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| 1 : | edgomez | 1.11 | /***************************************************************************** |
| 2 : | Isibaar | 1.1 | * |
| 3 : | edgomez | 1.11 | * XVID MPEG-4 VIDEO CODEC |
| 4 : | * - Motion estimation fuctions header file - | ||
| 5 : | Isibaar | 1.1 | * |
| 6 : | edgomez | 1.11 | * Copyright(C) 2002 Michael Militzer |
| 7 : | Isibaar | 1.1 | * |
| 8 : | edgomez | 1.11 | * This program is an implementation of a part of one or more MPEG-4 |
| 9 : | * Video tools as specified in ISO/IEC 14496-2 standard. Those intending | ||
| 10 : | * to use this software module in hardware or software products are | ||
| 11 : | * advised that its use may infringe existing patents or copyrights, and | ||
| 12 : | * any such use would be at such party's own risk. The original | ||
| 13 : | * developer of this software module and his/her company, and subsequent | ||
| 14 : | * editors and their companies, will have no liability for use of this | ||
| 15 : | * software or modifications or derivatives thereof. | ||
| 16 : | Isibaar | 1.1 | * |
| 17 : | edgomez | 1.11 | * This program is free software; you can redistribute it and/or modify |
| 18 : | * it under the terms of the GNU General Public License as published by | ||
| 19 : | * the Free Software Foundation; either version 2 of the License, or | ||
| 20 : | * (at your option) any later version. | ||
| 21 : | * | ||
| 22 : | * This program is distributed in the hope that it will be useful, | ||
| 23 : | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 24 : | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 25 : | * GNU General Public License for more details. | ||
| 26 : | * | ||
| 27 : | * You should have received a copy of the GNU General Public License | ||
| 28 : | * along with this program; if not, write to the Free Software | ||
| 29 : | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
| 30 : | * | ||
| 31 : | chl | 1.13 | * $Id: mbfunctions.h,v 1.12 2002/09/05 22:44:00 edgomez Exp $ |
| 32 : | edgomez | 1.11 | * |
| 33 : | ****************************************************************************/ | ||
| 34 : | Isibaar | 1.1 | |
| 35 : | edgomez | 1.11 | #ifndef _MBFUNCTIONS_H |
| 36 : | #define _MBFUNCTIONS_H | ||
| 37 : | Isibaar | 1.1 | |
| 38 : | #include "../encoder.h" | ||
| 39 : | #include "../bitstream/bitstream.h" | ||
| 40 : | |||
| 41 : | edgomez | 1.11 | /***************************************************************************** |
| 42 : | * Prototypes | ||
| 43 : | ****************************************************************************/ | ||
| 44 : | Isibaar | 1.1 | |
| 45 : | |||
| 46 : | edgomez | 1.11 | /* MotionEstimation */ |
| 47 : | Isibaar | 1.1 | |
| 48 : | edgomez | 1.6 | bool MotionEstimation(MBParam * const pParam, |
| 49 : | FRAMEINFO * const current, | ||
| 50 : | FRAMEINFO * const reference, | ||
| 51 : | const IMAGE * const pRefH, | ||
| 52 : | const IMAGE * const pRefV, | ||
| 53 : | const IMAGE * const pRefHV, | ||
| 54 : | const uint32_t iLimit); | ||
| 55 : | Isibaar | 1.1 | |
| 56 : | |||
