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// 01.05.2002 updated MBMotionCompensationBVOP |
/***************************************************************************** |
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// 14.04.2002 bframe compensation |
* |
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* XVID MPEG-4 VIDEO CODEC |
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* - Motion Compensation related code - |
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* |
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* Copyright(C) 2002 Peter Ross <pross@xvid.org> |
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* 2003 Christoph Lampert <gruel@web.de> |
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* |
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* This program is free software ; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation ; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY ; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program ; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
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* $Id: motion_comp.c,v 1.23 2004-12-05 13:01:27 syskin Exp $ |
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* |
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****************************************************************************/ |
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#include <stdio.h> |
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#include "../encoder.h" |
#include "../encoder.h" |
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#include "../utils/mbfunctions.h" |
#include "../utils/mbfunctions.h" |
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#include "../image/interpolate8x8.h" |
#include "../image/interpolate8x8.h" |
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#include "../image/qpel.h" |
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#include "../utils/timer.h" |
#include "../utils/timer.h" |
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#include "motion.h" |
#include "motion.h" |
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#undef BFRAMES |
/* |
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* getref: calculate reference image pointer |
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* the decision to use interpolation h/v/hv or the normal image is |
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* based on dx & dy. |
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*/ |
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#define ABS(X) (((X)>0)?(X):-(X)) |
static __inline const uint8_t * |
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#define SIGN(X) (((X)>0)?1:-1) |
get_ref(const uint8_t * const refn, |
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const uint8_t * const refh, |
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const uint8_t * const refv, |
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const uint8_t * const refhv, |
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const uint32_t x, |
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const uint32_t y, |
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const uint32_t block, |
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const int32_t dx, |
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const int32_t dy, |
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const int32_t stride) |
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{ |
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switch (((dx & 1) << 1) + (dy & 1)) { |
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case 0: |
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return refn + (int) (((int)x * (int)block + dx / 2) + ((int)y * (int)block + dy / 2) * (int)stride); |
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case 1: |
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return refv + (int) (((int)x * (int)block + dx / 2) + ((int)y * (int)block + (dy - 1) / 2) * (int)stride); |
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case 2: |
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return refh + (int) (((int)x * (int)block + (dx - 1) / 2) + ((int)y * (int)block + dy / 2) * (int)stride); |
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default: |
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return refhv + (int) (((int)x * (int)block + (dx - 1) / 2) + ((int)y * (int)block + (dy - 1) / 2) * (int)stride); |
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} |
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} |
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static __inline void |
static __inline void |
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compensate8x8_halfpel(int16_t * const dct_codes, |
compensate16x16_interpolate(int16_t * const dct_codes, |
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uint8_t * const cur, |
