--- /dev/null
+/*
+ * Motion estimation
+ * Copyright (c) 2000,2001 Fabrice Bellard.
+ * Copyright (c) 2002-2003 Michael Niedermayer
+ *
+ *
+ * This library 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 of the License, or (at your option) any later version.
+ *
+ * This library 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 this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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 xmin, int ymin, int xmax, int ymax,
+ int pred_x, int pred_y, Picture *picture,
+ int n, int size, uint8_t * const mv_penalty);
+
+static inline int update_map_generation(MpegEncContext * s)
+{
+ s->me.map_generation+= 1<<(ME_MAP_MV_BITS*2);
+ if(s->me.map_generation==0){
+ s->me.map_generation= 1<<(ME_MAP_MV_BITS*2);
+ memset(s->me.map, 0, sizeof(uint32_t)*ME_MAP_SIZE);
+ }
+ return s->me.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;
+}
+
+/* SIMPLE */
+#define RENAME(a) simple_ ## a
+
+#define CMP(d, x, y, size)\
+d = cmp(s, src_y, (ref_y) + (x) + (y)*(stride), stride);
+
+#define CMP_HPEL(d, dx, dy, x, y, size)\
+{\
+ const int dxy= (dx) + 2*(dy);\
+ hpel_put[0][dxy](s->me.scratchpad, (ref_y) + (x) + (y)*(stride), stride, (16>>size));\
+ d = cmp_sub(s, s->me.scratchpad, src_y, stride);\
+}
+
+#define CMP_QPEL(d, dx, dy, x, y, size)\
+{\
+ const int dxy= (dx) + 4*(dy);\
+ qpel_put[0][dxy](s->me.scratchpad, (ref_y) + (x) + (y)*(stride), stride);\
+ d = cmp_sub(s, s->me.scratchpad, src_y, stride);\
+}
+
+#include "motion_est_template.c"
+#undef RENAME
+#undef CMP
+#undef CMP_HPEL
+#undef CMP_QPEL
+#undef INIT
+
+/* SIMPLE CHROMA */
+#define RENAME(a) simple_chroma_ ## a
+
+#define CMP(d, x, y, size)\
+d = cmp(s, src_y, (ref_y) + (x) + (y)*(stride), stride);\
+if(chroma_cmp){\
+ int dxy= ((x)&1) + 2*((y)&1);\
+ int c= ((x)>>1) + ((y)>>1)*uvstride;\
+\
+ chroma_hpel_put[0][dxy](s->me.scratchpad, ref_u + c, uvstride, 8);\
+ d += chroma_cmp(s, s->me.scratchpad, src_u, uvstride);\
+ chroma_hpel_put[0][dxy](s->me.scratchpad, ref_v + c, uvstride, 8);\
+ d += chroma_cmp(s, s->me.scratchpad, src_v, uvstride);\
+}
+
+#define CMP_HPEL(d, dx, dy, x, y, size)\
+{\
+ const int dxy= (dx) + 2*(dy);\
+ hpel_put[0][dxy](s->me.scratchpad, (ref_y) + (x) + (y)*(stride), stride, (16>>size));\
+ d = cmp_sub(s, s->me.scratchpad, src_y, stride);\
+ if(chroma_cmp_sub){\
+ int cxy= (dxy) | ((x)&1) | (2*((y)&1));\
+ int c= ((x)>>1) + ((y)>>1)*uvstride;\
+ chroma_hpel_put[0][cxy](s->me.scratchpad, ref_u + c, uvstride, 8);\
+ d += chroma_cmp_sub(s, s->me.scratchpad, src_u, uvstride);\
+ chroma_hpel_put[0][cxy](s->me.scratchpad, ref_v + c, uvstride, 8);\
+ d += chroma_cmp_sub(s, s->me.scratchpad, src_v, uvstride);\
+ }\
+}
+
+#define CMP_QPEL(d, dx, dy, x, y, size)\
+{\
+ const int dxy= (dx) + 4*(dy);\
+ qpel_put[0][dxy](s->me.scratchpad, (ref_y) + (x) + (y)*(stride), stride);\
+ d = cmp_sub(s, s->me.scratchpad, src_y, stride);\
+ if(chroma_cmp_sub){\
+ int cxy, c;\
+ int cx= (4*(x) + (dx))/2;\
+ int cy= (4*(y) + (dy))/2;\
+ cx= (cx>>1)|(cx&1);\
+ cy= (cy>>1)|(cy&1);\
+ cxy= (cx&1) + 2*(cy&1);\
+ c= ((cx)>>1) + ((cy)>>1)*uvstride;\
+ chroma_hpel_put[0][cxy](s->me.scratchpad, ref_u + c, uvstride, 8);\
+ d += chroma_cmp_sub(s, s->me.scratchpad, src_u, uvstride);\
+ chroma_hpel_put[0][cxy](s->me.scratchpad, ref_v + c, uvstride, 8);\
+ d += chroma_cmp_sub(s, s->me.scratchpad, src_v, uvstride);\
+ }\
+}
+
+#include "motion_est_template.c"
+#undef RENAME
+#undef CMP
+#undef CMP_HPEL
+#undef CMP_QPEL
+#undef INIT
+
+/* SIMPLE DIRECT HPEL */
+#define RENAME(a) simple_direct_hpel_ ## a
+//FIXME precalc divisions stuff
+
+#define CMP_DIRECT(d, dx, dy, x, y, size, cmp_func)\
+if((x) >= xmin && 2*(x) + (dx) <= 2*xmax && (y) >= ymin && 2*(y) + (dy) <= 2*ymax){\
+ const int hx= 2*(x) + (dx);\
+ const int hy= 2*(y) + (dy);\
+ if(s->mv_type==MV_TYPE_8X8){\
+ int i;\
+ for(i=0; i<4; i++){\
+ int fx = s->me.direct_basis_mv[i][0] + hx;\
+ int fy = s->me.direct_basis_mv[i][1] + hy;\
+ int bx = hx ? fx - s->me.co_located_mv[i][0] : s->me.co_located_mv[i][0]*(time_pb - time_pp)/time_pp + (i &1)*16;\
+ int by = hy ? fy - s->me.co_located_mv[i][1] : s->me.co_located_mv[i][1]*(time_pb - time_pp)/time_pp + (i>>1)*16;\
+ int fxy= (fx&1) + 2*(fy&1);\
+ int bxy= (bx&1) + 2*(by&1);\
+\
+ uint8_t *dst= s->me.scratchpad + 8*(i&1) + 8*stride*(i>>1);\
+ hpel_put[1][fxy](dst, (ref_y ) + (fx>>1) + (fy>>1)*(stride), stride, 8);\
+ hpel_avg[1][bxy](dst, (ref2_y) + (bx>>1) + (by>>1)*(stride), stride, 8);\
+ }\
+ }else{\
+ int fx = s->me.direct_basis_mv[0][0] + hx;\
+ int fy = s->me.direct_basis_mv[0][1] + hy;\
+ int bx = hx ? fx - s->me.co_located_mv[0][0] : (s->me.co_located_mv[0][0]*(time_pb - time_pp)/time_pp);\
