Addendum: x265 is capable of triggering this Centos kernel bug <https://bugs.centos.org/view.php?id=8371> causing a deadlock, mostly observed on large multi-socketed servers. Please update your kernels to kernel-2.6.32-504 or above to avoid that risk.
On Wed, Jul 13, 2016 at 7:32 PM, Deepthi Nandakumar < deep...@multicorewareinc.com> wrote: > x265 version 2.0 has been released. This release supports many new > features as well as support for ARM assembly optimizations for most basic > pixel and ME operations, as well as SAO cleanups and a fully tested > reconfigure functionality. > > Full documentation is available at http://x265.readthedocs.org/en/stable/ > <http://x265.readthedocs.org/en/1.7/> > > =========================================== New Features > ========================================= > > > - uhd-bd: Enable Ultra-HD Bluray support > - rskip: Enables skipping recursion to analyze lower CU sizes using > heuristics at different rd-levels. Provides good visual quality gains at > the highest quality presets. > - rc-grain: Enables a new ratecontrol mode specifically for grainy > content. Strictly prevents QP oscillations within and between frames to > avoid grain fluctuations. > - tune grain: A fully refactored and improved option to encode film > grain content including QP control as well as analysis options. > - asm: ARM assembly is now enabled by default, native or cross > compiled builds supported on armv6 and later systems. > > ==================================== API and Key Behaviour Changes > ================================== > > - x265_rc_stats added to x265_picture, containing all RC decision > points for that frame > - PTL: high tier is now allowed by default, chosen only if necessary > - multi-pass: First pass now uses slow-firstpass by default, enabling > better RC decisions in future passes > - pools: fix behaviour on multi-socketed Windows systems, provide more > flexibility in determining thread and pool counts > - ABR: improve bits allocation in the first few frames, abr reset, vbv > and cutree improved > > =============================================== Misc > ============================================== > > - An SSIM calculation bug was corrected > > > Thanks, > Deepthi Nandakumar > Engineering Manager, x265 > Multicoreware, Inc > -- Deepthi Nandakumar Engineering Manager, x265 Multicoreware, Inc
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