/*
- * Motion estimation
+ * Motion estimation
* Copyright (c) 2000,2001 Fabrice Bellard.
* Copyright (c) 2002-2004 Michael Niedermayer
- *
*
- * This library is free software; you can redistribute it and/or
+ * new motion estimation (X1/EPZS) by Michael Niedermayer <michaelni@gmx.at>
+ *
+ * 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 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * 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 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>
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-
+
/**
* @file motion_est.c
* Motion estimation.
*/
-
+
#include <stdlib.h>
#include <stdio.h>
#include <limits.h>
#define P_MV1 P[9]
static inline int sad_hpel_motion_search(MpegEncContext * s,
- int *mx_ptr, int *my_ptr, int dmin,
+ int *mx_ptr, int *my_ptr, int dmin,
int src_index, int ref_index,
int size, int h);
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;
}
static int get_flags(MotionEstContext *c, int direct, int chroma){
return ((c->avctx->flags&CODEC_FLAG_QPEL) ? FLAG_QPEL : 0)
- + (direct ? FLAG_DIRECT : 0)
+ + (direct ? FLAG_DIRECT : 0)
+ (chroma ? FLAG_CHROMA : 0);
}
-static always_inline int cmp(MpegEncContext *s, const int x, const int y, const int subx, const int suby,
+/*! \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;
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;
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);
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_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{
+ }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);
}else
d= 256*256*256*32;
}else{
- int uvdxy;
+ 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)
uvdxy= dxy | (x&1) | (2*(y&1));
}
- d = cmp_func(s, c->temp, src[0], stride, h);
+ d = cmp_func(s, c->temp, src[0], stride, h);
}else{
- d = cmp_func(s, src[0], ref[0] + x + y*stride, stride, h);
+ d = cmp_func(s, src[0], ref[0] + x + y*stride, stride, h);
if(chroma)
uvdxy= (x&1) + 2*(y&1);
}
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);
+ 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
static void zero_hpel(uint8_t *a, const uint8_t *b, int stride, int h){
}
-void ff_init_me(MpegEncContext *s){
+int 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);
+
+ if(FFMIN(s->avctx->dia_size, s->avctx->pre_dia_size) < -ME_MAP_SIZE){
+ av_log(s->avctx, AV_LOG_ERROR, "ME_MAP size is too small for SAB diamond\n");
+ return -1;
+ }
+ //special case of snow is needed because snow uses its own iterative ME code
+ if(s->me_method!=ME_ZERO && s->me_method!=ME_EPZS && s->me_method!=ME_X1 && s->avctx->codec_id != CODEC_ID_SNOW){
+ av_log(s->avctx, AV_LOG_ERROR, "me_method is only allowed to be set to zero and epzs; for hex,umh,full and others see dia_size\n");
+ return -1;
+ }
+
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);
}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
+ 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
else c->hpel_put= s->dsp.put_pixels_tab;
if(s->linesize){
- c->stride = 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
+ /* 8x8 fullpel search would need a 4x4 chroma compare, which we do
+ * not have yet, and even if we had, the motion estimation code
+ * does not 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;
c->sub_motion_search= no_sub_motion_search;
}
- c->temp= c->scratchpad;
+ return 0;
}
-
+
#if 0
static int pix_dev(uint8_t * pix, int line_size, int mean)
{
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;
+ 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)
+ 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)) {
- 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_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
- 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_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
- fprintf(stderr, "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) \
}
static inline int sad_hpel_motion_search(MpegEncContext * s,
- int *mx_ptr, int *my_ptr, int dmin,
+ int *mx_ptr, int *my_ptr, int dmin,
int src_index, int ref_index,
int size, int h)
{
int stride= c->stride;
const int flags= c->sub_flags;
LOAD_COMMON
-
+
assert(flags == 0);
if(c->skip){
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 &&
+ if (mx > xmin && mx < xmax &&
my > ymin && my < ymax) {
int dx=0, dy=0;
- int d, pen_x, pen_y;
+ 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)];
mx<<=1;
my<<=1;
-
+
pen_x= pred_x + mx;
pen_y= pred_y + my;
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 */
+ /* has already been set to the 4 MV if 4MV is done */
if(mv4){
int mot_xy= s->block_index[0];
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;
