Fyi an official bug was filed at Chromium.org last year but sadly, there's
been no progress since.
https://bugs.chromium.org/p/chromium/issues/detail?id=1352559

On Mon, Sep 4, 2023 at 1:37 PM Steven Boardman <boardroomout...@gmail.com>
wrote:

> No, it does not work if you encode it with a head locked track. 1st order
> Ambix will work fine. It thinks it's 5.1 and completely messes up the
> rotation.
> So you will have to encode your stereo into the 4 channels of Ambix.
> If using only the first 4 ambix channels it works fine.
>
> Call me if u want Tom.
>
> Steven..
>
> On Mon, 4 Sept 2023, 18:22 Tom Slater, <slater...@gmail.com> wrote:
>
> > Is 1st order Ambix + headlocked stereo still supported on YouTube VR?
> >
> > Thanks Steven, have you tried item F from the list? I did and it just
> > sounds like a crappy mono downmix. Any other workarounds?
> > [image: Screenshot 2023-09-04 at 18.20.38.png]
> >
> > On Mon, 4 Sept 2023 at 18:17, Steven Boardman <boardroomout...@gmail.com
> >
> > wrote:
> >
> > > Headlock no longer works. It has been broken for year's now with no
> sign
> > of
> > > a fix.
> > > Only use the first 4 ambix channels and everything will work.
> > >
> > >
> > > On Mon, 4 Sept 2023, 17:52 Tom Slater, <slater...@gmail.com> wrote:
> > >
> > > > Hi everyone,
> > > >
> > > > I just wanted to check here to see if anyone has done this recently?
> > > >
> > > > I'm having trouble injecting the metadata for YoutTube to playback
> the
> > > 360
> > > > video with 1st order Ambix + headlocked stereo.
> > > >
> > > > I have a 360 video muxed with 6 channel audio: ch 1-4 is the 1st
> order
> > > mix
> > > > and ch 5-6 is the headlocked stereo. I'm trying to use the The
> Spatial
> > > > Media Metadata Injector v2.1
> > > > <https://github.com/google/spatial-media/releases> but the option
> for
> > 6
> > > > channel audio encoding is greyed out.
> > > >
> > > > I've also tried The FB360 Encoder with a 360 video and 1st order
> Ambix
> > > > audio. This works fine but it wont accept a stereo headlocked file
> when
> > > > exporting for YouTube VR.
> > > >
> > > > Finally tried this as per Googles instructions, but it just turns the
> > > > stereo signal to mono
> > > > "For head-locked tracks, route stereo outputs to the first channel of
> > the
> > > > ambisonic mix."
> > > >
> > > > ALL posts, documentation GitHub entries etc. seem to stop around 2018
> > so
> > > > any updated info or workflows most welcome.
> > > >
> > > > Thanks,
> > > >
> > > > Tom
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