diff options
Diffstat (limited to 'contrib/ffmpeg/libavcodec/motion_est.c')
| -rw-r--r-- | contrib/ffmpeg/libavcodec/motion_est.c | 2147 |
1 files changed, 0 insertions, 2147 deletions
diff --git a/contrib/ffmpeg/libavcodec/motion_est.c b/contrib/ffmpeg/libavcodec/motion_est.c deleted file mode 100644 index a042f4916..000000000 --- a/contrib/ffmpeg/libavcodec/motion_est.c +++ /dev/null @@ -1,2147 +0,0 @@ -/* - * Motion estimation - * Copyright (c) 2000,2001 Fabrice Bellard. - * Copyright (c) 2002-2004 Michael Niedermayer - * - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - * - * new Motion Estimation (X1/EPZS) by Michael Niedermayer <michaelni@gmx.at> - */ - -/** - * @file motion_est.c - * Motion estimation. - */ - -#include <stdlib.h> -#include <stdio.h> -#include <limits.h> -#include "avcodec.h" -#include "dsputil.h" -#include "mpegvideo.h" - -#undef NDEBUG -#include <assert.h> - -#define SQ(a) ((a)*(a)) - -#define P_LEFT P[1] -#define P_TOP P[2] -#define P_TOPRIGHT P[3] -#define P_MEDIAN P[4] -#define P_MV1 P[9] - -static inline int sad_hpel_motion_search(MpegEncContext * s, - int *mx_ptr, int *my_ptr, int dmin, - int src_index, int ref_index, - int size, int h); - -static inline int update_map_generation(MotionEstContext *c) -{ - c->map_generation+= 1<<(ME_MAP_MV_BITS*2); - if(c->map_generation==0){ - c->map_generation= 1<<(ME_MAP_MV_BITS*2); - memset(c->map, 0, sizeof(uint32_t)*ME_MAP_SIZE); - } - return c->map_generation; -} - -/* shape adaptive search stuff */ -typedef struct Minima{ - int height; - int x, y; - int checked; -}Minima; - -static int minima_cmp(const void *a, const void *b){ - const Minima *da = (const Minima *) a; - const Minima *db = (const Minima *) b; - - return da->height - db->height; -} - -#define FLAG_QPEL 1 //must be 1 -#define FLAG_CHROMA 2 -#define FLAG_DIRECT 4 - -static inline void init_ref(MotionEstContext *c, uint8_t *src[3], uint8_t *ref[3], uint8_t *ref2[3], int x, int y, int ref_index){ - const int offset[3]= { - y*c-> stride + x, - ((y*c->uvstride + x)>>1), - ((y*c->uvstride + x)>>1), - }; - int i; - for(i=0; i<3; i++){ - c->src[0][i]= src [i] + offset[i]; - c->ref[0][i]= ref [i] + offset[i]; - } - if(ref_index){ - for(i=0; i<3; i++){ - c->ref[ref_index][i]= ref2[i] + offset[i]; - } - } -} - -static int get_flags(MotionEstContext *c, int direct, int chroma){ - return ((c->avctx->flags&CODEC_FLAG_QPEL) ? FLAG_QPEL : 0) - + (direct ? FLAG_DIRECT : 0) - + (chroma ? FLAG_CHROMA : 0); -} - -/*! \brief compares a block (either a full macroblock or a partition thereof) - against a proposed motion-compensated prediction of that block - */ -static av_always_inline int cmp(MpegEncContext *s, const int x, const int y, const int subx, const int suby, - const int size, const int h, int ref_index, int src_index, - me_cmp_func cmp_func, me_cmp_func chroma_cmp_func, const int flags){ - MotionEstContext * const c= &s->me; - const int stride= c->stride; - const int uvstride= c->uvstride; - const int qpel= flags&FLAG_QPEL; - const int chroma= flags&FLAG_CHROMA; - const int dxy= subx + (suby<<(1+qpel)); //FIXME log2_subpel? - const int hx= subx + (x<<(1+qpel)); - const int hy= suby + (y<<(1+qpel)); - uint8_t * const * const ref= c->ref[ref_index]; - uint8_t * const * const src= c->src[src_index]; - int d; - //FIXME check chroma 4mv, (no crashes ...) - if(flags&FLAG_DIRECT){ - assert(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1)); - if(x >= c->xmin && hx <= c->xmax<<(qpel+1) && y >= c->ymin && hy <= c->ymax<<(qpel+1)){ - const int time_pp= s->pp_time; - const int time_pb= s->pb_time; - const int mask= 2*qpel+1; - if(s->mv_type==MV_TYPE_8X8){ - int i; - for(i=0; i<4; i++){ - int fx = c->direct_basis_mv[i][0] + hx; - int fy = c->direct_basis_mv[i][1] + hy; - int bx = hx ? fx - c->co_located_mv[i][0] : c->co_located_mv[i][0]*(time_pb - time_pp)/time_pp + ((i &1)<<(qpel+4)); - int by = hy ? fy - c->co_located_mv[i][1] : c->co_located_mv[i][1]*(time_pb - time_pp)/time_pp + ((i>>1)<<(qpel+4)); - int fxy= (fx&mask) + ((fy&mask)<<(qpel+1)); - int bxy= (bx&mask) + ((by&mask)<<(qpel+1)); - - uint8_t *dst= c->temp + 8*(i&1) + 8*stride*(i>>1); - if(qpel){ - c->qpel_put[1][fxy](dst, ref[0] + (fx>>2) + (fy>>2)*stride, stride); - c->qpel_avg[1][bxy](dst, ref[8] + (bx>>2) + (by>>2)*stride, stride); - }else{ - c->hpel_put[1][fxy](dst, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 8); - c->hpel_avg[1][bxy](dst, ref[8] + (bx>>1) + (by>>1)*stride, stride, 8); - } - } - }else{ - int fx = c->direct_basis_mv[0][0] + hx; - int fy = c->direct_basis_mv[0][1] + hy; - int bx = hx ? fx - c->co_located_mv[0][0] : (c->co_located_mv[0][0]*(time_pb - time_pp)/time_pp); - int by = hy ? fy - c->co_located_mv[0][1] : (c->co_located_mv[0][1]*(time_pb - time_pp)/time_pp); - int fxy= (fx&mask) + ((fy&mask)<<(qpel+1)); - int bxy= (bx&mask) + ((by&mask)<<(qpel+1)); - - if(qpel){ - c->qpel_put[1][fxy](c->temp , ref[0] + (fx>>2) + (fy>>2)*stride , stride); - c->qpel_put[1][fxy](c->temp + 8 , ref[0] + (fx>>2) + (fy>>2)*stride + 8 , stride); - c->qpel_put[1][fxy](c->temp + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8*stride, stride); - c->qpel_put[1][fxy](c->temp + 8 + 8*stride, ref[0] + (fx>>2) + (fy>>2)*stride + 8 + 8*stride, stride); - c->qpel_avg[1][bxy](c->temp , ref[8] + (bx>>2) + (by>>2)*stride , stride); - c->qpel_avg[1][bxy](c->temp + 8 , ref[8] + (bx>>2) + (by>>2)*stride + 8 , stride); - c->qpel_avg[1][bxy](c->temp + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8*stride, stride); - c->qpel_avg[1][bxy](c->temp + 8 + 8*stride, ref[8] + (bx>>2) + (by>>2)*stride + 8 + 8*stride, stride); - }else{ - assert((fx>>1) + 16*s->mb_x >= -16); - assert((fy>>1) + 16*s->mb_y >= -16); - assert((fx>>1) + 16*s->mb_x <= s->width); - assert((fy>>1) + 16*s->mb_y <= s->height); - assert((bx>>1) + 16*s->mb_x >= -16); - assert((by>>1) + 16*s->mb_y >= -16); - assert((bx>>1) + 16*s->mb_x <= s->width); - assert((by>>1) + 16*s->mb_y <= s->height); - - c->hpel_put[0][fxy](c->temp, ref[0] + (fx>>1) + (fy>>1)*stride, stride, 16); - c->hpel_avg[0][bxy](c->temp, ref[8] + (bx>>1) + (by>>1)*stride, stride, 16); - } - } - d = cmp_func(s, c->temp, src[0], stride, 16); - }else - d= 256*256*256*32; - }else{ - int uvdxy; /* no, it might not be used uninitialized */ - if(dxy){ - if(qpel){ - c->qpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride); //FIXME prototype (add h) - if(chroma){ - int cx= hx/2; - int cy= hy/2; - cx= (cx>>1)|(cx&1); - cy= (cy>>1)|(cy&1); - uvdxy= (cx&1) + 2*(cy&1); - //FIXME x/y wrong, but mpeg4 qpel is sick anyway, we should drop as much of it as possible in favor for h264 - } - }else{ - c->hpel_put[size][dxy](c->temp, ref[0] + x + y*stride, stride, h); - if(chroma) - uvdxy= dxy | (x&1) | (2*(y&1)); - } - d = cmp_func(s, c->temp, src[0], stride, h); - }else{ - d = cmp_func(s, src[0], ref[0] + x + y*stride, stride, h); - if(chroma) - uvdxy= (x&1) + 2*(y&1); - } - if(chroma){ - uint8_t * const uvtemp= c->temp + 16*stride; - c->hpel_put[size+1][uvdxy](uvtemp , ref[1] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1); - c->hpel_put[size+1][uvdxy](uvtemp+8, ref[2] + (x>>1) + (y>>1)*uvstride, uvstride, h>>1); - d += chroma_cmp_func(s, uvtemp , src[1], uvstride, h>>1); - d += chroma_cmp_func(s, uvtemp+8, src[2], uvstride, h>>1); - } - } -#if 0 - if(full_pel){ - const int index= (((y)<<ME_MAP_SHIFT) + (x))&(ME_MAP_SIZE-1); - score_map[index]= d; - } - - d += (c->mv_penalty[hx - c->pred_x] + c->mv_penalty[hy - c->pred_y])*c->penalty_factor; -#endif - return d; -} - -#include "motion_est_template.c" - -static int zero_cmp(void *s, uint8_t *a, uint8_t *b, int stride, int h){ - return 0; -} - -static void zero_hpel(uint8_t *a, const uint8_t *b, int stride, int h){ -} - -void ff_init_me(MpegEncContext *s){ - MotionEstContext * const c= &s->me; - int cache_size= FFMIN(ME_MAP_SIZE>>ME_MAP_SHIFT, 1<<ME_MAP_SHIFT); - int dia_size= FFMAX(FFABS(s->avctx->dia_size)&255, FFABS(s->avctx->pre_dia_size)&255); - c->avctx= s->avctx; - - if(cache_size < 2*dia_size && !c->stride){ - av_log(s->avctx, AV_LOG_INFO, "ME_MAP size may be a little small for the selected