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 1.37.2.18 2002-12-10 11:13:50 suxen_drol Exp $ |
* $Id: decoder.c,v 1.37.2.22 2002-12-14 09:39:42 suxen_drol Exp $ |
59 |
* |
* |
60 |
*************************************************************************/ |
*************************************************************************/ |
61 |
|
|
80 |
#include "utils/mem_transfer.h" |
#include "utils/mem_transfer.h" |
81 |
#include "image/interpolate8x8.h" |
#include "image/interpolate8x8.h" |
82 |
#include "image/reduced.h" |
#include "image/reduced.h" |
83 |
|
#include "image/font.h" |
84 |
|
|
85 |
#include "bitstream/mbcoding.h" |
#include "bitstream/mbcoding.h" |
86 |
#include "prediction/mbprediction.h" |
#include "prediction/mbprediction.h" |
97 |
{ |
{ |
98 |
/* free existing */ |
/* free existing */ |
99 |
|
|
100 |
|
image_destroy(&dec->cur, dec->edged_width, dec->edged_height); |
101 |
image_destroy(&dec->refn[0], dec->edged_width, dec->edged_height); |
image_destroy(&dec->refn[0], dec->edged_width, dec->edged_height); |
102 |
image_destroy(&dec->refn[1], dec->edged_width, dec->edged_height); |
image_destroy(&dec->refn[1], dec->edged_width, dec->edged_height); |
103 |
image_destroy(&dec->refn[2], dec->edged_width, dec->edged_height); |
image_destroy(&dec->tmp, dec->edged_width, dec->edged_height); |
104 |
image_destroy(&dec->refh, dec->edged_width, dec->edged_height); |
image_destroy(&dec->qtmp, dec->edged_width, dec->edged_height); |
|
image_destroy(&dec->cur, dec->edged_width, dec->edged_height); |
|
105 |
|
|
106 |
if (dec->last_mbs) |
if (dec->last_mbs) |
107 |
xvid_free(dec->last_mbs); |
xvid_free(dec->last_mbs); |
135 |
xvid_free(dec); |
xvid_free(dec); |
136 |
return XVID_ERR_MEMORY; |
return XVID_ERR_MEMORY; |
137 |
} |
} |
138 |
if (image_create(&dec->refn[2], dec->edged_width, dec->edged_height)) { |
if (image_create(&dec->tmp, dec->edged_width, dec->edged_height)) { |
139 |
image_destroy(&dec->cur, dec->edged_width, dec->edged_height); |
image_destroy(&dec->cur, dec->edged_width, dec->edged_height); |
140 |
image_destroy(&dec->refn[0], dec->edged_width, dec->edged_height); |
image_destroy(&dec->refn[0], dec->edged_width, dec->edged_height); |
141 |
image_destroy(&dec->refn[1], dec->edged_width, dec->edged_height); |
image_destroy(&dec->refn[1], dec->edged_width, dec->edged_height); |
143 |
return XVID_ERR_MEMORY; |
return XVID_ERR_MEMORY; |
144 |
} |
} |
145 |
|
|
146 |
if (image_create(&dec->refh, dec->edged_width, dec->edged_height)) { |
if (image_create(&dec->qtmp, dec->edged_width, dec->edged_height)) { |
147 |
image_destroy(&dec->cur, dec->edged_width, dec->edged_height); |
image_destroy(&dec->cur, dec->edged_width, dec->edged_height); |
148 |
image_destroy(&dec->refn[0], dec->edged_width, dec->edged_height); |
image_destroy(&dec->refn[0], dec->edged_width, dec->edged_height); |
149 |
image_destroy(&dec->refn[1], dec->edged_width, dec->edged_height); |
image_destroy(&dec->refn[1], dec->edged_width, dec->edged_height); |
150 |
image_destroy(&dec->refn[2], dec->edged_width, dec->edged_height); |
image_destroy(&dec->tmp, dec->edged_width, dec->edged_height); |
151 |
xvid_free(dec); |
xvid_free(dec); |
152 |
return XVID_ERR_MEMORY; |
return XVID_ERR_MEMORY; |
153 |
} |
} |
159 |
image_destroy(&dec->cur, dec->edged_width, dec->edged_height); |
image_destroy(&dec->cur, dec->edged_width, dec->edged_height); |
160 |
image_destroy(&dec->refn[0], dec->edged_width, dec->edged_height); |
image_destroy(&dec->refn[0], dec->edged_width, dec->edged_height); |
161 |
image_destroy(&dec->refn[1], dec->edged_width, dec->edged_height); |
image_destroy(&dec->refn[1], dec->edged_width, dec->edged_height); |
162 |
image_destroy(&dec->refn[2], dec->edged_width, dec->edged_height); |
image_destroy(&dec->tmp, dec->edged_width, dec->edged_height); |
163 |
image_destroy(&dec->refh, dec->edged_width, dec->edged_height); |
image_destroy(&dec->qtmp, dec->edged_width, dec->edged_height); |
164 |
xvid_free(dec); |
xvid_free(dec); |
165 |
return XVID_ERR_MEMORY; |
return XVID_ERR_MEMORY; |
166 |
} |
} |
176 |
image_destroy(&dec->cur, dec->edged_width, dec->edged_height); |
