and conditions of the
 *  GNU General Public License cover the whole combination.
 *
 *  As a special exception, the copyright holders of XviD give you
 *  permission to link XviD with independent modules that communicate with
 *  XviD solely through the VFW1.1 and DShow interfaces, regardless of the
 *  license terms of these independent modules, and to copy and distribute
 *  the resulting combined work under terms of your choice, provided that
 *  every copy of the combined work is accompanied by a complete copy of
 *  the source code of XviD (the version of XviD used to produce the
 *  combined work), being distributed under the terms of the GNU General
 *  Public License plus this exception.  An independent module is a module
 *  which is not derived from or based on XviD.
 *
 *  Note that people who make modified versions of XviD are not obligated
 *  to grant this special exception for their modified versions; it is
 *  their choice whether to do so.  The GNU General Public License gives
 *  permission to release a modified version without this exception; this
 *  exception also makes it possible to release a modified version which
 *  carries forward this exception.
 *
 * $Id: mbfunctions.h,v 1.16 2002-11-28 07:27:37 suxen_drol Exp $
 *
 ****************************************************************************/

#ifndef _MBFUNCTIONS_H
#define _MBFUNCTIONS_H

#include "../encoder.h"
#include "../bitstream/bitstream.h"

/*****************************************************************************
 * Prototypes
 ****************************************************************************/


/* MotionEstimation */

bool MotionEstimation(MBParam * const pParam,
					  FRAMEINFO * const current,
					  FRAMEINFO * const reference,
					  const IMAGE * const pRefH,
					  const IMAGE * const pRefV,
					  const IMAGE * const pRefHV,
					  const uint32_t iLimit);





/* MBMotionCompensation */

void MBMotionCompensation(MACROBLOCK * const pMB,
						  const uint32_t j,
						  const uint32_t i,
						  const IMAGE * const pRef,
						  const IMAGE * const pRefH,
						  const IMAGE * const pRefV,
						  const IMAGE * const pRefHV,
						  IMAGE * const pCurrent,
						  int16_t dct_codes[6 * 64],
						  const uint32_t width,
						  const uint32_t height,
						  const uint32_t edged_width,
						  const uint32_t rounding);


/* MBTransQuant.c */

void MBTransQuantIntra(const MBParam * pParam,
					   FRAMEINFO * frame,
					   MACROBLOCK * pMB,
					   const uint32_t x_pos,    /* <-- The x position of the MB to be searched */
					   const uint32_t y_pos,    /* <-- The y position of the MB to be searched */
					   int16_t data[6 * 64],    /* <-> the data of the MB to be coded */
					   int16_t qcoeff[6 * 64]); /* <-> the quantized DCT coefficients */
	


void MBTransQuantIntra2(const MBParam * pParam,
						FRAMEINFO * frame,
						MACROBLOCK * pMB,
						const uint32_t x_pos,    /* <-- The x position of the MB to be searched */
						const uint32_t y_pos,    /* <-- The y position of the MB to be searched */
						int16_t data[6 * 64],    /* <-> the data of the MB to be coded */
						int16_t qcoeff[6 * 64]); /* <-> the quantized DCT coefficients */
	


uint8_t MBTransQuantInter(const MBParam * pParam,
						  FRAMEINFO * frame,
						  MACROBLOCK * pMB,
						  const uint32_t x_pos,
						  const uint32_t y_pos,
						  int16_t data[6 * 64],
						  int16_t qcoeff[6 * 64]);


uint8_t MBTransQuantInter2(const MBParam * pParam,
						   FRAMEINFO * frame,
						   MACROBLOCK * pMB,
						   const uint32_t x_pos,
						   const uint32_t y_pos,	
						   int16_t data[6 * 64],
						   int16_t qcoeff[6 * 64]);

uint8_t MBTransQuantInterBVOP(const MBParam * pParam,
							  FRAMEINFO * frame,
							  MACROBLOCK * pMB,
							  int16_t data[6 * 64],
							  int16_t qcoeff[6 * 64]);

void MBTrans(const MBParam * pParam,
			 FRAMEINFO * frame,
			 MACROBLOCK * pMB,
			 const uint32_t x_pos,
			 const uint32_t y_pos,
			 int16_t data[6 * 64]);

void MBfDCT(const MBParam * pParam,
			FRAMEINFO * frame,
			MACROBLOCK * pMB,
			int16_t data[6 * 64]);

uint8_t MBQuantInter(const MBParam * pParam,
					 const int iQuant,
					 int16_t data[6 * 64],
					 int16_t qcoeff[6 * 64]);

void MBQuantDeQuantIntra(const MBParam * pParam,
					  	 FRAMEINFO * frame,
						 MACROBLOCK *pMB,
				  		 int16_t qcoeff[6 * 64],
  				  		 int16_t data[6*64]);

void MBQuantIntra(const MBParam * pParam,
				  FRAMEINFO * frame,
				  MACROBLOCK *pMB,
				  int16_t data[6*64],
				  int16_t qcoeff[6 * 64]);

void MBDeQuantIntra(const MBParam * pParam,
			   		const int iQuant,
				  	int16_t qcoeff[6 * 64],
				  	int16_t data[6*64]);

void MBDeQuantInter(const MBParam * pParam,
					const int iQuant,
					int16_t data[6 * 64],
					int16_t qcoeff[6 * 64],
				  	const uint8_t cbp);


void MBiDCT(int16_t data[6 * 64], 
			const uint8_t cbp);


void MBTransAdd(const MBParam * pParam,
				FRAMEINFO * frame,
				MACROBLOCK * pMB,
				const uint32_t x_pos,
				const uint32_t y_pos,
				int16_t data[6 * 64],
				const uint8_t cbp);



/* interlacing */

uint32_t MBDecideFieldDCT(int16_t data[6 * 64]); /* <- decide whether to use field-based DCT for interlacing */

void MBFrameToField(int16_t data[6 * 64]);       /* de-interlace vertical Y blocks */


/* MBCoding.c */

void MBSkip(Bitstream * bs); /* just the bitstream. Since MB is skipped, no info is needed */


void MBCoding(const FRAMEINFO * frame, /* <-- the parameter for coding of the bitstream */
			  MACROBLOCK * pMB,        /* <-- Info of the MB to be coded */
			  int16_t qcoeff[6 * 64],  /* <-- the quantized DCT coefficients */
			  Bitstream * bs,          /* <-> the bitstream */
			  Statistics * pStat);     /* <-> statistical data collected for current frame */

#endif

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