[FFmpeg-devel] FFv1.3: Final testing - Results

Michael Niedermayer michaelni at gmx.at
Fri Nov 2 20:00:03 CET 2012


On Fri, Nov 02, 2012 at 01:01:07PM +0100, Peter B. wrote:
> On 11/01/2012 11:39 PM, Michael Niedermayer wrote:
> > take 10 files               
> > take 10 ways to encode them 
> > build a table of 100 cells each contains the percentage of how much
> > bigger the file gets with GOP 1 instead of GOP 100.
> > add 3 columns that contain the rowwise max, min and average
> > add 3 rows that contain the columnwise max, min and average
> >
> > please also make sure the result is correctly formatet and is
> > vertically aligned
> Here's what I got now, comparing GOP 1 to GOP 300 with different
> encoding parameters:
> (Properly aligned with a fixed-width font, but sorry it's wider than 80
> characters)
> 
> //----------------------------------
>                                                    FFv1 (version
> 1)                                  FFv1 (version
> 3)                                                                                              
> 
> Name                   PIX_FMT  Duration_TS raw       coder=0    
> coder=1    context=0    context=1     coder=0     coder=1   
> context=0    context=1    slices=4    slices=30    crc=0    crc=1   
> min    avg    max
> akiyo_qcif             yuv420p          300 11140        0.96        
> 0.9         0.96         0.87        0.91        0.84        
> 0.91         0.79        0.91         0.81     0.91     0.91   0.79  
> 0.89   0.96
> bowing_qcif            yuv420p          300 11140        0.97       

please post this table without line wraping at 80
if you want could be html, this would also allow color to be easily
added

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Dictatorship naturally arises out of democracy, and the most aggravated
form of tyranny and slavery out of the most extreme liberty. -- Plato
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