303 |
|
|
304 |
start_timer(); |
start_timer(); |
305 |
predict_acdc(dec->mbs, x_pos, y_pos, dec->mb_width, i, &block[i * 64], |
predict_acdc(dec->mbs, x_pos, y_pos, dec->mb_width, i, &block[i * 64], |
306 |
iQuant, iDcScaler, predictors, bound, dec->bs_version); |
iQuant, iDcScaler, predictors, bound); |
307 |
if (!acpred_flag) { |
if (!acpred_flag) { |
308 |
pMB->acpred_directions[i] = 0; |
pMB->acpred_directions[i] = 0; |
309 |
} |
} |
339 |
stop_coding_timer(); |
stop_coding_timer(); |
340 |
|
|
341 |
start_timer(); |
start_timer(); |
342 |
add_acdc(pMB, i, &block[i * 64], iDcScaler, predictors); |
add_acdc(pMB, i, &block[i * 64], iDcScaler, predictors, dec->bs_version); |
343 |
stop_prediction_timer(); |
stop_prediction_timer(); |
344 |
|
|
345 |
start_timer(); |
start_timer(); |
393 |
const int reduced_resolution, |
const int reduced_resolution, |
394 |
const MACROBLOCK * pMB) |
const MACROBLOCK * pMB) |
395 |
{ |
{ |
|
DECLARE_ALIGNED_MATRIX(block, 1, 64, int16_t, CACHE_LINE); |
|
396 |
DECLARE_ALIGNED_MATRIX(data, 6, 64, int16_t, CACHE_LINE); |
DECLARE_ALIGNED_MATRIX(data, 6, 64, int16_t, CACHE_LINE); |
397 |
|
|
398 |
int stride = dec->edged_width; |
int stride = dec->edged_width; |
401 |
int i; |
int i; |
402 |
const uint32_t iQuant = pMB->quant; |
const uint32_t iQuant = pMB->quant; |
403 |
const int direction = dec->alternate_vertical_scan ? 2 : 0; |
const int direction = dec->alternate_vertical_scan ? 2 : 0; |
404 |
const quant_interFuncPtr dequant = dec->quant_type == 0 ? dequant_h263_inter : dequant_mpeg_inter; |
typedef void (*get_inter_block_function_t)( |
405 |
|
Bitstream * bs, |
406 |
|
int16_t * block, |
407 |
|
int direction, |
408 |
|
const int quant, |
409 |
|
const uint16_t *matrix); |
410 |
|
|
411 |
|
const get_inter_block_function_t get_inter_block = (dec->quant_type == 0) |
412 |
|
? get_inter_block_h263 |
413 |
|
: get_inter_block_mpeg; |
414 |
|
|
415 |
|
memset(&data[0], 0, 6*64*sizeof(int16_t)); /* clear */ |
416 |
|
|
417 |
for (i = 0; i < 6; i++) { |
for (i = 0; i < 6; i++) { |
418 |
|
|
419 |
if (cbp & (1 << (5 - i))) { /* coded */ |
if (cbp & (1 << (5 - i))) { /* coded */ |
420 |
|
|
|
memset(block, 0, 64 * sizeof(int16_t)); /* clear */ |
|
421 |
|
|
422 |
|
/* Decode coeffs and dequantize on the fly */ |
423 |
start_timer(); |
start_timer(); |
424 |
get_inter_block(bs, block, direction); |
get_inter_block(bs, &data[i*64], direction, iQuant, get_inter_matrix(dec->mpeg_quant_matrices)); |
425 |
stop_coding_timer(); |
stop_coding_timer(); |
426 |
|
|
427 |
start_timer(); |
start_timer(); |
|
dequant(&data[i * 64], block, iQuant, dec->mpeg_quant_matrices); |
|
|
stop_iquant_timer(); |
|
|
|
|
|
start_timer(); |
|
428 |
idct(&data[i * 64]); |
idct(&data[i * 64]); |
429 |
stop_idct_timer(); |
stop_idct_timer(); |
430 |
} |
} |
1224 |
uint32_t x, y; |
uint32_t x, y; |
1225 |
VECTOR mv; |
VECTOR mv; |
1226 |
const VECTOR zeromv = {0,0}; |
const VECTOR zeromv = {0,0}; |
|
const int32_t TRB = dec->time_pp - dec->time_bp, TRD = dec->time_pp; |
|
1227 |
int i; |
int i; |
1228 |
|
|
1229 |
if (!dec->is_edged[0]) { |
if (!dec->is_edged[0]) { |
1327 |
|
|
1328 |
case MODE_DIRECT_NONE_MV: |
case MODE_DIRECT_NONE_MV: |
1329 |
for (i = 0; i < 4; i++) { |
for (i = 0; i < 4; i++) { |
1330 |
mb->mvs[i].x = (int32_t) ((TRB * last_mb->mvs[i].x) / TRD + mv.x); |
mb->mvs[i].x = last_mb->mvs[i].x*dec->time_bp/dec->time_pp + mv.x; |
1331 |
mb->b_mvs[i].x = (int32_t) ((mv.x == 0) |
mb->mvs[i].y = last_mb->mvs[i].y*dec->time_bp/dec->time_pp + mv.y; |
1332 |
? ((TRB - TRD) * last_mb->mvs[i].x) / TRD |
|
1333 |
: mb->mvs[i].x - last_mb->mvs[i].x); |
mb->b_mvs[i].x = (mv.x) |
1334 |
mb->mvs[i].y = (int32_t) ((TRB * last_mb->mvs[i].y) / TRD + mv.y); |
? mb->mvs[i].x - last_mb->mvs[i].x |
1335 |
mb->b_mvs[i].y = (int32_t) ((mv.y == 0) |
: last_mb->mvs[i].x*(dec->time_bp - dec->time_pp)/dec->time_pp; |
1336 |
? ((TRB - TRD) * last_mb->mvs[i].y) / TRD |
mb->b_mvs[i].y = (mv.y) |
1337 |
: mb->mvs[i].y - last_mb->mvs[i].y); |
? mb->mvs[i].y - last_mb->mvs[i].y |
1338 |
|
: last_mb->mvs[i].y*(dec->time_bp - dec->time_pp)/dec->time_pp; |
1339 |
} |
} |
1340 |
|
|
1341 |
decoder_bf_interpolate_mbinter(dec, dec->refn[1], dec->refn[0], |
decoder_bf_interpolate_mbinter(dec, dec->refn[1], dec->refn[0], |
1579 |
|
|
1580 |
if (dec->low_delay) { |
if (dec->low_delay) { |
1581 |
DPRINTF(XVID_DEBUG_ERROR, "warning: bvop found in low_delay==1 stream\n"); |
DPRINTF(XVID_DEBUG_ERROR, "warning: bvop found in low_delay==1 stream\n"); |
1582 |
dec->low_delay = 1; |
dec->low_delay = 0; |
1583 |
} |
} |
1584 |
|
|
1585 |
if (dec->frames < 2) { |
if (dec->frames < 2) { |