+ int by = hy ? fy - s->me.co_located_mv[0][1] : (s->me.co_located_mv[0][1]*(time_pb - time_pp)/time_pp);\
+ int fxy= (fx&1) + 2*(fy&1);\
+ int bxy= (bx&1) + 2*(by&1);\
+ \
+ 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);\
+\
+ hpel_put[0][fxy](s->me.scratchpad, (ref_y ) + (fx>>1) + (fy>>1)*(stride), stride, 16);\
+ hpel_avg[0][bxy](s->me.scratchpad, (ref2_y) + (bx>>1) + (by>>1)*(stride), stride, 16);\
+ }\
+ d = cmp_func(s, s->me.scratchpad, src_y, stride);\
+}else\
+ d= 256*256*256*32;
+
+
+#define CMP_HPEL(d, dx, dy, x, y, size)\
+ CMP_DIRECT(d, dx, dy, x, y, size, cmp_sub)
+
+#define CMP(d, x, y, size)\
+ CMP_DIRECT(d, 0, 0, x, y, size, cmp)
+
+#include "motion_est_template.c"
+#undef RENAME
+#undef CMP
+#undef CMP_HPEL
+#undef CMP_QPEL
+#undef INIT
+#undef CMP_DIRECT
+
+/* SIMPLE DIRECT QPEL */
+#define RENAME(a) simple_direct_qpel_ ## a
+
+#define CMP_DIRECT(d, dx, dy, x, y, size, cmp_func)\
+if((x) >= xmin && 4*(x) + (dx) <= 4*xmax && (y) >= ymin && 4*(y) + (dy) <= 4*ymax){\
+ const int qx= 4*(x) + (dx);\
+ const int qy= 4*(y) + (dy);\
+ if(s->mv_type==MV_TYPE_8X8){\
+ int i;\
+ for(i=0; i<4; i++){\
+ int fx = s->me.direct_basis_mv[i][0] + qx;\
+ int fy = s->me.direct_basis_mv[i][1] + qy;\
+ int bx = qx ? fx - s->me.co_located_mv[i][0] : s->me.co_located_mv[i][0]*(time_pb - time_pp)/time_pp + (i &1)*16;\
+ int by = qy ? fy - s->me.co_located_mv[i][1] : s->me.co_located_mv[i][1]*(time_pb - time_pp)/time_pp + (i>>1)*16;\
+ int fxy= (fx&3) + 4*(fy&3);\
+ int bxy= (bx&3) + 4*(by&3);\
+\
+ uint8_t *dst= s->me.scratchpad + 8*(i&1) + 8*stride*(i>>1);\
+ qpel_put[1][fxy](dst, (ref_y ) + (fx>>2) + (fy>>2)*(stride), stride);\
+ qpel_avg[1][bxy](dst, (ref2_y) + (bx>>2) + (by>>2)*(stride), stride);\
+ }\
+ }else{\
+ int fx = s->me.direct_basis_mv[0][0] + qx;\
+ int fy = s->me.direct_basis_mv[0][1] + qy;\
+ int bx = qx ? fx - s->me.co_located_mv[0][0] : s->me.co_located_mv[0][0]*(time_pb - time_pp)/time_pp;\
+ int by = qy ? fy - s->me.co_located_mv[0][1] : s->me.co_located_mv[0][1]*(time_pb - time_pp)/time_pp;\
+ int fxy= (fx&3) + 4*(fy&3);\
+ int bxy= (bx&3) + 4*(by&3);\
+\
+ qpel_put[1][fxy](s->me.scratchpad , (ref_y ) + (fx>>2) + (fy>>2)*(stride) , stride);\
+ qpel_put[1][fxy](s->me.scratchpad + 8 , (ref_y ) + (fx>>2) + (fy>>2)*(stride) + 8 , stride);\
+ qpel_put[1][fxy](s->me.scratchpad + 8*stride, (ref_y ) + (fx>>2) + (fy>>2)*(stride) + 8*stride, stride);\
+ qpel_put[1][fxy](s->me.scratchpad + 8 + 8*stride, (ref_y ) + (fx>>2) + (fy>>2)*(stride) + 8 + 8*stride, stride);\
+ qpel_avg[1][bxy](s->me.scratchpad , (ref2_y) + (bx>>2) + (by>>2)*(stride) , stride);\
+ qpel_avg[1][bxy](s->me.scratchpad + 8 , (ref2_y) + (bx>>2) + (by>>2)*(stride) + 8 , stride);\
+ qpel_avg[1][bxy](s->me.scratchpad + 8*stride, (ref2_y) + (bx>>2) + (by>>2)*(stride) + 8*stride, stride);\
+ qpel_avg[1][bxy](s->me.scratchpad + 8 + 8*stride, (ref2_y) + (bx>>2) + (by>>2)*(stride) + 8 + 8*stride, stride);\
+ }\
+ d = cmp_func(s, s->me.scratchpad, src_y, stride);\
+}else\
+ d= 256*256*256*32;
+
+
+#define CMP_QPEL(d, dx, dy, x, y, size)\
+ CMP_DIRECT(d, dx, dy, x, y, size, cmp_sub)
+
+#define CMP(d, x, y, size)\
+ CMP_DIRECT(d, 0, 0, x, y, size, cmp)
+
+#include "motion_est_template.c"
+#undef RENAME
+#undef CMP
+#undef CMP_HPEL
+#undef CMP_QPEL
+#undef INIT
+#undef CMP__DIRECT
+
+
+static int zero_cmp(void *s, uint8_t *a, uint8_t *b, int stride){
+ return 0;
+}
+
+static void set_cmp(MpegEncContext *s, me_cmp_func *cmp, int type){
+ DSPContext* c= &s->dsp;
+ int i;
+
+ memset(cmp, 0, sizeof(void*)*11);
+
+ switch(type&0xFF){
+ case FF_CMP_SAD:
+ cmp[0]= c->sad[0];
+ cmp[1]= c->sad[1];
+ break;
+ case FF_CMP_SATD:
+ cmp[0]= c->hadamard8_diff[0];
+ cmp[1]= c->hadamard8_diff[1];
+ break;
+ case FF_CMP_SSE:
+ cmp[0]= c->sse[0];
+ cmp[1]= c->sse[1];
+ break;
+ case FF_CMP_DCT:
+ cmp[0]= c->dct_sad[0];
+ cmp[1]= c->dct_sad[1];
+ break;
+ case FF_CMP_PSNR:
+ cmp[0]= c->quant_psnr[0];
+ cmp[1]= c->quant_psnr[1];
+ break;
+ case FF_CMP_BIT:
+ cmp[0]= c->bit[0];
+ cmp[1]= c->bit[1];
+ break;
+ case FF_CMP_RD:
+ cmp[0]= c->rd[0];
+ cmp[1]= c->rd[1];
+ break;
+ case FF_CMP_ZERO:
+ for(i=0; i<7; i++){
+ cmp[i]= zero_cmp;
+ }
+ break;
+ default:
+ fprintf(stderr,"internal error in cmp function selection\n");
+ }
+}
+
+static inline int get_penalty_factor(MpegEncContext *s, int type){
+ switch(type&0xFF){
+ default:
+ case FF_CMP_SAD:
+ return s->qscale*2;
+ case FF_CMP_DCT:
+ return s->qscale*3;
+ case FF_CMP_SATD:
+ return s->qscale*6;
+ case FF_CMP_SSE:
+ return s->qscale*s->qscale*2;
+ case FF_CMP_BIT:
+ return 1;
+ case FF_CMP_RD:
+ case FF_CMP_PSNR:
+ return (s->qscale*s->qscale*185 + 64)>>7;
+ }
+}
+
+void ff_init_me(MpegEncContext *s){
+ set_cmp(s, s->dsp.me_pre_cmp, s->avctx->me_pre_cmp);
+ set_cmp(s, s->dsp.me_cmp, s->avctx->me_cmp);
