55 |
* 22.12.2001 lock based interpolation |
* 22.12.2001 lock based interpolation |
56 |
* 01.12.2001 inital version; (c)2001 peter ross <pross@cs.rmit.edu.au> |
* 01.12.2001 inital version; (c)2001 peter ross <pross@cs.rmit.edu.au> |
57 |
* |
* |
58 |
* $Id: decoder.c,v 1.34 2002-07-24 00:49:04 Isibaar Exp $ |
* $Id: decoder.c,v 1.37.2.1 2002-09-26 01:54:54 h Exp $ |
59 |
* |
* |
60 |
*************************************************************************/ |
*************************************************************************/ |
61 |
|
|
268 |
start_timer(); |
start_timer(); |
269 |
if (cbp & (1 << (5 - i))) // coded |
if (cbp & (1 << (5 - i))) // coded |
270 |
{ |
{ |
271 |
get_intra_block(bs, &block[i * 64], pMB->acpred_directions[i], |
int direction = dec->alternate_vertical_scan ? |
272 |
start_coeff); |
2 : pMB->acpred_directions[i]; |
273 |
|
|
274 |
|
get_intra_block(bs, &block[i * 64], direction, start_coeff); |
275 |
} |
} |
276 |
stop_coding_timer(); |
stop_coding_timer(); |
277 |
|
|
409 |
stop_comp_timer(); |
stop_comp_timer(); |
410 |
|
|
411 |
for (i = 0; i < 6; i++) { |
for (i = 0; i < 6; i++) { |
412 |
|
int direction = dec->alternate_vertical_scan ? 2 : 0; |
413 |
|
|
414 |
if (cbp & (1 << (5 - i))) // coded |
if (cbp & (1 << (5 - i))) // coded |
415 |
{ |
{ |
416 |
memset(&block[i * 64], 0, 64 * sizeof(int16_t)); // clear |
memset(&block[i * 64], 0, 64 * sizeof(int16_t)); // clear |
417 |
|
|
418 |
start_timer(); |
start_timer(); |
419 |
get_inter_block(bs, &block[i * 64]); |
get_inter_block(bs, &block[i * 64], direction); |
420 |
stop_coding_timer(); |
stop_coding_timer(); |
421 |
|
|
422 |
start_timer(); |
start_timer(); |
589 |
|
|
590 |
start_timer(); |
start_timer(); |
591 |
image_setedges(&dec->refn[0], dec->edged_width, dec->edged_height, |
image_setedges(&dec->refn[0], dec->edged_width, dec->edged_height, |
592 |
dec->width, dec->height, dec->interlacing); |
dec->width, dec->height); |
593 |
stop_edges_timer(); |
stop_edges_timer(); |
594 |
|
|
595 |
bound = 0; |
bound = 0; |
657 |
mb->quant = quant; |
mb->quant = quant; |
658 |
|
|
659 |
if (dec->interlacing) { |
if (dec->interlacing) { |
660 |
|
if (cbp || intra) { |
661 |
mb->field_dct = BitstreamGetBit(bs); |
mb->field_dct = BitstreamGetBit(bs); |
662 |
DEBUG1("decp: field_dct: ", mb->field_dct); |
DEBUG1("decp: field_dct: ", mb->field_dct); |
663 |
|
} |
664 |
|
|
665 |
if (mb->mode == MODE_INTER || mb->mode == MODE_INTER_Q) { |
if (mb->mode == MODE_INTER || mb->mode == MODE_INTER_Q) { |
666 |
mb->field_pred = BitstreamGetBit(bs); |
mb->field_pred = BitstreamGetBit(bs); |
689 |
mb->mvs[1].y = mb->mvs[2].y = mb->mvs[3].y = |
mb->mvs[1].y = mb->mvs[2].y = mb->mvs[3].y = |
690 |
mb->mvs[0].y; |
mb->mvs[0].y; |
691 |
} |
} |
692 |
} else if (mb->mode == |
} else if (mb->mode == MODE_INTER4V ) { |
693 |
MODE_INTER4V /* || mb->mode == MODE_INTER4V_Q */ ) { |
|
694 |
get_motion_vector(dec, bs, x, y, 0, &mb->mvs[0], fcode, bound); |
get_motion_vector(dec, bs, x, y, 0, &mb->mvs[0], fcode, bound); |
695 |
get_motion_vector(dec, bs, x, y, 1, &mb->mvs[1], fcode, bound); |
get_motion_vector(dec, bs, x, y, 1, &mb->mvs[1], fcode, bound); |
696 |
get_motion_vector(dec, bs, x, y, 2, &mb->mvs[2], fcode, bound); |
get_motion_vector(dec, bs, x, y, 2, &mb->mvs[2], fcode, bound); |
710 |
rounding); |
rounding); |
711 |
} else // not coded |
} else // not coded |
712 |
{ |
{ |
713 |
//DEBUG2("P-frame MB at (X,Y)=",x,y); |
DEBUG2("P-frame MB at (X,Y)=",x,y); |
714 |
mb->mode = MODE_NOT_CODED; |
mb->mode = MODE_NOT_CODED; |
715 |
