| 1 |
pcg |
1.1 |
int RTjpeg_s2b(s16 *data, s8 *strm, u8 bt8, u32 *qtbl) |
| 2 |
|
|
{ |
| 3 |
|
|
int ci=1, co=1, tmp; |
| 4 |
|
|
register int i; |
| 5 |
|
|
|
| 6 |
|
|
i=RTjpeg_ZZ[0]; |
| 7 |
|
|
data[i]=((u8)strm[0])*qtbl[i]; |
| 8 |
|
|
|
| 9 |
|
|
for(co=1; co<64; co++) |
| 10 |
|
|
{ |
| 11 |
|
|
i=RTjpeg_ZZ[co]; |
| 12 |
|
|
data[i]=strm[ci++]*qtbl[i]; |
| 13 |
|
|
} |
| 14 |
|
|
|
| 15 |
|
|
/* |
| 16 |
|
|
for(; co<64; co++) |
| 17 |
|
|
{ |
| 18 |
|
|
if(strm[ci]>63) |
| 19 |
|
|
{ |
| 20 |
|
|
tmp=co+strm[ci]-63; |
| 21 |
|
|
for(; co<tmp; co++)data[RTjpeg_ZZ[co]]=0; |
| 22 |
|
|
co--; |
| 23 |
|
|
} else |
| 24 |
|
|
{ |
| 25 |
|
|
i=RTjpeg_ZZ[co]; |
| 26 |
|
|
data[i]=strm[ci]*qtbl[i]; |
| 27 |
|
|
} |
| 28 |
|
|
ci++; |
| 29 |
|
|
} |
| 30 |
|
|
*/ |
| 31 |
|
|
|
| 32 |
|
|
return (int)ci; |
| 33 |
|
|
} |
