Wolfgang Schildbach

Even though I believe this is valid schematron, I get warnings when trying to compile this with create_val_schema.sh. Investigating.

The code now compiles with create_val_schema.sh. I tested on all the example mpd files and the results are essentially identical except for a changed diagnostic message when the the profile...

> @wschidol Can you please rebase that based on development. Just merged #589 Done.

It seems that the validator tests on the requirements in ISO/IEC 23009-1 3rd edition, section 5.3.2.1, where it states "If (i) @start attribute is absent, and (ii) the Period element...

I think that @ssadovski007 is right, and the test in schematron.sch based on a misinterpretation of the spec. #594 proposes a fix.

> We’re seeing this issue too, HbbTV checks not recognising live profile in MPD Validator reports: > > ``` > HbbTV-DVB DASH Validation Requirements check violated for DVB: Section 'Segments'...

The block length of mp3 is ~26 ms @44.1 kHz, so this is only two frames of mp3 at best. Once you take the overlap-add into account, there would be...

This is related to #3961. #3961 will provide a mechanism to select an audio track with matching language and accessibility properties.

Similar functionality has been suggested to DASH-IF by ATSC and was also mentioned as part of the 2022 dash.js plan by @dsilhavy .

> Having said this, is this something you can provide as a PR to dash.js? We will follow up with a PR, yes.