mb->mvs[0].x = mb->mvs[1].x = mb->mvs[2].x = mb->mvs[3].x = 0; |
mb->mvs[0].x = mb->mvs[1].x = mb->mvs[2].x = mb->mvs[3].x = 0; |
716 |
mb->mvs[0].y = mb->mvs[1].y = mb->mvs[2].y = mb->mvs[3].y = 0; |
mb->mvs[0].y = mb->mvs[1].y = mb->mvs[2].y = mb->mvs[3].y = 0; |
880 |
stop_comp_timer(); |
stop_comp_timer(); |
881 |
|
|
882 |
for (i = 0; i < 6; i++) { |
for (i = 0; i < 6; i++) { |
883 |
|
int direction = dec->alternate_vertical_scan ? 2 : 0; |
884 |
|
|
885 |
if (cbp & (1 << (5 - i))) // coded |
if (cbp & (1 << (5 - i))) // coded |
886 |
{ |
{ |
887 |
memset(&block[i * 64], 0, 64 * sizeof(int16_t)); // clear |
memset(&block[i * 64], 0, 64 * sizeof(int16_t)); // clear |
888 |
|
|
889 |
start_timer(); |
start_timer(); |
890 |
get_inter_block(bs, &block[i * 64]); |
get_inter_block(bs, &block[i * 64], direction); |
891 |
stop_coding_timer(); |
stop_coding_timer(); |
892 |
|
|
893 |
start_timer(); |
start_timer(); |
1048 |
stop_comp_timer(); |
stop_comp_timer(); |
1049 |
|
|
1050 |
for (i = 0; i < 6; i++) { |
for (i = 0; i < 6; i++) { |
1051 |
|
int direction = dec->alternate_vertical_scan ? 2 : 0; |
1052 |
|
|
1053 |
if (cbp & (1 << (5 - i))) // coded |
if (cbp & (1 << (5 - i))) // coded |
1054 |
{ |
{ |
1055 |
memset(&block[i * 64], 0, 64 * sizeof(int16_t)); // clear |
memset(&block[i * 64], 0, 64 * sizeof(int16_t)); // clear |
1056 |
|
|
1057 |
start_timer(); |
start_timer(); |
1058 |
get_inter_block(bs, &block[i * 64]); |
get_inter_block(bs, &block[i * 64], direction); |
1059 |
stop_coding_timer(); |
stop_coding_timer(); |
1060 |
|
|
1061 |
start_timer(); |
start_timer(); |
1150 |
|
|
1151 |
start_timer(); |
start_timer(); |
1152 |
image_setedges(&dec->refn[0], dec->edged_width, dec->edged_height, |
image_setedges(&dec->refn[0], dec->edged_width, dec->edged_height, |
1153 |
dec->width, dec->height, dec->interlacing); |
dec->width, dec->height); |
1154 |
image_setedges(&dec->refn[1], dec->edged_width, dec->edged_height, |
image_setedges(&dec->refn[1], dec->edged_width, dec->edged_height, |
1155 |
dec->width, dec->height, dec->interlacing); |
dec->width, dec->height); |
1156 |
stop_edges_timer(); |
stop_edges_timer(); |
1157 |
|
|
1158 |
#ifdef BFRAMES_DEC_DEBUG |
#ifdef BFRAMES_DEC_DEBUG |
1287 |
|
|
1288 |
default: |
default: |
1289 |
DEBUG1("Not support B-frame mb_type =", mb->mb_type); |
DEBUG1("Not support B-frame mb_type =", mb->mb_type); |
|
; |
|
1290 |
} |
} |
1291 |
|
|
|
if ( (x==19) && (y==8) ) |
|
|
{ |
|
|
fprintf(stderr,"D %d %d %d %d %d %d \n",0, mb->mb_type, |
|
|
mb->mvs[0].x, mb->mvs[0].y,mb->b_mvs[0].x, mb->b_mvs[0].y ); |
|
|
} |
|
|
|
|
|
|
|
|
|
|
1292 |
} // end of FOR |
} // end of FOR |
1293 |
} |
} |
1294 |
#ifdef BFRAMES_DEC_DEBUG |
#ifdef BFRAMES_DEC_DEBUG |
1387 |
|
|
1388 |
#ifdef BFRAMES_DEC |
#ifdef BFRAMES_DEC |
1389 |
// test if no B_VOP |
// test if no B_VOP |
1390 |
if (dec->low_delay) { |
if (dec->low_delay || dec->frames == 0) { |
1391 |
#endif |
#endif |
1392 |
image_output(&dec->cur, dec->width, dec->height, dec->edged_width, |
image_output(&dec->cur, dec->width, dec->height, dec->edged_width, |
1393 |
frame->image, frame->stride, frame->colorspace); |
frame->image, frame->stride, frame->colorspace); |
1394 |
|
|
1395 |
#ifdef BFRAMES_DEC |
#ifdef BFRAMES_DEC |
1396 |
} else { |
} else { |
1397 |
if (dec->frames >= 0) { |
if (dec->frames >= 1) { |
1398 |
start_timer(); |
start_timer(); |
1399 |
if ((vop_type == I_VOP || vop_type == P_VOP)) { |
if ((vop_type == I_VOP || vop_type == P_VOP)) { |
1400 |
image_output(&dec->refn[0], dec->width, dec->height, |
image_output(&dec->refn[0], dec->width, dec->height, |