uint8_t * const cur, |
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const uint8_t * const ref, |
const uint8_t * const ref, |
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const uint8_t * const refh, |
const uint8_t * const refh, |
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const uint8_t * const refv, |
const uint8_t * const refv, |
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const uint8_t * const refhv, |
const uint8_t * const refhv, |
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const uint32_t x, |
uint8_t * const tmp, |
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const uint32_t y, |
uint32_t x, |
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uint32_t y, |
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const int32_t dx, |
const int32_t dx, |
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const int dy, |
const int32_t dy, |
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const uint32_t stride) |
const int32_t stride, |
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const int quarterpel, |
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const int32_t rounding) |
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{ |
{ |
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int32_t ddx, ddy; |
const uint8_t * ptr; |
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switch (((dx & 1) << 1) + (dy & 1)) // ((dx%2)?2:0)+((dy%2)?1:0) |
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{ |
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case 0: |
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ddx = dx / 2; |
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ddy = dy / 2; |
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transfer_8to16sub(dct_codes, cur + y * stride + x, |
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ref + (int) ((y + ddy) * stride + x + ddx), stride); |
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break; |
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case 1: |
if(quarterpel) { |
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ddx = dx / 2; |
if ((dx&3) | (dy&3)) { |
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ddy = (dy - 1) / 2; |
interpolate16x16_quarterpel(tmp - y * stride - x, |
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transfer_8to16sub(dct_codes, cur + y * stride + x, |
(uint8_t *) ref, tmp + 32, |
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refv + (int) ((y + ddy) * stride + x + ddx), stride); |
tmp + 64, tmp + 96, x, y, dx, dy, stride, rounding); |
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break; |
ptr = tmp; |
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} else ptr = ref + ((int)y + dy/4)*(int)stride + (int)x + dx/4; /* fullpixel position */ |
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case 2: |
} else ptr = get_ref(ref, refh, refv, refhv, x, y, 1, dx, dy, stride); |
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ddx = (dx - 1) / 2; |
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ddy = dy / 2; |
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transfer_8to16sub(dct_codes, cur + y * stride + x, |
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refh + (int) ((y + ddy) * stride + x + ddx), stride); |
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break; |
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default: // case 3: |
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ddx = (dx - 1) / 2; |
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ddy = (dy - 1) / 2; |
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transfer_8to16sub(dct_codes, cur + y * stride + x, |
transfer_8to16sub(dct_codes, cur + y * stride + x, |
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refhv + (int) ((y + ddy) * stride + x + ddx), stride); |
ptr, stride); |
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break; |
transfer_8to16sub(dct_codes+64, cur + y * stride + x + 8, |
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ptr + 8, stride); |
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transfer_8to16sub(dct_codes+128, cur + y * stride + x + 8*stride, |
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ptr + 8*stride, stride); |
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transfer_8to16sub(dct_codes+192, cur + y * stride + x + 8*stride+8, |
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ptr + 8*stride + 8, stride); |
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} |
} |
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static __inline void |
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compensate8x8_interpolate( int16_t * const dct_codes, |
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uint8_t * const cur, |
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const uint8_t * const ref, |
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const uint8_t * const refh, |