// 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->xmax = (x < s->mb_width * 16 - 16) ? 15 : 0;
c->ymax = (y < s->mb_height * 16 - 16) ? 15 : 0;
} else {
c->xmin = - x;
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){
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;
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]);
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;
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;
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);
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;
}
}
-static int interlaced_search(MpegEncContext *s, int ref_index,
+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;
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;
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];
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;
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;
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(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;
if(same)
return INT_MAX;
-
+
switch(c->avctx->mb_cmp&0xFF){
/*case FF_CMP_SSE:
return dmin_sum+ 32*s->qscale*s->qscale;*/
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;
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));
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;
s->mb_type[mb_xy]= CANDIDATE_MB_TYPE_FORWARD_I;
}
- x= p->motion_val[0][xy ][0];
+ 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];
+ 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);
}
s->mb_type[mb_xy]= CANDIDATE_MB_TYPE_BACKWARD_I;
}
- x= p->motion_val[1][xy ][0];
+ 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];
+ 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
init_mv4_ref(c);
for(i=0; i<4; i++){
xy= s->block_index[i];
- x= p->motion_val[0][xy][0];
+ 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);
}
*(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];
+ 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];
+
+ 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
{
MotionEstContext * const c= &s->me;
uint8_t *pix, *ppix;
- int sum, varc, vard, mx, my, dmin;
+ 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);
/* 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 + 128)>>8;
+ 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;
- c->mb_var_sum_temp += varc;
+ 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)+128)>>8;
-
- if(vard<c->avctx->me_threshold){
- pic->mc_mb_var[s->mb_stride * mb_y + mb_x] = vard;
- c->mc_mb_var_sum_temp += vard;
- if (vard <= 64 || vard < varc) { //FIXME
- c->scene_change_score+= ff_sqrt(vard) - ff_sqrt(varc);
- }else{
- c->scene_change_score+= s->qscale;
- }
+ 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<c->avctx->mb_threshold)
+ 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);
+ 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:
{
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]);
}
}
- dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, 0, s->p_mv_table, (1<<16)>>shift, 0, 16);
+ 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)+128)>>8;
- pic->mc_mb_var[s->mb_stride * mb_y + mb_x] = vard;
-// pic->mb_cmp_score[s->mb_stride * mb_y + mb_x] = dmin;
- c->mc_mb_var_sum_temp += vard;
-
+ 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);
+ varc, s->avg_mb_var, sum, vard, mx - xx, my - yy);
#endif
if(mb_type){
- if (vard <= 64 || vard < varc)
- c->scene_change_score+= ff_sqrt(vard) - ff_sqrt(varc);
- else
- c->scene_change_score+= s->qscale;
+ 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);
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){
- if (vard <= 64 || vard < varc)
- c->scene_change_score+= ff_sqrt(vard) - ff_sqrt(varc);
- else
- c->scene_change_score+= s->qscale;
+ 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 > varc)
+ if (vard*2 + 200*256 > varc)
mb_type|= CANDIDATE_MB_TYPE_INTRA;
- if (varc*2 + 200 > vard){
+ 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)
my <<=shift;
}
if((s->flags&CODEC_FLAG_4MV)
- && !c->skip && varc>50 && vard>10){
+ && !c->skip && varc>50<<8 && vard>10<<8){
if(h263_mv4_search(s, mx, my, shift) < INT_MAX)
mb_type|=CANDIDATE_MB_TYPE_INTER4V;
dmin= ff_get_mb_score(s, mx, my, 0, 0, 0, 16, 1);
if((s->flags&CODEC_FLAG_4MV)
- && !c->skip && varc>50 && vard>10){
+ && !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= dmin_i;
}
}
-
-// pic->mb_cmp_score[s->mb_stride * mb_y + mb_x] = dmin;
+
+// 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<<8) - 500; //FIXME dont scale it down so we dont have to fix it
+ 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;
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;
-
- if (vard <= 64 || vard < varc) { //FIXME
- c->scene_change_score+= ff_sqrt(vard) - ff_sqrt(varc);
