From: "Martin Storsjö" <martin@martin.st>
To: Grzegorz Bernacki <gjb@semihalf.com>
Cc: upstream@semihalf.com, jswinney@amazon.com, hum@semihalf.com,
ffmpeg-devel@ffmpeg.org, mw@semihalf.com, spop@amazon.com
Subject: Re: [FFmpeg-devel] [PATCH 2/4] lavc/aarch64: Provide neon implementation of nsse8
Date: Wed, 28 Sep 2022 12:08:34 +0300 (EEST)
Message-ID: <1968da40-b118-b17e-c86f-71b62bc14eda@martin.st> (raw)
In-Reply-To: <20220926091504.3459110-2-gjb@semihalf.com>
On Mon, 26 Sep 2022, Grzegorz Bernacki wrote:
> Add vectorized implementation of nsse8 function.
>
> Performance comparison tests are shown below.
> - nsse_1_c: 256.0
> - nsse_1_neon: 82.7
>
> Benchmarks and tests run with checkasm tool on AWS Graviton 3.
>
> Signed-off-by: Grzegorz Bernacki <gjb@semihalf.com>
> ---
> libavcodec/aarch64/me_cmp_init_aarch64.c | 15 ++++
> libavcodec/aarch64/me_cmp_neon.S | 99 ++++++++++++++++++++++++
> 2 files changed, 114 insertions(+)
Looks reasonable to me, but do check to make sure there's no tabs.
// Martin
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next prev parent reply other threads:[~2022-09-28 9:08 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-26 9:15 [FFmpeg-devel] [PATCH 1/4] lavc/aarch64: Add neon implementation for pix_abs8 functions Grzegorz Bernacki
2022-09-26 9:15 ` [FFmpeg-devel] [PATCH 2/4] lavc/aarch64: Provide neon implementation of nsse8 Grzegorz Bernacki
2022-09-28 9:08 ` Martin Storsjö [this message]
2022-09-26 9:15 ` [FFmpeg-devel] [PATCH 3/4] lavc/aarch64: Provide optimized implementation of vsse8 for arm64 Grzegorz Bernacki
2022-09-28 9:09 ` Martin Storsjö
2022-09-26 9:15 ` [FFmpeg-devel] [PATCH 4/4] lavc/aarch64: Add neon implementation for vsse_intra8 Grzegorz Bernacki
2022-09-28 9:11 ` Martin Storsjö
2022-09-28 9:06 ` [FFmpeg-devel] [PATCH 1/4] lavc/aarch64: Add neon implementation for pix_abs8 functions Martin Storsjö
2022-09-28 12:22 ` Grzegorz Bernacki
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