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same_quant error #44

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kalegood opened this issue Feb 14, 2013 · 5 comments
Closed

same_quant error #44

kalegood opened this issue Feb 14, 2013 · 5 comments

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@kalegood
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Most recent (as of 2/11/13) ffmpeg has depreciated same_quant and ly2video fails.

I forget the specifics of what happened here. If I remember correctly, I had 1 file I created that worked; it was a single staff. When I added a staff, I got the same_quant error.

Removing same_quant degraded video worked but degraded audio and video quality; fix was to insert -b:a 320 and -q 5

@aspiers
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aspiers commented Feb 14, 2013

This is related to issue #32.

@aspiers
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aspiers commented Feb 14, 2013

This is with Ubuntu 12.04, right? Please can you detail how you installed ffmpeg and what version it is? Thanks!

@kalegood
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Yes, ubuntu 12.04. fmpeg version git-2013-02-11-fd6a021

Installed ffmpeg via https://ffmpeg.org/trac/ffmpeg/wiki/UbuntuCompilationGuide

@jonarnoldmusic
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Hi, I'm getting this error again.

Option 'same_quant' was removed. If you are looking for an option to preserve the quality (which is not what -same_quant was for), use -qscale 0 or an equivalent quality factor option.
Failed to set value '1' for option 'same_quant': Invalid argument
Error parsing global options: Invalid argument

Pastebin: http://pastebin.com/P4yKjUn9

I'm on Arch (installed ly2video via AUR), ffmpeg v.2.6.1.

@aspiers
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aspiers commented Mar 26, 2015

As per above same_quant is no longer used in ly2video, so you must be using an old version.

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