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22nd May 2018, 07:05 | #11 | Link |
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Join Date: Apr 2018
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Anyone know how to build x265 2.8 with AVX512 enabled on Ubuntu?
I built x265 from 2.8 release tarball but x265 -V doesn't show me it's using AVX512 capability on a Intel Xeon Code:
x265 [info]: HEVC encoder version 2.8 x265 [info]: build info [Linux][GCC 7.3.0][64 bit] 10bit x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2 Code:
uso@xvmub:~/x265_2.8/build/linux$ lscpu Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 2 Core(s) per socket: 1 Socket(s): 1 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 85 Model name: Intel(R) Xeon(R) Platinum 8168 CPU @ 2.70GHz Stepping: 4 CPU MHz: 2693.677 BogoMIPS: 5387.35 Virtualization: VT-x Hypervisor vendor: Microsoft Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 1024K L3 cache: 33792K NUMA node0 CPU(s): 0,1 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss ht syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology cpuid pni pclmulqdq vmx ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch pti tpr_shadow vnmi ept vpid fsgsbase bmi1 hle avx2 smep bmi2 erms rtm mpx avx512f avx512dq rdseed adx smap clflushopt avx512cd avx512bw avx512vl xsaveopt xsavec xsaves |
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