+ set_cmp(s, s->dsp.me_sub_cmp, s->avctx->me_sub_cmp);
+ set_cmp(s, s->dsp.mb_cmp, s->avctx->mb_cmp);
+
+ if(s->flags&CODEC_FLAG_QPEL){
+ if(s->avctx->me_sub_cmp&FF_CMP_CHROMA)
+ s->me.sub_motion_search= simple_chroma_qpel_motion_search;
+ else
+ s->me.sub_motion_search= simple_qpel_motion_search;
+ }else{
+ if(s->avctx->me_sub_cmp&FF_CMP_CHROMA)
+ s->me.sub_motion_search= simple_chroma_hpel_motion_search;
+ else if( s->avctx->me_sub_cmp == FF_CMP_SAD
+ && s->avctx-> me_cmp == FF_CMP_SAD
+ && s->avctx-> mb_cmp == FF_CMP_SAD)
+ s->me.sub_motion_search= sad_hpel_motion_search;
+ else
+ s->me.sub_motion_search= simple_hpel_motion_search;
+ }
+
+ if(s->avctx->me_cmp&FF_CMP_CHROMA){
+ s->me.motion_search[0]= simple_chroma_epzs_motion_search;
+ s->me.motion_search[1]= simple_chroma_epzs_motion_search4;
+ }else{
+ s->me.motion_search[0]= simple_epzs_motion_search;
+ s->me.motion_search[1]= simple_epzs_motion_search4;
+ }
+
+ if(s->avctx->me_pre_cmp&FF_CMP_CHROMA){
+ s->me.pre_motion_search= simple_chroma_epzs_motion_search;
+ }else{
+ s->me.pre_motion_search= simple_epzs_motion_search;
+ }
+
+ if(s->flags&CODEC_FLAG_QPEL){
+ if(s->avctx->mb_cmp&FF_CMP_CHROMA)
+ s->me.get_mb_score= simple_chroma_qpel_get_mb_score;
+ else
+ s->me.get_mb_score= simple_qpel_get_mb_score;
+ }else{
+ if(s->avctx->mb_cmp&FF_CMP_CHROMA)
+ s->me.get_mb_score= simple_chroma_hpel_get_mb_score;
+ else
+ s->me.get_mb_score= simple_hpel_get_mb_score;
+ }
+}
+
+#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 += ABS(pix[0]-mean);
+ s += ABS(pix[1]-mean);
+ s += ABS(pix[2]-mean);
+ s += ABS(pix[3]-mean);
+ s += ABS(pix[4]-mean);
+ s += ABS(pix[5]-mean);
+ s += ABS(pix[6]-mean);
+ s += ABS(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;
+}
+
+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_abs16x16(pix, ref_picture + (y * s->linesize) + x,
+ s->linesize);
+ 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)) {
+ fprintf(stderr, "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_abs16x16(pix, ref_picture + (y * s->linesize) + x, s->linesize);
+ 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
+ fprintf(stderr, "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_abs16x16(pix, ref_picture + (y * s->linesize) + x, s->linesize);
+ 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_abs16x16(pix, ref_picture + (y * s->linesize) + x, s->linesize);
+ 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
+ fprintf(stderr, "phods - MX: %d\tMY: %d\n", mx, my);
+#endif
+
+ /* half pixel search */
+ *mx_ptr = mx;
+ *my_ptr = my;
+ return dminy;
+}
+
+
+#define Z_THRESHOLD 256
+
+#define CHECK_SAD_HALF_MV(suffix, x, y) \
+{\
+ d= pix_abs_ ## suffix(pix, ptr+((x)>>1), s->linesize);\
+ 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 xmin, int ymin, int xmax, int ymax,
+ int pred_x, int pred_y, Picture *picture,
+ int n, int size, uint8_t * const mv_penalty)
+{
+ uint8_t *ref_picture= picture->data[0];
+ uint32_t *score_map= s->me.score_map;
+ const int penalty_factor= s->me.sub_penalty_factor;
+ int mx, my, xx, yy, dminh;
+ uint8_t *pix, *ptr;
+ op_pixels_abs_func pix_abs_x2;
+ op_pixels_abs_func pix_abs_y2;
+ op_pixels_abs_func pix_abs_xy2;
+
+ if(size==0){
+ pix_abs_x2 = s->dsp.pix_abs16x16_x2;
+ pix_abs_y2 = s->dsp.pix_abs16x16_y2;
+ pix_abs_xy2= s->dsp.pix_abs16x16_xy2;
+ }else{
+ pix_abs_x2 = s->dsp.pix_abs8x8_x2;
+ pix_abs_y2 = s->dsp.pix_abs8x8_y2;
+ pix_abs_xy2= s->dsp.pix_abs8x8_xy2;
+ }
+
+ if(s->me.skip){
+// printf("S");
+ *mx_ptr = 0;
+ *my_ptr = 0;
+ return dmin;
+ }
+// printf("N");
+
+ xx = 16 * s->mb_x + 8*(n&1);
+ yy = 16 * s->mb_y + 8*(n>>1);
+ pix = s->new_picture.data[0] + (yy * s->linesize) + xx;
+
+ mx = *mx_ptr;
+ my = *my_ptr;
+ ptr = ref_picture + ((yy + my) * s->linesize) + (xx + 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-= s->linesize;
+ 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+= s->linesize;
+ }else{
+ ptr+= s->linesize;
+ 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+= s->linesize;
+ }else{
+ ptr+= s->linesize;
+ 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+= s->linesize;
+ }else{
+ ptr+= s->linesize;
+ 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+= s->linesize;
+ }else{
+ ptr+= s->linesize;
+ 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 allready been set to the 4 MV if 4MV is done */
+ if(mv4){
+ int mot_xy= s->block_index[0];
+
+ s->motion_val[mot_xy ][0]= mx;
+ s->motion_val[mot_xy ][1]= my;
+ s->motion_val[mot_xy+1][0]= mx;
+ s->motion_val[mot_xy+1][1]= my;
+
+ mot_xy += s->block_wrap[0];
+ s->motion_val[mot_xy ][0]= mx;
+ s->motion_val[mot_xy ][1]= my;
+ s->motion_val[mot_xy+1][0]= mx;
+ s->motion_val[mot_xy+1][1]= my;
+ }
+}
+
+/**
+ * get fullpel ME search limits.