diamond size\n"); - } - - ff_set_cmp(&s->dsp, s->dsp.me_pre_cmp, c->avctx->me_pre_cmp); - ff_set_cmp(&s->dsp, s->dsp.me_cmp, c->avctx->me_cmp); - ff_set_cmp(&s->dsp, s->dsp.me_sub_cmp, c->avctx->me_sub_cmp); - ff_set_cmp(&s->dsp, s->dsp.mb_cmp, c->avctx->mb_cmp); - - c->flags = get_flags(c, 0, c->avctx->me_cmp &FF_CMP_CHROMA); - c->sub_flags= get_flags(c, 0, c->avctx->me_sub_cmp&FF_CMP_CHROMA); - c->mb_flags = get_flags(c, 0, c->avctx->mb_cmp &FF_CMP_CHROMA); - -/*FIXME s->no_rounding b_type*/ - if(s->flags&CODEC_FLAG_QPEL){ - c->sub_motion_search= qpel_motion_search; - c->qpel_avg= s->dsp.avg_qpel_pixels_tab; - if(s->no_rounding) c->qpel_put= s->dsp.put_no_rnd_qpel_pixels_tab; - else c->qpel_put= s->dsp.put_qpel_pixels_tab; - }else{ - if(c->avctx->me_sub_cmp&FF_CMP_CHROMA) - c->sub_motion_search= hpel_motion_search; - else if( c->avctx->me_sub_cmp == FF_CMP_SAD - && c->avctx-> me_cmp == FF_CMP_SAD - && c->avctx-> mb_cmp == FF_CMP_SAD) - c->sub_motion_search= sad_hpel_motion_search; // 2050 vs. 2450 cycles - else - c->sub_motion_search= hpel_motion_search; - } - c->hpel_avg= s->dsp.avg_pixels_tab; - if(s->no_rounding) c->hpel_put= s->dsp.put_no_rnd_pixels_tab; - else c->hpel_put= s->dsp.put_pixels_tab; - - if(s->linesize){ - c->stride = s->linesize; - c->uvstride= s->uvlinesize; - }else{ - c->stride = 16*s->mb_width + 32; - c->uvstride= 8*s->mb_width + 16; - } - - // 8x8 fullpel search would need a 4x4 chroma compare, which we dont have yet, and even if we had the motion estimation code doesnt expect it - if(s->codec_id != CODEC_ID_SNOW){ - if((c->avctx->me_cmp&FF_CMP_CHROMA)/* && !s->dsp.me_cmp[2]*/){ - s->dsp.me_cmp[2]= zero_cmp; - } - if((c->avctx->me_sub_cmp&FF_CMP_CHROMA) && !s->dsp.me_sub_cmp[2]){ - s->dsp.me_sub_cmp[2]= zero_cmp; - } - c->hpel_put[2][0]= c->hpel_put[2][1]= - c->hpel_put[2][2]= c->hpel_put[2][3]= zero_hpel; - } - - if(s->codec_id == CODEC_ID_H261){ - c->sub_motion_search= no_sub_motion_search; - } - - c->temp= c->scratchpad; -} - -#if 0 -static int pix_dev(uint8_t * pix, int line_size, int mean) -{ - int s, i, j; - - s = 0; - for (i = 0; i < 16; i++) { - for (j = 0; j < 16; j += 8) { - s += FFABS(pix[0]-mean); - s += FFABS(pix[1]-mean); - s += FFABS(pix[2]-mean); - s += FFABS(pix[3]-mean); - s += FFABS(pix[4]-mean); - s += FFABS(pix[5]-mean); - s += FFABS(pix[6]-mean); - s += FFABS(pix[7]-mean); - pix += 8; - } - pix += line_size - 16; - } - return s; -} -#endif - -static inline void no_motion_search(MpegEncContext * s, - int *mx_ptr, int *my_ptr) -{ - *mx_ptr = 16 * s->mb_x; - *my_ptr = 16 * s->mb_y; -} - -#if 0 /* the use of these functions is inside #if 0 */ -static int full_motion_search(MpegEncContext * s, - int *mx_ptr, int *my_ptr, int range, - int xmin, int ymin, int xmax, int ymax, uint8_t *ref_picture) -{ - int x1, y1, x2, y2, xx, yy, x, y; - int mx, my, dmin, d; - uint8_t *pix; - - xx = 16 * s->mb_x; - yy = 16 * s->mb_y; - x1 = xx - range + 1; /* we loose one pixel to avoid boundary pb with half pixel pred */ - if (x1 < xmin) - x1 = xmin; - x2 = xx + range - 1; - if (x2 > xmax) - x2 = xmax; - y1 = yy - range + 1; - if (y1 < ymin) - y1 = ymin; - y2 = yy + range - 1; - if (y2 > ymax) - y2 = ymax; - pix = s->new_picture.data[0] + (yy * s->linesize) + xx; - dmin = 0x7fffffff; - mx = 0; - my = 0; - for (y = y1; y <= y2; y++) { - for (x = x1; x <= x2; x++) { - d = s->dsp.pix_abs[0][0](NULL, pix, ref_picture + (y * s->linesize) + x, - s->linesize, 16); - if (d < dmin || - (d == dmin && - (abs(x - xx) + abs(y - yy)) < - (abs(mx - xx) + abs(my - yy)))) { - dmin = d; - mx = x; - my = y; - } - } - } - - *mx_ptr = mx; - *my_ptr = my; - -#if 0 - if (*mx_ptr < -(2 * range) || *mx_ptr >= (2 * range) || - *my_ptr < -(2 * range) || *my_ptr >= (2 * range)) { - av_log(NULL, AV_LOG_ERROR, "error %d %d\n", *mx_ptr, *my_ptr); - } -#endif - return dmin; -} - - -static int log_motion_search(MpegEncContext * s, - int *mx_ptr, int *my_ptr, int range, - int xmin, int ymin, int xmax, int ymax, uint8_t *ref_picture) -{ - int x1, y1, x2, y2, xx, yy, x, y; - int mx, my, dmin, d; - uint8_t *pix; - - xx = s->mb_x << 4; - yy = s->mb_y << 4; - - /* Left limit */ - x1 = xx - range; - if (x1 < xmin) - x1 = xmin; - - /* Right limit */ - x2 = xx + range; - if (x2 > xmax) - x2 = xmax; - - /* Upper limit */ - y1 = yy - range; - if (y1 < ymin) - y1 = ymin; - - /* Lower limit */ - y2 = yy + range; - if (y2 > ymax) - y2 = ymax; - - pix = s->new_picture.data[0] + (yy * s->linesize) + xx; - dmin = 0x7fffffff; - mx = 0; - my = 0; - - do { - for (y = y1; y <= y2; y += range) { - for (x = x1; x <= x2; x += range) { - d = s->dsp.pix_abs[0][0](NULL, pix, ref_picture + (y * s->linesize) + x, s->linesize, 16); - if (d < dmin || (d == dmin && (abs(x - xx) + abs(y - yy)) < (abs(mx - xx) + abs(my - yy)))) { - dmin = d; - mx = x; - my = y; - } - } - } - - range = range >> 1; - - x1 = mx - range; - if (x1 < xmin) - x1 = xmin; - - x2 = mx + range; - if (x2 > xmax) - x2 = xmax; - - y1 = my - range; - if (y1 < ymin) - y1 = ymin; - - y2 = my + range; - if (y2 > ymax) - y2 = ymax; - - } while (range >= 1); - -#ifdef DEBUG - av_log(s->avctx, AV_LOG_DEBUG, "log - MX: %d\tMY: %d\n", mx, my); -#endif - *mx_ptr = mx; - *my_ptr = my; - return dmin; -} - -static int phods_motion_search(MpegEncContext * s, - int *mx_ptr, int *my_ptr, int range, - int xmin, int ymin, int xmax, int ymax, uint8_t *ref_picture) -{ - int x1, y1, x2, y2, xx, yy, x, y, lastx, d; - int mx, my, dminx, dminy; - uint8_t *pix; - - xx = s->mb_x << 4; - yy = s->mb_y << 4; - - /* Left limit */ - x1 = xx - range; - if (x1 < xmin) - x1 = xmin; - - /* Right limit */ - x2 = xx + range; - if (x2 > xmax) - x2 = xmax; - - /* Upper limit */ - y1 = yy - range; - if (y1 < ymin) - y1 = ymin; - - /* Lower limit */ - y2 = yy + range; - if (y2 > ymax) - y2 = ymax; - - pix = s->new_picture.data[0] + (yy * s->linesize) + xx; - mx = 0; - my = 0; - - x = xx; - y = yy; - do { - dminx = 0x7fffffff; - dminy = 0x7fffffff; - - lastx = x; - for (x = x1; x <= x2; x += range) { - d = s->dsp.pix_abs[0][0](NULL, pix, ref_picture + (y * s->linesize) + x, s->linesize, 16); - if (d < dminx || (d == dminx && (abs(x - xx) + abs(y - yy)) < (abs(mx - xx) + abs(my - yy)))) { - dminx = d; - mx = x; - } - } - - x = lastx; - for (y = y1; y <= y2; y += range) { - d = s->dsp.pix_abs[0][0](NULL, pix, ref_picture + (y * s->linesize) + x, s->linesize, 16); - if (d < dminy || (d == dminy && (abs(x - xx) + abs(y - yy)) < (abs(mx - xx) + abs(my - yy)))) { - dminy = d; - my = y; - } - } - - range = range >> 1; - - x = mx; - y = my; - x1 = mx - range; - if (x1 < xmin) - x1 = xmin; - - x2 = mx + range; - if (x2 > xmax) - x2 = xmax; - - y1 = my - range; - if (y1 < ymin) - y1 = ymin; - - y2 = my + range; - if (y2 > ymax) - y2 = ymax; - - } while (range >= 1); - -#ifdef DEBUG - av_log(s->avctx, AV_LOG_DEBUG, "phods - MX: %d\tMY: %d\n", mx, my); -#endif - - /* half pixel search */ - *mx_ptr = mx; - *my_ptr = my; - return dminy; -} -#endif /* 0 */ - -#define Z_THRESHOLD 256 - -#define CHECK_SAD_HALF_MV(suffix, x, y) \ -{\ - d= s->dsp.pix_abs[size][(x?1:0)+(y?2:0)](NULL, pix, ptr+((x)>>1), stride, h);\ - d += (mv_penalty[pen_x + x] + mv_penalty[pen_y + y])*penalty_factor;\ - COPY3_IF_LT(dminh, d, dx, x, dy, y)\ -} - -static inline int sad_hpel_motion_search(MpegEncContext * s, - int *mx_ptr, int *my_ptr, int dmin, - int src_index, int ref_index, - int size, int h) -{ - MotionEstContext * const c= &s->me; - const int penalty_factor= c->sub_penalty_factor; - int mx, my, dminh; - uint8_t *pix, *ptr; - int stride= c->stride; - const int flags= c->sub_flags; - LOAD_COMMON - - assert(flags == 0); - - if(c->skip){ -// printf("S"); - *mx_ptr = 0; - *my_ptr = 0; - return dmin; - } -// printf("N"); - - pix = c->src[src_index][0]; - - mx = *mx_ptr; - my = *my_ptr; - ptr = c->ref[ref_index][0] + (my * stride) + mx; - - dminh = dmin; - - if (mx > xmin && mx < xmax && - my > ymin && my < ymax) { - int dx=0, dy=0; - int d, pen_x, pen_y; - const int index= (my<<ME_MAP_SHIFT) + mx; - const int t= score_map[(index-(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)]; - const int l= score_map[(index- 