{"id":9907,"url":"https://patchwork.libcamera.org/api/patches/9907/?format=json","web_url":"https://patchwork.libcamera.org/patch/9907/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20201002103416.53623-4-email@uajain.com>","date":"2020-10-02T10:34:16","name":"[libcamera-devel,v1,3/3,DNI] Add HOWTO scaler instructions for future reference","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"18c0c8f4924d4d049aeb04684dc463f1498b836c","submitter":{"id":1,"url":"https://patchwork.libcamera.org/api/people/1/?format=json","name":"Umang Jain","email":"email@uajain.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/9907/mbox/","series":[{"id":1346,"url":"https://patchwork.libcamera.org/api/series/1346/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=1346","date":"2020-10-02T10:34:13","name":"Basic NV12 image thumbnailer","version":1,"mbox":"https://patchwork.libcamera.org/series/1346/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/9907/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/9907/checks/","tags":{},"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 A5380C3B5C\n\tfor ;\n\tFri, 2 Oct 2020 10:34:30 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 7479763B2A;\n\tFri, 2 Oct 2020 12:34:30 +0200 (CEST)","from mail.uajain.com (static.126.159.217.95.clients.your-server.de\n\t[95.217.159.126])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 949276035D\n\tfor ;\n\tFri, 2 Oct 2020 12:34:29 +0200 (CEST)"],"Authentication-Results":"lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=uajain.com header.i=@uajain.com\n\theader.b=\"jhFwNoW/\"; dkim-atps=neutral","From":"Umang Jain ","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=uajain.com; s=mail;\n\tt=1601634869; bh=FEtRYcTQyqtjJVRf8peI8iYjMXb3nWgf8n3fk4TttBI=;\n\th=From:To:Cc:Subject:In-Reply-To:References;\n\tb=jhFwNoW/bszkMnjcn6Q8MdabnUj2gvifpptDGgkABmQ8/KWwhDV+/8L826Zovas3f\n\trYEx906KwVG0+qXp3avo7be3wEBB6xDYgJ0paVLMldV1p4jhvM9fBY75ZE7hyzs5WE\n\t+3b6t062rOdpEM6tr427wgxVyWtKLkexTgI34el962dz4te/+Yd+zJt3zq4OLfOtwE\n\tIwLBJrZXv5ZnPhuHrnmMa3nRZMrmsmuJer0JEepOUyzjlsFqY5K8KzqZzn+Cto6A0T\n\tmR31/T8iXhOqAmYqvfmySlK6nYTxoA13eUdwJlqBoDeBlHbssqigiz1zApd3lfVrp/\n\tU0IGueiheAaLA==","To":"libcamera-devel@lists.libcamera.org","Date":"Fri, 2 Oct 2020 16:04:16 +0530","Message-Id":"<20201002103416.53623-4-email@uajain.com>","In-Reply-To":"<20201002103416.53623-1-email@uajain.com>","References":"<20201002103416.53623-1-email@uajain.com>","Mime-Version":"1.0","Subject":"[libcamera-devel] [PATCH v1 3/3] [DNI] Add HOWTO scaler\n\tinstructions for future reference","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"---\n scaler-instructions.txt | 18 ++++++++++++++++++\n 1 file changed, 18 insertions(+)\n create mode 100644 scaler-instructions.txt","diff":"diff --git a/scaler-instructions.txt b/scaler-instructions.txt\nnew file mode 100644\nindex 0000000..3151db3\n--- /dev/null\n+++ b/scaler-instructions.txt\n@@ -0,0 +1,18 @@\n+# Build uajain/exif-scaler-NV12 tester with -Dandroid=enabled\n+# Load the vivid module if not done already\n+\n+# Capture few frames in NV12 from cam\n+./build/src/cam/cam -c vivid -C2 -F -s pixelformat=NV12\n+\n+# Note down scaled down image's size from the above capture's o/p $size\n+# scaled down raw output is written to /tmp\n+\n+cd /tmp\n+~/src/raw2rgbpnm/raw2rgbpnm -s $size -f RGB24 30-09-2020.18-47-29.0.raw thumbnail.ppm\n+\n+# View new.ppm\n+eog thumbnail.ppm\n+\n+---\n+\n+raw2rgbpnm git : git://git.retiisi.eu/~sailus/raw2rgbpnm.git\n","prefixes":["libcamera-devel","v1","3/3","DNI"]}