+ * @param range the approximate search range for the old ME code, unused for EPZS and newer
+ */
+static inline void get_limits(MpegEncContext *s, int *range, int *xmin, int *ymin, int *xmax, int *ymax)
+{
+ if(s->avctx->me_range) *range= s->avctx->me_range >> 1;
+ else *range= 16;
+
+ if (s->unrestricted_mv) {
+ *xmin = -16;
+ *ymin = -16;
+ *xmax = s->mb_width*16;
+ *ymax = s->mb_height*16;
+ } else {
+ *xmin = 0;
+ *ymin = 0;
+ *xmax = s->mb_width*16 - 16;
+ *ymax = s->mb_height*16 - 16;
+ }
+
+ //FIXME try to limit x/y min/max if me_range is set
+}
+
+static inline int h263_mv4_search(MpegEncContext *s, int xmin, int ymin, int xmax, int ymax, int mx, int my, int shift)
+{
+ int block;
+ int P[10][2];
+ int dmin_sum=0, mx4_sum=0, my4_sum=0;
+ uint8_t * const mv_penalty= s->me.mv_penalty[s->f_code] + MAX_MV;
+
+ 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->block_wrap[0];
+ const int mot_xy = s->block_index[block];
+// const int block_x= (block&1);
+// const int block_y= (block>>1);
+#if 1 // this saves us a bit of cliping work and shouldnt affect compression in a negative way
+ const int rel_xmin4= xmin;
+ const int rel_xmax4= xmax;
+ const int rel_ymin4= ymin;
+ const int rel_ymax4= ymax;
+#else
+ const int rel_xmin4= xmin - block_x*8;
+ const int rel_xmax4= xmax - block_x*8 + 8;
+ const int rel_ymin4= ymin - block_y*8;
+ const int rel_ymax4= ymax - block_y*8 + 8;
+#endif
+ P_LEFT[0] = s->motion_val[mot_xy - 1][0];
+ P_LEFT[1] = s->motion_val[mot_xy - 1][1];
+
+ if(P_LEFT[0] > (rel_xmax4<<shift)) P_LEFT[0] = (rel_xmax4<<shift);
+
+ /* special case for first line */
+ if (s->mb_y == 0 && block<2) {
+ pred_x4= P_LEFT[0];
+ pred_y4= P_LEFT[1];
+ } else {
+ P_TOP[0] = s->motion_val[mot_xy - mot_stride ][0];
+ P_TOP[1] = s->motion_val[mot_xy - mot_stride ][1];
+ P_TOPRIGHT[0] = s->motion_val[mot_xy - mot_stride + off[block]][0];
+ P_TOPRIGHT[1] = s->motion_val[mot_xy - mot_stride + off[block]][1];
+ if(P_TOP[1] > (rel_ymax4<<shift)) P_TOP[1] = (rel_ymax4<<shift);
+ if(P_TOPRIGHT[0] < (rel_xmin4<<shift)) P_TOPRIGHT[0]= (rel_xmin4<<shift);
+ if(P_TOPRIGHT[0] > (rel_xmax4<<shift)) P_TOPRIGHT[0]= (rel_xmax4<<shift);
+ if(P_TOPRIGHT[1] > (rel_ymax4<<shift)) P_TOPRIGHT[1]= (rel_ymax4<<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){
+ pred_x4 = P_MEDIAN[0];
+ pred_y4 = P_MEDIAN[1];
+#if 0
+ }else { /* mpeg1 at least */
+ pred_x4= P_LEFT[0];
+ pred_y4= P_LEFT[1];
+ }
+#endif
+ }
+ P_MV1[0]= mx;
+ P_MV1[1]= my;
+
+ dmin4 = s->me.motion_search[1](s, block, &mx4, &my4, P, pred_x4, pred_y4, rel_xmin4, rel_ymin4, rel_xmax4, rel_ymax4,
+ &s->last_picture, s->p_mv_table, (1<<16)>>shift, mv_penalty);
+
+ dmin4= s->me.sub_motion_search(s, &mx4, &my4, dmin4, rel_xmin4, rel_ymin4, rel_xmax4, rel_ymax4,
+ pred_x4, pred_y4, &s->last_picture, block, 1, mv_penalty);
+
+ if(s->dsp.me_sub_cmp[0] != s->dsp.mb_cmp[0]){
+ int dxy;
+ const int offset= ((block&1) + (block>>1)*s->linesize)*8;
+ uint8_t *dest_y = s->me.scratchpad + offset;
+
+ if(s->quarter_sample){
+ uint8_t *ref= s->last_picture.data[0] + (s->mb_x*16 + (mx4>>2)) + (s->mb_y*16 + (my4>>2))*s->linesize + offset;
+ dxy = ((my4 & 3) << 2) | (mx4 & 3);
+
+ if(s->no_rounding)
+ s->dsp.put_no_rnd_qpel_pixels_tab[1][dxy](dest_y , ref , s->linesize);
+ else
+ s->dsp.put_qpel_pixels_tab [1][dxy](dest_y , ref , s->linesize);
+ }else{
+ uint8_t *ref= s->last_picture.data[0] + (s->mb_x*16 + (mx4>>1)) + (s->mb_y*16 + (my4>>1))*s->linesize + offset;
+ dxy = ((my4 & 1) << 1) | (mx4 & 1);
+
+ if(s->no_rounding)
+ s->dsp.put_no_rnd_pixels_tab[1][dxy](dest_y , ref , s->linesize, 8);
+ else
+ s->dsp.put_pixels_tab [1][dxy](dest_y , ref , s->linesize, 8);
+ }
+ dmin_sum+= (mv_penalty[mx4-pred_x4] + mv_penalty[my4-pred_y4])*s->me.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->motion_val[ s->block_index[block] ][0]= mx4;
+ s->motion_val[ s->block_index[block] ][1]= my4;
+ }
+
+ 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*s->linesize, s->me.scratchpad, s->linesize);
+ }
+
+ if(s->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](s->me.scratchpad , s->last_picture.data[1] + offset, s->uvlinesize, 8);
+ s->dsp.put_no_rnd_pixels_tab[1][dxy](s->me.scratchpad+8 , s->last_picture.data[2] + offset, s->uvlinesize, 8);
+ }else{
+ s->dsp.put_pixels_tab [1][dxy](s->me.scratchpad , s->last_picture.data[1] + offset, s->uvlinesize, 8);
+ s->dsp.put_pixels_tab [1][dxy](s->me.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, s->me.scratchpad , s->uvlinesize);
+ dmin_sum += s->dsp.mb_cmp[1](s, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*8*s->uvlinesize, s->me.scratchpad+8, s->uvlinesize);