image_destroy(&dec->cur, dec->edged_width, dec->edged_height); |
177 |
image_destroy(&dec->refn[0], dec->edged_width, dec->edged_height); |
image_destroy(&dec->refn[0], dec->edged_width, dec->edged_height); |
178 |
image_destroy(&dec->refn[1], dec->edged_width, dec->edged_height); |
image_destroy(&dec->refn[1], dec->edged_width, dec->edged_height); |
179 |
image_destroy(&dec->refn[2], dec->edged_width, dec->edged_height); |
image_destroy(&dec->tmp, dec->edged_width, dec->edged_height); |
180 |
image_destroy(&dec->refh, dec->edged_width, dec->edged_height); |
image_destroy(&dec->qtmp, dec->edged_width, dec->edged_height); |
181 |
xvid_free(dec); |
xvid_free(dec); |
182 |
return XVID_ERR_MEMORY; |
return XVID_ERR_MEMORY; |
183 |
} |
} |
207 |
image_null(&dec->cur); |
image_null(&dec->cur); |
208 |
image_null(&dec->refn[0]); |
image_null(&dec->refn[0]); |
209 |
image_null(&dec->refn[1]); |
image_null(&dec->refn[1]); |
210 |
image_null(&dec->refn[2]); |
image_null(&dec->tmp); |
211 |
image_null(&dec->refh); |
image_null(&dec->qtmp); |
212 |
|
|
213 |
dec->mbs = NULL; |
dec->mbs = NULL; |
214 |
dec->last_mbs = NULL; |
dec->last_mbs = NULL; |
217 |
|
|
218 |
// add by chenm001 <chenm001@163.com> |
// add by chenm001 <chenm001@163.com> |
219 |
// for support B-frame to save reference frame's time |
// for support B-frame to save reference frame's time |
220 |
dec->frames = -1; |
dec->frames = 0; |
221 |
dec->time = dec->time_base = dec->last_time_base = 0; |
dec->time = dec->time_base = dec->last_time_base = 0; |
222 |
dec->low_delay = 0; |
dec->low_delay = 0; |
223 |
dec->packed_mode = 0; |
dec->packed_mode = 0; |
238 |
xvid_free(dec->mbs); |
xvid_free(dec->mbs); |
239 |
image_destroy(&dec->refn[0], dec->edged_width, dec->edged_height); |
image_destroy(&dec->refn[0], dec->edged_width, dec->edged_height); |
240 |
image_destroy(&dec->refn[1], dec->edged_width, dec->edged_height); |
image_destroy(&dec->refn[1], dec->edged_width, dec->edged_height); |
241 |
image_destroy(&dec->refn[2], dec->edged_width, dec->edged_height); |
image_destroy(&dec->tmp, dec->edged_width, dec->edged_height); |
242 |
image_destroy(&dec->refh, dec->edged_width, dec->edged_height); |
image_destroy(&dec->qtmp, dec->edged_width, dec->edged_height); |
243 |
image_destroy(&dec->cur, dec->edged_width, dec->edged_height); |
image_destroy(&dec->cur, dec->edged_width, dec->edged_height); |
244 |
xvid_free(dec); |
xvid_free(dec); |
245 |
|
|
459 |
else |
else |
460 |
{ |
{ |
461 |
if(dec->quarterpel) { |
if(dec->quarterpel) { |
462 |
interpolate16x16_quarterpel(dec->cur.y, dec->refn[0].y, dec->refh.y, dec->refh.y + 64, |
interpolate16x16_quarterpel(dec->cur.y, dec->refn[0].y, dec->qtmp.y, dec->qtmp.y + 64, |
463 |
dec->refh.y + 128, 16*x_pos, 16*y_pos, |
dec->qtmp.y + 128, 16*x_pos, 16*y_pos, |
464 |
mv[0].x, mv[0].y, stride, rounding); |
mv[0].x, mv[0].y, stride, rounding); |
465 |
} |
} |
466 |
else { |
else { |
513 |
else |
else |
514 |
{ |
{ |
515 |
if(dec->quarterpel) { |
if(dec->quarterpel) { |
516 |
interpolate8x8_quarterpel(dec->cur.y, dec->refn[0].y, dec->refh.y, dec->refh.y + 64, |
interpolate8x8_quarterpel(dec->cur.y, dec->refn[0].y, dec->qtmp.y, dec->qtmp.y + 64, |
517 |
dec->refh.y + 128, 16*x_pos, 16*y_pos, |
dec->qtmp.y + 128, 16*x_pos, 16*y_pos, |
518 |
mv[0].x, mv[0].y, stride, rounding); |
mv[0].x, mv[0].y, stride, rounding); |
519 |
interpolate8x8_quarterpel(dec->cur.y, dec->refn[0].y, dec->refh.y, dec->refh.y + 64, |
interpolate8x8_quarterpel(dec->cur.y, dec->refn[0].y, dec->qtmp.y, dec->qtmp.y + 64, |
520 |
dec->refh.y + 128, 16*x_pos + 8, 16*y_pos, |
dec->qtmp.y + 128, 16*x_pos + 8, 16*y_pos, |
521 |
mv[1].x, mv[1].y, stride, rounding); |
mv[1].x, mv[1].y, stride, rounding); |
522 |
interpolate8x8_quarterpel(dec->cur.y, dec->refn[0].y, dec->refh.y, dec->refh.y + 64, |
interpolate8x8_quarterpel(dec->cur.y, dec->refn[0].y, dec->qtmp.y, dec->qtmp.y + 64, |
523 |
dec->refh.y + 128, 16*x_pos, 16*y_pos + 8, |
dec->qtmp.y + 128, 16*x_pos, 16*y_pos + 8, |
524 |
mv[2].x, mv[2].y, stride, rounding); |
mv[2].x, mv[2].y, stride, rounding); |
525 |
