110 |
void |
void |
111 |
init_vlc_tables(void) |
init_vlc_tables(void) |
112 |
{ |
{ |
113 |
ptr_t i, j, k, intra, last, run, run_esc, level, level_esc, escape, escape_len, offset; |
uint32_t i, j, k, intra, last, run, run_esc, level, level_esc, escape, escape_len, offset; |
114 |
int32_t l; |
int32_t l; |
115 |
|
|
116 |
#ifdef BIGLUT |
#ifdef BIGLUT |
127 |
for (last = 0; last < 2; last++) |
for (last = 0; last < 2; last++) |
128 |
{ |
{ |
129 |
for (run = 0; run < 63 + last; run++) |
for (run = 0; run < 63 + last; run++) |
130 |
for (level = 0; level < 32 << intra; level++) |
for (level = 0; level < (uint32_t)(32 << intra); level++) |
131 |
{ |
{ |
132 |
#ifdef BIGLUT |
#ifdef BIGLUT |
133 |
offset = LEVELOFFSET; |
offset = LEVELOFFSET; |
146 |
#else |
#else |
147 |
offset = !intra * LEVELOFFSET; |
offset = !intra * LEVELOFFSET; |
148 |
#endif |
#endif |
149 |
for (j = 0; j < 1 << (12 - coeff_tab[intra][i].vlc.len); j++) |
for (j = 0; j < (uint32_t)(1 << (12 - coeff_tab[intra][i].vlc.len)); j++) |
150 |
{ |
{ |
151 |
DCT3D[intra][(coeff_tab[intra][i].vlc.code << (12 - coeff_tab[intra][i].vlc.len)) | j].len = coeff_tab[intra][i].vlc.len; |
DCT3D[intra][(coeff_tab[intra][i].vlc.code << (12 - coeff_tab[intra][i].vlc.len)) | j].len = coeff_tab[intra][i].vlc.len; |
152 |
DCT3D[intra][(coeff_tab[intra][i].vlc.code << (12 - coeff_tab[intra][i].vlc.len)) | j].event = coeff_tab[intra][i].event; |
DCT3D[intra][(coeff_tab[intra][i].vlc.code << (12 - coeff_tab[intra][i].vlc.len)) | j].event = coeff_tab[intra][i].event; |
171 |
for (last = 0; last < 2; last++) |
for (last = 0; last < 2; last++) |
172 |
for (run = 0; run < 63 + last; run++) |
for (run = 0; run < 63 + last; run++) |
173 |
{ |
{ |
174 |
for (level = 1; level < 32 << intra; level++) |
for (level = 1; level < (uint32_t)(32 << intra); level++) |
175 |
{ |
{ |
176 |
if (level <= max_level[intra][last][run] && run <= max_run[intra][last][level]) |
if (level <= max_level[intra][last][run] && run <= max_run[intra][last][level]) |
177 |
continue; |
continue; |
196 |
} |
} |
197 |
else |
else |
198 |
{ |
{ |
199 |
if (level <= max_level[intra][last][run_esc] && run_esc <= max_run[intra][last][level]) |
if (run_esc <= max_run[intra][last][level] && level <= max_level[intra][last][run_esc]) |
200 |
{ |
{ |
201 |
escape = ESCAPE2; |
escape = ESCAPE2; |
202 |
escape_len = 7 + 2; |
escape_len = 7 + 2; |
580 |
return bits; |
return bits; |
581 |
} |
} |
582 |
|
|
583 |
|
int |
584 |
|
CodeCoeffInter_CalcBits(const int16_t qcoeff[64], const uint16_t * zigzag) |
585 |
|
{ |
586 |
|
uint32_t i, run, prev_run, len; |
587 |
|
int32_t level, prev_level, level_shifted; |
588 |
|
int bits = 0; |
589 |
|
|
590 |
|
i = 0; |
591 |
|
run = 0; |
592 |
|
|
593 |
|
while (!(level = qcoeff[zigzag[i++]])) |
594 |
|
run++; |
595 |
|
|
596 |
|
prev_level = level; |
597 |
|
prev_run = run; |
598 |
|
run = 0; |
599 |
|
|
600 |
|
while (i < 64) { |
601 |
|
if ((level = qcoeff[zigzag[i++]]) != 0) { |
602 |
|
level_shifted = prev_level + 32; |
603 |
|
if (!(level_shifted & -64)) |
604 |
|
len = coeff_VLC[0][0][level_shifted][prev_run].len; |
605 |
|
else |
606 |
|
len = 30; |
607 |
|
|
608 |
|
bits += len; |
609 |
|
prev_level = level; |
610 |
|
prev_run = run; |
611 |
|
run = 0; |
612 |
|
} |
613 |
|
else |
614 |
|
run++; |
615 |
|
} |
616 |
|
|
617 |
|
level_shifted = prev_level + 32; |
618 |
|
if (!(level_shifted & -64)) |
619 |
|
len = coeff_VLC[0][1][level_shifted][prev_run].len; |
620 |
|
else |
621 |
|
len = 30; |
622 |
|
bits += len; |
623 |
|
|
624 |
|
return bits; |
625 |
|
} |
626 |
|
|
627 |
|
|
628 |
#endif |
#endif |
629 |
|
|