-
- if((s->avctx->debug&(FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE)) || (s->avctx->debug_mv)){
- const int shift= 1 + s->quarter_sample;
- int mb_y;
- uint8_t *ptr;
- int i;
- int h_chroma_shift, v_chroma_shift, block_height;
- const int width = s->avctx->width;
- const int height= s->avctx->height;
- const int mv_sample_log2= 4 - pict->motion_subsample_log2;
- const int mv_stride= (s->mb_width << mv_sample_log2) + (s->codec_id == CODEC_ID_H264 ? 0 : 1);
- s->low_delay=0; //needed to see the vectors without trashing the buffers
-
- avcodec_get_chroma_sub_sample(s->avctx->pix_fmt, &h_chroma_shift, &v_chroma_shift);
- for(i=0; i<3; i++){
- memcpy(s->visualization_buffer[i], pict->data[i], (i==0) ? pict->linesize[i]*height:pict->linesize[i]*height >> v_chroma_shift);
- pict->data[i]= s->visualization_buffer[i];
- }
- pict->type= FF_BUFFER_TYPE_COPY;
- ptr= pict->data[0];
- block_height = 16>>v_chroma_shift;
-
- for(mb_y=0; mb_y<s->mb_height; mb_y++){
- int mb_x;
- for(mb_x=0; mb_x<s->mb_width; mb_x++){
- const int mb_index= mb_x + mb_y*s->mb_stride;
- if((s->avctx->debug_mv) && pict->motion_val){
- int type;
- for(type=0; type<3; type++){
- int direction = 0;
- switch (type) {
- case 0: if ((!(s->avctx->debug_mv&FF_DEBUG_VIS_MV_P_FOR)) || (pict->pict_type!=AV_PICTURE_TYPE_P))
- continue;
- direction = 0;
- break;
- case 1: if ((!(s->avctx->debug_mv&FF_DEBUG_VIS_MV_B_FOR)) || (pict->pict_type!=AV_PICTURE_TYPE_B))
- continue;
- direction = 0;
- break;
- case 2: if ((!(s->avctx->debug_mv&FF_DEBUG_VIS_MV_B_BACK)) || (pict->pict_type!=AV_PICTURE_TYPE_B))
- continue;
- direction = 1;
- break;
- }
- if(!USES_LIST(pict->mb_type[mb_index], direction))
- continue;
-
- if(IS_8X8(pict->mb_type[mb_index])){
- int i;
- for(i=0; i<4; i++){
- int sx= mb_x*16 + 4 + 8*(i&1);
- int sy= mb_y*16 + 4 + 8*(i>>1);
- int xy= (mb_x*2 + (i&1) + (mb_y*2 + (i>>1))*mv_stride) << (mv_sample_log2-1);
- int mx= (pict->motion_val[direction][xy][0]>>shift) + sx;
- int my= (pict->motion_val[direction][xy][1]>>shift) + sy;
- draw_arrow(ptr, sx, sy, mx, my, width, height, s->linesize, 100);
- }
- }else if(IS_16X8(pict->mb_type[mb_index])){
- int i;
- for(i=0; i<2; i++){
- int sx=mb_x*16 + 8;
- int sy=mb_y*16 + 4 + 8*i;
- int xy= (mb_x*2 + (mb_y*2 + i)*mv_stride) << (mv_sample_log2-1);
- int mx=(pict->motion_val[direction][xy][0]>>shift);
- int my=(pict->motion_val[direction][xy][1]>>shift);
-
- if(IS_INTERLACED(pict->mb_type[mb_index]))
- my*=2;
-
- draw_arrow(ptr, sx, sy, mx+sx, my+sy, width, height, s->linesize, 100);
- }
- }else if(IS_8X16(pict->mb_type[mb_index])){
- int i;
- for(i=0; i<2; i++){
- int sx=mb_x*16 + 4 + 8*i;
- int sy=mb_y*16 + 8;
- int xy= (mb_x*2 + i + mb_y*2*mv_stride) << (mv_sample_log2-1);
- int mx=(pict->motion_val[direction][xy][0]>>shift);
- int my=(pict->motion_val[direction][xy][1]>>shift);
-
- if(IS_INTERLACED(pict->mb_type[mb_index]))
- my*=2;
-
- draw_arrow(ptr, sx, sy, mx+sx, my+sy, width, height, s->linesize, 100);
- }
- }else{
- int sx= mb_x*16 + 8;
- int sy= mb_y*16 + 8;
- int xy= (mb_x + mb_y*mv_stride) << mv_sample_log2;
- int mx= (pict->motion_val[direction][xy][0]>>shift) + sx;
- int my= (pict->motion_val[direction][xy][1]>>shift) + sy;