interpolate8x8_quarterpel(dec->cur.y, dec->refn[0].y, dec->refh.y, dec->refh.y + 64, |
interpolate8x8_quarterpel(dec->cur.y, dec->refn[0].y, dec->qtmp.y, dec->qtmp.y + 64, |
526 |
dec->refh.y + 128, 16*x_pos + 8, 16*y_pos + 8, |
dec->qtmp.y + 128, 16*x_pos + 8, 16*y_pos + 8, |
527 |
mv[3].x, mv[3].y, stride, rounding); |
mv[3].x, mv[3].y, stride, rounding); |
528 |
} |
} |
529 |
else { |
else { |
619 |
{ |
{ |
620 |
uint32_t bound; |
uint32_t bound; |
621 |
uint32_t x, y; |
uint32_t x, y; |
622 |
int mb_width = dec->mb_width; |
uint32_t mb_width = dec->mb_width; |
623 |
int mb_height = dec->mb_height; |
uint32_t mb_height = dec->mb_height; |
624 |
|
|
625 |
if (reduced_resolution) |
if (reduced_resolution) |
626 |
{ |
{ |
678 |
|
|
679 |
if (dec->interlacing) { |
if (dec->interlacing) { |
680 |
mb->field_dct = BitstreamGetBit(bs); |
mb->field_dct = BitstreamGetBit(bs); |
681 |
DEBUG1("deci: field_dct: ", mb->field_dct); |
DPRINTF(DPRINTF_MB,"deci: field_dct: %i", mb->field_dct); |
682 |
} |
} |
683 |
|
|
684 |
decoder_mbintra(dec, mb, x, y, acpred_flag, cbp, bs, quant, |
decoder_mbintra(dec, mb, x, y, acpred_flag, cbp, bs, quant, |
768 |
uint32_t x, y; |
uint32_t x, y; |
769 |
uint32_t bound; |
uint32_t bound; |
770 |
int cp_mb, st_mb; |
int cp_mb, st_mb; |
771 |
int mb_width = dec->mb_width; |
uint32_t mb_width = dec->mb_width; |
772 |
int mb_height = dec->mb_height; |
uint32_t mb_height = dec->mb_height; |
773 |
|
|
774 |
if (reduced_resolution) |
if (reduced_resolution) |
775 |
{ |
{ |
856 |
if (dec->interlacing) { |
if (dec->interlacing) { |
857 |
if (cbp || intra) { |
if (cbp || intra) { |
858 |
mb->field_dct = BitstreamGetBit(bs); |
mb->field_dct = BitstreamGetBit(bs); |
859 |
DEBUG1("decp: field_dct: ", mb->field_dct); |
DPRINTF(DPRINTF_MB,"decp: field_dct: %i", mb->field_dct); |
860 |
} |
} |
861 |
|
|
862 |
if (mb->mode == MODE_INTER || mb->mode == MODE_INTER_Q) { |
if (mb->mode == MODE_INTER || mb->mode == MODE_INTER_Q) { |
863 |
mb->field_pred = BitstreamGetBit(bs); |
mb->field_pred = BitstreamGetBit(bs); |
864 |
DEBUG1("decp: field_pred: ", mb->field_pred); |
DPRINTF(DPRINTF_MB, "decp: field_pred: %i", mb->field_pred); |
865 |
|
|
866 |
if (mb->field_pred) { |
if (mb->field_pred) { |
867 |
mb->field_for_top = BitstreamGetBit(bs); |
mb->field_for_top = BitstreamGetBit(bs); |
868 |
DEBUG1("decp: field_for_top: ", mb->field_for_top); |
DPRINTF(DPRINTF_MB,"decp: field_for_top: %i", mb->field_for_top); |
869 |
mb->field_for_bot = BitstreamGetBit(bs); |
mb->field_for_bot = BitstreamGetBit(bs); |
870 |
DEBUG1("decp: field_for_bot: ", mb->field_for_bot); |
DPRINTF(DPRINTF_MB,"decp: field_for_bot: %i", mb->field_for_bot); |
871 |
} |
} |
872 |
} |
} |
873 |
} |
} |
1080 |
|
|
1081 |
start_timer(); |
start_timer(); |
1082 |
if(dec->quarterpel) { |
if(dec->quarterpel) { |
1083 |
interpolate16x16_quarterpel(dec->cur.y, dec->refn[ref].y, dec->refh.y, dec->refh.y + 64, |
interpolate16x16_quarterpel(dec->cur.y, dec->refn[ref].y, dec->qtmp.y, dec->qtmp.y + 64, |
1084 |
dec->refh.y + 128, 16*x_pos, 16*y_pos, |
dec->qtmp.y + 128, 16*x_pos, 16*y_pos, |
1085 |
pMB->mvs[0].x, pMB->mvs[0].y, stride, 0); |
pMB->mvs[0].x, pMB->mvs[0].y, stride, 0); |
1086 |
} |
} |
1087 |
else { |
else { |
1235 |
start_timer(); |
start_timer(); |
1236 |
if(dec->quarterpel) { |
if(dec->quarterpel) { |
1237 |
if((pMB->mode == MODE_INTER || pMB->mode == MODE_INTER_Q)) |
if((pMB->mode == MODE_INTER || pMB->mode == MODE_INTER_Q)) |
1238 |
interpolate16x16_quarterpel(dec->cur.y, forward.y, dec->refh.y, dec->refh.y + 64, |
interpolate16x16_quarterpel(dec->cur.y, forward.y, dec->qtmp.y, dec->qtmp.y + 64, |
1239 |
dec->refh.y + 128, 16*x_pos, 16*y_pos, |
dec->qtmp.y + 128, 16*x_pos, 16*y_pos, |
1240 |
pMB->mvs[0].x, pMB->mvs[0].y, stride, 0); |
pMB->mvs[0].x, pMB->mvs[0].y, stride, 0); |
1241 |
else { |
else { |
1242 |
interpolate8x8_quarterpel(dec->cur.y, forward.y, dec->refh.y, dec->refh.y + 64, |
interpolate8x8_quarterpel(dec->cur.y, forward.y, dec->qtmp.y, dec->qtmp.y + 64, |
1243 |
dec->refh.y + 128, 16*x_pos, 16*y_pos, |
dec->qtmp.y + 128, 16*x_pos, 16*y_pos, |
1244 |
pMB->mvs[0].x, pMB->mvs[0].y, stride, 0); |