1 )&(ME_MAP_SIZE-1)]; - const int r= score_map[(index+ 1 )&(ME_MAP_SIZE-1)]; - const int b= score_map[(index+(1<<ME_MAP_SHIFT))&(ME_MAP_SIZE-1)]; - mx<<=1; - my<<=1; - - - pen_x= pred_x + mx; - pen_y= pred_y + my; - - ptr-= stride; - if(t<=b){ - CHECK_SAD_HALF_MV(y2 , 0, -1) - if(l<=r){ - CHECK_SAD_HALF_MV(xy2, -1, -1) - if(t+r<=b+l){ - CHECK_SAD_HALF_MV(xy2, +1, -1) - ptr+= stride; - }else{ - ptr+= stride; - CHECK_SAD_HALF_MV(xy2, -1, +1) - } - CHECK_SAD_HALF_MV(x2 , -1, 0) - }else{ - CHECK_SAD_HALF_MV(xy2, +1, -1) - if(t+l<=b+r){ - CHECK_SAD_HALF_MV(xy2, -1, -1) - ptr+= stride; - }else{ - ptr+= stride; - CHECK_SAD_HALF_MV(xy2, +1, +1) - } - CHECK_SAD_HALF_MV(x2 , +1, 0) - } - }else{ - if(l<=r){ - if(t+l<=b+r){ - CHECK_SAD_HALF_MV(xy2, -1, -1) - ptr+= stride; - }else{ - ptr+= stride; - CHECK_SAD_HALF_MV(xy2, +1, +1) - } - CHECK_SAD_HALF_MV(x2 , -1, 0) - CHECK_SAD_HALF_MV(xy2, -1, +1) - }else{ - if(t+r<=b+l){ - CHECK_SAD_HALF_MV(xy2, +1, -1) - ptr+= stride; - }else{ - ptr+= stride; - CHECK_SAD_HALF_MV(xy2, -1, +1) - } - CHECK_SAD_HALF_MV(x2 , +1, 0) - CHECK_SAD_HALF_MV(xy2, +1, +1) - } - CHECK_SAD_HALF_MV(y2 , 0, +1) - } - mx+=dx; - my+=dy; - - }else{ - mx<<=1; - my<<=1; - } - - *mx_ptr = mx; - *my_ptr = my; - return dminh; -} - -static inline void set_p_mv_tables(MpegEncContext * s, int mx, int my, int mv4) -{ - const int xy= s->mb_x + s->mb_y*s->mb_stride; - - s->p_mv_table[xy][0] = mx; - s->p_mv_table[xy][1] = my; - - /* has already been set to the 4 MV if 4MV is done */ - if(mv4){ - int mot_xy= s->block_index[0]; - - s->current_picture.motion_val[0][mot_xy ][0]= mx; - s->current_picture.motion_val[0][mot_xy ][1]= my; - s->current_picture.motion_val[0][mot_xy+1][0]= mx; - s->current_picture.motion_val[0][mot_xy+1][1]= my; - - mot_xy += s->b8_stride; - s->current_picture.motion_val[0][mot_xy ][0]= mx; - s->current_picture.motion_val[0][mot_xy ][1]= my; - s->current_picture.motion_val[0][mot_xy+1][0]= mx; - s->current_picture.motion_val[0][mot_xy+1][1]= my; - } -} - -/** - * get fullpel ME search limits. - */ -static inline void get_limits(MpegEncContext *s, int x, int y) -{ - MotionEstContext * const c= &s->me; - int range= c->avctx->me_range >> (1 + !!(c->flags&FLAG_QPEL)); -/* - if(c->avctx->me_range) c->range= c->avctx->me_range >> 1; - else c->range= 16; -*/ - if (s->unrestricted_mv) { - c->xmin = - x - 16; - c->ymin = - y - 16; - c->xmax = - x + s->mb_width *16; - c->ymax = - y + s->mb_height*16; - } else if (s->out_format == FMT_H261){ - // Search range of H261 is different from other codec standards - c->xmin = (x > 15) ? - 15 : 0; - c->ymin = (y > 15) ? - 15 : 0; - c->xmax = (x < s->mb_width * 16 - 16) ? 15 : 0; - c->ymax = (y < s->mb_height * 16 - 16) ? 15 : 0; - } else { - c->xmin = - x; - c->ymin = - y; - c->xmax = - x + s->mb_width *16 - 16; - c->ymax = - y + s->mb_height*16 - 16; - } - if(range){ - c->xmin = FFMAX(c->xmin,-range); - c->xmax = FFMIN(c->xmax, range); - c->ymin = FFMAX(c->ymin,-range); - c->ymax = FFMIN(c->ymax, range); - } -} - -static inline void init_mv4_ref(MotionEstContext *c){ - const int stride= c->stride; - - c->ref[1][0] = c->ref[0][0] + 8; - c->ref[2][0] = c->ref[0][0] + 8*stride; - c->ref[3][0] = c->ref[2][0] + 8; - c->src[1][0] = c->src[0][0] + 8; - c->src[2][0] = c->src[0][0] + 8*stride; - c->src[3][0] = c->src[2][0] + 8; -} - -static inline int h263_mv4_search(MpegEncContext *s, int mx, int my, int shift) -{ - MotionEstContext * const c= &s->me; - const int size= 1; - const int h=8; - int block; - int P[10][2]; - int dmin_sum=0, mx4_sum=0, my4_sum=0; - int same=1; - const int stride= c->stride; - uint8_t *mv_penalty= c->current_mv_penalty; - - init_mv4_ref(c); - - for(block=0; block<4; block++){ - int mx4, my4; - int pred_x4, pred_y4; - int dmin4; - static const int off[4]= {2, 1, 1, -1}; - const int mot_stride = s->b8_stride; - const int mot_xy = s->block_index[block]; - - P_LEFT[0] = s->current_picture.motion_val[0][mot_xy - 1][0]; - P_LEFT[1] = s->current_picture.motion_val[0][mot_xy - 1][1]; - - if(P_LEFT[0] > (c->xmax<<shift)) P_LEFT[0] = (c->xmax<<shift); - - /* special case for first line */ - if (s->first_slice_line && block<2) { - c->pred_x= pred_x4= P_LEFT[0]; - c->pred_y= pred_y4= P_LEFT[1]; - } else { - P_TOP[0] = s->current_picture.motion_val[0][mot_xy - mot_stride ][0]; - P_TOP[1] = s->current_picture.motion_val[0][mot_xy - mot_stride ][1]; - P_TOPRIGHT[0] = s->current_picture.motion_val[0][mot_xy - mot_stride + off[block]][0]; - P_TOPRIGHT[1] = s->current_picture.motion_val[0][mot_xy - mot_stride + off[block]][1]; - if(P_TOP[1] > (c->ymax<<shift)) P_TOP[1] = (c->ymax<<shift); - if(P_TOPRIGHT[0] < (c->xmin<<shift)) P_TOPRIGHT[0]= (c->xmin<<shift); - if(P_TOPRIGHT[0] > (c->xmax<<shift)) P_TOPRIGHT[0]= (c->xmax<<shift); - if(P_TOPRIGHT[1] > (c->ymax<<shift)) P_TOPRIGHT[1]= (c->ymax<<shift); - - P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]); - P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]); - - c->pred_x= pred_x4 = P_MEDIAN[0]; - c->pred_y= pred_y4 = P_MEDIAN[1]; - } - P_MV1[0]= mx; - P_MV1[1]= my; - - dmin4 = epzs_motion_search4(s, &mx4, &my4, P, block, block, s->p_mv_table, (1<<16)>>shift); - - dmin4= c->sub_motion_search(s, &mx4, &my4, dmin4, block, block, size, h); - - if(s->dsp.me_sub_cmp[0] != s->dsp.mb_cmp[0]){ - int dxy; - const int offset= ((block&1) + (block>>1)*stride)*8; - uint8_t *dest_y = c->scratchpad + offset; - if(s->quarter_sample){ - uint8_t *ref= c->ref[block][0] + (mx4>>2) + (my4>>2)*stride; - dxy = ((my4 & 3) << 2) | (mx4 & 3); - - if(s->no_rounding) - s->dsp.put_no_rnd_qpel_pixels_tab[1][dxy](dest_y , ref , stride); - else - s->dsp.put_qpel_pixels_tab [1][dxy](dest_y , ref , stride); - }else{ - uint8_t *ref= c->ref[block][0] + (mx4>>1) + (my4>>1)*stride; - dxy = ((my4 & 1) << 1) | (mx4 & 1); - - if(s->no_rounding) - s->dsp.put_no_rnd_pixels_tab[1][dxy](dest_y , ref , stride, h); - else - s->dsp.put_pixels_tab [1][dxy](dest_y , ref , stride, h); - } - dmin_sum+= (mv_penalty[mx4-pred_x4] + mv_penalty[my4-pred_y4])*c->mb_penalty_factor; - }else - dmin_sum+= dmin4; - - if(s->quarter_sample){ - mx4_sum+= mx4/2; - my4_sum+= my4/2; - }else{ - mx4_sum+= mx4; - my4_sum+= my4; - } - - s->current_picture.motion_val[0][ s->block_index[block] ][0]= mx4; - s->current_picture.motion_val[0][ s->block_index[block] ][1]= my4; - - if(mx4 != mx || my4 != my) same=0; - } - - if(same) - return INT_MAX; - - if(s->dsp.me_sub_cmp[0] != s->dsp.mb_cmp[0]){ - dmin_sum += s->dsp.mb_cmp[0](s, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*16*stride, c->scratchpad, stride, 16); - } - - if(c->avctx->mb_cmp&FF_CMP_CHROMA){ - int dxy; - int mx, my; - int offset; - - mx= ff_h263_round_chroma(mx4_sum); - my= ff_h263_round_chroma(my4_sum); - dxy = ((my & 1) << 1) | (mx & 1); - - offset= (s->mb_x*8 + (mx>>1)) + (s->mb_y*8 + (my>>1))*s->uvlinesize; - - if(s->no_rounding){ - s->dsp.put_no_rnd_pixels_tab[1][dxy](c->scratchpad , s->last_picture.data[1] + offset, s->uvlinesize, 8); - s->dsp.put_no_rnd_pixels_tab[1][dxy](c->scratchpad+8 , s->last_picture.data[2] + offset, s->uvlinesize, 8); - }else{ - s->dsp.put_pixels_tab [1][dxy](c->scratchpad , s->last_picture.data[1] + offset, s->uvlinesize, 8); - s->dsp.put_pixels_tab [1][dxy](c->scratchpad+8 , s->last_picture.data[2] + offset, s->uvlinesize, 8); - } - - dmin_sum += s->dsp.mb_cmp[1](s, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*8*s->uvlinesize, c->scratchpad , s->uvlinesize, 8); - dmin_sum += s->dsp.mb_cmp[1](s, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*8*s->uvlinesize, c->scratchpad+8, s->uvlinesize, 8); - } - - c->pred_x= mx; - c->pred_y= my; - - switch(c->avctx->mb_cmp&0xFF){ - /*case FF_CMP_SSE: - return dmin_sum+ 32*s->qscale*s->qscale;*/ - case FF_CMP_RD: - return dmin_sum; - default: - return dmin_sum+ 11*c->mb_penalty_factor; - } -} - -static inline void init_interlaced_ref(MpegEncContext *s, int ref_index){ - MotionEstContext * const c= &s->me; - - c->ref[1+ref_index][0] = c->ref[0+ref_index][0] + s->linesize; - c->src[1][0] = c->src[0][0] + s->linesize; - if(c->flags & FLAG_CHROMA){ - c->ref[1+ref_index][1] = c->ref[0+ref_index][1] + s->uvlinesize; - c->ref[1+ref_index][2] = c->ref[0+ref_index][2] + s->uvlinesize; - c->src[1][1] = c->src[0][1] + s->uvlinesize; - c->src[1][2] = c->src[0][2] + s->uvlinesize; - } -} - -static int interlaced_search(MpegEncContext *s, int ref_index, - int16_t (*mv_tables[2][2])[2], uint8_t *field_select_tables[2], int mx, int my, int user_field_select) -{ - MotionEstContext * const c= &s->me; - const int size=0; - const int h=8; - int block; - int P[10][2]; - uint8_t * const mv_penalty= c->current_mv_penalty; - int same=1; - const int stride= 2*s->linesize; - int dmin_sum= 0; - const int mot_stride= s->mb_stride; - const int xy= s->mb_x + s->mb_y*mot_stride; - - c->ymin>>=1; - c->ymax>>=1; - c->stride<<=1; - c->uvstride<<=1; - init_interlaced_ref(s, ref_index); - - for(block=0; block<2; block++){ - int field_select; - int best_dmin= INT_MAX; - int best_field= -1; - - for(field_select=0; field_select<2; field_select++){ - int dmin, mx_i, my_i; - int16_t (*mv_table)[2]= mv_tables[block][field_select]; - - if(user_field_select){ - assert(field_select==0 || field_select==1); - assert(field_select_tables[block][xy]==0 || field_select_tables[block][xy]==1); - if(field_select_tables[block][xy] != field_select) - continue; - } - - P_LEFT[0] = mv_table[xy - 1][0]; - P_LEFT[1] = mv_table[xy - 1][1]; - if(P_LEFT[0] > (c->xmax<<1)) P_LEFT[0] = (c->xmax<<1); - - c->pred_x= P_LEFT[0]; - c->pred_y= P_LEFT[1]; - - if(!s->first_slice_line){ - P_TOP[0] = mv_table[xy - mot_stride][0]; - P_TOP[1] = mv_table[xy - mot_stride][1]; - P_TOPRIGHT[0] = mv_table[xy - mot_stride + 1][0]; - P_TOPRIGHT[1] = mv_table[xy - mot_stride + 1][1]; - if(P_TOP[1] > (c->ymax<<1)) P_TOP[1] = (c->ymax<<1); - if(P_TOPRIGHT[0] < (c->xmin<<1)) P_TOPRIGHT[0]= (c->xmin<<1); - if(P_TOPRIGHT[0] > (c->xmax<<1)) P_TOPRIGHT[0]= (c->xmax<<1); - if(P_TOPRIGHT[1] > (c->ymax<<1)) P_TOPRIGHT[1]= (c->ymax<<1); - - P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]); - P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]); - } - P_MV1[0]= mx; //FIXME not correct if block != field_select - P_MV1[1]= my / 2; - - dmin = epzs_motion_search2(s, &mx_i, &my_i, P, block, field_select+ref_index, mv_table, (1<<16)>>1); - - dmin= c->sub_motion_search(s, &mx_i, &my_i, dmin, block, field_select+ref_index, size, h); - - mv_table[xy][0]= mx_i; - mv_table[xy][1]= my_i; - - if(s->dsp.me_sub_cmp[0] != s->dsp.mb_cmp[0]){ - int dxy; - - //FIXME chroma ME - uint8_t *ref= c->ref[field_select+ref_index][0] + (mx_i>>1) + (my_i>>1)*stride; - dxy = ((my_i & 1) << 1) | (mx_i & 1); - - if(s->no_rounding){ - s->dsp.put_no_rnd_pixels_tab[size][dxy](c->scratchpad, ref , stride, h); - }else{ - s->dsp.put_pixels_tab [size][dxy](c->scratchpad, ref , stride, h); - } - dmin= s->dsp.mb_cmp[size](s, c->src[block][0], c->scratchpad, stride, h); - dmin+= (mv_penalty[mx_i-c->pred_x] + mv_penalty[my_i-c->pred_y] + 1)*c->mb_penalty_factor; - }else - dmin+= c->mb_penalty_factor; //field_select bits - - dmin += field_select != block; //slightly prefer same field - - if(dmin < best_dmin){ - best_dmin= dmin; - best_field= field_select; - } - } - { - int16_t (*mv_table)[2]= mv_tables[block][best_field]; - - if(mv_table[xy][0] != mx) same=0; //FIXME check if these checks work and are any good at all - if(mv_table[xy][1]&1) same=0; - if(mv_table[xy][1]*2 != my) same=0; - if(best_field != block) same=0; - } - - field_select_tables[block][xy]= best_field; - dmin_sum += best_dmin; - } - - c->ymin<<=1; - c->ymax<<=1; - c->stride>>=1; - c->uvstride>>=1; - - if(same) - return INT_MAX; - - switch(c->avctx->mb_cmp&0xFF){ - /*case FF_CMP_SSE: - return dmin_sum+ 32*s->qscale*s->qscale;*/ - case FF_CMP_RD: - return dmin_sum; - default: - return dmin_sum+ 11*c->mb_penalty_factor; - } -} - -static void clip_input_mv(MpegEncContext * s, int16_t *mv, int interlaced){ - int ymax= s->me.ymax>>interlaced; - int ymin= s->me.ymin>>interlaced; - - if(mv[0] < s->me.xmin) mv[0] = s->me.xmin; - if(mv[0] > s->me.xmax) mv[0] = s->me.xmax; - if(mv[1] < ymin) mv[1] = ymin; - if(mv[1] > ymax) mv[1] = ymax; -} - -static inline int check_input_motion(MpegEncContext * s, int mb_x, int mb_y, int p_type){ - MotionEstContext * const c= &s->me; - Picture *p= s->current_picture_ptr; - int mb_xy= mb_x + mb_y*s->mb_stride; - int xy= 2*mb_x + 2*mb_y*s->b8_stride; - int mb_type= s->current_picture.mb_type[mb_xy]; - int flags= c->flags; - int shift= (flags&FLAG_QPEL) + 1; - int mask= (1<<shift)-1; - int x, y, i; - int d=0; - me_cmp_func cmpf= s->dsp.sse[0]; - me_cmp_func chroma_cmpf= s->dsp.sse[1]; - - if(p_type && USES_LIST(mb_type, 1)){ - av_log(c->avctx, AV_LOG_ERROR, "backward motion vector in P frame\n"); - return INT_MAX/2; - } - assert(IS_INTRA(mb_type) || USES_LIST(mb_type,0) || USES_LIST(mb_type,1)); - - for(i=0; i<4; i++){ - int xy= s->block_index[i]; - clip_input_mv(s, p->motion_val[0][xy], !!IS_INTERLACED(mb_type)); - clip_input_mv(s, p->motion_val[1][xy], !!IS_INTERLACED(mb_type)); - } - - if(IS_INTERLACED(mb_type)){ - int xy2= xy + s->b8_stride; - s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_INTRA; - c->stride<<=1; - c->uvstride<<=1; - - if(!(s->flags & CODEC_FLAG_INTERLACED_ME)){ - av_log(c->avctx, AV_LOG_ERROR, "Interlaced macroblock selected but interlaced motion estimation disabled\n"); - return INT_MAX/2; - } - - if(USES_LIST(mb_type, 0)){ - int field_select0= p->ref_index[0][xy ]; - int field_select1= p->ref_index[0][xy2]; - assert(field_select0==0 ||field_select0==1); - assert(field_select1==0 ||field_select1==1); - init_interlaced_ref(s, 0); - - if(p_type){ - s->p_field_select_table[0][mb_xy]= field_select0; - s->p_field_select_table[1][mb_xy]= field_select1; - *(uint32_t*)s->p_field_mv_table[0][field_select0][mb_xy]= *(uint32_t*)p->motion_val[0][xy ]; - *(uint32_t*)s->p_field_mv_table[1][field_select1][mb_xy]= *(uint32_t*)p->motion_val[0][xy2]; - s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_INTER_I; - }else{ - s->b_field_select_table[0][0][mb_xy]= field_select0; - s->b_field_select_table[0][1][mb_xy]= field_select1; - *(uint32_t*)s->b_field_mv_table[0][0][field_select0][mb_xy]= *(uint32_t*)p->motion_val[0][xy ]; - *(uint32_t*)s->b_field_mv_table[0][1][field_select1][mb_xy]= *(uint32_t*)p->motion_val[0][xy2]; - s->mb_type[mb_xy]= CANDIDATE_MB_TYPE_FORWARD_I; - } - - x= p->motion_val[0][xy ][0]; - y= p->motion_val[0][xy ][1]; - d = cmp(s, x>>shift, y>>shift, x&mask, y&mask, 0, 8, field_select0, 0, cmpf, chroma_cmpf, flags); - x= p->motion_val[0][xy2][0]; - y= p->motion_val[0][xy2][1]; - d+= cmp(s, x>>shift, y>>shift, x&mask, y&mask, 0, 8, field_select1, 1, cmpf, chroma_cmpf, flags); - } - if(USES_LIST(mb_type, 1)){ - int field_select0= p->ref_index[1][xy ]; - int field_select1= p->ref_index[1][xy2]; - assert(field_select0==0 ||field_select0==1); - assert(field_select1==0 ||field_select1==1); - init_interlaced_ref(s, 2); - - s->b_field_select_table[1][0][mb_xy]= field_select0; - s->b_field_select_table[1][1][mb_xy]= field_select1; - *(uint32_t*)s->b_field_mv_table[1][0][field_select0][mb_xy]= *(uint32_t*)p->motion_val[1][xy ]; - *(uint32_t*)s->b_field_mv_table[1][1][field_select1][mb_xy]= *(uint32_t*)p->motion_val[1][xy2]; - if(USES_LIST(mb_type, 0)){ - s->mb_type[mb_xy]= CANDIDATE_MB_TYPE_BIDIR_I; - }else{ - s->mb_type[mb_xy]= CANDIDATE_MB_TYPE_BACKWARD_I; - } - - x= p->motion_val[1][xy ][0]; - y= p->motion_val[1][xy ][1]; - d = cmp(s, x>>shift, y>>shift, x&mask, y&mask, 0, 8, field_select0+2, 0, cmpf, chroma_cmpf, flags); - x= p->motion_val[1][xy2][0]; - y= p->motion_val[1][xy2][1]; - d+= cmp(s, x>>shift, y>>shift, x&mask, y&mask, 0, 8, field_select1+2, 1, cmpf, chroma_cmpf, flags); - //FIXME bidir scores - } - c->stride>>=1; - c->uvstride>>=1; - }else if(IS_8X8(mb_type)){ - if(!