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Contributor I
Oct 26, 2024 12:55 PM UTC
Answered

HD

I have Flac files on a NAS. They play on my whole system. How can I get confirmation that HD content is being played? Thanks

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AntifonAnswer
Prodigy III
Oct 26, 2024 1:28 PM UTC

From memory, this is a feature that was “upgraded” during the May release, and so that symbol no longer appears. If so, the feature might be back at some stage, or it might not.

26 replies

buzz
Grand Maestro
Oct 27, 2024 2:22 PM UTC

Can someone post an image of this note?

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Prodigy III
Oct 28, 2024 12:33 AM UTC

Can someone post an image of this note?

What do you mean by “this note”?

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buzz
Grand Maestro
Oct 28, 2024 1:13 AM UTC

What you are seeing that indicates “HD”.

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Lead Maestro
Oct 28, 2024 4:03 AM UTC

What you are seeing that indicates “HD”.

Here is an example. This is playing a lossless ALAC (16-bit/48 kHz) file from my music library on the old S2 app:


And here is an example of playing a 24-bit/48 kHz FLAC file. It displays “HiRes”:

 

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"Receive with simplicity everything that happens to you." - Rashi
pturryAuthor
Contributor I
Oct 28, 2024 11:22 AM UTC

So does the identification of hd or flac only occur on S2?? I’m using new app. 

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Paul
Lead Maestro
Oct 28, 2024 11:26 AM UTC

So does the identification of hd or flac only occur on S2?? I’m using new app. 

Unfortunately Sonos removed the HD and HiRes indicators on the new app. There has been no word of them returning.

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"Receive with simplicity everything that happens to you." - Rashi
pturryAuthor
Contributor I
Oct 28, 2024 11:34 AM UTC

So does the identification of hd or flac only occur on S2?? I’m using new app. 

Unfortunately Sonos removed the HD and HiRes indicators on the new app. There has been no word of them returning.

Thanks

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Paul
MoPac
Headliner III
Oct 28, 2024 12:44 PM UTC

 Sonos can only play files with a sample rate of 48kHz and, as far as I know, Sonos does not down convert anything.  So what’s the point of reporting the “HD” icon?

 I don’t think FLAC files are beaning streamed as MP3s.

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controlav
Lead Maestro
Oct 28, 2024 2:51 PM UTC

Sorry - not true. I am currently listening to a track from my local library. It’s a FLAC, and the display shows an “HD” symbol. If I listen to the same track in 32-bit coding, it shows the “HiRes” symbol instead (though it doesn’t play the track properly, because it tries to play it even though Sonos does not support 32-bit encoding).

I should add - neither of the above is from memory - this is what I am seeing on the app right now (running the pre-May release).

Huh, ok, I stand corrected. <fx:tries to find some FLAC files to try this out>

I found some FLAC files online and you are 100% correct: the “Gold” S2 app displays “HD” and, more amazingly, my own Windows app also displays “HD” - I had forgotten I had even written that code! If you can point me to a publicly available FLAC file that shows “HiRes” I can add support for that too.

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Author of the leading independent Sonos apps for Android, MacOS, iOS, Windows and Xbox.
Lead Maestro
Oct 28, 2024 4:08 PM UTC

 Sonos can only play files with a sample rate of 48kHz and, as far as I know, Sonos does not down convert anything.  So what’s the point of reporting the “HD” icon?

 I don’t think FLAC files are beaning streamed as MP3s.

Sonos supports audio files with sample rates up to 48kHz. And there are plenty of audio formats that Sonos supports (like MP3s) that aren’t lossless. Read more here:

https://support.sonos.com/en-us/article/supported-audio-formats-for-sonos-music-library

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"Receive with simplicity everything that happens to you." - Rashi