dnxhddec: implement slice multithreading
authorChristophe Gisquet <christophe.gisquet@gmail.com>
Fri, 25 Sep 2015 06:56:43 +0000 (08:56 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Sat, 26 Sep 2015 23:07:46 +0000 (01:07 +0200)
commit08a7510fcad552bfcda644e4ba047605de15fab5
treea7b296ba984a47d0083ef834e33d1ece77c1a510
parent265b106b9296d20c60cfb1cab64388e62150d066
dnxhddec: implement slice multithreading

Around 3x speedup with 4 threads. Maybe more mb lines should be
batched per thread, but that's good enough for a first try.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libavcodec/dnxhddec.c