(s->flags & CODEC_FLAG_4MV)){ - av_log(c->avctx, AV_LOG_ERROR, "4MV macroblock selected but 4MV encoding disabled\n"); - return INT_MAX/2; - } - cmpf= s->dsp.sse[1]; - chroma_cmpf= s->dsp.sse[1]; - init_mv4_ref(c); - for(i=0; i<4; i++){ - xy= s->block_index[i]; - x= p->motion_val[0][xy][0]; - y= p->motion_val[0][xy][1]; - d+= cmp(s, x>>shift, y>>shift, x&mask, y&mask, 1, 8, i, i, cmpf, chroma_cmpf, flags); - } - s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_INTER4V; - }else{ - if(USES_LIST(mb_type, 0)){ - if(p_type){ - *(uint32_t*)s->p_mv_table[mb_xy]= *(uint32_t*)p->motion_val[0][xy]; - s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_INTER; - }else if(USES_LIST(mb_type, 1)){ - *(uint32_t*)s->b_bidir_forw_mv_table[mb_xy]= *(uint32_t*)p->motion_val[0][xy]; - *(uint32_t*)s->b_bidir_back_mv_table[mb_xy]= *(uint32_t*)p->motion_val[1][xy]; - s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_BIDIR; - }else{ - *(uint32_t*)s->b_forw_mv_table[mb_xy]= *(uint32_t*)p->motion_val[0][xy]; - s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_FORWARD; - } - x= p->motion_val[0][xy][0]; - y= p->motion_val[0][xy][1]; - d = cmp(s, x>>shift, y>>shift, x&mask, y&mask, 0, 16, 0, 0, cmpf, chroma_cmpf, flags); - }else if(USES_LIST(mb_type, 1)){ - *(uint32_t*)s->b_back_mv_table[mb_xy]= *(uint32_t*)p->motion_val[1][xy]; - s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_BACKWARD; - - x= p->motion_val[1][xy][0]; - y= p->motion_val[1][xy][1]; - d = cmp(s, x>>shift, y>>shift, x&mask, y&mask, 0, 16, 2, 0, cmpf, chroma_cmpf, flags); - }else - s->mb_type[mb_xy]=CANDIDATE_MB_TYPE_INTRA; - } - return d; -} - -void ff_estimate_p_frame_motion(MpegEncContext * s, - int mb_x, int mb_y) -{ - MotionEstContext * const c= &s->me; - uint8_t *pix, *ppix; - int sum, mx, my, dmin; - int varc; ///< the variance of the block (sum of squared (p[y][x]-average)) - int vard; ///< sum of squared differences with the estimated motion vector - int P[10][2]; - const int shift= 1+s->quarter_sample; - int mb_type=0; - Picture * const pic= &s->current_picture; - - init_ref(c, s->new_picture.data, s->last_picture.data, NULL, 16*mb_x, 16*mb_y, 0); - - assert(s->quarter_sample==0 || s->quarter_sample==1); - assert(s->linesize == c->stride); - assert(s->uvlinesize == c->uvstride); - - c->penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_cmp); - c->sub_penalty_factor= get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_sub_cmp); - c->mb_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->mb_cmp); - c->current_mv_penalty= c->mv_penalty[s->f_code] + MAX_MV; - - get_limits(s, 16*mb_x, 16*mb_y); - c->skip=0; - - /* intra / predictive decision */ - pix = c->src[0][0]; - sum = s->dsp.pix_sum(pix, s->linesize); - varc = s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500; - - pic->mb_mean[s->mb_stride * mb_y + mb_x] = (sum+128)>>8; - pic->mb_var [s->mb_stride * mb_y + mb_x] = (varc+128)>>8; - c->mb_var_sum_temp += (varc+128)>>8; - - if(c->avctx->me_threshold){ - vard= check_input_motion(s, mb_x, mb_y, 1); - - if((vard+128)>>8 < c->avctx->me_threshold){ - int p_score= FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100); - int i_score= varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20; - pic->mc_mb_var[s->mb_stride * mb_y + mb_x] = (vard+128)>>8; - c->mc_mb_var_sum_temp += (vard+128)>>8; - c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score); - return; - } - if((vard+128)>>8 < c->avctx->mb_threshold) - mb_type= s->mb_type[mb_x + mb_y*s->mb_stride]; - } - - switch(s->me_method) { - case ME_ZERO: - default: - no_motion_search(s, &mx, &my); - mx-= mb_x*16; - my-= mb_y*16; - dmin = 0; - break; -#if 0 - case ME_FULL: - dmin = full_motion_search(s, &mx, &my, range, ref_picture); - mx-= mb_x*16; - my-= mb_y*16; - break; - case ME_LOG: - dmin = log_motion_search(s, &mx, &my, range / 2, ref_picture); - mx-= mb_x*16; - my-= mb_y*16; - break; - case ME_PHODS: - dmin = phods_motion_search(s, &mx, &my, range / 2, ref_picture); - mx-= mb_x*16; - my-= mb_y*16; - break; -#endif - case ME_X1: - case ME_EPZS: - { - const int mot_stride = s->b8_stride; - const int mot_xy = s->block_index[0]; - - P_LEFT[0] = s->current_picture.motion_val[0][mot_xy - 1][0]; - P_LEFT[1] = s->current_picture.motion_val[0][mot_xy - 1][1]; - - if(P_LEFT[0] > (c->xmax<<shift)) P_LEFT[0] = (c->xmax<<shift); - - if(!s->first_slice_line) { - P_TOP[0] = s->current_picture.motion_val[0][mot_xy - mot_stride ][0]; - P_TOP[1] = s->current_picture.motion_val[0][mot_xy - mot_stride ][1]; - P_TOPRIGHT[0] = s->current_picture.motion_val[0][mot_xy - mot_stride + 2][0]; - P_TOPRIGHT[1] = s->current_picture.motion_val[0][mot_xy - mot_stride + 2][1]; - if(P_TOP[1] > (c->ymax<<shift)) P_TOP[1] = (c->ymax<<shift); - if(P_TOPRIGHT[0] < (c->xmin<<shift)) P_TOPRIGHT[0]= (c->xmin<<shift); - if(P_TOPRIGHT[1] > (c->ymax<<shift)) P_TOPRIGHT[1]= (c->ymax<<shift); - - P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]); - P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]); - - if(s->out_format == FMT_H263){ - c->pred_x = P_MEDIAN[0]; - c->pred_y = P_MEDIAN[1]; - }else { /* mpeg1 at least */ - c->pred_x= P_LEFT[0]; - c->pred_y= P_LEFT[1]; - } - }else{ - c->pred_x= P_LEFT[0]; - c->pred_y= P_LEFT[1]; - } - - } - dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, 0, s->p_mv_table, (1<<16)>>shift, 0, 16); - - break; - } - - /* At this point (mx,my) are full-pell and the relative displacement */ - ppix = c->ref[0][0] + (my * s->linesize) + mx; - - vard = s->dsp.sse[0](NULL, pix, ppix, s->linesize, 16); - - pic->mc_mb_var[s->mb_stride * mb_y + mb_x] = (vard+128)>>8; -// pic->mb_cmp_score[s->mb_stride * mb_y + mb_x] = dmin; - c->mc_mb_var_sum_temp += (vard+128)>>8; - -#if 0 - printf("varc=%4d avg_var=%4d (sum=%4d) vard=%4d mx=%2d my=%2d\n", - varc, s->avg_mb_var, sum, vard, mx - xx, my - yy); -#endif - if(mb_type){ - int p_score= FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100); - int i_score= varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20; - c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score); - - if(mb_type == CANDIDATE_MB_TYPE_INTER){ - c->sub_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16); - set_p_mv_tables(s, mx, my, 1); - }else{ - mx <<=shift; - my <<=shift; - } - if(mb_type == CANDIDATE_MB_TYPE_INTER4V){ - h263_mv4_search(s, mx, my, shift); - - set_p_mv_tables(s, mx, my, 0); - } - if(mb_type == CANDIDATE_MB_TYPE_INTER_I){ - interlaced_search(s, 0, s->p_field_mv_table, s->p_field_select_table, mx, my, 1); - } - }else if(c->avctx->mb_decision > FF_MB_DECISION_SIMPLE){ - int p_score= FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100); - int i_score= varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20; - c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score); - - if (vard*2 + 200*256 > varc) - mb_type|= CANDIDATE_MB_TYPE_INTRA; - if (varc*2 + 200*256 > vard || s->qscale > 24){ -// if (varc*2 + 200*256 + 50*(s->lambda2>>FF_LAMBDA_SHIFT) > vard){ - mb_type|= CANDIDATE_MB_TYPE_INTER; - c->sub_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16); - if(s->flags&CODEC_FLAG_MV0) - if(mx || my) - mb_type |= CANDIDATE_MB_TYPE_SKIPPED; //FIXME check difference - }else{ - mx <<=shift; - my <<=shift; - } - if((s->flags&CODEC_FLAG_4MV) - && !c->skip && varc>50<<8 && vard>10<<8){ - if(h263_mv4_search(s, mx, my, shift) < INT_MAX) - mb_type|=CANDIDATE_MB_TYPE_INTER4V; - - set_p_mv_tables(s, mx, my, 0); - }else - set_p_mv_tables(s, mx, my, 1); - if((s->flags&CODEC_FLAG_INTERLACED_ME) - && !c->skip){ //FIXME varc/d checks - if(interlaced_search(s, 0, s->p_field_mv_table, s->p_field_select_table, mx, my, 0) < INT_MAX) - mb_type |= CANDIDATE_MB_TYPE_INTER_I; - } - }else{ - int intra_score, i; - mb_type= CANDIDATE_MB_TYPE_INTER; - - dmin= c->sub_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16); - if(c->avctx->me_sub_cmp != c->avctx->mb_cmp && !c->skip) - dmin= ff_get_mb_score(s, mx, my, 0, 0, 0, 16, 1); - - if((s->flags&CODEC_FLAG_4MV) - && !c->skip && varc>50<<8 && vard>10<<8){ - int dmin4= h263_mv4_search(s, mx, my, shift); - if(dmin4 < dmin){ - mb_type= CANDIDATE_MB_TYPE_INTER4V; - dmin=dmin4; - } - } - if((s->flags&CODEC_FLAG_INTERLACED_ME) - && !c->skip){ //FIXME varc/d checks - int dmin_i= interlaced_search(s, 0, s->p_field_mv_table, s->p_field_select_table, mx, my, 0); - if(dmin_i < dmin){ - mb_type = CANDIDATE_MB_TYPE_INTER_I; - dmin= dmin_i; - } - } - -// pic->mb_cmp_score[s->mb_stride * mb_y + mb_x] = dmin; - set_p_mv_tables(s, mx, my, mb_type!