[Vorbis-dev] Multi-channel with empty channels.

[e deleflie]

>> Lets say I have a 16 channel file, but 10 of those channels are empty
>> (all values are 0).
>>
>> For a) the vorbis codec and also b) the FLAC codec ... would the size
>> of the file be close to (or practically the same as) the size of a 6
>> channel file?
>
> yes, if it's digital silence, the encode is very close to the 6
> channel file in size. Though I don't know how big the differences in
> CPU cycles is (if the Vorbis codec is more efficient on digital
> silence than it is on average content).
>
> FLAC doesn't support 16 channels.

if it did .... or if I had 8 channels and 4 were empty .... would the
files size effectively be the same (or close) to a 4 channel file?

Etienne