pMB->mvs[0].x, pMB->mvs[0].y, stride, 0); |
1245 |
interpolate8x8_quarterpel(dec->cur.y, forward.y, dec->refh.y, dec->refh.y + 64, |
interpolate8x8_quarterpel(dec->cur.y, forward.y, dec->qtmp.y, dec->qtmp.y + 64, |
1246 |
dec->refh.y + 128, 16*x_pos + 8, 16*y_pos, |
dec->qtmp.y + 128, 16*x_pos + 8, 16*y_pos, |
1247 |
pMB->mvs[1].x, pMB->mvs[1].y, stride, 0); |
pMB->mvs[1].x, pMB->mvs[1].y, stride, 0); |
1248 |
interpolate8x8_quarterpel(dec->cur.y, forward.y, dec->refh.y, dec->refh.y + 64, |
interpolate8x8_quarterpel(dec->cur.y, forward.y, dec->qtmp.y, dec->qtmp.y + 64, |
1249 |
dec->refh.y + 128, 16*x_pos, 16*y_pos + 8, |
dec->qtmp.y + 128, 16*x_pos, 16*y_pos + 8, |
1250 |
pMB->mvs[2].x, pMB->mvs[2].y, stride, 0); |
pMB->mvs[2].x, pMB->mvs[2].y, stride, 0); |
1251 |
interpolate8x8_quarterpel(dec->cur.y, forward.y, dec->refh.y, dec->refh.y + 64, |
interpolate8x8_quarterpel(dec->cur.y, forward.y, dec->qtmp.y, dec->qtmp.y + 64, |
1252 |
dec->refh.y + 128, 16*x_pos + 8, 16*y_pos + 8, |
dec->qtmp.y + 128, 16*x_pos + 8, 16*y_pos + 8, |
1253 |
pMB->mvs[3].x, pMB->mvs[3].y, stride, 0); |
pMB->mvs[3].x, pMB->mvs[3].y, stride, 0); |
1254 |
} |
} |
1255 |
} |
} |
1273 |
|
|
1274 |
if(dec->quarterpel) { |
if(dec->quarterpel) { |
1275 |
if((pMB->mode == MODE_INTER || pMB->mode == MODE_INTER_Q)) |
if((pMB->mode == MODE_INTER || pMB->mode == MODE_INTER_Q)) |
1276 |
interpolate16x16_quarterpel(dec->refn[2].y, backward.y, dec->refh.y, dec->refh.y + 64, |
interpolate16x16_quarterpel(dec->tmp.y, backward.y, dec->qtmp.y, dec->qtmp.y + 64, |
1277 |
dec->refh.y + 128, 16*x_pos, 16*y_pos, |
dec->qtmp.y + 128, 16*x_pos, 16*y_pos, |
1278 |
pMB->b_mvs[0].x, pMB->b_mvs[0].y, stride, 0); |
pMB->b_mvs[0].x, pMB->b_mvs[0].y, stride, 0); |
1279 |
else { |
else { |
1280 |
interpolate8x8_quarterpel(dec->refn[2].y, backward.y, dec->refh.y, dec->refh.y + 64, |
interpolate8x8_quarterpel(dec->tmp.y, backward.y, dec->qtmp.y, dec->qtmp.y + 64, |
1281 |
dec->refh.y + 128, 16*x_pos, 16*y_pos, |
dec->qtmp.y + 128, 16*x_pos, 16*y_pos, |
1282 |
pMB->b_mvs[0].x, pMB->b_mvs[0].y, stride, 0); |
pMB->b_mvs[0].x, pMB->b_mvs[0].y, stride, 0); |
1283 |
interpolate8x8_quarterpel(dec->refn[2].y, backward.y, dec->refh.y, dec->refh.y + 64, |
interpolate8x8_quarterpel(dec->tmp.y, backward.y, dec->qtmp.y, dec->qtmp.y + 64, |
1284 |
dec->refh.y + 128, 16*x_pos + 8, 16*y_pos, |
dec->qtmp.y + 128, 16*x_pos + 8, 16*y_pos, |
1285 |
pMB->b_mvs[1].x, pMB->b_mvs[1].y, stride, 0); |
pMB->b_mvs[1].x, pMB->b_mvs[1].y, stride, 0); |
1286 |
interpolate8x8_quarterpel(dec->refn[2].y, backward.y, dec->refh.y, dec->refh.y + 64, |
interpolate8x8_quarterpel(dec->tmp.y, backward.y, dec->qtmp.y, dec->qtmp.y + 64, |
1287 |
dec->refh.y + 128, 16*x_pos, 16*y_pos + 8, |
dec->qtmp.y + 128, 16*x_pos, 16*y_pos + 8, |
1288 |
pMB->b_mvs[2].x, pMB->b_mvs[2].y, stride, 0); |
pMB->b_mvs[2].x, pMB->b_mvs[2].y, stride, 0); |
1289 |
interpolate8x8_quarterpel(dec->refn[2].y, backward.y, dec->refh.y, dec->refh.y + 64, |
interpolate8x8_quarterpel(dec->tmp.y, backward.y, dec->qtmp.y, dec->qtmp.y + 64, |
1290 |
dec->refh.y + 128, 16*x_pos + 8, 16*y_pos + 8, |
dec->qtmp.y + 128, 16*x_pos + 8, 16*y_pos + 8, |
1291 |
pMB->b_mvs[3].x, pMB->b_mvs[3].y, stride, 0); |
pMB->b_mvs[3].x, pMB->b_mvs[3].y, stride, 0); |
1292 |
} |
} |
1293 |
} |
} |
1294 |
else { |
else { |
1295 |
interpolate8x8_switch(dec->refn[2].y, backward.y, 16 * x_pos, 16 * y_pos, |
interpolate8x8_switch(dec->tmp.y, backward.y, 16 * x_pos, 16 * y_pos, |
1296 |
pMB->b_mvs[0].x, pMB->b_mvs[0].y, stride, 0); |
pMB->b_mvs[0].x, pMB->b_mvs[0].y, stride, 0); |
1297 |
interpolate8x8_switch(dec->refn[2].y, backward.y, 16 * x_pos + 8, |
interpolate8x8_switch(dec->tmp.y, backward.y, 16 * x_pos + 8, |
1298 |
16 * y_pos, pMB->b_mvs[1].x, pMB->b_mvs[1].y, stride, |
16 * y_pos, pMB->b_mvs[1].x, pMB->b_mvs[1].y, stride, |
1299 |
0); |
0); |
1300 |
interpolate8x8_switch(dec->refn[2].y, backward.y, 16 * x_pos, |
interpolate8x8_switch(dec->tmp.y, backward.y, 16 * x_pos, |
1301 |
16 * y_pos + 8, pMB->b_mvs[2].x, pMB->b_mvs[2].y, |
16 * y_pos + 8, pMB->b_mvs[2].x, pMB->b_mvs[2].y, |
1302 |