+ }
+
+ switch(s->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*s->me.mb_penalty_factor;
+ }
+}
+
+void ff_estimate_p_frame_motion(MpegEncContext * s,
+ int mb_x, int mb_y)
+{
+ uint8_t *pix, *ppix;
+ int sum, varc, vard, mx, my, range, dmin, xx, yy;
+ int xmin, ymin, xmax, ymax;
+ int rel_xmin, rel_ymin, rel_xmax, rel_ymax;
+ int pred_x=0, pred_y=0;
+ int P[10][2];
+ const int shift= 1+s->quarter_sample;
+ int mb_type=0;
+ uint8_t *ref_picture= s->last_picture.data[0];
+ Picture * const pic= &s->current_picture;
+ uint8_t * const mv_penalty= s->me.mv_penalty[s->f_code] + MAX_MV;
+
+ assert(s->quarter_sample==0 || s->quarter_sample==1);
+
+ s->me.penalty_factor = get_penalty_factor(s, s->avctx->me_cmp);
+ s->me.sub_penalty_factor= get_penalty_factor(s, s->avctx->me_sub_cmp);
+ s->me.mb_penalty_factor = get_penalty_factor(s, s->avctx->mb_cmp);
+
+ get_limits(s, &range, &xmin, &ymin, &xmax, &ymax);
+ rel_xmin= xmin - mb_x*16;
+ rel_xmax= xmax - mb_x*16;
+ rel_ymin= ymin - mb_y*16;
+ rel_ymax= ymax - mb_y*16;
+ s->me.skip=0;
+
+ 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;
+ case ME_FULL:
+ dmin = full_motion_search(s, &mx, &my, range, xmin, ymin, xmax, ymax, ref_picture);
+ mx-= mb_x*16;
+ my-= mb_y*16;
+ break;
+ case ME_LOG:
+ dmin = log_motion_search(s, &mx, &my, range / 2, xmin, ymin, xmax, ymax, ref_picture);
+ mx-= mb_x*16;
+ my-= mb_y*16;
+ break;
+ case ME_PHODS:
+ dmin = phods_motion_search(s, &mx, &my, range / 2, xmin, ymin, xmax, ymax, ref_picture);
+ mx-= mb_x*16;
+ my-= mb_y*16;
+ break;
+ case ME_X1:
+ case ME_EPZS:
+ {
+ const int mot_stride = s->block_wrap[0];
+ const int mot_xy = s->block_index[0];
+
+ P_LEFT[0] = s->motion_val[mot_xy - 1][0];
+ P_LEFT[1] = s->motion_val[mot_xy - 1][1];
+
+ if(P_LEFT[0] > (rel_xmax<<shift)) P_LEFT[0] = (rel_xmax<<shift);
+
+ if(mb_y) {
+ P_TOP[0] = s->motion_val[mot_xy - mot_stride ][0];
+ P_TOP[1] = s->motion_val[mot_xy - mot_stride ][1];
+ P_TOPRIGHT[0] = s->motion_val[mot_xy - mot_stride + 2][0];
+ P_TOPRIGHT[1] = s->motion_val[mot_xy - mot_stride + 2][1];
+ if(P_TOP[1] > (rel_ymax<<shift)) P_TOP[1] = (rel_ymax<<shift);
+ if(P_TOPRIGHT[0] < (rel_xmin<<shift)) P_TOPRIGHT[0]= (rel_xmin<<shift);
+ if(P_TOPRIGHT[1] > (rel_ymax<<shift)) P_TOPRIGHT[1]= (rel_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){
+ pred_x = P_MEDIAN[0];
+ pred_y = P_MEDIAN[1];
+ }else { /* mpeg1 at least */
+ pred_x= P_LEFT[0];
+ pred_y= P_LEFT[1];
+ }
+ }else{
+ pred_x= P_LEFT[0];
+ pred_y= P_LEFT[1];
+ }
+
+ }
+ dmin = s->me.motion_search[0](s, 0, &mx, &my, P, pred_x, pred_y, rel_xmin, rel_ymin, rel_xmax, rel_ymax,
+ &s->last_picture, s->p_mv_table, (1<<16)>>shift, mv_penalty);
+
+ break;
+ }
+
+ /* intra / predictive decision */
+ xx = mb_x * 16;
+ yy = mb_y * 16;
+
+ pix = s->new_picture.data[0] + (yy * s->linesize) + xx;
+ /* At this point (mx,my) are full-pell and the relative displacement */
+ ppix = ref_picture + ((yy+my) * s->linesize) + (xx+mx);
+
+ sum = s->dsp.pix_sum(pix, s->linesize);
+
+ varc = (s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500 + 128)>>8;
+ vard = (s->dsp.sse[0](NULL, pix, ppix, s->linesize)+128)>>8;
+
+//printf("%d %d %d %X %X %X\n", s->mb_width, mb_x, mb_y,(int)s, (int)s->mb_var, (int)s->mc_mb_var); fflush(stdout);
+ pic->mb_var [s->mb_stride * mb_y + mb_x] = varc;
+ pic->mc_mb_var[s->mb_stride * mb_y + mb_x] = vard;
+ pic->mb_mean [s->mb_stride * mb_y + mb_x] = (sum+128)>>8;
+// pic->mb_cmp_score[s->mb_stride * mb_y + mb_x] = dmin;
+ pic->mb_var_sum += varc;
+ pic->mc_mb_var_sum += vard;
+//printf("E%d %d %d %X %X %X\n", s->mb_width, mb_x, mb_y,(int)s, (int)s->mb_var, (int)s->mc_mb_var); fflush(stdout);
+
+#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(s->avctx->mb_decision > FF_MB_DECISION_SIMPLE){
+ if (vard <= 64 || vard < varc)
+ s->scene_change_score+= ff_sqrt(vard) - ff_sqrt(varc);
+ else
+ s->scene_change_score+= s->qscale;
+
+ if (vard*2 + 200 > varc)
+ mb_type|= MB_TYPE_INTRA;
+ if (varc*2 + 200 > vard){
+ mb_type|= MB_TYPE_INTER;
+ s->me.sub_motion_search(s, &mx, &my, dmin, rel_xmin, rel_ymin, rel_xmax, rel_ymax,
+ pred_x, pred_y, &s->last_picture, 0, 0, mv_penalty);
+ }else{
+ mx <<=shift;
+ my <<=shift;
+ }
+ if((s->flags&CODEC_FLAG_4MV)
+ && !s->me.skip && varc>50 && vard>10){
+ h263_mv4_search(s, rel_xmin, rel_ymin, rel_xmax, rel_ymax, mx, my, shift);
+ mb_type|=MB_TYPE_INTER4V;
+
+ set_p_mv_tables(s, mx, my, 0);
+ }else
+ set_p_mv_tables(s, mx, my, 1);
+ }else{
+ mb_type= MB_TYPE_INTER;
+
+ dmin= s->me.sub_motion_search(s, &mx, &my, dmin, rel_xmin, rel_ymin, rel_xmax, rel_ymax,