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const uint8_t * const refv, |
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const uint8_t * const refhv, |
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uint8_t * const tmp, |
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uint32_t x, |
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uint32_t y, |
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const int32_t dx, |
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const int32_t dy, |
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const int32_t stride, |
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const int32_t quarterpel, |
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const int32_t rounding) |
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{ |
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const uint8_t * ptr; |
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if(quarterpel) { |
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if ((dx&3) | (dy&3)) { |
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interpolate8x8_quarterpel(tmp - y*stride - x, |
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(uint8_t *) ref, tmp + 32, |
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tmp + 64, tmp + 96, x, y, dx, dy, stride, rounding); |
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ptr = tmp; |
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} else ptr = ref + ((int)y + dy/4)*(int)stride + (int)x + dx/4; /* fullpixel position */ |
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} else ptr = get_ref(ref, refh, refv, refhv, x, y, 1, dx, dy, stride); |
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transfer_8to16sub(dct_codes, cur + y * stride + x, ptr, stride); |
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} |
} |
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static void |
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CompensateChroma( int dx, int dy, |
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const int i, const int j, |
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IMAGE * const Cur, |
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const IMAGE * const Ref, |
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uint8_t * const temp, |
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int16_t * const coeff, |
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const int32_t stride, |
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const int rounding) |
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{ /* uv-block-based compensation */ |
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transfer_8to16sub(coeff, Cur->u + 8 * j * stride + 8 * i, |
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interpolate8x8_switch2(temp, Ref->u, 8 * i, 8 * j, |
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dx, dy, stride, rounding), |
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stride); |
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transfer_8to16sub(coeff + 64, Cur->v + 8 * j * stride + 8 * i, |
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interpolate8x8_switch2(temp, Ref->v, 8 * i, 8 * j, |
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dx, dy, stride, rounding), |
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stride); |
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} |
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void |
void |
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MBMotionCompensation(MACROBLOCK * const mb, |
MBMotionCompensation(MACROBLOCK * const mb, |
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const IMAGE * const refh, |
const IMAGE * const refh, |
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const IMAGE * const refv, |
const IMAGE * const refv, |
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const IMAGE * const refhv, |
const IMAGE * const refhv, |
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const IMAGE * const refGMC, |
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IMAGE * const cur, |
IMAGE * const cur, |
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int16_t * dct_codes, |
int16_t * dct_codes, |
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const uint32_t width, |
const uint32_t width, |
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const uint32_t height, |
const uint32_t height, |
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const uint32_t edged_width, |
const uint32_t edged_width, |
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const uint32_t rounding) |
const int32_t quarterpel, |
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const int32_t rounding) |
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{ |
{ |
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static const uint32_t roundtab[16] = |
int32_t dx; |
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{ 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2 }; |
