Cdi sector sizes info
Ok! so it's not the most popular format in the world but if you find yourself working on it this the sort of info you'll need.
Specifically, if you need to loop audio at any point it HAS TO BE whole sectors in length. The sectors are the block sizes that are used to store the data on the disc itself. So there you go...

CD-iSectors Frames@30fpsTime in ms
1 6.4 0.213333
2 12.8 0.426667
3 19.2 0.64
4 25.6 0.853333
5 32 1.066667
6 38.4 1.28
7 44.8 1.493333
8 51.2 1.706667
9 57.6 1.92
10 64 2.133333
11 70.4 2.346667
12 76.8 2.56
13 83.2 2.773333
14 89.6 2.986667
15 96 3.2
16 102.4 3.413333
17 108.8 3.626667
18 115.2 3.84
19 121.6 4.053333
20 128 4.266667
21 134.4 4.48
22 140.8 4.693333
23 147.2 4.906667
24 153.6 5.12
25 160 5.333333
26 166.4 5.546667
27 172.8 5.76
28 179.2 5.973333
29 185.6 6.186667
30 192 6.4
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