+ pred_x, pred_y, &s->last_picture, 0, 0, mv_penalty);
+
+ if(s->avctx->me_sub_cmp != s->avctx->mb_cmp && !s->me.skip)
+ dmin= s->me.get_mb_score(s, mx, my, pred_x, pred_y, &s->last_picture, mv_penalty);
+
+ if((s->flags&CODEC_FLAG_4MV)
+ && !s->me.skip && varc>50 && vard>10){
+ int dmin4= h263_mv4_search(s, rel_xmin, rel_ymin, rel_xmax, rel_ymax, mx, my, shift);
+ if(dmin4 < dmin){
+ mb_type= MB_TYPE_INTER4V;
+ dmin=dmin4;
+ }
+ }
+ pic->mb_cmp_score[s->mb_stride * mb_y + mb_x] = dmin;
+ set_p_mv_tables(s, mx, my, mb_type!=MB_TYPE_INTER4V);
+
+ if (vard <= 64 || vard < varc) {
+ s->scene_change_score+= ff_sqrt(vard) - ff_sqrt(varc);
+ }else{
+ s->scene_change_score+= s->qscale;
+ }
+ }
+
+ 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)
+{
+ int mx, my, range, dmin;
+ int xmin, ymin, xmax, ymax;
+ int rel_xmin, rel_ymin, rel_xmax, rel_ymax;
+ int pred_x=0, pred_y=0;
+ int P[10][2];
+ const int shift= 1+s->quarter_sample;
+ uint8_t * const mv_penalty= s->me.mv_penalty[s->f_code] + MAX_MV;
+ const int xy= mb_x + mb_y*s->mb_stride;
+
+ assert(s->quarter_sample==0 || s->quarter_sample==1);
+
+ s->me.pre_penalty_factor = get_penalty_factor(s, s->avctx->me_pre_cmp);
+
+ get_limits(s, &range, &xmin, &ymin, &xmax, &ymax);
+ rel_xmin= xmin - mb_x*16;
+ rel_xmax= xmax - mb_x*16;
+ rel_ymin= ymin - mb_y*16;
+ rel_ymax= ymax - mb_y*16;
+ s->me.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] < (rel_xmin<<shift)) P_LEFT[0] = (rel_xmin<<shift);
+
+ /* special case for first line */
+ if (mb_y == s->mb_height-1) {
+ pred_x= P_LEFT[0];
+ 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] < (rel_ymin<<shift)) P_TOP[1] = (rel_ymin<<shift);
+ if(P_TOPRIGHT[0] > (rel_xmax<<shift)) P_TOPRIGHT[0]= (rel_xmax<<shift);
+ if(P_TOPRIGHT[1] < (rel_ymin<<shift)) P_TOPRIGHT[1]= (rel_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]);
+
+ pred_x = P_MEDIAN[0];
+ pred_y = P_MEDIAN[1];
+ }
+ dmin = s->me.pre_motion_search(s, 0, &mx, &my, P, pred_x, pred_y, rel_xmin, rel_ymin, rel_xmax, rel_ymax,
+ &s->last_picture, s->p_mv_table, (1<<16)>>shift, mv_penalty);
+
+ 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], Picture *picture, int f_code)
+{
+ int mx, my, range, dmin;
+ int xmin, ymin, xmax, ymax;
+ int rel_xmin, rel_ymin, rel_xmax, rel_ymax;
+ int pred_x=0, pred_y=0;
+ 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 ref_picture= picture->data[0];
+ uint8_t * const mv_penalty= s->me.mv_penalty[f_code] + MAX_MV;
+ int mv_scale;
+
+ s->me.penalty_factor = get_penalty_factor(s, s->avctx->me_cmp);
+ s->me.sub_penalty_factor= get_penalty_factor(s, s->avctx->me_sub_cmp);
+ s->me.mb_penalty_factor = get_penalty_factor(s, s->avctx->mb_cmp);
+
+ get_limits(s, &range, &xmin, &ymin, &xmax, &ymax);
+ rel_xmin= xmin - mb_x*16;
+ rel_xmax= xmax - mb_x*16;
+ rel_ymin= ymin - mb_y*16;
+ rel_ymax= ymax - mb_y*16;
+
+ 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;
+ case ME_FULL:
+ dmin = full_motion_search(s, &mx, &my, range, xmin, ymin, xmax, ymax, ref_picture);
+ mx-= mb_x*16;
+ my-= mb_y*16;
+ break;
+ case ME_LOG:
+ dmin = log_motion_search(s, &mx, &my, range / 2, xmin, ymin, xmax, ymax, ref_picture);
+ mx-= mb_x*16;
+ my-= mb_y*16;
+ break;
+ case ME_PHODS:
+ dmin = phods_motion_search(s, &mx, &my, range / 2, xmin, ymin, xmax, ymax, ref_picture);
+ mx-= mb_x*16;
+ my-= mb_y*16;
+ break;
+ 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] > (rel_xmax<<shift)) P_LEFT[0] = (rel_xmax<<shift);
+
+ /* special case for first line */
+ if (mb_y) {
+ 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] > (rel_ymax<<shift)) P_TOP[1]= (rel_ymax<<shift);
+ if(P_TOPRIGHT[0] < (rel_xmin<<shift)) P_TOPRIGHT[0]= (rel_xmin<<shift);
+ if(P_TOPRIGHT[1] > (rel_ymax<<shift)) P_TOPRIGHT[1]= (rel_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]);
+ }
+ pred_x= P_LEFT[0];
+ 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 = s->me.motion_search[0](s, 0, &mx, &my, P, pred_x, pred_y, rel_xmin, rel_ymin, rel_xmax, rel_ymax,
+ picture, s->p_mv_table, mv_scale, mv_penalty);
+
+ break;
+ }
+
+ dmin= s->me.sub_motion_search(s, &mx, &my, dmin, rel_xmin, rel_ymin, rel_xmax, rel_ymax,
+ pred_x, pred_y, picture, 0, 0, mv_penalty);
+
+ if(s->avctx->me_sub_cmp != s->avctx->mb_cmp && !s->me.skip)
+ dmin= s->me.get_mb_score(s, mx, my, pred_x, pred_y, picture, mv_penalty);
+
+//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 mb_x, int mb_y,
+ int motion_fx, int motion_fy,
+ int motion_bx, int motion_by,
+ int pred_fx, int pred_fy,
+ int pred_bx, int pred_by)
+{
+ //FIXME optimize?
+ //FIXME move into template?