stride, 0); |
stride, 0); |
1303 |
interpolate8x8_switch(dec->refn[2].y, backward.y, 16 * x_pos + 8, |
interpolate8x8_switch(dec->tmp.y, backward.y, 16 * x_pos + 8, |
1304 |
16 * y_pos + 8, pMB->b_mvs[3].x, pMB->b_mvs[3].y, |
16 * y_pos + 8, pMB->b_mvs[3].x, pMB->b_mvs[3].y, |
1305 |
stride, 0); |
stride, 0); |
1306 |
} |
} |
1307 |
|
|
1308 |
interpolate8x8_switch(dec->refn[2].u, backward.u, 8 * x_pos, 8 * y_pos, |
interpolate8x8_switch(dec->tmp.u, backward.u, 8 * x_pos, 8 * y_pos, |
1309 |
b_uv_dx, b_uv_dy, stride2, 0); |
b_uv_dx, b_uv_dy, stride2, 0); |
1310 |
interpolate8x8_switch(dec->refn[2].v, backward.v, 8 * x_pos, 8 * y_pos, |
interpolate8x8_switch(dec->tmp.v, backward.v, 8 * x_pos, 8 * y_pos, |
1311 |
b_uv_dx, b_uv_dy, stride2, 0); |
b_uv_dx, b_uv_dy, stride2, 0); |
1312 |
|
|
1313 |
interpolate8x8_avg2(dec->cur.y + (16 * y_pos * stride) + 16 * x_pos, |
interpolate8x8_avg2(dec->cur.y + (16 * y_pos * stride) + 16 * x_pos, |
1314 |
dec->cur.y + (16 * y_pos * stride) + 16 * x_pos, |
dec->cur.y + (16 * y_pos * stride) + 16 * x_pos, |
1315 |
dec->refn[2].y + (16 * y_pos * stride) + 16 * x_pos, |
dec->tmp.y + (16 * y_pos * stride) + 16 * x_pos, |
1316 |
stride, 1, 8); |
stride, 1, 8); |
1317 |
|
|
1318 |
interpolate8x8_avg2(dec->cur.y + (16 * y_pos * stride) + 16 * x_pos + 8, |
interpolate8x8_avg2(dec->cur.y + (16 * y_pos * stride) + 16 * x_pos + 8, |
1319 |
dec->cur.y + (16 * y_pos * stride) + 16 * x_pos + 8, |
dec->cur.y + (16 * y_pos * stride) + 16 * x_pos + 8, |
1320 |
dec->refn[2].y + (16 * y_pos * stride) + 16 * x_pos + 8, |
dec->tmp.y + (16 * y_pos * stride) + 16 * x_pos + 8, |
1321 |
stride, 1, 8); |
stride, 1, 8); |
1322 |
|
|
1323 |
interpolate8x8_avg2(dec->cur.y + ((16 * y_pos + 8) * stride) + 16 * x_pos, |
interpolate8x8_avg2(dec->cur.y + ((16 * y_pos + 8) * stride) + 16 * x_pos, |
1324 |
dec->cur.y + ((16 * y_pos + 8) * stride) + 16 * x_pos, |
dec->cur.y + ((16 * y_pos + 8) * stride) + 16 * x_pos, |
1325 |
dec->refn[2].y + ((16 * y_pos + 8) * stride) + 16 * x_pos, |
dec->tmp.y + ((16 * y_pos + 8) * stride) + 16 * x_pos, |
1326 |
stride, 1, 8); |
stride, 1, 8); |
1327 |
|
|
1328 |
interpolate8x8_avg2(dec->cur.y + ((16 * y_pos + 8) * stride) + 16 * x_pos + 8, |
interpolate8x8_avg2(dec->cur.y + ((16 * y_pos + 8) * stride) + 16 * x_pos + 8, |
1329 |
dec->cur.y + ((16 * y_pos + 8) * stride) + 16 * x_pos + 8, |
dec->cur.y + ((16 * y_pos + 8) * stride) + 16 * x_pos + 8, |
1330 |
dec->refn[2].y + ((16 * y_pos + 8) * stride) + 16 * x_pos + 8, |
dec->tmp.y + ((16 * y_pos + 8) * stride) + 16 * x_pos + 8, |
1331 |
stride, 1, 8); |
stride, 1, 8); |
1332 |
|
|
1333 |
interpolate8x8_avg2(dec->cur.u + (8 * y_pos * stride2) + 8 * x_pos, |
interpolate8x8_avg2(dec->cur.u + (8 * y_pos * stride2) + 8 * x_pos, |
1334 |
dec->cur.u + (8 * y_pos * stride2) + 8 * x_pos, |
dec->cur.u + (8 * y_pos * stride2) + 8 * x_pos, |
1335 |
dec->refn[2].u + (8 * y_pos * stride2) + 8 * x_pos, |
dec->tmp.u + (8 * y_pos * stride2) + 8 * x_pos, |
1336 |
stride2, 1, 8); |
stride2, 1, 8); |
1337 |
|
|
1338 |
interpolate8x8_avg2(dec->cur.v + (8 * y_pos * stride2) + 8 * x_pos, |
interpolate8x8_avg2(dec->cur.v + (8 * y_pos * stride2) + 8 * x_pos, |
1339 |
dec->cur.v + (8 * y_pos * stride2) + 8 * x_pos, |
dec->cur.v + (8 * y_pos * stride2) + 8 * x_pos, |
1340 |
dec->refn[2].v + (8 * y_pos * stride2) + 8 * x_pos, |
dec->tmp.v + (8 * y_pos * stride2) + 8 * x_pos, |
1341 |
stride2, 1, 8); |
stride2, 1, 8); |
1342 |
|
|
1343 |
stop_comp_timer(); |
stop_comp_timer(); |
1581 |
break; |
break; |
1582 |
|
|
1583 |
default: |
default: |
1584 |
DEBUG1("Not support B-frame mb_type =", mb->mb_type); |
DPRINTF(DPRINTF_ERROR,"Not support B-frame mb_type = %i", mb->mb_type); |
1585 |
} |
} |
1586 |
|
|
1587 |
} // end of FOR |
} // end of FOR |
1606 |
*mb2 = temp; |
*mb2 = temp; |
1607 |
} |
} |
1608 |
|
|
1609 |
|
|
1610 |
|
/* perform post processing if necessary, and output the image */ |
1611 |
|
void decoder_output(DECODER * dec, IMAGE * img, MACROBLOCK * mbs, |
1612 |
|
const XVID_DEC_FRAME * frame, int pp_disable) |
1613 |
|
{ |
1614 |
|
|
1615 |
|
