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Revision 701 - (download) (annotate)
Mon Dec 9 10:47:05 2002 UTC (16 years, 9 months ago) by suxen_drol
File size: 5707 byte(s)
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/**************************************************************************
 *
 *  Modifications:
 *
 *  29.03.2002 removed MBFieldToFrame - no longer used (transfers instead)
 *  26.03.2002 interlacing support
 *  02.12.2001 motion estimation/compensation split
 *  16.11.2001 const/uint32_t changes to MBMotionEstComp()
 *  26.08.2001 added inter4v_mode parameter to MBMotionEstComp()
 *
 *  Michael Militzer <isibaar@videocoding.de>
 *
 **************************************************************************/

#ifndef _ENCORE_BLOCK_H
#define _ENCORE_BLOCK_H

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



/** 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);


bool SMP_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 quarterpel,
						  const int reduced_resolution,
						  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 qcoeff[6 * 64],
				  		 int16_t data[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 */

typedef uint32_t (MBFIELDTEST) (int16_t data[6 * 64]);	/* function pointer for field test */
typedef MBFIELDTEST *MBFIELDTEST_PTR;

/* global field test pointer for xvid.c */
extern MBFIELDTEST_PTR MBFieldTest;

/* field test implementations */
MBFIELDTEST MBFieldTest_c;
MBFIELDTEST MBFieldTest_mmx;

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 * const 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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