+ //FIXME better f_code prediction (max mv & distance)
+ uint8_t * const mv_penalty= s->me.mv_penalty[s->f_code] + MAX_MV; // f_code of the prev frame
+ uint8_t *dest_y = s->me.scratchpad;
+ uint8_t *ptr;
+ int dxy;
+ int src_x, src_y;
+ int fbmin;
+
+ if(s->quarter_sample){
+ dxy = ((motion_fy & 3) << 2) | (motion_fx & 3);
+ src_x = mb_x * 16 + (motion_fx >> 2);
+ src_y = mb_y * 16 + (motion_fy >> 2);
+ assert(src_x >=-16 && src_x<=s->h_edge_pos);
+ assert(src_y >=-16 && src_y<=s->v_edge_pos);
+
+ ptr = s->last_picture.data[0] + (src_y * s->linesize) + src_x;
+ s->dsp.put_qpel_pixels_tab[0][dxy](dest_y , ptr , s->linesize);
+
+ dxy = ((motion_by & 3) << 2) | (motion_bx & 3);
+ src_x = mb_x * 16 + (motion_bx >> 2);
+ src_y = mb_y * 16 + (motion_by >> 2);
+ assert(src_x >=-16 && src_x<=s->h_edge_pos);
+ assert(src_y >=-16 && src_y<=s->v_edge_pos);
+
+ ptr = s->next_picture.data[0] + (src_y * s->linesize) + src_x;
+ s->dsp.avg_qpel_pixels_tab[0][dxy](dest_y , ptr , s->linesize);
+ }else{
+ dxy = ((motion_fy & 1) << 1) | (motion_fx & 1);
+ src_x = mb_x * 16 + (motion_fx >> 1);
+ src_y = mb_y * 16 + (motion_fy >> 1);
+ assert(src_x >=-16 && src_x<=s->h_edge_pos);
+ assert(src_y >=-16 && src_y<=s->v_edge_pos);
+
+ ptr = s->last_picture.data[0] + (src_y * s->linesize) + src_x;
+ s->dsp.put_pixels_tab[0][dxy](dest_y , ptr , s->linesize, 16);
+
+ dxy = ((motion_by & 1) << 1) | (motion_bx & 1);
+ src_x = mb_x * 16 + (motion_bx >> 1);
+ src_y = mb_y * 16 + (motion_by >> 1);
+ assert(src_x >=-16 && src_x<=s->h_edge_pos);
+ assert(src_y >=-16 && src_y<=s->v_edge_pos);
+
+ ptr = s->next_picture.data[0] + (src_y * s->linesize) + src_x;
+ s->dsp.avg_pixels_tab[0][dxy](dest_y , ptr , s->linesize, 16);
+ }
+
+ fbmin = (mv_penalty[motion_fx-pred_fx] + mv_penalty[motion_fy-pred_fy])*s->me.mb_penalty_factor
+ +(mv_penalty[motion_bx-pred_bx] + mv_penalty[motion_by-pred_by])*s->me.mb_penalty_factor
+ + s->dsp.mb_cmp[0](s, s->new_picture.data[0] + mb_x*16 + mb_y*16*s->linesize, dest_y, s->linesize);
+
+ if(s->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)
+{
+ 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];
+
+ //FIXME do refinement and add flag
+
+ fbmin= check_bidir_mv(s, mb_x, mb_y,
+ motion_fx, motion_fy,
+ motion_bx, motion_by,
+ pred_fx, pred_fy,
+ pred_bx, pred_by);
+
+ return fbmin;
+}
+
+static inline int direct_search(MpegEncContext * s,
+ int mb_x, int mb_y)
+{
+ 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;
+ uint8_t * const mv_penalty= s->me.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;
+
+ s->me.co_located_mv[i][0]= s->motion_val[index][0];
+ s->me.co_located_mv[i][1]= s->motion_val[index][1];
+ s->me.direct_basis_mv[i][0]= s->me.co_located_mv[i][0]*time_pb/time_pp + ((i& 1)<<(shift+3));
+ s->me.direct_basis_mv[i][1]= s->me.co_located_mv[i][1]*time_pb/time_pp + ((i>>1)<<(shift+3));
+// s->me.direct_basis_mv[1][i][0]= s->me.co_located_mv[i][0]*(time_pb - time_pp)/time_pp + ((i &1)<<(shift+3);
+// s->me.direct_basis_mv[1][i][1]= s->me.co_located_mv[i][1]*(time_pb - time_pp)/time_pp + ((i>>1)<<(shift+3);
+
+ max= FFMAX(s->me.direct_basis_mv[i][0], s->me.direct_basis_mv[i][0] - s->me.co_located_mv[i][0])>>shift;
+ min= FFMIN(s->me.direct_basis_mv[i][0], s->me.direct_basis_mv[i][0] - s->me.co_located_mv[i][0])>>shift;
+ max+= (2*mb_x + (i& 1))*8 + 1; // +-1 is for the simpler rounding
+ min+= (2*mb_x + (i& 1))*8 - 1;
+ xmax= FFMIN(xmax, s->width - max);
+ xmin= FFMAX(xmin, - 16 - min);
+
+ max= FFMAX(s->me.direct_basis_mv[i][1], s->me.direct_basis_mv[i][1] - s->me.co_located_mv[i][1])>>shift;
+ min= FFMIN(s->me.direct_basis_mv[i][1], s->me.direct_basis_mv[i][1] - s->me.co_located_mv[i][1])>>shift;
+ max+= (2*mb_y + (i>>1))*8 + 1; // +-1 is for the simpler rounding
+ min+= (2*mb_y + (i>>1))*8 - 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;
+ }
+
+ P_LEFT[0] = clip(mv_table[mot_xy - 1][0], xmin<<shift, xmax<<shift);
+ P_LEFT[1] = clip(mv_table[mot_xy - 1][1], ymin<<shift, ymax<<shift);
+
+ /* special case for first line */
+ if (mb_y) {
+ P_TOP[0] = clip(mv_table[mot_xy - mot_stride ][0], xmin<<shift, xmax<<shift);
+ P_TOP[1] = clip(mv_table[mot_xy - mot_stride ][1], ymin<<shift, ymax<<shift);
+ P_TOPRIGHT[0] = clip(mv_table[mot_xy - mot_stride + 1 ][0], xmin<<shift, xmax<<shift);
+ P_TOPRIGHT[1] = 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]);
+ }
+
+ //FIXME direct_search ptr in context!!! (needed for chroma anyway or this will get messy)
+ if(s->flags&CODEC_FLAG_QPEL){
+ dmin = simple_direct_qpel_epzs_motion_search(s, 0, &mx, &my, P, 0, 0, xmin, ymin, xmax, ymax,
+ &s->last_picture, mv_table, 1<<14, mv_penalty);
+ dmin = simple_direct_qpel_qpel_motion_search(s, &mx, &my, dmin, xmin, ymin, xmax, ymax,
