[vorbis] Compression Artifacts at -q 5. Help!

Greg Wooledge greg at wooledge.org
Mon Jun 16 16:12:42 PDT 2003

Tyler Knott (vault-responce at charter.net) wrote:

> But wouldn't oggenc encode the exact same file the exact same way with 
> the exact same parameters every time? Couldn't we include a few test 
> files(10 to15 seconds, uncompressed, various sample rates/bits) with 
> some scripts to encode them and them compare the MD5sums to known good 
> copies?  Wouldn't this catch the vast majority of broken oggencs?

There is some permissible error due to floating point rounding.  This
means the files aren't guaranteed to be bit-for-bit identical between
platforms, compilers, etc.

Greg Wooledge                  |   "Truth belongs to everybody."
greg at wooledge.org              |    - The Red Hot Chili Peppers
http://wooledge.org/~greg/     |

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