Synth File Format
=================

Currently (*.sy) only!

'IREZ'  | version?[4] | no_of_chunks[4] | chunks[no_of_chungs]

chunks:
-------
next[4] | tag[4] 

tags:
-----

'INST'
'snd '
'CACH'


'INST'
------
'INST' | instr[4] | nameLen[1] | name[nameLen] | dataSize[4] | data[dataSize] 
| sndId[2] | ???[10] | size[2] | insts[size*8+21] | rest[dataSize-...] |


insts[size*8+21]:
noteStart[1] | noteEnd[1] | sndId[2] | ??[4] | repeats number of size times
??[21]

rest[dataSize]:

ADSR | [1] | [4] | [4] |
LINE | [4] | [4] |
SUST | [4] | [4] |
LAST | [4] |
LPGF | [4] | [4] | [4] |
SINE | [4] | [4] |
LPFR |
LPRE | [1] | [4] | [4] |
PITC | [1] | [4] | [4] |
LPAM | [1] | [4] | [4] |
VOLU | [1] | [4] | [4] | 
SPAN | [1] | [4] | [4] |
TRIA | [4] | [4] |
SQU2 | [8] |
SQUA | [8] |



'snd '
------
'snd ' | sndId[4] | nameLen[1] | name[nameLen] | dataSize[4] | [28] |
rate[2] | ?[10] | 255 | drumId | ...