Boost keyframe quality always, not just when the quantizer is above 20.
Boost keyframe quality always, not just when the quantizer is above 20.

ntt-short-1:
           RATE (%)  DSNR (dB)
    PSNR -0.39458  0.01296
 PSNRHVS -0.14829  0.00761
    SSIM -0.20243  0.00507
FASTSSIM -0.09668  0.00283

luctrudeau/daala,ycho/daala,kodabb/daala,KyleSiefring/daala,KyleSiefring/daala,mbebenita/daala,xiph/daala,luctrudeau/daala,mbebenita/daala,kustom666/daala,HeadhunterXamd/daala,nvoron23/daala,jmvalin/daala,ycho/daala,felipebetancur/daala,HeadhunterXamd/daala,ycho/daala,nvoron23/daala,jmvalin/daala,xiphmont/daala,xiphmont/daala,KyleSiefring/daala,xiph/daala,nvoron23/daala,luctrudeau/daala,jmvalin/daala,xiph/daala,luctrudeau/daala,tribouille/daala,xiph/daala,HeadhunterXamd/daala,kustom666/daala,kustom666/daala,KyleSiefring/daala,mbebenita/daala,tribouille/daala,xiphmont/daala,xiphmont/daala,kodabb/daala,felipebetancur/daala,jmvalin/daala,xiphmont/daala,kustom666/daala,HeadhunterXamd/daala,kodabb/daala,kodabb/daala,nvoron23/daala,kodabb/daala,felipebetancur/daala,felipebetancur/daala,luctrudeau/daala,jmvalin/daala,mbebenita/daala,kustom666/daala,felipebetancur/daala,tribouille/daala,ycho/daala,KyleSiefring/daala,ycho/daala,mbebenita/daala,HeadhunterXamd/daala,xiph/daala,tribouille/daala,tribouille/daala,nvoron23/daala