- draw_arrow(ptr, sx, sy, mx, my, width, height, s->linesize, 100);
- }
- }
- }
- if((s->avctx->debug&FF_DEBUG_VIS_QP) && pict->motion_val){
- uint64_t c= (pict->qscale_table[mb_index]*128/31) * 0x0101010101010101ULL;
- int y;
- for(y=0; y<block_height; y++){
- *(uint64_t*)(pict->data[1] + 8*mb_x + (block_height*mb_y + y)*pict->linesize[1])= c;
- *(uint64_t*)(pict->data[2] + 8*mb_x + (block_height*mb_y + y)*pict->linesize[2])= c;
- }
- }
- if((s->avctx->debug&FF_DEBUG_VIS_MB_TYPE) && pict->motion_val){
- int mb_type= pict->mb_type[mb_index];
- uint64_t u,v;
- int y;
-#define COLOR(theta, r)\
-u= (int)(128 + r*cos(theta*3.141592/180));\
-v= (int)(128 + r*sin(theta*3.141592/180));
-
-
- u=v=128;
- if(IS_PCM(mb_type)){
- COLOR(120,48)
- }else if((IS_INTRA(mb_type) && IS_ACPRED(mb_type)) || IS_INTRA16x16(mb_type)){
- COLOR(30,48)
- }else if(IS_INTRA4x4(mb_type)){
- COLOR(90,48)
- }else if(IS_DIRECT(mb_type) && IS_SKIP(mb_type)){
-// COLOR(120,48)
- }else if(IS_DIRECT(mb_type)){
- COLOR(150,48)
- }else if(IS_GMC(mb_type) && IS_SKIP(mb_type)){
- COLOR(170,48)
- }else if(IS_GMC(mb_type)){
- COLOR(190,48)
- }else if(IS_SKIP(mb_type)){
-// COLOR(180,48)
- }else if(!USES_LIST(mb_type, 1)){
- COLOR(240,48)
- }else if(!USES_LIST(mb_type, 0)){
- COLOR(0,48)
- }else{
- assert(USES_LIST(mb_type, 0) && USES_LIST(mb_type, 1));
- COLOR(300,48)
- }
-
- u*= 0x0101010101010101ULL;
- v*= 0x0101010101010101ULL;
- for(y=0; y<block_height; y++){
- *(uint64_t*)(pict->data[1] + 8*mb_x + (block_height*mb_y + y)*pict->linesize[1])= u;
- *(uint64_t*)(pict->data[2] + 8*mb_x + (block_height*mb_y + y)*pict->linesize[2])= v;
- }
-
- //segmentation
- if(IS_8X8(mb_type) || IS_16X8(mb_type)){
- *(uint64_t*)(pict->data[0] + 16*mb_x + 0 + (16*mb_y + 8)*pict->linesize[0])^= 0x8080808080808080ULL;
- *(uint64_t*)(pict->data[0] + 16*mb_x + 8 + (16*mb_y + 8)*pict->linesize[0])^= 0x8080808080808080ULL;
- }
- if(IS_8X8(mb_type) || IS_8X16(mb_type)){
- for(y=0; y<16; y++)
- pict->data[0][16*mb_x + 8 + (16*mb_y + y)*pict->linesize[0]]^= 0x80;
- }
- if(IS_8X8(mb_type) && mv_sample_log2 >= 2){
- int dm= 1 << (mv_sample_log2-2);
- for(i=0; i<4; i++){
- int sx= mb_x*16 + 8*(i&1);
- int sy= mb_y*16 + 8*(i>>1);
- int xy= (mb_x*2 + (i&1) + (mb_y*2 + (i>>1))*mv_stride) << (mv_sample_log2-1);
- //FIXME bidir
- int32_t *mv = (int32_t*)&pict->motion_val[0][xy];
- if(mv[0] != mv[dm] || mv[dm*mv_stride] != mv[dm*(mv_stride+1)])
- for(y=0; y<8; y++)
- pict->data[0][sx + 4 + (sy + y)*pict->linesize[0]]^= 0x80;
- if(mv[0] != mv[dm*mv_stride] || mv[dm] != mv[dm*(mv_stride+1)])
- *(uint64_t*)(pict->data[0] + sx + (sy + 4)*pict->linesize[0])^= 0x8080808080808080ULL;
- }
- }
-
- if(IS_INTERLACED(mb_type) && s->codec_id == CODEC_ID_H264){
- // hmm
- }
- }
- s->mbskip_table[mb_index]=0;
- }
- }
- }
-}
-
-static inline int hpel_motion_lowres(MpegEncContext *s,
- uint8_t *dest, uint8_t *src,
- int field_based, int field_select,
- int src_x, int src_y,
- int width, int height, int stride,
- int h_edge_pos, int v_edge_pos,
- int w, int h, h264_chroma_mc_func *pix_op,
- int motion_x, int motion_y)
-{
- const int lowres= s->avctx->lowres;
- const int op_index= FFMIN(lowres, 2);
- const int s_mask= (2<<lowres)-1;
- int emu=0;
