this post was submitted on 17 Jul 2023
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For context, LDAC is one of the few wireless audio codecs stamped Hi-Res by the Japan Audio Society and its encoder is open source since Android 8, so you can see just how long Windows is sleeping on this. I'm excited about the incoming next gen called LC3plus, my next pair is definitely gonna have that.

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[–] Deathcrow@lemmy.ml 122 points 1 year ago* (last edited 1 year ago) (18 children)

For context, LDAC is one of the few wireless audio codecs stamped Hi-Res by the Japan Audio Society and its encoder is open source since Android 8

LDAC is great, but simply stating that the encoder is "open source" is quite misleading (while technically correct). The codec is owned by Sony and heavily licensed. It's a savvy business move of Sony to make the encoder free to use though, so everyone else can support their standard while charging manufacturers who want to integrate it into their headphones.

If we want a really free and open high quality codec, we should push for opus support via bluetooth

[–] denissimo@feddit.de 31 points 1 year ago* (last edited 1 year ago) (12 children)

Yes.. I made double sure to mention 'encoder' between that.

Xiph really won the lossy codec scene with Opus and I transcoded all my junk to that format. Hitting (my personal) transparency on 128k vbr is flat out impressive and it warms my heart that corpos won't have a reason to collect taxes for basic things like audio codec. However it's a different story with bluetooth audio codec in which I hope will change.

[–] Deathcrow@lemmy.ml 12 points 1 year ago (6 children)

Xiph really won the lossy codec scene with Opus and I transcoded all my junk to that format. Hitting (my personal) transparency on 128k vbr is flat out impressive

Same here. I've left myself a bit of a safety margin at 144k vbr, but having my whole library at transparent quality AND portable size is very convenient.

Though, now that opus 1.4 is out I feel a bit of anxiety whether i should re-encode everything from flac->opus1.4

[–] madeindjs@lemmy.ml 1 points 1 year ago (3 children)

Which tool do you use to re-encode everything to opus ?

I tried with ffmpeg and it works but I had many issues with covers.

[–] Deathcrow@lemmy.ml 2 points 1 year ago* (last edited 1 year ago)

same as @denissimo@feddit.de I use foobar2000 + wine. ffmpeg is alright, but fb2k is very convenient (especially for replaygain tagging). Afterwards I usually give the files a Picard treatment to get proper tags + covers.

[–] TwinTurbo@lemmy.world 2 points 1 year ago

Use opusenc directly. It preserves covers and the CLI is literally opusenc --bitrate B INPUT OUTPUT.

[–] denissimo@feddit.de 0 points 1 year ago (1 children)

I use foobar2k via wine. Yes, you may stone me. Tip: You will save heaps of space by not embedding the cover on each file, just put a cover.jpg in the albums folder, virtually any player will pick it up.

[–] Deathcrow@lemmy.ml 2 points 1 year ago

Tip: You will save heaps of space by not embedding the cover on each file, just put a cover.jpg in the albums folder, virtually any player will pick it up.

Except when streaming the file or copying a random file to another location. embedded art is pretty convenient, 500x500 is plenty large enough and doesn't take a lot of space (~50KB)

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