[XviD-devel] B-frame results, part 2

Christoph Lampert xvid-devel@xvid.org
Fri, 19 Jul 2002 03:13:49 +0200 (CEST)


Hi,

same results as before for foreman sequence (QCIF)

Quant 4/8

0: size   1737 enc:   89.9 fps, dec:  632.8 fps
1: size   1217 enc:   76.7 fps, dec:  664.9 fps
2: size   1063 enc:   72.3 fps, dec:  690.4 fps
3: size   1025 enc:   68.5 fps, dec:  699.6 fps


Quant 4/4

0: size   1741  enc:   93.2 fps, dec:  633.5 fps
1: size   1716! enc:   76.0 fps, dec:  572.8 fps
2: size   1831  enc:   70.1 fps, dec:  556.1 fps
3: size   1982  enc:   67.0 fps, dec:  540.9 fps

As you can see, foreman profits much more from B-frames, size is even
reduced for same quant encoding with IBPBPBPB... GOP and quant 4/8 is
smallest with IBBBPBBBPBBBP...

gruel

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