- int sx, sy;
-
- if(s->quarter_sample){
- motion_x/=2;
- motion_y/=2;
- }
-
- sx= motion_x & s_mask;
- sy= motion_y & s_mask;
- src_x += motion_x >> (lowres+1);
- src_y += motion_y >> (lowres+1);
-
- src += src_y * stride + src_x;
-
- if( (unsigned)src_x > h_edge_pos - (!!sx) - w
- || (unsigned)src_y >(v_edge_pos >> field_based) - (!!sy) - h){
- s->dsp.emulated_edge_mc(s->edge_emu_buffer, src, s->linesize, w+1, (h+1)<<field_based,
- src_x, src_y<<field_based, h_edge_pos, v_edge_pos);
- src= s->edge_emu_buffer;
- emu=1;
- }
-
- sx= (sx << 2) >> lowres;
- sy= (sy << 2) >> lowres;
- if(field_select)
- src += s->linesize;
- pix_op[op_index](dest, src, stride, h, sx, sy);
- return emu;
-}
-
-/* apply one mpeg motion vector to the three components */
-static av_always_inline void mpeg_motion_lowres(MpegEncContext *s,
- uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
- int field_based, int bottom_field, int field_select,
- uint8_t **ref_picture, h264_chroma_mc_func *pix_op,
- int motion_x, int motion_y, int h, int mb_y)
-{
- uint8_t *ptr_y, *ptr_cb, *ptr_cr;
- int mx, my, src_x, src_y, uvsrc_x, uvsrc_y, uvlinesize, linesize, sx, sy, uvsx, uvsy;
- const int lowres= s->avctx->lowres;
- const int op_index= FFMIN(lowres, 2);
- const int block_s= 8>>lowres;
- const int s_mask= (2<<lowres)-1;
- const int h_edge_pos = s->h_edge_pos >> lowres;
- const int v_edge_pos = s->v_edge_pos >> lowres;
- linesize = s->current_picture.linesize[0] << field_based;
- uvlinesize = s->current_picture.linesize[1] << field_based;
-
- if(s->quarter_sample){ //FIXME obviously not perfect but qpel will not work in lowres anyway
- motion_x/=2;
- motion_y/=2;
- }
-
- if(field_based){
- motion_y += (bottom_field - field_select)*((1<<lowres)-1);
- }
-
- sx= motion_x & s_mask;
- sy= motion_y & s_mask;
- src_x = s->mb_x*2*block_s + (motion_x >> (lowres+1));
- src_y =( mb_y*2*block_s>>field_based) + (motion_y >> (lowres+1));
-
- if (s->out_format == FMT_H263) {
- uvsx = ((motion_x>>1) & s_mask) | (sx&1);
- uvsy = ((motion_y>>1) & s_mask) | (sy&1);
- uvsrc_x = src_x>>1;
- uvsrc_y = src_y>>1;
- }else if(s->out_format == FMT_H261){//even chroma mv's are full pel in H261
- mx = motion_x / 4;
- my = motion_y / 4;
- uvsx = (2*mx) & s_mask;
- uvsy = (2*my) & s_mask;
- uvsrc_x = s->mb_x*block_s + (mx >> lowres);
- uvsrc_y = mb_y*block_s + (my >> lowres);
- } else {
- mx = motion_x / 2;
- my = motion_y / 2;
- uvsx = mx & s_mask;
- uvsy = my & s_mask;
- uvsrc_x = s->mb_x*block_s + (mx >> (lowres+1));
- uvsrc_y =( mb_y*block_s>>field_based) + (my >> (lowres+1));
- }
-
- ptr_y = ref_picture[0] + src_y * linesize + src_x;
- ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
- ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
-
- if( (unsigned)src_x > h_edge_pos - (!!sx) - 2*block_s
- || (unsigned)src_y >(v_edge_pos >> field_based) - (!!sy) - h){
- s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr_y, s->linesize, 17, 17+field_based,
- src_x, src_y<<field_based, h_edge_pos, v_edge_pos);
- ptr_y = s->edge_emu_buffer;
- if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
- uint8_t *uvbuf= s->edge_emu_buffer+18*s->linesize;
- s->dsp.emulated_edge_mc(uvbuf , ptr_cb, s->uvlinesize, 9, 9+field_based,
