Package: mp3gain
Version: 1.4.6-7
Severity: normal

I've found at least one song on which mp3gain reports completely wrong
values. This only occurs on i386 systems, amd64 reports the correct
values.

I've tested this on two lenny i386 systems (the one I'm reporting this
from is a vserver guest with an amd64 kernel on the host but the other
machine is physical and purely 32 bit).  I've also tested on one lenny
amd64 machine, and one each of Ubuntu Intrepid i386 and amd64. The 
Ubuntu package has exactly the same version number - 1.4.6-7.

Only the lenny i386 version reports incorrect values. All the other
versions are consistent with each other, and sound correct, while the
lenny i386 version is far too loud and distorted.

I don't want to post the song anywhere public for obvious copyright
reasons but could email it to a developer.

Examples of program output follow. Machine names have been changed:

Correct:

si...@lenny64:~$ mp3gain /tmp/I\'m\ Alive.mp3 
/tmp/I'm Alive.mp3
Recommended "Track" dB change: -8.900000         
Recommended "Track" mp3 gain change: -6
Max PCM sample at current gain: 36684.562432
Max mp3 global gain field: 197
Min mp3 global gain field: 125


Recommended "Album" dB change for all files: -8.900000
Recommended "Album" mp3 gain change for all files: -6

Incorrect:

si...@lenny32:~$ mp3gain /tmp/I\'m\ Alive.mp3 
/tmp/I'm Alive.mp3
Recommended "Track" dB change: 5.070000          
Recommended "Track" mp3 gain change: 3
WARNING: some clipping may occur with this gain change!
Max PCM sample at current gain: 41552.642048
Max mp3 global gain field: 197
Min mp3 global gain field: 125


Recommended "Album" dB change for all files: 5.070000
Recommended "Album" mp3 gain change for all files: 3
WARNING: with this global gain change, some clipping may occur in file
/tmp/I'm Alive.mp3

For the time being I'm able to work around this by installing the
package from Ubuntu, but I'd love to see it fixed in Debian.

-- System Information:
Debian Release: 5.0
  APT prefers stable
  APT policy: (500, 'stable')
Architecture: i386 (x86_64)

Kernel: Linux 2.6.18-6-vserver-amd64 (SMP w/2 CPU cores)
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash

Versions of packages mp3gain depends on:
ii  libc6                         2.7-18     GNU C Library: Shared libraries

mp3gain recommends no packages.

mp3gain suggests no packages.

-- no debconf information



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