- }else{
- c->scene_change_score+= s->qscale;
+
+ {
+ 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);
}
}
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->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
+ 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];
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_y = P_MEDIAN[1];
}
- dmin = ff_epzs_motion_search(s, &mx, &my, P, 0, 0, s->p_mv_table, (1<<16)>>shift, 0, 16);
+ 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;
}
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);
switch(s->me_method) {
case ME_ZERO:
default:
- no_motion_search(s, &mx, &my);
+ 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:
{
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);
//FIXME better f_code prediction (max mv & distance)
//FIXME pointers
MotionEstContext * const c= &s->me;
- uint8_t * const mv_penalty= c->mv_penalty[s->f_code] + MAX_MV; // f_code of the prev frame
+ 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;
- int uvstride= c->uvstride;
uint8_t *dest_y = c->scratchpad;
uint8_t *ptr;
int dxy;
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_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[motion_fx-pred_fx] + mv_penalty[motion_fy-pred_fy])*c->mb_penalty_factor
- +(mv_penalty[motion_bx-pred_bx] + mv_penalty[motion_by-pred_by])*c->mb_penalty_factor
+ 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 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;
- //FIXME do refinement and add flag
-
fbmin= check_bidir_mv(s, motion_fx, motion_fy,
motion_bx, motion_by,
pred_fx, pred_fy,
pred_bx, pred_by,
0, 16);
- return fbmin;
+ 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)
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;
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));
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->pred_x=0;
c->pred_y=0;
- 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);
+ 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 cliped
- 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);
-
+ if (!s->first_slice_line) { //FIXME maybe allow this over thread boundary as it is 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)
+ 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
- s->b_direct_mv_table[mot_xy][0]= mx;
- s->b_direct_mv_table[mot_xy][1]= my;
+ mv_table[mot_xy][0]= mx;
+ mv_table[mot_xy][1]= my;
c->flags &= ~FLAG_DIRECT;
c->sub_flags &= ~FLAG_DIRECT;
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)+128)>>8;
-
- if(vard<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 + 128)>>8;
-
-// pic->mb_var [s->mb_stride * mb_y + mb_x] = varc;
- s->current_picture.mc_mb_var[s->mb_stride * mb_y + mb_x] = vard;
+// 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;*/
- c->mc_mb_var_sum_temp += vard;
-/* if (vard <= 64 || vard < varc) {
+ 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;
+ c->scene_change_score+= s->qscale * s->avctx->scenechange_factor;
}*/
return;
}
- if(vard<c->avctx->mb_threshold){
+ 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);
//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;
{
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;
+ type= CANDIDATE_MB_TYPE_BACKWARD;
}
if(fbmin<score){
score=fbmin;
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
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 0
+ if(dmin>256*256*16) type&= ~CANDIDATE_MB_TYPE_DIRECT; //do not try direct mode if it is 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
{
if(s->me_method>=ME_EPZS){
int score[8];
- int i, y, range= s->avctx->me_range;
+ 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 fcode= FFMAX(fcode_tab[mx + MAX_MV],
fcode_tab[my + MAX_MV]);
int j;
-
- if(range){
- if(mx >= range || mx < -range ||
+
+ 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])
+ if(s->pict_type==FF_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];
MotionEstContext * const c= &s->me;
const int f_code= s->f_code;
int y, range;
- assert(s->pict_type==P_TYPE);
+ assert(s->pict_type==FF_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));
- range = (((s->out_format == FMT_MPEG1) ? 8 : 16) << f_code);
-
- if(s->msmpeg4_version) range= 16;
-
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;
*
* @param truncate 1 for truncation, 0 for using intra
*/
-void ff_fix_long_mvs(MpegEncContext * s, uint8_t *field_select_table, int field_select,
+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) ? 8 : 16) << f_code);
+ int range = (((s->out_format == FMT_MPEG1 || s->msmpeg4_version) ? 8 : 16) << f_code);
- if(s->msmpeg4_version) range= 16;
if(c->avctx->me_range && range > c->avctx->me_range) range= c->avctx->me_range;
h_range= range;