+ 0, 0, &s->last_picture, 0, 0, mv_penalty);
+
+ if(s->avctx->me_sub_cmp != s->avctx->mb_cmp && !s->me.skip)
+ dmin= simple_direct_qpel_qpel_get_mb_score(s, mx, my, 0, 0, &s->last_picture, mv_penalty);
+ }else{
+ dmin = simple_direct_hpel_epzs_motion_search(s, 0, &mx, &my, P, 0, 0, xmin, ymin, xmax, ymax,
+ &s->last_picture, mv_table, 1<<15, mv_penalty);
+ dmin = simple_direct_hpel_hpel_motion_search(s, &mx, &my, dmin, xmin, ymin, xmax, ymax,
+ 0, 0, &s->last_picture, 0, 0, mv_penalty);
+
+ if(s->avctx->me_sub_cmp != s->avctx->mb_cmp && !s->me.skip)
+ dmin= simple_direct_hpel_hpel_get_mb_score(s, mx, my, 0, 0, &s->last_picture, mv_penalty);
+ }
+
+ s->b_direct_mv_table[mot_xy][0]= mx;
+ s->b_direct_mv_table[mot_xy][1]= my;
+ return dmin;
+}
+
+void ff_estimate_b_frame_motion(MpegEncContext * s,
+ int mb_x, int mb_y)
+{
+ const int penalty_factor= s->me.mb_penalty_factor;
+ int fmin, bmin, dmin, fbmin;
+ int type=0;
+
+ s->me.skip=0;
+ if (s->codec_id == CODEC_ID_MPEG4)
+ dmin= direct_search(s, mb_x, mb_y);
+ else
+ dmin= INT_MAX;
+
+ s->me.skip=0;
+ fmin= ff_estimate_motion_b(s, mb_x, mb_y, s->b_forw_mv_table, &s->last_picture, s->f_code) + 3*penalty_factor;
+
+ s->me.skip=0;
+ bmin= ff_estimate_motion_b(s, mb_x, mb_y, s->b_back_mv_table, &s->next_picture, s->b_code) + 2*penalty_factor;
+//printf(" %d %d ", s->b_forw_mv_table[xy][0], s->b_forw_mv_table[xy][1]);
+
+ s->me.skip=0;
+ fbmin= bidir_refine(s, mb_x, mb_y) + penalty_factor;
+//printf("%d %d %d %d\n", dmin, fmin, bmin, fbmin);
+ {
+ int score= fmin;
+ type = MB_TYPE_FORWARD;
+
+ if (dmin <= score){
+ score = dmin;
+ type = MB_TYPE_DIRECT;
+ }
+ if(bmin<score){
+ score=bmin;
+ type= MB_TYPE_BACKWARD;
+ }
+ if(fbmin<score){
+ score=fbmin;
+ type= MB_TYPE_BIDIR;
+ }
+
+ score= ((unsigned)(score*score + 128*256))>>16;
+ s->current_picture.mc_mb_var_sum += score;
+ s->current_picture.mc_mb_var[mb_y*s->mb_stride + mb_x] = score; //FIXME use SSE
+ }
+
+ if(s->avctx->mb_decision > FF_MB_DECISION_SIMPLE){
+ type= MB_TYPE_FORWARD | MB_TYPE_BACKWARD | MB_TYPE_BIDIR | MB_TYPE_DIRECT; //FIXME something smarter
+ if(dmin>256*256*16) type&= ~MB_TYPE_DIRECT; //dont try direct mode if its invalid for this MB
+ }
+
+ 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;
+ uint8_t * fcode_tab= s->fcode_tab;
+ int best_fcode=-1;
+ int best_score=-10000000;
+
+ 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 fcode= FFMAX(fcode_tab[mv_table[xy][0] + MAX_MV],
+ fcode_tab[mv_table[xy][1] + MAX_MV]);
+ int j;
+
+ 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)
+{
+ const int f_code= s->f_code;
+ int y, range;
+ assert(s->pict_type==P_TYPE);
+
+ range = (((s->out_format == FMT_MPEG1) ? 8 : 16) << f_code);
+
+ if(s->msmpeg4_version) range= 16;
+
+ if(s->avctx->me_range && range > s->avctx->me_range) range= s->avctx->me_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]&MB_TYPE_INTER){
+ if( s->p_mv_table[xy][0] >=range || s->p_mv_table[xy][0] <-range
+ || s->p_mv_table[xy][1] >=range || s->p_mv_table[xy][1] <-range){
+ s->mb_type[xy] &= ~MB_TYPE_INTER;
+ s->mb_type[xy] |= MB_TYPE_INTRA;
+ s->p_mv_table[xy][0] = 0;
+ s->p_mv_table[xy][1] = 0;
+ }
+ }
+ xy++;
+ }
+ }
+//printf("%d no:%d %d//\n", clip, noclip, f_code);
+ if(s->flags&CODEC_FLAG_4MV){
+ const int wrap= 2+ s->mb_width*2;
+
+ /* clip / convert to intra 8x8 type MVs */
+ for(y=0; y<s->mb_height; y++){
+ int xy= (y*2 + 1)*wrap + 1;
+ int i= y*s->mb_stride;
+ int x;
+
+ for(x=0; x<s->mb_width; x++){
+ if(s->mb_type[i]&MB_TYPE_INTER4V){
+ int block;
+ for(block=0; block<4; block++){
+ int off= (block& 1) + (block>>1)*wrap;
+ int mx= s->motion_val[ xy + off ][0];
+ int my= s->motion_val[ xy + off ][1];
+
+ if( mx >=range || mx <-range
+ || my >=range || my <-range){
+ s->mb_type[i] &= ~MB_TYPE_INTER4V;
+ s->mb_type[i] |= MB_TYPE_INTRA;
+ }
+ }
+ }
+ xy+=2;
+ i++;
+ }
+ }
+ }
+}
+
+void ff_fix_long_b_mvs(MpegEncContext * s, int16_t (*mv_table)[2], int f_code, int type)
+{
+ int y;
+
+ // RAL: 8 in MPEG-1, 16 in MPEG-4
+ int range = (((s->out_format == FMT_MPEG1) ? 8 : 16) << f_code);
+
+ if(s->avctx->me_range && range > s->avctx->me_range) range= s->avctx->me_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( mv_table[xy][0] >=range || mv_table[xy][0] <-range
+ || mv_table[xy][1] >=range || mv_table[xy][1] <-range){
+
+ if(s->codec_id == CODEC_ID_MPEG1VIDEO && 0){
+ }else{
+ if (mv_table[xy][0] > range-1) mv_table[xy][0]= range-1;
+ else if(mv_table[xy][0] < -range ) mv_table[xy][0]= -range;
+ if (mv_table[xy][1] > range-1) mv_table[xy][1]= range-1;
+ else if(mv_table[xy][1] < -range ) mv_table[xy][1]= -range;
+ }
+ }
+ }
+ xy++;
+ }
+ }
+}
projects / synfig.git / blobdiff