[theora] bitstream test suite

Philip Jägenstedt philip at foolip.org
Wed Jan 27 05:08:41 PST 2010

On Wed, Jan 27, 2010 at 13:59, dos386 <dos386 at gmail.com> wrote:
> Highly appreciated, there is some space for improvements, though:
> - 2 important movies are missing IMHO
> - Some movies are unnecessarily absurdly huge (both bloat in Byte's as
> well as screen size in pixels). IMHO such test movies (except of
> course you want to test super-HD compliance) should be < 2 MiB and cca
> 300x200 to 600x400 pixels. Huge movies unnecessarily disturb tests by
> possible lack of CPU performance to decode or screen space to display
> them.
> - The "offset" movie is "frozen" ... deliberate ??? Most players I
> tested so far fail the test anyway :-( A movie should show something
> moving, otherwise you can't find out whether it plays or is just
> frozen (I have trouble with Opera 10.5 here ...)

Any specific problem?

We use this test file by verifying that the first frame decoded
matches a reference image and that it plays through to the end and
stops at the full duration (10s in this case). It's difficult to do
automated testing that playback is smooth and so on...

Philip Jägenstedt

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