=CANDIDATE_MB_TYPE_INTER4V); - - /* get intra luma score */ - if((c->avctx->mb_cmp&0xFF)==FF_CMP_SSE){ - intra_score= varc - 500; - }else{ - int mean= (sum+128)>>8; - mean*= 0x01010101; - - for(i=0; i<16; i++){ - *(uint32_t*)(&c->scratchpad[i*s->linesize+ 0]) = mean; - *(uint32_t*)(&c->scratchpad[i*s->linesize+ 4]) = mean; - *(uint32_t*)(&c->scratchpad[i*s->linesize+ 8]) = mean; - *(uint32_t*)(&c->scratchpad[i*s->linesize+12]) = mean; - } - - intra_score= s->dsp.mb_cmp[0](s, c->scratchpad, pix, s->linesize, 16); - } -#if 0 //FIXME - /* get chroma score */ - if(c->avctx->mb_cmp&FF_CMP_CHROMA){ - for(i=1; i<3; i++){ - uint8_t *dest_c; - int mean; - - if(s->out_format == FMT_H263){ - mean= (s->dc_val[i][mb_x + mb_y*s->b8_stride] + 4)>>3; //FIXME not exact but simple ;) - }else{ - mean= (s->last_dc[i] + 4)>>3; - } - dest_c = s->new_picture.data[i] + (mb_y * 8 * (s->uvlinesize)) + mb_x * 8; - - mean*= 0x01010101; - for(i=0; i<8; i++){ - *(uint32_t*)(&c->scratchpad[i*s->uvlinesize+ 0]) = mean; - *(uint32_t*)(&c->scratchpad[i*s->uvlinesize+ 4]) = mean; - } - - intra_score+= s->dsp.mb_cmp[1](s, c->scratchpad, dest_c, s->uvlinesize); - } - } -#endif - intra_score += c->mb_penalty_factor*16; - - if(intra_score < dmin){ - mb_type= CANDIDATE_MB_TYPE_INTRA; - s->current_picture.mb_type[mb_y*s->mb_stride + mb_x]= CANDIDATE_MB_TYPE_INTRA; //FIXME cleanup - }else - s->current_picture.mb_type[mb_y*s->mb_stride + mb_x]= 0; - - { - int p_score= FFMIN(vard, varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*100); - int i_score= varc-500+(s->lambda2>>FF_LAMBDA_SHIFT)*20; - c->scene_change_score+= ff_sqrt(p_score) - ff_sqrt(i_score); - } - } - - s->mb_type[mb_y*s->mb_stride + mb_x]= mb_type; -} - -int ff_pre_estimate_p_frame_motion(MpegEncContext * s, - int mb_x, int mb_y) -{ - MotionEstContext * const c= &s->me; - int mx, my, dmin; - int P[10][2]; - const int shift= 1+s->quarter_sample; - const int xy= mb_x + mb_y*s->mb_stride; - init_ref(c, s->new_picture.data, s->last_picture.data, NULL, 16*mb_x, 16*mb_y, 0); - - assert(s->quarter_sample==0 || s->quarter_sample==1); - - c->pre_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_pre_cmp); - c->current_mv_penalty= c->mv_penalty[s->f_code] + MAX_MV; - - get_limits(s, 16*mb_x, 16*mb_y); - c->skip=0; - - P_LEFT[0] = s->p_mv_table[xy + 1][0]; - P_LEFT[1] = s->p_mv_table[xy + 1][1]; - - if(P_LEFT[0] < (c->xmin<<shift)) P_LEFT[0] = (c->xmin<<shift); - - /* special case for first line */ - if (s->first_slice_line) { - c->pred_x= P_LEFT[0]; - c->pred_y= P_LEFT[1]; - P_TOP[0]= P_TOPRIGHT[0]= P_MEDIAN[0]= - P_TOP[1]= P_TOPRIGHT[1]= P_MEDIAN[1]= 0; //FIXME - } else { - P_TOP[0] = s->p_mv_table[xy + s->mb_stride ][0]; - P_TOP[1] = s->p_mv_table[xy + s->mb_stride ][1]; - P_TOPRIGHT[0] = s->p_mv_table[xy + s->mb_stride - 1][0]; - P_TOPRIGHT[1] = s->p_mv_table[xy + s->mb_stride - 1][1]; - if(P_TOP[1] < (c->ymin<<shift)) P_TOP[1] = (c->ymin<<shift); - if(P_TOPRIGHT[0] > (c->xmax<<shift)) P_TOPRIGHT[0]= (c->xmax<<shift); - if(P_TOPRIGHT[1] < (c->ymin<<shift)) P_TOPRIGHT[1]= (c->ymin<<shift); - - P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]); - P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]); - - c->pred_x = P_MEDIAN[0]; - c->pred_y = P_MEDIAN[1]; - } - - dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, 0, s->p_mv_table, (1<<16)>>shift, 0, 16); - - s->p_mv_table[xy][0] = mx<<shift; - s->p_mv_table[xy][1] = my<<shift; - - return dmin; -} - -static int ff_estimate_motion_b(MpegEncContext * s, - int mb_x, int mb_y, int16_t (*mv_table)[2], int ref_index, int f_code) -{ - MotionEstContext * const c= &s->me; - int mx, my, dmin; - int P[10][2]; - const int shift= 1+s->quarter_sample; - const int mot_stride = s->mb_stride; - const int mot_xy = mb_y*mot_stride + mb_x; - uint8_t * const mv_penalty= c->mv_penalty[f_code] + MAX_MV; - int mv_scale; - - c->penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_cmp); - c->sub_penalty_factor= get_penalty_factor(s->lambda, s->lambda2, c->avctx->me_sub_cmp); - c->mb_penalty_factor = get_penalty_factor(s->lambda, s->lambda2, c->avctx->mb_cmp); - c->current_mv_penalty= mv_penalty; - - get_limits(s, 16*mb_x, 16*mb_y); - - switch(s->me_method) { - case ME_ZERO: - default: - no_motion_search(s, &mx, &my); - dmin = 0; - mx-= mb_x*16; - my-= mb_y*16; - break; -#if 0 - case ME_FULL: - dmin = full_motion_search(s, &mx, &my, range, ref_picture); - mx-= mb_x*16; - my-= mb_y*16; - break; - case ME_LOG: - dmin = log_motion_search(s, &mx, &my, range / 2, ref_picture); - mx-= mb_x*16; - my-= mb_y*16; - break; - case ME_PHODS: - dmin = phods_motion_search(s, &mx, &my, range / 2, ref_picture); - mx-= mb_x*16; - my-= mb_y*16; - break; -#endif - case ME_X1: - case ME_EPZS: - { - P_LEFT[0] = mv_table[mot_xy - 1][0]; - P_LEFT[1] = mv_table[mot_xy - 1][1]; - - if(P_LEFT[0] > (c->xmax<<shift)) P_LEFT[0] = (c->xmax<<shift); - - /* special case for first line */ - if (!s->first_slice_line) { - P_TOP[0] = mv_table[mot_xy - mot_stride ][0]; - P_TOP[1] = mv_table[mot_xy - mot_stride ][1]; - P_TOPRIGHT[0] = mv_table[mot_xy - mot_stride + 1 ][0]; - P_TOPRIGHT[1] = mv_table[mot_xy - mot_stride + 1 ][1]; - if(P_TOP[1] > (c->ymax<<shift)) P_TOP[1]= (c->ymax<<shift); - if(P_TOPRIGHT[0] < (c->xmin<<shift)) P_TOPRIGHT[0]= (c->xmin<<shift); - if(P_TOPRIGHT[1] > (c->ymax<<shift)) P_TOPRIGHT[1]= (c->ymax<<shift); - - P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]); - P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]); - } - c->pred_x= P_LEFT[0]; - c->pred_y= P_LEFT[1]; - } - - if(mv_table == s->b_forw_mv_table){ - mv_scale= (s->pb_time<<16) / (s->pp_time<<shift); - }else{ - mv_scale= ((s->pb_time - s->pp_time)<<16) / (s->pp_time<<shift); - } - - dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, ref_index, s->p_mv_table, mv_scale, 0, 16); - - break; - } - - dmin= c->sub_motion_search(s, &mx, &my, dmin, 0, ref_index, 0, 16); - - if(c->avctx->me_sub_cmp != c->avctx->mb_cmp && !c->skip) - dmin= ff_get_mb_score(s, mx, my, 0, ref_index, 0, 16, 1); - -//printf("%d %d %d %d//", s->mb_x, s->mb_y, mx, my); -// s->mb_type[mb_y*s->mb_width + mb_x]= mb_type; - mv_table[mot_xy][0]= mx; - mv_table[mot_xy][1]= my; - - return dmin; -} - -static inline int check_bidir_mv(MpegEncContext * s, - int motion_fx, int motion_fy, - int motion_bx, int motion_by, - int pred_fx, int pred_fy, - int pred_bx, int pred_by, - int size, int h) -{ - //FIXME optimize? - //FIXME better f_code prediction (max mv & distance) - //FIXME pointers - MotionEstContext * const c= &s->me; - uint8_t * const mv_penalty_f= c->mv_penalty[s->f_code] + MAX_MV; // f_code of the prev frame - uint8_t * const mv_penalty_b= c->mv_penalty[s->b_code] + MAX_MV; // f_code of the prev frame - int stride= c->stride; - uint8_t *dest_y = c->scratchpad; - uint8_t *ptr; - int dxy; - int src_x, src_y; - int fbmin; - uint8_t **src_data= c->src[0]; - uint8_t **ref_data= c->ref[0]; - uint8_t **ref2_data= c->ref[2]; - - if(s->quarter_sample){ - dxy = ((motion_fy & 3) << 2) | (motion_fx & 3); - src_x = motion_fx >> 2; - src_y = motion_fy >> 2; - - ptr = ref_data[0] + (src_y * stride) + src_x; - s->dsp.put_qpel_pixels_tab[0][dxy](dest_y , ptr , stride); - - dxy = ((motion_by & 3) << 2) | (motion_bx & 3); - src_x = motion_bx >> 2; - src_y = motion_by >> 2; - - ptr = ref2_data[0] + (src_y * stride) + src_x; - s->dsp.avg_qpel_pixels_tab[size][dxy](dest_y , ptr , stride); - }else{ - dxy = ((motion_fy & 1) << 1) | (motion_fx & 1); - src_x = motion_fx >> 1; - src_y = motion_fy >> 1; - - ptr = ref_data[0] + (src_y * stride) + src_x; - s->dsp.put_pixels_tab[size][dxy](dest_y , ptr , stride, h); - - dxy = ((motion_by & 1) << 1) | (motion_bx & 1); - src_x = motion_bx >> 1; - src_y = motion_by >> 1; - - ptr = ref2_data[0] + (src_y * stride) + src_x; - s->dsp.avg_pixels_tab[size][dxy](dest_y , ptr , stride, h); - } - - fbmin = (mv_penalty_f[motion_fx-pred_fx] + mv_penalty_f[motion_fy-pred_fy])*c->mb_penalty_factor - +(mv_penalty_b[motion_bx-pred_bx] + mv_penalty_b[motion_by-pred_by])*c->mb_penalty_factor - + s->dsp.mb_cmp[size](s, src_data[0], dest_y, stride, h); //FIXME