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List:       amarok
Subject:    Re: Crossfading - what can I do about that?
From:       Jeff Mitchell <mitchell () kde ! org>
Date:       2010-08-31 15:06:24
Message-ID: 4C7D1A70.7090508 () kde ! org
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On 8/31/2010 6:06 AM, Greg Trounson wrote:
> I've done some tests on a Fedora 13 x86_64 box with a single music track 
> split into two WAV files, then two OGG files.  Here's how each 
> application handles the transition from file_1 to file_2.  In no 
> particular order:
> (gap times are my best guess)
> 
> Xine 0.99.6 WAV: 	gapless
> Xine 0.99.6 OGG: 	0.2s gap of silence
> mplayer SVN-r31628-4.4.4 WAV:	0.5s gap of silence
> mplayer SVN-r31628-4.4.4 OGG:	0.5s gap of silence
> amarok 2.3.1 WAV:	gapless
> amarok 2.3.1 OGG:	0.1s gap of LOUD noise
> ogg123 1.2.0 WAV:	not supported
> ogg123 1.2.0 OGG:	gapless
> VLC 1.0.6 WAV:		0.8s gap of silence
> VLC 1.0.6 OGG		0.8s gap of silence
> audacious 2.2-16 WAV	0.2s gap of silence
> audacious 2.2-16 OGG	0.2s gap of silence
> rhythmbox 0.12.8 WAV	gapless
> rhythmbox 0.12.8 OGG	gapless
> 
> This was all done with the default output (usually pulseaudio). 
> Audacious offered a gapless ALSA output plugin, but this tended to 
> overlay static on the music.  Testing was carried out first on an 
> NFS-mounted volume, then a local EXT4 volume with identical results.
> 
> Amarok did very well with the WAV and had a shorter OGG playback gap 
> than others, but the gap consisted of a segment much louder than the 
> song itself, about 0.1s of what could be the previous 0.1s repeated.

Interesting tests. Thanks for it!

--Jeff


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