Slow Down Dialog Files Without Quality Drop (Fallout)

Ea6t

First time out of the vault
So I've been trying to extract dialogue files from MASTER.DAT in Fallout (1). I've extracted the ACMs and converted them to WAVs, but they are sped up. I tried using Audacity to slow the speed by 50%, and it worked at least somewhat, but by doing that I got a sound file with much poorer quality than would be found in game. How do I slow down the dialogue files while maintaining the original sound quality? I am aware that this may be more of a technical question but I supposed since this forum is about editing files I'd put it in here. Anyways, I'll bet this has already been answered somewhere I didn't bother to check, so won't get upset if you beat me with a stick and point me toward another thread.
 
Here's an idea I figured out when uploading Fallout 1+2 weapon sounds to the Wiki, while discussing with some of the admins there like Jspoelstra: I extracted the ACM files using ACM2WAV and telling it to convert them to Mono.
 
Here's an idea I figured out when uploading Fallout 1+2 weapon sounds to the Wiki, while discussing with some of the admins there like Jspoelstra: I extracted the ACM files using ACM2WAV and telling it to convert them to Mono.

I appreciate the advice, but before I can verify if it works or not, I have to ask something: How do you tell ACM2WAV to convert them to Mono? I tried just turning the WAV files I got from converting the ACMs to Mono using Audacity and then slowing down the speed by 50% but the issue of lower-than-game sound quality still persists.
 
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Here's an idea I figured out when uploading Fallout 1+2 weapon sounds to the Wiki, while discussing with some of the admins there like Jspoelstra: I extracted the ACM files using ACM2WAV and telling it to convert them to Mono.

I appreciate the advice, but before I can verify if it works or not, I have to ask something: How do you tell ACM2WAV to convert them to Mono? I tried just turning the WAV files I got from converting the ACMs to Mono using Audacity and then slowing down the speed by 50% but the issue of lower-than-game sound quality still persists.
You need the command line (which is of course taxing), but also gotta enter the directory where ACM2WAV is located alongside any ACMs for convenience. "acm2wav insertacmhere.acm -m". In my case, I want WAE1XXX1.ACM (the 14mm and .223 handguns' gunshot), so I enter "acm2wav WAE1XXX1.ACM -m". Sad thing is that there are no proper ACM converters around here without problems, but at least the source code for Abel's application was distributed.

Music can be extracted the normal way or with VGMStream mainly intended for Winamp.
 
Here's an idea I figured out when uploading Fallout 1+2 weapon sounds to the Wiki, while discussing with some of the admins there like Jspoelstra: I extracted the ACM files using ACM2WAV and telling it to convert them to Mono.

I appreciate the advice, but before I can verify if it works or not, I have to ask something: How do you tell ACM2WAV to convert them to Mono? I tried just turning the WAV files I got from converting the ACMs to Mono using Audacity and then slowing down the speed by 50% but the issue of lower-than-game sound quality still persists.
You need the command line (which is of course taxing), but also gotta enter the directory where ACM2WAV is located alongside any ACMs for convenience. "acm2wav insertacmhere.acm -m". In my case, I want WAE1XXX1.ACM (the 14mm and .223 handguns' gunshot), so I enter "acm2wav WAE1XXX1.ACM -m". Sad thing is that there are no proper ACM converters around here without problems, but at least the source code for Abel's application was distributed.

Music can be extracted the normal way or with VGMStream mainly intended for Winamp.
Wonderful, the problem's fixed. Thanks.
 
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