int32_t dy; |
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uint8_t * const tmp = refv->u; |
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if (mb->mode == MODE_INTER || mb->mode == MODE_INTER_Q) { |
if (mb->mode == MODE_NOT_CODED) { /* quick copy for early SKIP */ |
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int32_t dx = mb->mvs[0].x; |
/* early SKIP is only activated in P-VOPs, not in S-VOPs, so mcsel can never be 1 */ |
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int32_t dy = mb->mvs[0].y; |
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compensate8x8_halfpel(&dct_codes[0 * 64], cur->y, ref->y, refh->y, |
transfer16x16_copy(cur->y + 16 * (i + j * edged_width), |
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refv->y, refhv->y, 16 * i, 16 * j, dx, dy, |
ref->y + 16 * (i + j * edged_width), |
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edged_width); |
edged_width); |
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compensate8x8_halfpel(&dct_codes[1 * 64], cur->y, ref->y, refh->y, |
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refv->y, refhv->y, 16 * i + 8, 16 * j, dx, dy, |
transfer8x8_copy(cur->u + 8 * (i + j * edged_width/2), |
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edged_width); |
ref->u + 8 * (i + j * edged_width/2), |
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compensate8x8_halfpel(&dct_codes[2 * 64], cur->y, ref->y, refh->y, |
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refv->y, refhv->y, 16 * i, 16 * j + 8, dx, dy, |
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edged_width); |
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compensate8x8_halfpel(&dct_codes[3 * 64], cur->y, ref->y, refh->y, |
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refv->y, refhv->y, 16 * i + 8, 16 * j + 8, dx, |
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dy, edged_width); |
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dx = (dx & 3) ? (dx >> 1) | 1 : dx / 2; |
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dy = (dy & 3) ? (dy >> 1) | 1 : dy / 2; |
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/* uv-image-based compensation */ |
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#ifdef BFRAMES |
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compensate8x8_halfpel(&dct_codes[4 * 64], cur->u, ref->u, refh->u, |
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refv->u, refhv->u, 8 * i, 8 * j, dx, dy, |
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edged_width / 2); |
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compensate8x8_halfpel(&dct_codes[5 * 64], cur->v, ref->v, refh->v, |
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refv->v, refhv->v, 8 * i, 8 * j, dx, dy, |
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edged_width / 2); |
edged_width / 2); |
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#else |
transfer8x8_copy(cur->v + 8 * (i + j * edged_width/2), |
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/* uv-block-based compensation */ |
ref->v + 8 * (i + j * edged_width/2), |
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interpolate8x8_switch(refv->u, ref->u, 8 * i, 8 * j, dx, dy, |
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edged_width / 2, rounding); |
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transfer_8to16sub(&dct_codes[4 * 64], |
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cur->u + 8 * j * edged_width / 2 + 8 * i, |
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refv->u + 8 * j * edged_width / 2 + 8 * i, |
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edged_width / 2); |
edged_width / 2); |
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return; |
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} |
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interpolate8x8_switch(refv->v, ref->v, 8 * i, 8 * j, dx, dy, |
if ((mb->mode == MODE_NOT_CODED || mb->mode == MODE_INTER |
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edged_width / 2, rounding); |
|| mb->mode == MODE_INTER_Q)) { |
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transfer_8to16sub(&dct_codes[5 * 64], |
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cur->v + 8 * j * edged_width / 2 + 8 * i, |
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refv->v + 8 * j * edged_width / 2 + 8 * i, |
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edged_width / 2); |
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#endif |
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} else // mode == MODE_INTER4V |
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{ |
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int32_t sum, dx, dy; |
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compensate8x8_halfpel(&dct_codes[0 * 64], cur->y, ref->y, refh->y, |
if (mb->mcsel) { |