if ((frame->general & (XVID_DEC_DEBLOCKY|XVID_DEC_DEBLOCKUV)) && !pp_disable) /* post process */ |
1616 |
|
{ |
1617 |
|
/* note: image is stored to tmp */ |
1618 |
|
image_copy(&dec->tmp, img, dec->edged_width, dec->height); |
1619 |
|
image_deblock_rrv(&dec->tmp, dec->edged_width, |
1620 |
|
mbs, dec->mb_width, dec->mb_height, dec->mb_width, |
1621 |
|
8, frame->general); |
1622 |
|
img = &dec->tmp; |
1623 |
|
} |
1624 |
|
|
1625 |
|
image_output(img, dec->width, dec->height, |
1626 |
|
dec->edged_width, frame->image, frame->stride, |
1627 |
|
frame->colorspace, dec->interlacing); |
1628 |
|
} |
1629 |
|
|
1630 |
|
|
1631 |
int |
int |
1632 |
decoder_decode(DECODER * dec, |
decoder_decode(DECODER * dec, |
1633 |
XVID_DEC_FRAME * frame, XVID_DEC_STATS * stats) |
XVID_DEC_FRAME * frame, XVID_DEC_STATS * stats) |
1643 |
VECTOR gmc_mv[5]; |
VECTOR gmc_mv[5]; |
1644 |
uint32_t vop_type; |
uint32_t vop_type; |
1645 |
int success = 0; |
int success = 0; |
1646 |
|
int output = 0; |
1647 |
|
int seen_something = 0; |
1648 |
|
|
1649 |
start_global_timer(); |
start_global_timer(); |
1650 |
|
|
1651 |
|
dec->low_delay_default = (frame->general & XVID_DEC_LOWDELAY); |
1652 |
dec->out_frm = (frame->colorspace == XVID_CSP_EXTERN) ? frame->image : NULL; |
dec->out_frm = (frame->colorspace == XVID_CSP_EXTERN) ? frame->image : NULL; |
1653 |
|
|
1654 |
|
if (frame->length < 0) /* decoder flush */ |
1655 |
|
{ |
1656 |
|
/* if not decoding "low_delay/packed", and this isn't low_delay and |
1657 |
|
we have a reference frame, then outout the reference frame */ |
1658 |
|
if (!(dec->low_delay_default && dec->packed_mode) && !dec->low_delay && dec->frames>0) |
1659 |
|
{ |
1660 |
|
decoder_output(dec, &dec->refn[0], dec->mbs, frame, dec->last_reduced_resolution); |
1661 |
|
output = 1; |
1662 |
|
} |
1663 |
|
|
1664 |
|
frame->length = 0; |
1665 |
|
if (stats) |
1666 |
|
{ |
1667 |
|
stats->notify = output ? XVID_DEC_VOP : XVID_DEC_NOTHING; |
1668 |
|
stats->data.vop.time_base = (int)dec->time_base; |
1669 |
|
stats->data.vop.time_increment = 0; //XXX: todo |
1670 |
|
} |
1671 |
|
|
1672 |
|
emms(); |
1673 |
|
|
1674 |
|
stop_global_timer(); |
1675 |
|
return XVID_ERR_OK; |
1676 |
|
} |
1677 |
|
|
1678 |
BitstreamInit(&bs, frame->bitstream, frame->length); |
BitstreamInit(&bs, frame->bitstream, frame->length); |
1679 |
|
|
1680 |
// XXX: 0x7f is only valid whilst decoding vfw xvid/divx5 avi's |
// XXX: 0x7f is only valid whilst decoding vfw xvid/divx5 avi's |
1681 |
if(frame->length == 1 && BitstreamShowBits(&bs, 8) == 0x7f) |
if(dec->low_delay_default && frame->length == 1 && BitstreamShowBits(&bs, 8) == 0x7f) |
1682 |
{ |
{ |
1683 |
if (stats) |
if (stats) |
1684 |
stats->notify = XVID_DEC_VOP; |
stats->notify = XVID_DEC_VOP; |
1689 |
return XVID_ERR_OK; |
return XVID_ERR_OK; |
1690 |
} |
} |
1691 |
|
|
1692 |
start: |
repeat: |
|
// add by chenm001 <chenm001@163.com> |
|
|
// for support B-frame to reference last 2 frame |
|
|
dec->frames++; |
|
1693 |
|
|
1694 |
xxx: |
vop_type = BitstreamReadHeaders(&bs, dec, &rounding, &reduced_resolution, |
|
vop_type = |
|
|
BitstreamReadHeaders(&bs, dec, &rounding, &reduced_resolution, |
|
1695 |
&quant, &fcode_forward, &fcode_backward, &intra_dc_threshold, gmc_mv); |
&quant, &fcode_forward, &fcode_backward, &intra_dc_threshold, gmc_mv); |
1696 |
|
|
1697 |
//DPRINTF(DPRINTF_HEADER, "vop_type=%i", vop_type); |
DPRINTF(DPRINTF_HEADER, "vop_type=%i, packed=%i, time=%i, time_pp=%i, time_bp=%i", |
1698 |
|
vop_type, dec->packed_mode, dec->time, dec->time_pp, dec->time_bp); |
1699 |
|
|
1700 |
if (vop_type == -1 && success) |
if (vop_type == - 1) |
1701 |
goto done; |
{ |
1702 |
|
if (success) goto done; |
1703 |
|
return XVID_ERR_FAIL; |
1704 |
|
} |
1705 |
|
|
1706 |
if (vop_type == -2 || vop_type == -3) |
if (vop_type == -2 || vop_type == -3) |
1707 |
{ |
{ |
1722 |
frame->length = BitstreamPos(&bs) / 8; |
frame->length = BitstreamPos(&bs) / 8; |
1723 |
return XVID_ERR_OK; |
return XVID_ERR_OK; |
1724 |
} |
} |
1725 |
goto xxx; |
goto repeat; |
1726 |
} |
} |
1727 |
|
|
1728 |
dec->p_bmv.x = dec->p_bmv.y = dec->p_fmv.y = dec->p_fmv.y = 0; // init pred vector to 0 |
