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From: Niklas Haas <ffmpeg@haasn.xyz>
To: ffmpeg-devel@ffmpeg.org
Cc: Niklas Haas <git@haasn.dev>
Subject: [FFmpeg-devel] [PATCH 03/11] tests/swscale: print speedup numbers in color
Date: Mon, 17 Mar 2025 11:43:49 +0100
Message-ID: <20250317104357.307832-3-ffmpeg@haasn.xyz> (raw)
In-Reply-To: <20250317104357.307832-1-ffmpeg@haasn.xyz>

From: Niklas Haas <git@haasn.dev>

---
 libswscale/tests/swscale.c | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/libswscale/tests/swscale.c b/libswscale/tests/swscale.c
index bdfea4e761..3f140f51f7 100644
--- a/libswscale/tests/swscale.c
+++ b/libswscale/tests/swscale.c
@@ -239,10 +239,17 @@ static int run_test(enum AVPixelFormat src_fmt, enum AVPixelFormat dst_fmt,
     }
 
     if (opts.bench && time_ref) {
-        printf("  time=%"PRId64" us, ref=%"PRId64" us, speedup=%.3fx %s\n",
-                time / opts.iters, time_ref / opts.iters,
-                (double) time_ref / time,
-                time <= time_ref ? "faster" : "\033[1;33mslower\033[0m");
+        double ratio = (double) time_ref / time;
+        const char *color = ratio > 1.10 ? "\033[1;32m" : /* bold green */
+                            ratio > 1.02 ? "\033[32m"   : /* green */
+                            ratio > 0.98 ? ""           : /* default */
+                            ratio > 0.95 ? "\033[33m"   : /* yellow */
+                            ratio > 0.90 ? "\033[31m"   : /* red */
+                                           "\033[1;31m";  /* bold red */
+
+        printf("  time=%"PRId64" us, ref=%"PRId64" us, speedup=%.3fx %s%s\033[0m\n",
+               time / opts.iters, time_ref / opts.iters, ratio, color,
+               ratio >= 1.0 ? "faster" : "slower");
     } else if (opts.bench) {
         printf("  time=%"PRId64" us\n", time / opts.iters);
     }
-- 
2.48.1

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  parent reply	other threads:[~2025-03-17 10:44 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-03-17 10:43 [FFmpeg-devel] [PATCH 01/11] tests/swscale: allow choosing specific flags and dither mode Niklas Haas
2025-03-17 10:43 ` [FFmpeg-devel] [PATCH 02/11] tests/swscale: allow testing only unscaled convertors Niklas Haas
2025-03-17 10:43 ` Niklas Haas [this message]
2025-03-17 10:43 ` [FFmpeg-devel] [PATCH 04/11] tests/swscale: use yuva444p as reference Niklas Haas
2025-03-17 10:43 ` [FFmpeg-devel] [PATCH 05/11] tests/swscale: switch from MSE to SSIM Niklas Haas
2025-03-17 10:43 ` [FFmpeg-devel] [PATCH 06/11] tests/swscale: print performance stats on exit Niklas Haas
2025-03-17 10:43 ` [FFmpeg-devel] [PATCH 07/11] tests/swscale: check supported inputs for legacy swscale separately Niklas Haas
2025-03-17 10:43 ` [FFmpeg-devel] [PATCH 08/11] tests/swscale: remove stray whitespace in scanf format Niklas Haas
2025-03-17 10:43 ` [FFmpeg-devel] [PATCH 09/11] tests/swscale: calculate theoretical expected SSIM Niklas Haas
2025-03-17 10:53   ` Niklas Haas
2025-03-17 10:43 ` [FFmpeg-devel] [PATCH 10/11] tests/swscale: constrain reference SSIM for low bit depth formats Niklas Haas
2025-03-17 10:43 ` [FFmpeg-devel] [PATCH 11/11] tests/swscale: allow setting log verbosity Niklas Haas

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