- uvsrc_x, uvsrc_y<<field_based, h_edge_pos>>1, v_edge_pos>>1);
- s->dsp.emulated_edge_mc(uvbuf+16, ptr_cr, s->uvlinesize, 9, 9+field_based,
- uvsrc_x, uvsrc_y<<field_based, h_edge_pos>>1, v_edge_pos>>1);
- ptr_cb= uvbuf;
- ptr_cr= uvbuf+16;
- }
- }
-
- if(bottom_field){ //FIXME use this for field pix too instead of the obnoxious hack which changes picture.data
- dest_y += s->linesize;
- dest_cb+= s->uvlinesize;
- dest_cr+= s->uvlinesize;
- }
-
- if(field_select){
- ptr_y += s->linesize;
- ptr_cb+= s->uvlinesize;
- ptr_cr+= s->uvlinesize;
- }
-
- sx= (sx << 2) >> lowres;
- sy= (sy << 2) >> lowres;
- pix_op[lowres-1](dest_y, ptr_y, linesize, h, sx, sy);
-
- if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
- uvsx= (uvsx << 2) >> lowres;
- uvsy= (uvsy << 2) >> lowres;
- pix_op[op_index](dest_cb, ptr_cb, uvlinesize, h >> s->chroma_y_shift, uvsx, uvsy);
- pix_op[op_index](dest_cr, ptr_cr, uvlinesize, h >> s->chroma_y_shift, uvsx, uvsy);
- }
- //FIXME h261 lowres loop filter
-}
-
-static inline void chroma_4mv_motion_lowres(MpegEncContext *s,
- uint8_t *dest_cb, uint8_t *dest_cr,
- uint8_t **ref_picture,
- h264_chroma_mc_func *pix_op,
- int mx, int my){
- const int lowres= s->avctx->lowres;
- const int op_index= FFMIN(lowres, 2);
- const int block_s= 8>>lowres;
- const int s_mask= (2<<lowres)-1;
- const int h_edge_pos = s->h_edge_pos >> (lowres+1);
- const int v_edge_pos = s->v_edge_pos >> (lowres+1);
- int emu=0, src_x, src_y, offset, sx, sy;
- uint8_t *ptr;
-
- if(s->quarter_sample){
- mx/=2;
- my/=2;
- }
-
- /* In case of 8X8, we construct a single chroma motion vector
- with a special rounding */
- mx= ff_h263_round_chroma(mx);
- my= ff_h263_round_chroma(my);
-
- sx= mx & s_mask;
- sy= my & s_mask;
- src_x = s->mb_x*block_s + (mx >> (lowres+1));
- src_y = s->mb_y*block_s + (my >> (lowres+1));
-
- offset = src_y * s->uvlinesize + src_x;
- ptr = ref_picture[1] + offset;
- if(s->flags&CODEC_FLAG_EMU_EDGE){
- if( (unsigned)src_x > h_edge_pos - (!!sx) - block_s
- || (unsigned)src_y > v_edge_pos - (!!sy) - block_s){
- s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9, src_x, src_y, h_edge_pos, v_edge_pos);
- ptr= s->edge_emu_buffer;
- emu=1;
- }
- }
- sx= (sx << 2) >> lowres;
- sy= (sy << 2) >> lowres;
- pix_op[op_index](dest_cb, ptr, s->uvlinesize, block_s, sx, sy);
-
- ptr = ref_picture[2] + offset;
- if(emu){
- s->dsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9, src_x, src_y, h_edge_pos, v_edge_pos);
- ptr= s->edge_emu_buffer;
- }
- pix_op[op_index](dest_cr, ptr, s->uvlinesize, block_s, sx, sy);
-}
-
-/**
- * motion compensation of a single macroblock
- * @param s context
- * @param dest_y luma destination pointer
- * @param dest_cb chroma cb/u destination pointer
- * @param dest_cr chroma cr/v destination pointer
- * @param dir direction (0->forward, 1->backward)
- * @param ref_picture array[3] of pointers to the 3 planes of the reference picture
- * @param pix_op halfpel motion compensation function (average or put normally)
- * the motion vectors are taken from s->mv and the MV type from s->mv_type
- */
-static inline void MPV_motion_lowres(MpegEncContext *s,
- uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