| 57 : | chl | 1.7 | bool SMP_MotionEstimation(MBParam * const pParam, |
| 58 : | edgomez | 1.11 | FRAMEINFO * const current, |
| 59 : | FRAMEINFO * const reference, | ||
| 60 : | const IMAGE * const pRefH, | ||
| 61 : | const IMAGE * const pRefV, | ||
| 62 : | const IMAGE * const pRefHV, | ||
| 63 : | const uint32_t iLimit); | ||
| 64 : | |||
| 65 : | chl | 1.7 | |
| 66 : | |||
| 67 : | edgomez | 1.11 | /* MBMotionCompensation */ |
| 68 : | chl | 1.7 | |
| 69 : | edgomez | 1.6 | void MBMotionCompensation(MACROBLOCK * const pMB, |
| 70 : | const uint32_t j, | ||
| 71 : | const uint32_t i, | ||
| 72 : | const IMAGE * const pRef, | ||
| 73 : | const IMAGE * const pRefH, | ||
| 74 : | const IMAGE * const pRefV, | ||
| 75 : | const IMAGE * const pRefHV, | ||
| 76 : | IMAGE * const pCurrent, | ||
| 77 : | int16_t dct_codes[6 * 64], | ||
| 78 : | const uint32_t width, | ||
| 79 : | const uint32_t height, | ||
| 80 : | const uint32_t edged_width, | ||
| 81 : | const uint32_t rounding); | ||
| 82 : | Isibaar | 1.1 | |
| 83 : | |||
| 84 : | edgomez | 1.11 | /* MBTransQuant.c */ |
| 85 : | Isibaar | 1.1 | |
| 86 : | edgomez | 1.6 | void MBTransQuantIntra(const MBParam * pParam, |
| 87 : | FRAMEINFO * frame, | ||
| 88 : | MACROBLOCK * pMB, | ||
| 89 : | edgomez | 1.11 | const uint32_t x_pos, /* <-- The x position of the MB to be searched */ |
| 90 : | const uint32_t y_pos, /* <-- The y position of the MB to be searched */ | ||
| 91 : | int16_t data[6 * 64], /* <-> the data of the MB to be coded */ | ||
| 92 : | int16_t qcoeff[6 * 64]); /* <-> the quantized DCT coefficients */ | ||
| 93 : | |||
| 94 : | edgomez | 1.6 | |
| 95 : | |||
| 96 : | chl | 1.9 | void MBTransQuantIntra2(const MBParam * pParam, |
| 97 : | edgomez | 1.11 | FRAMEINFO * frame, |
| 98 : | MACROBLOCK * pMB, | ||
| 99 : | const uint32_t x_pos, /* <-- The x position of the MB to be searched */ | ||
| 100 : | const uint32_t y_pos, /* <-- The y position of the MB to be searched */ | ||
| 101 : | int16_t data[6 * 64], /* <-> the data of the MB to be coded */ | ||
| 102 : | int16_t qcoeff[6 * 64]); /* <-> the quantized DCT coefficients */ | ||
| 103 : | |||
| 104 : | chl | 1.9 | |
| 105 : | |||
| 106 : | uint8_t MBTransQuantInter(const MBParam * pParam, | ||
| 107 : | FRAMEINFO * frame, | ||
| 108 : | MACROBLOCK * pMB, | ||
| 109 : | const uint32_t x_pos, | ||
| 110 : | const uint32_t y_pos, | ||
| 111 : | int16_t data[6 * 64], | ||
| 112 : | int16_t qcoeff[6 * 64]); | ||
| 113 : | |||
| 114 : | |||
| 115 : | uint8_t MBTransQuantInter2(const MBParam * pParam, | ||
| 116 : | edgomez | 1.11 | FRAMEINFO * frame, |
| 117 : | MACROBLOCK * pMB, | ||
| 118 : | const uint32_t x_pos, | ||
| 119 : | const uint32_t y_pos, | ||
| 120 : | int16_t data[6 * 64], | ||
| 121 : | int16_t qcoeff[6 * 64]); | ||
| 122 : | chl | 1.9 | |
| 123 : | uint8_t MBTransQuantInterBVOP(const MBParam * pParam, | ||
| 124 : | edgomez | 1.11 | FRAMEINFO * frame, |
| 125 : | MACROBLOCK * pMB, | ||
| 126 : | int16_t data[6 * 64], | ||
| 127 : | int16_t qcoeff[6 * 64]); | ||
| 128 : | edgomez | 1.6 | |
| 129 : | chl | 1.9 | void MBTrans(const MBParam * pParam, |
