Re: [x265] [PATCH 2 of 2] x86: Change assembler from YASM to NASM

2017-11-21 Thread chekib nouira
speaking about AVX512, what's the speed up it is offering as compared to AVX2? thx--Chekib Le mardi 21 novembre 2017 à 04:49:30 UTC−8, Andrey Semashev a écrit : On 11/21/17 15:25, Sean McGovern wrote: > Hi, > > Is this really necessary? > > Ubuntu 16.04 Xenial Xerus only ships with na

Re: [x265] [PATCH] encoder: expose BREF slice type in pic_out sliceType

2017-11-21 Thread John Stebbins
Sorry for the confusion. It appears I was linking against version 2.4.  I thought I was linking to 2.5.  You are correct, 2.5 is already setting sliceType to BREF. Version 2.4 that came from the fedora repo does not. On 11/20/2017 08:58 PM, Aarthi Priya Thiruma

Re: [x265] [PATCH 2 of 2] x86: Change assembler from YASM to NASM

2017-11-21 Thread Praveen Tiwari
Yes, that's true looking at the future prospect we have decided to move the support to NASM. It comes with additional advantages as Andrey mentioned above, but we understand the concern to change assembler support, we will make it a smooth transition as much as possible. Thanks. Regards, Praveen

Re: [x265] [PATCH 2 of 2] x86: Change assembler from YASM to NASM

2017-11-21 Thread Andrey Semashev
On 11/21/17 15:25, Sean McGovern wrote: Hi, Is this really necessary? Ubuntu 16.04 Xenial Xerus only ships with nasm 2.11.08. yasm does not support AVX-512 and has very low activity recently[1]. nasm supports AVX-512 since 2.13[2]. Even if x265 does not use AVX-512 currently, this is the ri

Re: [x265] [PATCH 2 of 2] x86: Change assembler from YASM to NASM

2017-11-21 Thread Sean McGovern
Hi, Is this really necessary? Ubuntu 16.04 Xenial Xerus only ships with nasm 2.11.08. -- Sean McG.   Original Message   From: vign...@multicorewareinc.com Sent: November 21, 2017 12:07 AM To: x265-devel@videolan.org Reply-to: x265-devel@videolan.org Subject: [x265] [PATCH 2 of 2] x86: Change as