From: "Martin Storsjö via ffmpeg-devel" <ffmpeg-devel@ffmpeg.org>
To: chenmingbiao via ffmpeg-devel <ffmpeg-devel@ffmpeg.org>
Cc: "Martin Storsjö" <martin@martin.st>
Subject: [FFmpeg-devel] Re: [PATCH] avcodec/aarch64: add NEON optimization for draw_edges
Date: Thu, 22 Jan 2026 11:11:17 +0200 (EET)
Message-ID: <f650cf37-b20-1c2-34ab-d056bbbecacb@martin.st> (raw)
In-Reply-To: <20260122085013.36976-1-mbillchan@gmail.com>
On Thu, 22 Jan 2026, chenmingbiao via ffmpeg-devel wrote:
> From: mbillchan <mbillchan@gmail.com>
>
> Performance improvement for draw_edges function using NEON instructions.
> Optimized for edge widths 4, 8, and 16.
>
> Benchmark results (AArch64):
> draw_edges_8_1724_4_c: 851.4
> draw_edges_8_1724_4_neon: 824.7 (1.03x)
> draw_edges_8_1724_16_c: 1620.9
> draw_edges_8_1724_16_neon: 1049.9 (1.54x)
> draw_edges_1920_4_16_c: 849.0
> draw_edges_1920_4_16_neon: 571.1 (1.49x)
> ---
Please submit this patch at https://code.ffmpeg.org/FFmpeg/FFmpeg. This
includes CI checking of the code, and will indicate to you that your
assembly is inconsistently indented compared with all the existing
assembly. (You can also check this locally by running
./tools/check_arm_indent.sh.)
// Martin
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prev parent reply other threads:[~2026-01-22 9:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-22 8:50 [FFmpeg-devel] " chenmingbiao via ffmpeg-devel
2026-01-22 9:11 ` Martin Storsjö via ffmpeg-devel [this message]
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