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refv->y, refhv->y, 16 * i, 16 * j, mb->mvs[0].x, |
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mb->mvs[0].y, edged_width); |
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compensate8x8_halfpel(&dct_codes[1 * 64], cur->y, ref->y, refh->y, |
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refv->y, refhv->y, 16 * i + 8, 16 * j, |
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mb->mvs[1].x, mb->mvs[1].y, edged_width); |
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compensate8x8_halfpel(&dct_codes[2 * 64], cur->y, ref->y, refh->y, |
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refv->y, refhv->y, 16 * i, 16 * j + 8, |
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mb->mvs[2].x, mb->mvs[2].y, edged_width); |
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compensate8x8_halfpel(&dct_codes[3 * 64], cur->y, ref->y, refh->y, |
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refv->y, refhv->y, 16 * i + 8, 16 * j + 8, |
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mb->mvs[3].x, mb->mvs[3].y, edged_width); |
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sum = mb->mvs[0].x + mb->mvs[1].x + mb->mvs[2].x + mb->mvs[3].x; |
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dx = (sum ? SIGN(sum) * |
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(roundtab[ABS(sum) % 16] + (ABS(sum) / 16) * 2) : 0); |
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sum = mb->mvs[0].y + mb->mvs[1].y + mb->mvs[2].y + mb->mvs[3].y; |
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dy = (sum ? SIGN(sum) * |
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(roundtab[ABS(sum) % 16] + (ABS(sum) / 16) * 2) : 0); |
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/* uv-image-based compensation */ |
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#ifdef BFRAMES |
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compensate8x8_halfpel(&dct_codes[4 * 64], cur->u, ref->u, refh->u, |
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refv->u, refhv->u, 8 * i, 8 * j, dx, dy, |
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edged_width / 2); |
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compensate8x8_halfpel(&dct_codes[5 * 64], cur->v, ref->v, refh->v, |
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refv->v, refhv->v, 8 * i, 8 * j, dx, dy, |
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edged_width / 2); |
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#else |
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/* uv-block-based compensation */ |
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interpolate8x8_switch(refv->u, ref->u, 8 * i, 8 * j, dx, dy, |
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edged_width / 2, rounding); |
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transfer_8to16sub(&dct_codes[4 * 64], |
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cur->u + 8 * j * edged_width / 2 + 8 * i, |
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refv->u + 8 * j * edged_width / 2 + 8 * i, |
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edged_width / 2); |
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interpolate8x8_switch(refv->v, ref->v, 8 * i, 8 * j, dx, dy, |
/* call normal routine once, easier than "if (mcsel)"ing all the time */ |
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edged_width / 2, rounding); |
|
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transfer_8to16sub(&dct_codes[5 * 64], |
transfer_8to16sub(&dct_codes[0*64], cur->y + 16*j*edged_width + 16*i, |
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cur->v + 8 * j * edged_width / 2 + 8 * i, |
refGMC->y + 16*j*edged_width + 16*i, edged_width); |
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refv->v + 8 * j * edged_width / 2 + 8 * i, |
transfer_8to16sub(&dct_codes[1*64], cur->y + 16*j*edged_width + 16*i+8, |
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edged_width / 2); |
refGMC->y + 16*j*edged_width + 16*i+8, edged_width); |
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#endif |
transfer_8to16sub(&dct_codes[2*64], cur->y + (16*j+8)*edged_width + 16*i, |
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refGMC->y + (16*j+8)*edged_width + 16*i, edged_width); |
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transfer_8to16sub(&dct_codes[3*64], cur->y + (16*j+8)*edged_width + 16*i+8, |
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refGMC->y + (16*j+8)*edged_width + 16*i+8, edged_width); |
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transfer_8to16sub(&dct_codes[4 * 64], cur->u + 8 *j*edged_width/2 + 8*i, |
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refGMC->u + 8 *j*edged_width/2 + 8*i, edged_width/2); |
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transfer_8to16sub(&dct_codes[5 * 64], cur->v + 8*j* edged_width/2 + 8*i, |
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refGMC->v + 8*j* edged_width/2 + 8*i, edged_width/2); |
