mrehkopf / sd2snes

SD card based multi-purpose cartridge for the SNES
http://sd2snes.de
GNU General Public License v2.0
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[V1.11.0 Beta 1] SGB audio garbled with Kirby's Dreamland 2? #178

Open jakobdavid44 opened 2 years ago

jakobdavid44 commented 2 years ago

Just started using my FXPak Pro, so far everything is either awesome or just still needing formatting on my part. Still, some great stuff so far!

The only major issue so far I'm noticing is that when I play Kirby's Dreamland 2, a one or two sound channels sound garbled when certain music and sound effects play. It seems to affect my gameplay in both older and current Beta firmware.

I've also tested this on an Analogue Nt Mini Noir, and compared it with Virtual Console audio; from the same ROM file, they don't share the issue, it seems.

Is there something I need to do, perhaps a setting or two? Or is this something that affects other games, and needs to be fixed emulation-side, if that's possible?

redacted173 commented 1 year ago

You can try copying the following bit files into your 1.11.0b1 /sd2snes/ folder on your SD card. There is a fix for square channels for Rolan's Curse 1 music. https://github.com/redacted173/sd2snes/issues/24#issuecomment-1328331878

Is there a repeatable, clearly audible place in the game where the problem is heard? I've never played it before and am having difficulty hearing a major difference in the first few stages. But I also don't know what to listen for.

jakobdavid44 commented 1 year ago

Hi, thanks for your reply.

To answer your question, I've only gotten through the first world so far and the sound channel garbling already can be heard in the first few levels. Keeping in mind, this doesn't affect the level-select screen or the title screen, only the levels during gameplay proper. The best way I can describe it is that in the first world's levels, the main theme almost sounds like the audio has been compressed, so it sounds more crackly in general compared to proper audio.

It's not my best analogy, but I hope it's a good start!

redacted173 commented 1 year ago

You can try the files in the attached zip. Not sure what else it could be since I'm having a difficult time hearing the problem.

kdl2_nrx2and3_no_update_duty_pos_2.zip