new_pic - - if(c->avctx->mb_cmp&FF_CMP_CHROMA){ - } - //FIXME CHROMA !!! - - return fbmin; -} - -/* refine the bidir vectors in hq mode and return the score in both lq & hq mode*/ -static inline int bidir_refine(MpegEncContext * s, int mb_x, int mb_y) -{ - MotionEstContext * const c= &s->me; - const int mot_stride = s->mb_stride; - const int xy = mb_y *mot_stride + mb_x; - int fbmin; - int pred_fx= s->b_bidir_forw_mv_table[xy-1][0]; - int pred_fy= s->b_bidir_forw_mv_table[xy-1][1]; - int pred_bx= s->b_bidir_back_mv_table[xy-1][0]; - int pred_by= s->b_bidir_back_mv_table[xy-1][1]; - int motion_fx= s->b_bidir_forw_mv_table[xy][0]= s->b_forw_mv_table[xy][0]; - int motion_fy= s->b_bidir_forw_mv_table[xy][1]= s->b_forw_mv_table[xy][1]; - int motion_bx= s->b_bidir_back_mv_table[xy][0]= s->b_back_mv_table[xy][0]; - int motion_by= s->b_bidir_back_mv_table[xy][1]= s->b_back_mv_table[xy][1]; - const int flags= c->sub_flags; - const int qpel= flags&FLAG_QPEL; - const int shift= 1+qpel; - const int xmin= c->xmin<<shift; - const int ymin= c->ymin<<shift; - const int xmax= c->xmax<<shift; - const int ymax= c->ymax<<shift; - uint8_t map[8][8][8][8]; - - memset(map,0,sizeof(map)); -#define BIDIR_MAP(fx,fy,bx,by) \ - map[(motion_fx+fx)&7][(motion_fy+fy)&7][(motion_bx+bx)&7][(motion_by+by)&7] - BIDIR_MAP(0,0,0,0) = 1; - - fbmin= check_bidir_mv(s, motion_fx, motion_fy, - motion_bx, motion_by, - pred_fx, pred_fy, - pred_bx, pred_by, - 0, 16); - - if(s->avctx->bidir_refine){ - int score, end; -#define CHECK_BIDIR(fx,fy,bx,by)\ - if( !BIDIR_MAP(fx,fy,bx,by)\ - &&(fx<=0 || motion_fx+fx<=xmax) && (fy<=0 || motion_fy+fy<=ymax) && (bx<=0 || motion_bx+bx<=xmax) && (by<=0 || motion_by+by<=ymax)\ - &&(fx>=0 || motion_fx+fx>=xmin) && (fy>=0 || motion_fy+fy>=ymin) && (bx>=0 || motion_bx+bx>=xmin) && (by>=0 || motion_by+by>=ymin)){\ - BIDIR_MAP(fx,fy,bx,by) = 1;\ - score= check_bidir_mv(s, motion_fx+fx, motion_fy+fy, motion_bx+bx, motion_by+by, pred_fx, pred_fy, pred_bx, pred_by, 0, 16);\ - if(score < fbmin){\ - fbmin= score;\ - motion_fx+=fx;\ - motion_fy+=fy;\ - motion_bx+=bx;\ - motion_by+=by;\ - end=0;\ - }\ - } -#define CHECK_BIDIR2(a,b,c,d)\ -CHECK_BIDIR(a,b,c,d)\ -CHECK_BIDIR(-(a),-(b),-(c),-(d)) - -#define CHECK_BIDIRR(a,b,c,d)\ -CHECK_BIDIR2(a,b,c,d)\ -CHECK_BIDIR2(b,c,d,a)\ -CHECK_BIDIR2(c,d,a,b)\ -CHECK_BIDIR2(d,a,b,c) - - do{ - end=1; - - CHECK_BIDIRR( 0, 0, 0, 1) - if(s->avctx->bidir_refine > 1){ - CHECK_BIDIRR( 0, 0, 1, 1) - CHECK_BIDIR2( 0, 1, 0, 1) - CHECK_BIDIR2( 1, 0, 1, 0) - CHECK_BIDIRR( 0, 0,-1, 1) - CHECK_BIDIR2( 0,-1, 0, 1) - CHECK_BIDIR2(-1, 0, 1, 0) - if(s->avctx->bidir_refine > 2){ - CHECK_BIDIRR( 0, 1, 1, 1) - CHECK_BIDIRR( 0,-1, 1, 1) - CHECK_BIDIRR( 0, 1,-1, 1) - CHECK_BIDIRR( 0, 1, 1,-1) - if(s->avctx->bidir_refine > 3){ - CHECK_BIDIR2( 1, 1, 1, 1) - CHECK_BIDIRR( 1, 1, 1,-1) - CHECK_BIDIR2( 1, 1,-1,-1) - CHECK_BIDIR2( 1,-1,-1, 1) - CHECK_BIDIR2( 1,-1, 1,-1) - } - } - } - }while(!end); - } - - s->b_bidir_forw_mv_table[xy][0]= motion_fx; - s->b_bidir_forw_mv_table[xy][1]= motion_fy; - s->b_bidir_back_mv_table[xy][0]= motion_bx; - s->b_bidir_back_mv_table[xy][1]= motion_by; - - return fbmin; -} - -static inline int direct_search(MpegEncContext * s, int mb_x, int mb_y) -{ - MotionEstContext * const c= &s->me; - int P[10][2]; - const int mot_stride = s->mb_stride; - const int mot_xy = mb_y*mot_stride + mb_x; - const int shift= 1+s->quarter_sample; - int dmin, i; - const int time_pp= s->pp_time; - const int time_pb= s->pb_time; - int mx, my, xmin, xmax, ymin, ymax; - int16_t (*mv_table)[2]= s->b_direct_mv_table; - - c->current_mv_penalty= c->mv_penalty[1] + MAX_MV; - ymin= xmin=(-32)>>shift; - ymax= xmax= 31>>shift; - - if(IS_8X8(s->next_picture.mb_type[mot_xy])){ - s->mv_type= MV_TYPE_8X8; - }else{ - s->mv_type= MV_TYPE_16X16; - } - - for(i=0; i<4; i++){ - int index= s->block_index[i]; - int min, max; - - c->co_located_mv[i][0]= s->next_picture.motion_val[0][index][0]; - c->co_located_mv[i][1]= s->next_picture.motion_val[0][index][1]; - c->direct_basis_mv[i][0]= c->co_located_mv[i][0]*time_pb/time_pp + ((i& 1)<<(shift+3)); - c->direct_basis_mv[i][1]= c->co_located_mv[i][1]*time_pb/time_pp + ((i>>1)<<(shift+3)); -// c->direct_basis_mv[1][i][0]= c->co_located_mv[i][0]*(time_pb - time_pp)/time_pp + ((i &1)<<(shift+3); -// c->direct_basis_mv[1][i][1]= c->co_located_mv[i][1]*(time_pb - time_pp)/time_pp + ((i>>1)<<(shift+3); - - max= FFMAX(c->direct_basis_mv[i][0], c->direct_basis_mv[i][0] - c->co_located_mv[i][0])>>shift; - min= FFMIN(c->direct_basis_mv[i][0], c->direct_basis_mv[i][0] - c->co_located_mv[i][0])>>shift; - max+= 16*mb_x + 1; // +-1 is for the simpler rounding - min+= 16*mb_x - 1; - xmax= FFMIN(xmax, s->width - max); - xmin= FFMAX(xmin, - 16 - min); - - max= FFMAX(c->direct_basis_mv[i][1], c->direct_basis_mv[i][1] - c->co_located_mv[i][1])>>shift; - min= FFMIN(c->direct_basis_mv[i][1], c->direct_basis_mv[i][1] - c->co_located_mv[i][1])>>shift; - max+= 16*mb_y + 1; // +-1 is for the simpler rounding - min+= 16*mb_y - 1; - ymax= FFMIN(ymax, s->height - max); - ymin= FFMAX(ymin, - 16 - min); - - if(s->mv_type == MV_TYPE_16X16) break; - } - - assert(xmax <= 15 && ymax <= 15 && xmin >= -16 && ymin >= -16); - - if(xmax < 0 || xmin >0 || ymax < 0 || ymin > 0){ - s->b_direct_mv_table[mot_xy][0]= 0; - s->b_direct_mv_table[mot_xy][1]= 0; - - return 256*256*256*64; - } - - c->xmin= xmin; - c->ymin= ymin; - c->xmax= xmax; - c->ymax= ymax; - c->flags |= FLAG_DIRECT; - c->sub_flags |= FLAG_DIRECT; - c->pred_x=0; - c->pred_y=0; - - P_LEFT[0] = av_clip(mv_table[mot_xy - 1][0], xmin<<shift, xmax<<shift); - P_LEFT[1] = av_clip(mv_table[mot_xy - 1][1], ymin<<shift, ymax<<shift); - - /* special case for first line */ - if (!s->first_slice_line) { //FIXME maybe allow this over thread boundary as its clipped - P_TOP[0] = av_clip(mv_table[mot_xy - mot_stride ][0], xmin<<shift, xmax<<shift); - P_TOP[1] = av_clip(mv_table[mot_xy - mot_stride ][1], ymin<<shift, ymax<<shift); - P_TOPRIGHT[0] = av_clip(mv_table[mot_xy - mot_stride + 1 ][0], xmin<<shift, xmax<<shift); - P_TOPRIGHT[1] = av_clip(mv_table[mot_xy - mot_stride + 1 ][1], ymin<<shift, ymax<<shift); - - P_MEDIAN[0]= mid_pred(P_LEFT[0], P_TOP[0], P_TOPRIGHT[0]); - P_MEDIAN[1]= mid_pred(P_LEFT[1], P_TOP[1], P_TOPRIGHT[1]); - } - - dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, 0, mv_table, 1<<(16-shift), 0, 16); - if(c->sub_flags&FLAG_QPEL) - dmin = qpel_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16); - else - dmin = hpel_motion_search(s, &mx, &my, dmin, 0, 0, 0, 16); - - if(c->avctx->me_sub_cmp != c->avctx->mb_cmp && !c->skip) - dmin= ff_get_mb_score(s, mx, my, 0, 0, 0, 16, 1); - - get_limits(s, 16*mb_x, 16*mb_y); //restore c->?min/max, maybe not needed - - mv_table[mot_xy][0]= mx; - mv_table[mot_xy][1]= my; - c->flags &= ~FLAG_DIRECT; - c->sub_flags &= ~FLAG_DIRECT; - - return dmin; -} - -void ff_estimate_b_frame_motion(MpegEncContext * s, - int mb_x, int mb_y) -{ - MotionEstContext * const c= &s->me; - const int penalty_factor= c->mb_penalty_factor; - int fmin, bmin, dmin, fbmin, bimin, fimin; - int type=0; - const int xy = mb_y*s->mb_stride + mb_x; - init_ref(c, s->new_picture.data, s->last_picture.data, s->next_picture.data, 16*mb_x, 16*mb_y, 2); - - get_limits(s, 16*mb_x, 16*mb_y); - - c->skip=0; - - if(s->codec_id == CODEC_ID_MPEG4 && s->next_picture.mbskip_table[xy]){ - int score= direct_search(s, mb_x, mb_y); //FIXME just check 0,0 - - score= ((unsigned)(score*score + 128*256))>>16; - c->mc_mb_var_sum_temp += score; - s->current_picture.mc_mb_var[mb_y*s->mb_stride + mb_x] = score; //FIXME use SSE - s->mb_type[mb_y*s->mb_stride + mb_x]= CANDIDATE_MB_TYPE_DIRECT0; - - return; - } - - if(c->avctx->me_threshold){ - int vard= check_input_motion(s, mb_x, mb_y, 0); - - if((vard+128)>>8 < c->avctx->me_threshold){ -// pix = c->src[0][0]; -// sum = s->dsp.pix_sum(pix, s->linesize); -// varc = s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500; - -// pic->mb_var [s->mb_stride * mb_y + mb_x] = (varc+128)>>8; - s->current_picture.mc_mb_var[s->mb_stride * mb_y + mb_x] = (vard+128)>>8; -/* pic->mb_mean [s->mb_stride * mb_y + mb_x] = (sum+128)>>8; - c->mb_var_sum_temp += (varc+128)>>8;*/ - c->mc_mb_var_sum_temp += (vard+128)>>8; -/* if (vard <= 64<<8 || vard < varc) { - c->scene_change_score+= ff_sqrt(vard) - ff_sqrt(varc); - }else{ - c->scene_change_score+= s->qscale * s->avctx->scenechange_factor; - }*/ - return; - } - if((vard+128)>>8 < c->avctx->mb_threshold){ - type= s->mb_type[mb_y*s->mb_stride + mb_x]; - if(type == CANDIDATE_MB_TYPE_DIRECT){ - direct_search(s, mb_x, mb_y); - } - if(type == CANDIDATE_MB_TYPE_FORWARD || type == CANDIDATE_MB_TYPE_BIDIR){ - c->skip=0; - ff_estimate_motion_b(s, mb_x, mb_y, s->b_forw_mv_table, 0, s->f_code); - } - if(type == CANDIDATE_MB_TYPE_BACKWARD || type == CANDIDATE_MB_TYPE_BIDIR){ - c->skip=0; - ff_estimate_motion_b(s, mb_x, mb_y, s->b_back_mv_table, 2, s->b_code); - } - if(type == CANDIDATE_MB_TYPE_FORWARD_I || type == CANDIDATE_MB_TYPE_BIDIR_I){ - c->skip=0; - c->current_mv_penalty= c->mv_penalty[s->f_code] + MAX_MV; - interlaced_search(s, 0, - s->b_field_mv_table[0], s->b_field_select_table[0], - s->b_forw_mv_table[xy][0], s->b_forw_mv_table[xy][1], 1); - } - if(type == CANDIDATE_MB_TYPE_BACKWARD_I || type == CANDIDATE_MB_TYPE_BIDIR_I){ - c->skip=0; - c->current_mv_penalty= c->mv_penalty[s->b_code] + MAX_MV; - interlaced_search(s, 2, - s->b_field_mv_table[1], s->b_field_select_table[1], - s->b_back_mv_table[xy][0], s->b_back_mv_table[xy][1], 1); - } - return; - } - } - - if (s->codec_id == CODEC_ID_MPEG4) - dmin= direct_search(s, mb_x, mb_y); - else - dmin= INT_MAX; -//FIXME penalty stuff for non mpeg4 - c->skip=0; - fmin= ff_estimate_motion_b(s, mb_x, mb_y, s->b_forw_mv_table, 0, s->f_code) + 3*penalty_factor; - - c->skip=0; - bmin= ff_estimate_motion_b(s, mb_x, mb_y, s->b_back_mv_table, 2, s->b_code) + 2*penalty_factor; -//printf(" %d %d ", s->b_forw_mv_table[xy][0], s->b_forw_mv_table[xy][1]); - - c->skip=0; - fbmin= bidir_refine(s, mb_x, mb_y) + penalty_factor; -//printf("%d %d %d %d\n", dmin, fmin, bmin, fbmin); - - if(s->flags & CODEC_FLAG_INTERLACED_ME){ -//FIXME mb type penalty - c->skip=0; - c->current_mv_penalty= c->mv_penalty[s->f_code] + MAX_MV; - fimin= interlaced_search(s, 0, - s->b_field_mv_table[0], s->b_field_select_table[0], - s->b_forw_mv_table[xy][0], s->b_forw_mv_table[xy][1], 0); - c->current_mv_penalty= c->mv_penalty[s->b_code] + MAX_MV; - bimin= interlaced_search(s, 2, - s->b_field_mv_table[1], s->b_field_select_table[1], - s->b_back_mv_table[xy][0], s->b_back_mv_table[xy][1], 0); - }else - fimin= bimin= INT_MAX; - - { - int score= fmin; - type = CANDIDATE_MB_TYPE_FORWARD; - - if (dmin <= score){ - score = dmin; - type = CANDIDATE_MB_TYPE_DIRECT; - } - if(bmin<score){ - score=bmin; - type= CANDIDATE_MB_TYPE_BACKWARD; - } - if(fbmin<score){ - score=fbmin; - type= CANDIDATE_MB_TYPE_BIDIR; - } - if(fimin<score){ - score=fimin; - type= CANDIDATE_MB_TYPE_FORWARD_I; - } - if(bimin<score){ - score=bimin; - type= CANDIDATE_MB_TYPE_BACKWARD_I; - } - - score= ((unsigned)(score*score + 128*256))>>16; - c->mc_mb_var_sum_temp += score; - s->current_picture.mc_mb_var[mb_y*s->mb_stride + mb_x] = score; //FIXME use SSE - } - - if(c->avctx->mb_decision > FF_MB_DECISION_SIMPLE){ - type= CANDIDATE_MB_TYPE_FORWARD | CANDIDATE_MB_TYPE_BACKWARD | CANDIDATE_MB_TYPE_BIDIR | CANDIDATE_MB_TYPE_DIRECT; - if(fimin < INT_MAX) - type |= CANDIDATE_MB_TYPE_FORWARD_I; - if(bimin < INT_MAX) - type |= CANDIDATE_MB_TYPE_BACKWARD_I; - if(fimin < INT_MAX && bimin < INT_MAX){ - type |= CANDIDATE_MB_TYPE_BIDIR_I; - } - //FIXME something smarter - if(dmin>256*256*16) type&= ~CANDIDATE_MB_TYPE_DIRECT; //dont try direct mode if its invalid for this MB - if(s->codec_id == CODEC_ID_MPEG4 && type&CANDIDATE_MB_TYPE_DIRECT && s->flags&CODEC_FLAG_MV0 && *(uint32_t*)s->b_direct_mv_table[xy]) - type |= CANDIDATE_MB_TYPE_DIRECT0; -#if 0 - if(s->out_format == FMT_MPEG1) - type |= CANDIDATE_MB_TYPE_INTRA; -#endif - } - - s->mb_type[mb_y*s->mb_stride + mb_x]= type; -} - -/* find best f_code for ME which do unlimited searches */ -int ff_get_best_fcode(MpegEncContext * s, int16_t (*mv_table)[2], int type) -{ - if(s->me_method>=ME_EPZS){ - int score[8]; - int i, y, range= s->avctx->me_range ? s->avctx->me_range : (INT_MAX/2); - uint8_t * fcode_tab= s->fcode_tab; - int best_fcode=-1; - int best_score=-10000000; - - if(s->msmpeg4_version) - range= FFMIN(range, 16); - else if(s->codec_id == CODEC_ID_MPEG2VIDEO && s->avctx->strict_std_compliance >= FF_COMPLIANCE_NORMAL) - range= FFMIN(range, 256); - - for(i=0; i<8; i++) score[i]= s->mb_num*(8-i); - - for(y=0; y<s->mb_height; y++){ - int x; - int xy= y*s->mb_stride; - for(x=0; x<s->mb_width; x++){ - if(s->mb_type[xy] & type){ - int mx= mv_table[xy][0]; - int my= mv_table[xy][1]; - int fcode= FFMAX(fcode_tab[mx + MAX_MV], - fcode_tab[my + MAX_MV]); - int j; - - if(mx >= range || mx < -range || - my >= range || my < -range) - continue; - - for(j=0; j<fcode && j<8; j++){ - if(s->pict_type==B_TYPE || s->current_picture.mc_mb_var[xy] < s->current_picture.mb_var[xy]) - score[j]-= 170; - } - } - xy++; - } - } - - for(i=1; i<8; i++){ - if(score[i] > best_score){ - best_score= score[i]; - best_fcode= i; - } -// printf("%d %d\n", i, score[i]); - } - -// printf("fcode: %d type: %d\n", i, s->pict_type); - return best_fcode; -/* for(i=0; i<=MAX_FCODE; i++){ - printf("%d ", mv_num[i]); - } - printf("\n");*/ - }else{ - return 1; - } -} - -void ff_fix_long_p_mvs(MpegEncContext * s) -{ - MotionEstContext * const c= &s->me; - const int f_code= s->f_code; - int y, range; - assert(s->pict_type==P_TYPE); - - range = (((s->out_format == FMT_MPEG1 || s->msmpeg4_version) ? 8 : 16) << f_code); - - assert(range <= 16 || !s->msmpeg4_version); - assert(range <=256 || !(s->codec_id == CODEC_ID_MPEG2VIDEO && s->avctx->strict_std_compliance >= FF_COMPLIANCE_NORMAL)); - - if(c->avctx->me_range && range > c->avctx->me_range) range= c->avctx->me_range; - -//printf("%d no:%d %d//\n", clip, noclip, f_code); - if(s->flags&CODEC_FLAG_4MV){ - const int wrap= s->b8_stride; - - /* clip / convert to intra 8x8 type MVs */ - for(y=0; y<s->mb_height; y++){ - int xy= y*2*wrap; - int i= y*s->mb_stride; - int x; - - for(x=0; x<s->mb_width; x++){ - if(s->mb_type[i]&CANDIDATE_MB_TYPE_INTER4V){ - int block; - for(block=0; block<4; block++){ - int off= (block& 1) + (block>>1)*wrap; - int mx= s->current_picture.motion_val[0][ xy + off ][0]; - int my= s->current_picture.motion_val[0][ xy + off ][1]; - - if( mx >=range || mx <-range - || my >=range || my <-range){ - s->mb_type[i] &= ~CANDIDATE_MB_TYPE_INTER4V; - s->mb_type[i] |= CANDIDATE_MB_TYPE_INTRA; - s->current_picture.mb_type[i]= CANDIDATE_MB_TYPE_INTRA; - } - } - } - xy+=2; - i++; - } - } - } -} - -/** - * - * @param truncate 1 for truncation, 0 for using intra - */ -void ff_fix_long_mvs(MpegEncContext * s, uint8_t *field_select_table, int field_select, - int16_t (*mv_table)[2], int f_code, int type, int truncate) -{ - MotionEstContext * const c= &s->me; - int y, h_range, v_range; - - // RAL: 8 in MPEG-1, 16 in MPEG-4 - int range = (((s->out_format == FMT_MPEG1 || s->msmpeg4_version) ? 8 : 16) << f_code); - - if(c->avctx->me_range && range > c->avctx->me_range) range= c->avctx->me_range; - - h_range= range; - v_range= field_select_table ? range>>1 : range; - - /* clip / convert to intra 16x16 type MVs */ - for(y=0; y<s->mb_height; y++){ - int x; - int xy= y*s->mb_stride; - for(x=0; x<s->mb_width; x++){ - if (s->mb_type[xy] & type){ // RAL: "type" test added... - if(field_select_table==NULL || field_select_table[xy] == field_select){ - if( mv_table[xy][0] >=h_range || mv_table[xy][0] <-h_range - || mv_table[xy][1] >=v_range || mv_table[xy][1] <-v_range){ - - if(truncate){ - if (mv_table[xy][0] > h_range-1) mv_table[xy][0]= h_range-1; - else if(mv_table[xy][0] < -h_range ) mv_table[xy][0]= -h_range; - if (mv_table[xy][1] > v_range-1) mv_table[xy][1]= v_range-1; - else if(mv_table[xy][1] < -v_range ) mv_table[xy][1]= -v_range; - }else{ - s->mb_type[xy] &= ~type; - s->mb_type[xy] |= CANDIDATE_MB_TYPE_INTRA; - mv_table[xy][0]= - mv_table[xy][1]= 0; - } - } - } - } - xy++; - } - } -} |