[{"id":35565,"web_url":"https://patchwork.libcamera.org/comment/35565/","msgid":"","date":"2025-08-26T07:13:55","subject":"Re: [PATCH 5/6] utils: raspberrypi: ctt: Update vc4 tuning defaults","submitter":{"id":34,"url":"https://patchwork.libcamera.org/api/people/34/","name":"Naushir Patuck","email":"naush@raspberrypi.com"},"content":"Hi David,\n\nOn Fri, 22 Aug 2025 at 13:37, David Plowman\n wrote:\n>\n> The sharpening default values are updated to be slightly less\n> aggressive, and exposure profiles are made slightly more\n> consistent. This now matches the latest tuning changes.\n>\n> Signed-off-by: David Plowman \n\nReviewed-by: Naushir Patuck \n\n> ---\n> utils/raspberrypi/ctt/ctt_vc4.py | 15 +++++++++++----\n> 1 file changed, 11 insertions(+), 4 deletions(-)\n>\n> diff --git a/utils/raspberrypi/ctt/ctt_vc4.py b/utils/raspberrypi/ctt/ctt_vc4.py\n> index 7154e110..dd0c5414 100755\n> --- a/utils/raspberrypi/ctt/ctt_vc4.py\n> +++ b/utils/raspberrypi/ctt/ctt_vc4.py\n> @@ -55,12 +55,16 @@ json_template = {\n> },\n> \"exposure_modes\": {\n> \"normal\": {\n> - \"shutter\": [100, 10000, 30000, 60000, 120000],\n> - \"gain\": [1.0, 2.0, 4.0, 6.0, 6.0]\n> + \"shutter\": [100, 10000, 30000, 60000, 66666],\n> + \"gain\": [1.0, 2.0, 4.0, 6.0, 8.0]\n> },\n> \"short\": {\n> - \"shutter\": [100, 5000, 10000, 20000, 120000],\n> - \"gain\": [1.0, 2.0, 4.0, 6.0, 6.0]\n> + \"shutter\": [100, 5000, 10000, 20000, 66666],\n> + \"gain\": [1.0, 2.0, 4.0, 6.0, 8.0]\n> + },\n> + \"long\": {\n> + \"shutter\": [ 100, 10000, 30000, 60000, 120000 ],\n> + \"gain\": [ 1.0, 2.0, 4.0, 6.0, 8.0 ]\n> }\n> },\n> \"constraint_modes\": {\n> @@ -120,6 +124,9 @@ json_template = {\n> \"rpi.ccm\": {\n> },\n> \"rpi.sharpen\": {\n> + \"threshold\": 0.75,\n> + \"limit\": 0.5,\n> + \"strength\": 1.0\n> }\n> }\n>\n> --\n> 2.39.5\n>","headers":{"Return-Path":"","X-Original-To":"parsemail@patchwork.libcamera.org","Delivered-To":"parsemail@patchwork.libcamera.org","Received":["from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 65077BEFBE\n\tfor ;\n\tTue, 26 Aug 2025 07:14:35 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 09C33692ED;\n\tTue, 26 Aug 2025 09:14:35 +0200 (CEST)","from mail-vs1-xe31.google.com (mail-vs1-xe31.google.com\n\t[IPv6:2607:f8b0:4864:20::e31])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id D883169257\n\tfor ;\n\tTue, 26 Aug 2025 09:14:32 +0200 (CEST)","by mail-vs1-xe31.google.com with SMTP id\n\tada2fe7eead31-50f863e5012so266059137.0\n\tfor ;\n\tTue, 26 Aug 2025 00:14:32 -0700 (PDT)"],"Authentication-Results":"lancelot.ideasonboard.com; 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