[{"id":37179,"web_url":"https://patchwork.libcamera.org/comment/37179/","msgid":"","date":"2025-12-03T12:32:55","subject":"Re: [PATCH v16 0/9] Enable raw streams with software ISP","submitter":{"id":49,"url":"https://patchwork.libcamera.org/api/people/49/","name":"Pavel Machek","email":"pavel@ucw.cz"},"content":"Hi!\n\n\n> This makes raw streams working again in ?simple? pipeline when software\n> ISP is enabled for the given device. At most one raw stream and one\n> processed stream (possibly both at once) are supported.\n> \n> An example ?cam? invocation requesting a raw stream rather than a debayered stream:\n> \n> cam -c1 -C8 -s role=raw,width=1920,height=1080 -Ffile#.raw\n> \n> Or for both raw and processed streams:\n> \n> cam -c1 -C8 -Ffile# \\\n> -s role=viewfinder,width=1920,height=1080,pixelformat=RGB888 \\\n> -s role=raw,width=3280,height=2464,pixelformat=SRGGB8\n\nThanks for doing this.\n\n> When only a raw stream is requested, there are no exposure/gain\n> adjustments applied. This could be improved in future, once software\n> ISP gets a mechanism to gather image statistics without processing and\n> using them to make the adjustments, or once manual exposure controls are\n> added to software ISP. In the meantime, exposure must be changed\n> externally.\n\nYes, AE when raw stream is requested would be nice.\n\nCould I ask for Cc with next version of patches? I'm not subscribed on\nthe list, and list archives damage the patches significantly.\n\n> Tested-by: Kieran Bingham \n\nI got it to work on Librem 5 with mcam. No detailed tests yet, but I\ndo get different data from different streams.\n\nTested-by: Pavel Machek \n\nThanks,\n\t\t\t\t\t\t\t\tPavel","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 A5ED9BD80A\n\tfor ;\n\tWed, 3 Dec 2025 12:32:59 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id D522060E40;\n\tWed, 3 Dec 2025 13:32:58 +0100 (CET)","from jabberwock.ucw.cz (jabberwock.ucw.cz [46.255.230.98])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id A5955609D8\n\tfor ;\n\tWed, 3 Dec 2025 13:32:56 +0100 (CET)","by jabberwock.ucw.cz (Postfix, from userid 1017)\n\tid 0770F1C008F; Wed, 3 Dec 2025 13:32:56 +0100 (CET)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ucw.cz header.i=@ucw.cz header.b=\"nMBJrvOg\";\n\tdkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed; d=ucw.cz; s=gen1;\n\tt=1764765176;\n\th=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n\tto:to:cc:mime-version:mime-version:content-type:content-type:\n\tin-reply-to:in-reply-to:references:references;\n\tbh=EBALMFxQd/lMCfQq4Err+uHTg7BedTBd6OKSCkGbLsY=;\n\tb=nMBJrvOgFKyvJDk3S3C+VnPjwu+x5EFjn70nsYcvMS/IsU2uHOrshKWO0agdxdCm+0Etly\n\tsKLYdqfBGc7rPL4c2wLC5iBI4qgtVXhB3v1jZnJJlPo1aj0NONJN3+aXMyMjdz6jzX7l1y\n\t4D2VRQoES2R/cnd2zCr/yJVE23BgYSc=","Date":"Wed, 3 Dec 2025 13:32:55 +0100","From":"Pavel Machek ","To":"Milan Zamazal , libcamera-devel@lists.libcamera.org","Subject":"Re: [PATCH v16 0/9] Enable raw streams with software ISP","Message-ID":"","References":"<20251127211932.122463-1-mzamazal@redhat.com>","MIME-Version":"1.0","Content-Type":"multipart/signed; micalg=pgp-sha1;\n\tprotocol=\"application/pgp-signature\"; boundary=\"qCX0vPCeqLDRkexM\"","Content-Disposition":"inline","In-Reply-To":"<20251127211932.122463-1-mzamazal@redhat.com>","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","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "}},{"id":37212,"web_url":"https://patchwork.libcamera.org/comment/37212/","msgid":"<85ldjikxx6.fsf@mzamazal-thinkpadp1gen7.tpbc.csb>","date":"2025-12-04T16:35:17","subject":"Re: [PATCH v16 0/9] Enable raw streams with software ISP","submitter":{"id":177,"url":"https://patchwork.libcamera.org/api/people/177/","name":"Milan Zamazal","email":"mzamazal@redhat.com"},"content":"Hi Pavel,\n\nPavel Machek writes:\n\n> Hi!\n>\n>\n>> This makes raw streams working again in ?simple? pipeline when software\n>> ISP is enabled for the given device. At most one raw stream and one\n>> processed stream (possibly both at once) are supported.\n>> \n>> An example ?cam? invocation requesting a raw stream rather than a debayered stream:\n>> \n>> cam -c1 -C8 -s role=raw,width=1920,height=1080 -Ffile#.raw\n>> \n>> Or for both raw and processed streams:\n>> \n>> cam -c1 -C8 -Ffile# \\\n>> -s role=viewfinder,width=1920,height=1080,pixelformat=RGB888 \\\n>> -s role=raw,width=3280,height=2464,pixelformat=SRGGB8\n>\n> Thanks for doing this.\n>\n>> When only a raw stream is requested, there are no exposure/gain\n>> adjustments applied. This could be improved in future, once software\n>> ISP gets a mechanism to gather image statistics without processing and\n>> using them to make the adjustments, or once manual exposure controls are\n>> added to software ISP. In the meantime, exposure must be changed\n>> externally.\n>\n> Yes, AE when raw stream is requested would be nice.\n>\n> Could I ask for Cc with next version of patches? I'm not subscribed on\n> the list, and list archives damage the patches significantly.\n\nOK. The patches can be accessed also from\nhttps://patchwork.libcamera.org/project/libcamera/list/, which may work\nbetter than the mailing list archive and provides a way to import the\npatches to your git tree.\n\n>> Tested-by: Kieran Bingham \n>\n> I got it to work on Librem 5 with mcam. No detailed tests yet, but I\n> do get different data from different streams.\n\nGreat, thanks for testing!\n\n> Tested-by: Pavel Machek \n>\n> Thanks,\n> \t\t\t\t\t\t\t\tPavel","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 A63CEBD80A\n\tfor ;\n\tThu, 4 Dec 2025 16:35:26 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id D61F661136;\n\tThu, 4 Dec 2025 17:35:25 +0100 (CET)","from us-smtp-delivery-124.mimecast.com\n\t(us-smtp-delivery-124.mimecast.com [170.10.133.124])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 7B472609E0\n\tfor ;\n\tThu, 4 Dec 2025 17:35:23 +0100 (CET)","from mail-wm1-f71.google.com (mail-wm1-f71.google.com\n\t[209.85.128.71]) by relay.mimecast.com with ESMTP with STARTTLS\n\t(version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id\n\tus-mta-654-70iRgQybOXCJnEE5t4o8_Q-1; Thu, 04 Dec 2025 11:35:20 -0500","by mail-wm1-f71.google.com with SMTP id\n\t5b1f17b1804b1-477b8a667bcso15801635e9.2\n\tfor ;\n\tThu, 04 Dec 2025 08:35:20 -0800 (PST)","from mzamazal-thinkpadp1gen7.tpbc.csb\n\t(ip-77-48-47-2.net.vodafone.cz. 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