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return; |
| 219 |
} |
} |
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/* ordinary compensation */ |
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dx = (quarterpel ? mb->qmvs[0].x : mb->mvs[0].x); |
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dy = (quarterpel ? mb->qmvs[0].y : mb->mvs[0].y); |
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compensate16x16_interpolate(&dct_codes[0 * 64], cur->y, ref->y, refh->y, |
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refv->y, refhv->y, tmp, 16 * i, 16 * j, dx, dy, |
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edged_width, quarterpel, rounding); |
| 229 |
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| 230 |
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if (quarterpel) { dx /= 2; dy /= 2; } |
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dx = (dx >> 1) + roundtab_79[dx & 0x3]; |
| 233 |
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dy = (dy >> 1) + roundtab_79[dy & 0x3]; |
| 234 |
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| 235 |
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} else { /* mode == MODE_INTER4V */ |
| 236 |
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int k, sumx = 0, sumy = 0; |
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const VECTOR * const mvs = (quarterpel ? mb->qmvs : mb->mvs); |
| 238 |
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| 239 |
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for (k = 0; k < 4; k++) { |
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dx = mvs[k].x; |
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dy = mvs[k].y; |
| 242 |
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sumx += quarterpel ? dx/2 : dx; |
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sumy += quarterpel ? dy/2 : dy; |
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| 245 |
|
compensate8x8_interpolate(&dct_codes[k * 64], cur->y, ref->y, refh->y, |
| 246 |
|
refv->y, refhv->y, tmp, 16 * i + 8*(k&1), 16 * j + 8*(k>>1), dx, |
| 247 |
|
dy, edged_width, quarterpel, rounding); |
| 248 |
|
} |
| 249 |
|
dx = (sumx >> 3) + roundtab_76[sumx & 0xf]; |
| 250 |
|
dy = (sumy >> 3) + roundtab_76[sumy & 0xf]; |
| 251 |
|
} |
| 252 |
|
|
| 253 |
|
CompensateChroma(dx, dy, i, j, cur, ref, tmp, |
| 254 |
|
&dct_codes[4 * 64], edged_width / 2, rounding); |
| 255 |
} |
} |
| 256 |
|
|
| 257 |
|
|
| 271 |
const IMAGE * const b_refhv, |
const IMAGE * const b_refhv, |
| 272 |
int16_t * dct_codes) |
int16_t * dct_codes) |
| 273 |
{ |
{ |
| 274 |
static const uint32_t roundtab[16] = |
const uint32_t edged_width = pParam->edged_width; |
| 275 |
{ 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2 }; |
int32_t dx, dy, b_dx, b_dy, sumx, sumy, b_sumx, b_sumy; |
| 276 |
|
int k; |
| 277 |
const int32_t edged_width = pParam->edged_width; |
const int quarterpel = pParam->vol_flags & XVID_VOL_QUARTERPEL; |
| 278 |
int32_t dx, dy; |
const uint8_t * ptr1, * ptr2; |
| 279 |
int32_t b_dx, b_dy; |
uint8_t * const tmp = f_refv->u; |
| 280 |
int x = i; |
const VECTOR * const fmvs = (quarterpel ? mb->qmvs : mb->mvs); |
| 281 |
int y = j; |
const VECTOR * const bmvs = (quarterpel ? mb->b_qmvs : mb->b_mvs); |
|
|
|
|
|
|
| 282 |
|
|
| 283 |
switch (mb->mode) { |
switch (mb->mode) { |
| 284 |
case MODE_FORWARD: |
case MODE_FORWARD: |
| 285 |
dx = mb->mvs[0].x; |
dx = fmvs->x; dy = fmvs->y; |
|
dy = mb->mvs[0].y; |
|
| 286 |
|
|
| 287 |
transfer_8to16sub_c(&dct_codes[0 * 64], |
compensate16x16_interpolate(&dct_codes[0 * 64], cur->y, f_ref->y, f_refh->y, |
| 288 |
cur->y + (j * 16) * edged_width + (i * 16), |
f_refv->y, f_refhv->y, tmp, 16 * i, 16 * j, dx, |
| 289 |
get_ref(f_ref->y, f_refh->y, f_refv->y, f_refhv->y, |
dy, edged_width, quarterpel, 0); |
|
i * 16, j * 16, 1, dx, dy, edged_width), |
|
|
edged_width); |
|
| 290 |
|
|
| 291 |
transfer_8to16sub(&dct_codes[1 * 64], |
if (quarterpel) { dx /= 2; dy /= 2; } |
|
cur->y + (j * 16) * edged_width + (i * 16 + 8), |
|
|
get_ref(f_ref->y, f_refh->y, f_refv->y, f_refhv->y, |
|
|
i * 16 + 8, j * 16, 1, dx, dy, edged_width), |
|
|
edged_width); |
|
| 292 |
|
|
| 293 |
transfer_8to16sub_c(&dct_codes[2 * 64], |
CompensateChroma( (dx >> 1) + roundtab_79[dx & 0x3], |
| 294 |
cur->y + (j * 16 + 8) * edged_width + (i * 16), |
(dy >> 1) + roundtab_79[dy & 0x3], |
| 295 |
get_ref(f_ref->y, f_refh->y, f_refv->y, f_refhv->y, |
i, j, cur, f_ref, tmp, |
| 296 |
i * 16, j * 16 + 8, 1, dx, dy, |
&dct_codes[4 * 64], edged_width / 2, 0); |
|
edged_width), edged_width); |
|
|
|
|
|
transfer_8to16sub(&dct_codes[3 * 64], |
|
|
cur->y + (j * 16 + 8) * edged_width + (i * 16 + 8), |
|
|
get_ref(f_ref->y, f_refh->y, f_refv->y, f_refhv->y, |
|
|
i * 16 + 8, j * 16 + 8, 1, dx, dy, |
|
|
edged_width), edged_width); |
|
|
|
|
|
|
|
|
dx = (dx & 3) ? (dx >> 1) | 1 : dx / 2; |
|
|
dy = (dy & 3) ? (dy >> 1) | 1 : dy / 2; |
|
