Re: [libav-devel] [PATCH 2/6] arm/aarch64: vp9lpf: Keep the comparison to E within 8 bit

2017-02-23 Thread Martin Storsjö
On Thu, 23 Feb 2017, Janne Grunau wrote: On 2017-02-11 22:19:02 +0200, Martin Storsjö wrote: On Fri, 10 Feb 2017, Janne Grunau wrote: >On 2017-01-15 22:55:48 +0200, Martin Storsjö wrote: >>The theoretical maximum value of E is 193, so we can just >>saturate the addition to 255. >> >>Before:

Re: [libav-devel] [PATCH 2/6] arm/aarch64: vp9lpf: Keep the comparison to E within 8 bit

2017-02-23 Thread Janne Grunau
On 2017-02-11 22:19:02 +0200, Martin Storsjö wrote: > On Fri, 10 Feb 2017, Janne Grunau wrote: > > >On 2017-01-15 22:55:48 +0200, Martin Storsjö wrote: > >>The theoretical maximum value of E is 193, so we can just > >>saturate the addition to 255. > >> > >>Before: Cortex A7

Re: [libav-devel] [PATCH 2/6] arm/aarch64: vp9lpf: Keep the comparison to E within 8 bit

2017-02-11 Thread Martin Storsjö
On Fri, 10 Feb 2017, Janne Grunau wrote: On 2017-01-15 22:55:48 +0200, Martin Storsjö wrote: The theoretical maximum value of E is 193, so we can just saturate the addition to 255. Before: Cortex A7 A8 A9 A53 A53/AArch64 vp9_loop_filter_v_4_8_neon: 143.0

Re: [libav-devel] [PATCH 2/6] arm/aarch64: vp9lpf: Keep the comparison to E within 8 bit

2017-02-10 Thread Janne Grunau
On 2017-01-15 22:55:48 +0200, Martin Storsjö wrote: > The theoretical maximum value of E is 193, so we can just > saturate the addition to 255. > > Before: Cortex A7 A8 A9 A53 A53/AArch64 > vp9_loop_filter_v_4_8_neon: 143.0 127.7 114.888.0 87.