- int dir, uint8_t **ref_picture,
- h264_chroma_mc_func *pix_op)
-{
- int mx, my;
- int mb_x, mb_y, i;
- const int lowres= s->avctx->lowres;
- const int block_s= 8>>lowres;
-
- mb_x = s->mb_x;
- mb_y = s->mb_y;
-
- switch(s->mv_type) {
- case MV_TYPE_16X16:
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
- 0, 0, 0,
- ref_picture, pix_op,
- s->mv[dir][0][0], s->mv[dir][0][1], 2*block_s, mb_y);
- break;
- case MV_TYPE_8X8:
- mx = 0;
- my = 0;
- for(i=0;i<4;i++) {
- hpel_motion_lowres(s, dest_y + ((i & 1) + (i >> 1) * s->linesize)*block_s,
- ref_picture[0], 0, 0,
- (2*mb_x + (i & 1))*block_s, (2*mb_y + (i >>1))*block_s,
- s->width, s->height, s->linesize,
- s->h_edge_pos >> lowres, s->v_edge_pos >> lowres,
- block_s, block_s, pix_op,
- s->mv[dir][i][0], s->mv[dir][i][1]);
-
- mx += s->mv[dir][i][0];
- my += s->mv[dir][i][1];
- }
-
- if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY))
- chroma_4mv_motion_lowres(s, dest_cb, dest_cr, ref_picture, pix_op, mx, my);
- break;
- case MV_TYPE_FIELD:
- if (s->picture_structure == PICT_FRAME) {
- /* top field */
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
- 1, 0, s->field_select[dir][0],
- ref_picture, pix_op,
- s->mv[dir][0][0], s->mv[dir][0][1], block_s, mb_y);
- /* bottom field */
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
- 1, 1, s->field_select[dir][1],
- ref_picture, pix_op,
- s->mv[dir][1][0], s->mv[dir][1][1], block_s, mb_y);
- } else {
- if(s->picture_structure != s->field_select[dir][0] + 1 && s->pict_type != AV_PICTURE_TYPE_B && !s->first_field){
- ref_picture= s->current_picture_ptr->data;
- }
-
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
- 0, 0, s->field_select[dir][0],
- ref_picture, pix_op,
- s->mv[dir][0][0], s->mv[dir][0][1], 2*block_s, mb_y>>1);
- }
- break;
- case MV_TYPE_16X8:
- for(i=0; i<2; i++){
- uint8_t ** ref2picture;
-
- if(s->picture_structure == s->field_select[dir][i] + 1 || s->pict_type == AV_PICTURE_TYPE_B || s->first_field){
- ref2picture= ref_picture;
- }else{
- ref2picture= s->current_picture_ptr->data;
- }
-
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
- 0, 0, s->field_select[dir][i],
- ref2picture, pix_op,
- s->mv[dir][i][0], s->mv[dir][i][1] + 2*block_s*i, block_s, mb_y>>1);
-
- dest_y += 2*block_s*s->linesize;
- dest_cb+= (2*block_s>>s->chroma_y_shift)*s->uvlinesize;
- dest_cr+= (2*block_s>>s->chroma_y_shift)*s->uvlinesize;
- }
- break;
- case MV_TYPE_DMV:
- if(s->picture_structure == PICT_FRAME){
- for(i=0; i<2; i++){
- int j;
- for(j=0; j<2; j++){
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
- 1, j, j^i,
- ref_picture, pix_op,
- s->mv[dir][2*i + j][0], s->mv[dir][2*i + j][1], block_s, mb_y);
- }
- pix_op = s->dsp.avg_h264_chroma_pixels_tab;
- }
- }else{
- for(i=0; i<2; i++){
- mpeg_motion_lowres(s, dest_y, dest_cb, dest_cr,
- 0, 0, s->picture_structure != i+1,
- ref_picture, pix_op,
- s->mv[dir][2*i][0],s->mv[dir][2*i][1],2*block_s, mb_y>>1);
-
- // after put we make avg of the same block
- pix_op = s->dsp.avg_h264_chroma_pixels_tab;
-
- //opposite parity is always in the same frame if this is second field
- if(!s->first_field){
- ref_picture = s->current_picture_ptr->data;
- }
- }
- }
- break;
- default: assert(0);
- }