|
|
|
|
/* uv-image-based compensation */ |
|
|
compensate8x8_halfpel(&dct_codes[4 * 64], cur->u, f_ref->u, f_refh->u, |
|
|
f_refv->u, f_refhv->u, 8 * i, 8 * j, dx, dy, |
|
|
edged_width / 2); |
|
|
compensate8x8_halfpel(&dct_codes[5 * 64], cur->v, f_ref->v, f_refh->v, |
|
|
f_refv->v, f_refhv->v, 8 * i, 8 * j, dx, dy, |
|
|
edged_width / 2); |
|
| 297 |
|
|
| 298 |
break; |
return; |
| 299 |
|
|
| 300 |
case MODE_BACKWARD: |
case MODE_BACKWARD: |
| 301 |
b_dx = mb->b_mvs[0].x; |
b_dx = bmvs->x; b_dy = bmvs->y; |
|
b_dy = mb->b_mvs[0].y; |
|
| 302 |
|
|
| 303 |
transfer_8to16sub_c(&dct_codes[0 * 64], |
compensate16x16_interpolate(&dct_codes[0 * 64], cur->y, b_ref->y, b_refh->y, |
| 304 |
cur->y + (j * 16) * edged_width + (i * 16), |
b_refv->y, b_refhv->y, tmp, 16 * i, 16 * j, b_dx, |
| 305 |
get_ref(b_ref->y, b_refh->y, b_refv->y, b_refhv->y, |
b_dy, edged_width, quarterpel, 0); |
|
i * 16, j * 16, 1, b_dx, b_dy, |
|
|
edged_width), edged_width); |
|
|
|
|
|
transfer_8to16sub(&dct_codes[1 * 64], |
|
|
cur->y + (j * 16) * edged_width + (i * 16 + 8), |
|
|
get_ref(b_ref->y, b_refh->y, b_refv->y, b_refhv->y, |
|
|
i * 16 + 8, j * 16, 1, b_dx, b_dy, |
|
|
edged_width), edged_width); |
|
|
|
|
|
transfer_8to16sub_c(&dct_codes[2 * 64], |
|
|
cur->y + (j * 16 + 8) * edged_width + (i * 16), |
|
|
get_ref(b_ref->y, b_refh->y, b_refv->y, b_refhv->y, |
|
|
i * 16, j * 16 + 8, 1, b_dx, b_dy, |
|
|
edged_width), edged_width); |
|
|
|
|
|
transfer_8to16sub(&dct_codes[3 * 64], |
|
|
cur->y + (j * 16 + 8) * edged_width + (i * 16 + 8), |
|
|
get_ref(b_ref->y, b_refh->y, b_refv->y, b_refhv->y, |
|
|
i * 16 + 8, j * 16 + 8, 1, b_dx, b_dy, |
|
|
edged_width), edged_width); |
|
|
|
|
|
b_dx = (b_dx & 3) ? (b_dx >> 1) | 1 : b_dx / 2; |
|
|
b_dy = (b_dy & 3) ? (b_dy >> 1) | 1 : b_dy / 2; |
|
|
|
|
|
/* uv-image-based compensation */ |
|
|
compensate8x8_halfpel(&dct_codes[4 * 64], cur->u, b_ref->u, b_refh->u, |
|
|
b_refv->u, b_refhv->u, 8 * i, 8 * j, b_dx, b_dy, |
|
|
edged_width / 2); |
|
|
compensate8x8_halfpel(&dct_codes[5 * 64], cur->v, b_ref->v, b_refh->v, |
|
|
b_refv->v, b_refhv->v, 8 * i, 8 * j, b_dx, b_dy, |
|
|
edged_width / 2); |
|
| 306 |
|
|
| 307 |
break; |
if (quarterpel) { b_dx /= 2; b_dy /= 2; } |
| 308 |
|
|
| 309 |
|
CompensateChroma( (b_dx >> 1) + roundtab_79[b_dx & 0x3], |
| 310 |
|
(b_dy >> 1) + roundtab_79[b_dy & 0x3], |
| 311 |
|
i, j, cur, b_ref, tmp, |
| 312 |
|
&dct_codes[4 * 64], edged_width / 2, 0); |
| 313 |
|
|
| 314 |
|
return; |
| 315 |
|
|
| 316 |
case MODE_INTERPOLATE: |
case MODE_INTERPOLATE: |
| 317 |
dx = mb->mvs[0].x; |
case MODE_DIRECT_NO4V: |
| 318 |
dy = mb->mvs[0].y; |
dx = fmvs->x; dy = fmvs->y; |
| 319 |
b_dx = mb->b_mvs[0].x; |
b_dx = bmvs->x; b_dy = bmvs->y; |
| 320 |
b_dy = mb->b_mvs[0].y; |
|
| 321 |
|
if (quarterpel) { |
| 322 |
transfer_8to16sub2_c(&dct_codes[0 * 64], |
|
| 323 |
cur->y + (i * 16) + (j * 16) * edged_width, |
if ((dx&3) | (dy&3)) { |
| 324 |
get_ref(f_ref->y, f_refh->y, f_refv->y, |
interpolate16x16_quarterpel(tmp - i * 16 - j * 16 * edged_width, |
| 325 |
f_refhv->y, 16 * i, 16 * j, 1, dx, dy, |
(uint8_t *) f_ref->y, tmp + 32, |
| 326 |
edged_width), get_ref(b_ref->y, b_refh->y, |
tmp + 64, tmp + 96, 16*i, 16*j, dx, dy, edged_width, 0); |
| 327 |
b_refv->y, |
ptr1 = tmp; |
| 328 |
b_refhv->y, 16 * i, |
} else ptr1 = f_ref->y + (16*(int)j + dy/4)*(int)edged_width + 16*(int)i + dx/4; /* fullpixel position */ |
| 329 |
16 * j, 1, b_dx, |
|
| 330 |
b_dy, edged_width), |
if ((b_dx&3) | (b_dy&3)) { |
| 331 |
edged_width); |
interpolate16x16_quarterpel(tmp - i * 16 - j * 16 * edged_width + 16, |
| 332 |
|
(uint8_t *) b_ref->y, tmp + 32, |
| 333 |
|
tmp + 64, tmp + 96, 16*i, 16*j, b_dx, b_dy, edged_width, 0); |
| 334 |
|
ptr2 = tmp + 16; |
| 335 |
|
} else ptr2 = b_ref->y + (16*(int)j + b_dy/4)*(int)edged_width + 16*(int)i + b_dx/4; /* fullpixel position */ |
| 336 |
|
|
| 337 |
|
b_dx /= 2; |
| 338 |
|
b_dy /= 2; |
| 339 |
|
dx /= 2; |
| 340 |
|
dy /= 2; |
| 341 |
|
|
| 342 |
|
} else { |
| 343 |
|
ptr1 = get_ref(f_ref->y, f_refh->y, f_refv->y, f_refhv->y, |
| 344 |
|
i, j, 16, dx, dy, edged_width); |
| 345 |
|
|
| 346 |
transfer_8to16sub2_c(&dct_codes[1 * 64], |
ptr2 = get_ref(b_ref->y, b_refh->y, b_refv->y, b_refhv->y, |
| 347 |
cur->y + (i * 16 + 8) + (j * 16) * edged_width, |
i, j, 16, b_dx, b_dy, edged_width); |
| 348 |
get_ref(f_ref->y, f_refh->y, f_refv->y, |
} |
| 349 |
f_refhv->y, 16 * i + 8, 16 * j, 1, dx, dy, |
for (k = 0; k < 4; k++) |
| 350 |
edged_width), get_ref(b_ref->y, b_refh->y, |
transfer_8to16sub2(&dct_codes[k * 64], |
| 351 |
b_refv->y, |
cur->y + (i * 16+(k&1)*8) + (j * 16+((k>>1)*8)) * edged_width, |
| 352 |
b_refhv->y, |
ptr1 + (k&1)*8 + (k>>1)*8*edged_width, |
| 353 |
16 * i + 8, 16 * j, |
ptr2 + (k&1)*8 + (k>>1)*8*edged_width, edged_width); |
|
1, b_dx, b_dy, |
|
|
edged_width), |
|
|
edged_width); |
|
| 354 |
|
|
|
transfer_8to16sub2_c(&dct_codes[2 * 64], |
|
|
cur->y + (i * 16) + (j * 16 + 8) * edged_width, |
|
|