dec->p_bmv.x = dec->p_bmv.y = dec->p_fmv.y = dec->p_fmv.y = 0; // init pred vector to 0 |
1729 |
|
|
|
switch (vop_type) { |
|
|
case P_VOP: |
|
|
decoder_pframe(dec, &bs, rounding, reduced_resolution, quant, |
|
|
fcode_forward, intra_dc_threshold, NULL); |
|
|
#ifdef BFRAMES_DEC |
|
|
DEBUG1("P_VOP Time=", dec->time); |
|
|
#endif |
|
|
break; |
|
1730 |
|
|
1731 |
|
/* packed_mode: special-N_VOP treament */ |
1732 |
|
if (dec->packed_mode && vop_type == N_VOP) |
1733 |
|
{ |
1734 |
|
if (dec->low_delay_default && dec->frames > 0) |
1735 |
|
{ |
1736 |
|
decoder_output(dec, &dec->refn[0], dec->last_mbs, frame, dec->last_reduced_resolution); |
1737 |
|
output = 1; |
1738 |
|
} |
1739 |
|
/* ignore otherwise */ |
1740 |
|
} |
1741 |
|
else if (vop_type != B_VOP) |
1742 |
|
{ |
1743 |
|
switch(vop_type) |
1744 |
|
{ |
1745 |
case I_VOP: |
case I_VOP: |
1746 |
decoder_iframe(dec, &bs, reduced_resolution, quant, intra_dc_threshold); |
decoder_iframe(dec, &bs, reduced_resolution, quant, intra_dc_threshold); |
|
#ifdef BFRAMES_DEC |
|
|
DEBUG1("I_VOP Time=", dec->time); |
|
|
#endif |
|
1747 |
break; |
break; |
1748 |
|
case P_VOP : |
1749 |
case B_VOP: |
decoder_pframe(dec, &bs, rounding, reduced_resolution, quant, |
1750 |
#ifdef BFRAMES_DEC |
fcode_forward, intra_dc_threshold, NULL); |
|
if (dec->time_pp > dec->time_bp) { |
|
|
DEBUG1("B_VOP Time=", dec->time); |
|
|
decoder_bframe(dec, &bs, quant, fcode_forward, fcode_backward); |
|
|
} else { |
|
|
DEBUG("broken B-frame!"); |
|
|
} |
|
|
#else |
|
|
image_copy(&dec->cur, &dec->refn[0], dec->edged_width, dec->height); |
|
|
#endif |
|
1751 |
break; |
break; |
|
|
|
1752 |
case S_VOP : |
case S_VOP : |
1753 |
decoder_pframe(dec, &bs, rounding, reduced_resolution, quant, |
decoder_pframe(dec, &bs, rounding, reduced_resolution, quant, |
1754 |
fcode_forward, intra_dc_threshold, gmc_mv); |
fcode_forward, intra_dc_threshold, gmc_mv); |
1755 |
break; |
break; |
1756 |
|
case N_VOP : |
|
case N_VOP: // vop not coded |
|
|
// when low_delay==0, N_VOP's should interpolate between the past and future frames |
|
1757 |
image_copy(&dec->cur, &dec->refn[0], dec->edged_width, dec->height); |
image_copy(&dec->cur, &dec->refn[0], dec->edged_width, dec->height); |
|
#ifdef BFRAMES_DEC |
|
|
DEBUG1("N_VOP Time=", dec->time); |
|
|
#endif |
|
1758 |
break; |
break; |
|
|
|
|
default: |
|
|
if (stats) |
|
|
stats->notify = 0; |
|
|
|
|
|
emms(); |
|
|
return XVID_ERR_FAIL; |
|
1759 |
} |
} |
1760 |
|
|
|
|
|
1761 |
if (reduced_resolution) |
if (reduced_resolution) |
1762 |
{ |
{ |
1763 |
image_deblock_rrv(&dec->cur, dec->edged_width, dec->mbs, |
image_deblock_rrv(&dec->cur, dec->edged_width, dec->mbs, |
1764 |
(dec->width + 31) / 32, (dec->height + 31) / 32, dec->mb_width); |
(dec->width + 31) / 32, (dec->height + 31) / 32, dec->mb_width, |
1765 |
|
16, XVID_DEC_DEBLOCKY|XVID_DEC_DEBLOCKUV); |
1766 |
} |
} |
1767 |
|
|
1768 |
BitstreamByteAlign(&bs); |
/* note: for packed_mode, output is performed when the special-N_VOP is decoded */ |
1769 |
|
if (!(dec->low_delay_default && dec->packed_mode)) |
1770 |
#ifdef BFRAMES_DEC |
{ |
1771 |
// test if no B_VOP |
if (dec->low_delay) |
1772 |
if (dec->low_delay || dec->frames == 0 || ((dec->packed_mode) && !(frame->length > BitstreamPos(&bs) / 8))) { |
{ |
1773 |
#endif |
decoder_output(dec, &dec->cur, dec->mbs, frame, reduced_resolution); |
1774 |
image_output(&dec->cur, dec->width, dec->height, dec->edged_width, |
output = 1; |
|
frame->image, frame->stride, frame->colorspace, dec->interlacing); |
|
|
|
|
|
#ifdef BFRAMES_DEC |
|
|
} else { |
|
|
if (dec->frames >= 1 && !(dec->packed_mode)) { |
|
|
start_timer(); |
|
|
if ((vop_type == I_VOP || vop_type == P_VOP || vop_type == S_VOP)) { |
|
|
image_output(&dec->refn[0], dec->width, dec->height, |
|
|
dec->edged_width, frame->image, frame->stride, |
|
|
frame->colorspace, dec->interlacing); |
|
|
} else if (vop_type == B_VOP) { |
|
|
image_output(&dec->cur, dec->width, dec->height, |
|
|
dec->edged_width, frame->image, frame->stride, |
|
|
frame->colorspace, dec->interlacing); |
|
1775 |
} |
} |
1776 |
stop_conv_timer(); |