| 130 : | edgomez | 1.11 | FRAMEINFO * frame, |
| 131 : | MACROBLOCK * pMB, | ||
| 132 : | const uint32_t x_pos, | ||
| 133 : | const uint32_t y_pos, | ||
| 134 : | int16_t data[6 * 64]); | ||
| 135 : | chl | 1.9 | |
| 136 : | void MBfDCT(const MBParam * pParam, | ||
| 137 : | FRAMEINFO * frame, | ||
| 138 : | MACROBLOCK * pMB, | ||
| 139 : | int16_t data[6 * 64]); | ||
| 140 : | |||
| 141 : | edgomez | 1.11 | uint8_t MBQuantInter(const MBParam * pParam, |
| 142 : | const int iQuant, | ||
| 143 : | int16_t data[6 * 64], | ||
| 144 : | int16_t qcoeff[6 * 64]); | ||
| 145 : | chl | 1.9 | |
| 146 : | void MBQuantDeQuantIntra(const MBParam * pParam, | ||
| 147 : | FRAMEINFO * frame, | ||
| 148 : | MACROBLOCK *pMB, | ||
| 149 : | int16_t qcoeff[6 * 64], | ||
| 150 : | int16_t data[6*64]); | ||
| 151 : | |||
| 152 : | edgomez | 1.11 | void MBQuantIntra(const MBParam * pParam, |
| 153 : | FRAMEINFO * frame, | ||
| 154 : | MACROBLOCK *pMB, | ||
| 155 : | chl | 1.13 | int16_t data[6*64], |
| 156 : | int16_t qcoeff[6 * 64]); | ||
| 157 : | edgomez | 1.6 | |
| 158 : | chl | 1.9 | void MBDeQuantIntra(const MBParam * pParam, |
| 159 : | const int iQuant, | ||
| 160 : | int16_t qcoeff[6 * 64], | ||
| 161 : | int16_t data[6*64]); | ||
| 162 : | |||
| 163 : | void MBDeQuantInter(const MBParam * pParam, | ||
| 164 : | const int iQuant, | ||
| 165 : | int16_t data[6 * 64], | ||
| 166 : | int16_t qcoeff[6 * 64], | ||
| 167 : | const uint8_t cbp); | ||
| 168 : | |||
| 169 : | |||
| 170 : | edgomez | 1.12 | void MBiDCT(int16_t data[6 * 64], |
| 171 : | edgomez | 1.11 | const uint8_t cbp); |
| 172 : | h | 1.2 | |
| 173 : | |||
| 174 : | edgomez | 1.11 | void MBTransAdd(const MBParam * pParam, |
| 175 : | FRAMEINFO * frame, | ||
| 176 : | MACROBLOCK * pMB, | ||
| 177 : | const uint32_t x_pos, | ||
| 178 : | const uint32_t y_pos, | ||
| 179 : | int16_t data[6 * 64], | ||
| 180 : | const uint8_t cbp); | ||
| 181 : | h | 1.2 | |
| 182 : | Isibaar | 1.1 | |
| 183 : | |||
| 184 : | edgomez | 1.11 | /* interlacing */ |
| 185 : | Isibaar | 1.1 | |
| 186 : | edgomez | 1.11 | uint32_t MBDecideFieldDCT(int16_t data[6 * 64]); /* <- decide whether to use field-based DCT for interlacing */ |
| 187 : | chl | 1.8 | |
| 188 : | edgomez | 1.11 | void MBFrameToField(int16_t data[6 * 64]); /* de-interlace vertical Y blocks */ |
| 189 : | chl | 1.8 | |
| 190 : | edgomez | 1.6 | |
| 191 : | edgomez | 1.11 | /* MBCoding.c */ |
| 192 : | edgomez | 1.6 | |
| 193 : | edgomez | 1.11 | void MBSkip(Bitstream * bs); /* just the bitstream. Since MB is skipped, no info is needed */ |
| 194 : | edgomez | 1.6 | |
| 195 : | |||
| 196 : | edgomez | 1.11 | void MBCoding(const FRAMEINFO * frame, /* <-- the parameter for coding of the bitstream */ |
| 197 : | MACROBLOCK * pMB, /* <-- Info of the MB to be coded */ | ||
| 198 : | int16_t qcoeff[6 * 64], /* <-- the quantized DCT coefficients */ | ||
| 199 : | Bitstream * bs, /* <-> the bitstream */ | ||
| 200 : | Statistics * pStat); /* <-> statistical data collected for current frame */ | ||
| 201 : | Isibaar | 1.1 | |
| 202 : | #endif |
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