Michael Niedermayer
723550d3ca
avfilter/vf_hqx: optimize table init
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5389024880 -> 1389386610 dezicycles
This surely can be optimized more, i just didnt want to cause a slowdown
when trying to make the fate test bitexact.
Further optimization left to ubitux
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-06-24 03:16:53 +02:00
Michael Niedermayer
236aa4de2a
avfilter/vf_hqx: avoid floats
...
this likely fixes fate failures
2748170880 -> 5389024880 dezicycles
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-06-24 02:40:50 +02:00
Michael Niedermayer
954a38e9bf
avfilter/vf_hqx: remove << 0
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-06-22 05:17:23 +02:00
Michael Niedermayer
d7efafd63a
avfilter/vf_hqx: partly fix big endian fate test
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-06-22 04:55:17 +02:00
Clément Bœsch
79198cb65a
avfilter/hqx: add some self promotion in doxy.
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This is useful to understand how it's different from the original code.
2014-06-21 22:34:15 +02:00
Clément Bœsch
4d8fc0e088
avfilter/hqx: unroll the pattern calculation
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Code si smaller, no speed difference.
2014-06-21 22:32:49 +02:00
Clément Bœsch
ded3c9fd32
avfilter: add hqx filter (hq2x, hq3x, hq4x)
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Partially fixes Ticket #3404 (xbr filter remaining)
2014-06-21 19:22:55 +02:00
