/***************************************************************************** * * XVID MPEG-4 VIDEO CODEC * - Motion estimation fuctions header file - * * Copyright(C) 2002 Michael Militzer * * This program is an implementation of a part of one or more MPEG-4 * Video tools as specified in ISO/IEC 14496-2 standard. Those intending * to use this software module in hardware or software products are * advised that its use may infringe existing patents or copyrights, and * any such use would be at such party's own risk. The original * developer of this software module and his/her company, and subsequent * editors and their companies, will have no liability for use of this * software or modifications or derivatives thereof. * * 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 * * $Id: mbfunctions.h,v 1.14 2002-10-19 11:41:11 edgomez 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); 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 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