get_ref(f_ref->y, f_refh->y, f_refv->y, |
|
|
f_refhv->y, 16 * i, 16 * j + 8, 1, dx, dy, |
|
|
edged_width), get_ref(b_ref->y, b_refh->y, |
|
|
b_refv->y, |
|
|
b_refhv->y, 16 * i, |
|
|
16 * j + 8, 1, b_dx, |
|
|
b_dy, edged_width), |
|
|
edged_width); |
|
| 355 |
|
|
| 356 |
transfer_8to16sub2_c(&dct_codes[3 * 64], |
dx = (dx >> 1) + roundtab_79[dx & 0x3]; |
| 357 |
cur->y + (i * 16 + 8) + (j * 16 + |
dy = (dy >> 1) + roundtab_79[dy & 0x3]; |
|
8) * edged_width, |
|
|
get_ref(f_ref->y, f_refh->y, f_refv->y, |
|
|
f_refhv->y, 16 * i + 8, 16 * j + 8, 1, dx, |
|
|
dy, edged_width), get_ref(b_ref->y, |
|
|
b_refh->y, |
|
|
b_refv->y, |
|
|
b_refhv->y, |
|
|
16 * i + 8, |
|
|
16 * j + 8, 1, |
|
|
b_dx, b_dy, |
|
|
edged_width), |
|
|
edged_width); |
|
| 358 |
|
|
| 359 |
|
b_dx = (b_dx >> 1) + roundtab_79[b_dx & 0x3]; |
| 360 |
|
b_dy = (b_dy >> 1) + roundtab_79[b_dy & 0x3]; |
| 361 |
|
|
| 362 |
dx = (dx & 3) ? (dx >> 1) | 1 : dx / 2; |
break; |
|
dy = (dy & 3) ? (dy >> 1) | 1 : dy / 2; |
|
| 363 |
|
|
| 364 |
b_dx = (b_dx & 3) ? (b_dx >> 1) | 1 : b_dx / 2; |
default: /* MODE_DIRECT (or MODE_DIRECT_NONE_MV in case of bframes decoding) */ |
| 365 |
b_dy = (b_dy & 3) ? (b_dy >> 1) | 1 : b_dy / 2; |
sumx = sumy = b_sumx = b_sumy = 0; |
| 366 |
|
|
| 367 |
transfer_8to16sub2_c(&dct_codes[4 * 64], |
for (k = 0; k < 4; k++) { |
|
cur->u + (y * 8) * edged_width / 2 + (x * 8), |
|
|
get_ref(f_ref->u, f_refh->u, f_refv->u, |
|
|
f_refhv->u, 8 * i, 8 * j, 1, dx, dy, |
|
|
edged_width / 2), get_ref(b_ref->u, |
|
|
b_refh->u, |
|
|
b_refv->u, |
|
|
b_refhv->u, |
|
|
8 * i, 8 * j, 1, |
|
|
b_dx, b_dy, |
|
|
edged_width / |
|
|
2), |
|
|
edged_width / 2); |
|
| 368 |
|
|
| 369 |
transfer_8to16sub2_c(&dct_codes[5 * 64], |
dx = fmvs[k].x; dy = fmvs[k].y; |
| 370 |
cur->v + (y * 8) * edged_width / 2 + (x * 8), |
b_dx = bmvs[k].x; b_dy = bmvs[k].y; |
|
get_ref(f_ref->v, f_refh->v, f_refv->v, |
|
|
f_refhv->v, 8 * i, 8 * j, 1, dx, dy, |
|
|
edged_width / 2), get_ref(b_ref->v, |
|
|
b_refh->v, |
|
|
b_refv->v, |
|
|
b_refhv->v, |
|
|
8 * i, 8 * j, 1, |
|
|
b_dx, b_dy, |
|
|
edged_width / |
|
|
2), |
|
|
edged_width / 2); |
|
| 371 |
|
|
| 372 |
break; |
if (quarterpel) { |
| 373 |
|
sumx += dx/2; sumy += dy/2; |
| 374 |
|
b_sumx += b_dx/2; b_sumy += b_dy/2; |
| 375 |
|
|
| 376 |
|
if ((dx&3) | (dy&3)) { |
| 377 |
|
interpolate8x8_quarterpel(tmp - (i * 16+(k&1)*8) - (j * 16+((k>>1)*8)) * edged_width, |
| 378 |
|
(uint8_t *) f_ref->y, |
| 379 |
|
tmp + 32, tmp + 64, tmp + 96, |
| 380 |
|
16*i + (k&1)*8, 16*j + (k>>1)*8, dx, dy, edged_width, 0); |
| 381 |
|
ptr1 = tmp; |
| 382 |
|
} else ptr1 = f_ref->y + (16*(int)j + (k>>1)*8 + dy/4)*(int)edged_width + 16*(int)i + (k&1)*8 + dx/4; |
| 383 |
|
|
| 384 |
|
if ((b_dx&3) | (b_dy&3)) { |
| 385 |
|
interpolate8x8_quarterpel(tmp - (i * 16+(k&1)*8) - (j * 16+((k>>1)*8)) * edged_width + 16, |
| 386 |
|
(uint8_t *) b_ref->y, |
| 387 |
|
tmp + 16, tmp + 32, tmp + 48, |
| 388 |
|
16*i + (k&1)*8, 16*j + (k>>1)*8, b_dx, b_dy, edged_width, 0); |
| 389 |
|
ptr2 = tmp + 16; |
| 390 |
|
} else ptr2 = b_ref->y + (16*(int)j + (k>>1)*8 + b_dy/4)*(int)edged_width + 16*(int)i + (k&1)*8 + b_dx/4; |
| 391 |
|
} else { |
| 392 |
|
sumx += dx; sumy += dy; |
| 393 |
|
b_sumx += b_dx; b_sumy += b_dy; |
| 394 |
|
|
| 395 |
|
ptr1 = get_ref(f_ref->y, f_refh->y, f_refv->y, f_refhv->y, |
| 396 |
|
2*i + (k&1), 2*j + (k>>1), 8, dx, dy, edged_width); |
| 397 |
|
ptr2 = get_ref(b_ref->y, b_refh->y, b_refv->y, b_refhv->y, |
| 398 |
|
2*i + (k&1), 2*j + (k>>1), 8, b_dx, b_dy, edged_width); |
| 399 |
|
} |
| 400 |
|
transfer_8to16sub2(&dct_codes[k * 64], |
| 401 |
|
cur->y + (i * 16+(k&1)*8) + (j * 16+((k>>1)*8)) * edged_width, |
| 402 |
|
ptr1, ptr2, edged_width); |
| 403 |
|
|
| 404 |
|
} |
| 405 |
|
|
| 406 |
|
dx = (sumx >> 3) + roundtab_76[sumx & 0xf]; |
| 407 |
|
dy = (sumy >> 3) + roundtab_76[sumy & 0xf]; |
| 408 |
|
b_dx = (b_sumx >> 3) + roundtab_76[b_sumx & 0xf]; |
| 409 |
|
b_dy = (b_sumy >> 3) + roundtab_76[b_sumy & 0xf]; |
| 410 |
|
|
|
case MODE_DIRECT: |
|
|
// todo |
|
| 411 |
break; |
break; |
| 412 |
} |
} |
| 413 |
|
|
| 414 |
|
/* block-based chroma interpolation for direct and interpolate modes */ |
| 415 |
|
transfer_8to16sub2(&dct_codes[4 * 64], |
| 416 |
|
cur->u + (j * 8) * edged_width / 2 + (i * 8), |
| 417 |
|
interpolate8x8_switch2(tmp, b_ref->u, 8 * i, 8 * j, |
| 418 |
|
b_dx, b_dy, edged_width / 2, 0), |
| 419 |
|
interpolate8x8_switch2(tmp + 8, f_ref->u, 8 * i, 8 * j, |
| 420 |
|
dx, dy, edged_width / 2, 0), |
| 421 |
|
edged_width / 2); |
| 422 |
|
|
| 423 |
|
transfer_8to16sub2(&dct_codes[5 * 64], |
| 424 |
|
cur->v + (j * 8) * edged_width / 2 + (i * 8), |
| 425 |
|
interpolate8x8_switch2(tmp, b_ref->v, 8 * i, 8 * j, |
| 426 |
|
b_dx, b_dy, edged_width / 2, 0), |
| 427 |
|
interpolate8x8_switch2(tmp + 8, f_ref->v, 8 * i, 8 * j, |
| 428 |
|
dx, dy, edged_width / 2, 0), |
| 429 |
|
edged_width / 2); |
| 430 |
} |
} |
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