else if (dec->frames > 0) /* is the reference frame valid? */ |
1777 |
|
{ |
1778 |
|
/* output the reference frame */ |
1779 |
|
decoder_output(dec, &dec->refn[0], dec->last_mbs, frame, dec->last_reduced_resolution); |
1780 |
|
output = 1; |
1781 |
} |
} |
1782 |
} |
} |
|
#endif |
|
1783 |
|
|
|
if (vop_type == I_VOP || vop_type == P_VOP || vop_type == S_VOP) { |
|
1784 |
image_swap(&dec->refn[0], &dec->refn[1]); |
image_swap(&dec->refn[0], &dec->refn[1]); |
1785 |
image_swap(&dec->cur, &dec->refn[0]); |
image_swap(&dec->cur, &dec->refn[0]); |
|
|
|
|
// swap MACROBLOCK |
|
|
// the Divx will not set the low_delay flage some times |
|
|
// so follow code will wrong to not swap at that time |
|
|
// this will broken bitstream! so I'm change it, |
|
|
// But that is not the best way! can anyone tell me how |
|
|
// to do another way? |
|
|
// 18-07-2002 MinChen<chenm001@163.com> |
|
|
//if (!dec->low_delay && vop_type == P_VOP) |
|
|
if (vop_type == P_VOP) |
|
1786 |
mb_swap(&dec->mbs, &dec->last_mbs); |
mb_swap(&dec->mbs, &dec->last_mbs); |
1787 |
|
dec->last_reduced_resolution = reduced_resolution; |
1788 |
|
|
1789 |
|
dec->frames++; |
1790 |
|
seen_something = 1; |
1791 |
|
|
1792 |
|
}else{ /* B_VOP */ |
1793 |
|
|
1794 |
|
if (dec->low_delay) |
1795 |
|
{ |
1796 |
|
DPRINTF(DPRINTF_ERROR, "warning: bvop found in low_delay==1 stream"); |
1797 |
|
dec->low_delay = 1; |
1798 |
|
} |
1799 |
|
|
1800 |
|
if (dec->frames < 2) |
1801 |
|
{ |
1802 |
|
/* attemping to decode a bvop without atleast 2 reference frames */ |
1803 |
|
image_printf(&dec->cur, dec->edged_width, dec->height, 16, 16, |
1804 |
|
"broken b-frame, mising ref frames"); |
1805 |
|
}else if (dec->time_pp <= dec->time_bp) { |
1806 |
|
/* this occurs when dx50_bvop_compatibility==0 sequences are |
1807 |
|
decoded in vfw. */ |
1808 |
|
image_printf(&dec->cur, dec->edged_width, dec->height, 16, 16, |
1809 |
|
"broken b-frame, tpp=%i tbp=%i", dec->time_pp, dec->time_bp); |
1810 |
|
}else{ |
1811 |
|
decoder_bframe(dec, &bs, quant, fcode_forward, fcode_backward); |
1812 |
|
} |
1813 |
|
|
1814 |
|
decoder_output(dec, &dec->cur, dec->mbs, frame, reduced_resolution); |
1815 |
|
output = 1; |
1816 |
|
dec->frames++; |
1817 |
} |
} |
1818 |
|
|
1819 |
|
BitstreamByteAlign(&bs); |
1820 |
|
|
1821 |
if (success == 0 && dec->packed_mode) |
/* low_delay_default mode: repeat in packed_mode */ |
1822 |
|
if (dec->low_delay_default && dec->packed_mode && output == 0 && success == 0) |
1823 |
{ |
{ |
1824 |
success = 1; |
success = 1; |
1825 |
// if (frame->length > BitstreamPos(&bs) / 8) // multiple vops packed together |
goto repeat; |
|
goto start; |
|
1826 |
} |
} |
1827 |
|
|
1828 |
done : |
done : |
1829 |
|
|
1830 |
|
/* low_delay_default mode: if we've gotten here without outputting anything, |
1831 |
|
then output the recently decoded frame, or print an error message */ |
1832 |
|
if (dec->low_delay_default && output == 0) |
1833 |
|
{ |
1834 |
|
if (dec->packed_mode && seen_something) |
1835 |
|
{ |
1836 |
|
/* output the recently decoded frame */ |
1837 |
|
decoder_output(dec, &dec->refn[0], dec->last_mbs, frame, dec->last_reduced_resolution); |
1838 |
|
} |
1839 |
|
else |
1840 |
|
{ |
1841 |
|
image_clear(&dec->cur, dec->width, dec->height, dec->edged_width, 0, 128, 128); |
1842 |
|
image_printf(&dec->cur, dec->edged_width, dec->height, 16, 16, |
1843 |
|
"warning: nothing to output"); |
1844 |
|
image_printf(&dec->cur, dec->edged_width, dec->height, 16, 64, |
1845 |
|
"bframe decoder lag"); |
1846 |
|
|
1847 |
|
decoder_output(dec, &dec->cur, NULL, frame, 1 /*disable pp*/); |
1848 |
|
} |
1849 |
|
output = 1; |
1850 |
|
} |
1851 |
|
|
1852 |
frame->length = BitstreamPos(&bs) / 8; |
frame->length = BitstreamPos(&bs) / 8; |
1853 |
|
|
1854 |
if (stats) |
if (stats) |
1855 |
{ |
{ |
1856 |
stats->notify = XVID_DEC_VOP; |
stats->notify = output ? XVID_DEC_VOP : XVID_DEC_NOTHING; |
1857 |
stats->data.vop.time_base = (int)dec->time_base; |
stats->data.vop.time_base = (int)dec->time_base; |
1858 |
stats->data.vop.time_increment = 0; //XXX: todo |
stats->data.vop.time_increment = 0; //XXX: todo |
1859 |
} |
} |