[{"id":38030,"web_url":"https://patchwork.libcamera.org/comment/38030/","msgid":"<85h5s3td11.fsf@mzamazal-thinkpadp1gen7.tpbc.csb>","date":"2026-01-30T14:01:46","subject":"Re: [PATCH v1] meson: Add `libtiff` option to control libtiff\n\tdependency","submitter":{"id":177,"url":"https://patchwork.libcamera.org/api/people/177/","name":"Milan Zamazal","email":"mzamazal@redhat.com"},"content":"Barnabás Pőcze writes:\n\n> Previously it was not possible to disable libtiff usage if it was\n> detected. Fix that by adding a meson feature option.\n>\n> Signed-off-by: Barnabás Pőcze \n> ---\n> meson_options.txt | 5 +++++\n> src/apps/meson.build | 2 +-\n> 2 files changed, 6 insertions(+), 1 deletion(-)\n>\n> diff --git a/meson_options.txt b/meson_options.txt\n> index 58cf52ad1..8ad0de118 100644\n> --- a/meson_options.txt\n> +++ b/meson_options.txt\n> @@ -62,6 +62,11 @@ option('libdw',\n> value : 'auto',\n> description : 'Enable libdw integration for backtrace symbolization')\n> \n> +option('libtiff',\n> + type : 'feature',\n> + value : 'auto',\n> + description : 'Enable libtiff integration the cam and qcam applications for creating DNG files')\n\n\"... *in* the cam and qcam ...\"?\n\n> +\n> option('libunwind',\n> type : 'feature',\n> value : 'auto',\n> diff --git a/src/apps/meson.build b/src/apps/meson.build\n> index af632b9a7..63ef6f173 100644\n> --- a/src/apps/meson.build\n> +++ b/src/apps/meson.build\n> @@ -10,7 +10,7 @@ if not libevent.found()\n> libevent = dependency('libevent_pthreads', required : opt_lc_compliance)\n> endif\n> \n> -libtiff = dependency('libtiff-4', required : false)\n> +libtiff = dependency('libtiff-4', required : get_option('libtiff'))\n> \n> subdir('common')","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 603FCC3226\n\tfor ;\n\tFri, 30 Jan 2026 14:01:54 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 1A68D61FCE;\n\tFri, 30 Jan 2026 15:01:54 +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 1E99F61FC6\n\tfor ;\n\tFri, 30 Jan 2026 15:01:52 +0100 (CET)","from mail-wm1-f70.google.com (mail-wm1-f70.google.com\n\t[209.85.128.70]) by relay.mimecast.com with ESMTP with STARTTLS\n\t(version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id\n\tus-mta-20-S2wfyQq9O3uW54RgmgGVzA-1; Fri, 30 Jan 2026 09:01:49 -0500","by mail-wm1-f70.google.com with SMTP id\n\t5b1f17b1804b1-4806a27aa31so21431125e9.2\n\tfor ;\n\tFri, 30 Jan 2026 06:01:49 -0800 (PST)","from mzamazal-thinkpadp1gen7.tpbc.csb\n\t(ip-77-48-47-2.net.vodafone.cz. 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Fix that by adding a meson feature option.\n>>\n>> Signed-off-by: Barnabás Pőcze \n>> ---\n>> meson_options.txt | 5 +++++\n>> src/apps/meson.build | 2 +-\n>> 2 files changed, 6 insertions(+), 1 deletion(-)\n>>\n>> diff --git a/meson_options.txt b/meson_options.txt\n>> index 58cf52ad1..8ad0de118 100644\n>> --- a/meson_options.txt\n>> +++ b/meson_options.txt\n>> @@ -62,6 +62,11 @@ option('libdw',\n>> value : 'auto',\n>> description : 'Enable libdw integration for backtrace symbolization')\n>> \n>> +option('libtiff',\n>> + type : 'feature',\n>> + value : 'auto',\n>> + description : 'Enable libtiff integration the cam and qcam applications for creating DNG files')\n> \n> \"... *in* the cam and qcam ...\"?\n\nYes... I have only noticed after sending it, but it is fixed now.\n\n\n> \n>> +\n>> option('libunwind',\n>> type : 'feature',\n>> value : 'auto',\n>> diff --git a/src/apps/meson.build b/src/apps/meson.build\n>> index af632b9a7..63ef6f173 100644\n>> --- a/src/apps/meson.build\n>> +++ b/src/apps/meson.build\n>> @@ -10,7 +10,7 @@ if not libevent.found()\n>> libevent = dependency('libevent_pthreads', required : opt_lc_compliance)\n>> endif\n>> \n>> -libtiff = dependency('libtiff-4', required : false)\n>> +libtiff = dependency('libtiff-4', required : get_option('libtiff'))\n>> \n>> subdir('common')\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 6084ABD78E\n\tfor ;\n\tFri, 30 Jan 2026 14:05:18 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 18B8861FD8;\n\tFri, 30 Jan 2026 15:05:18 +0100 (CET)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 1219F61F84\n\tfor ;\n\tFri, 30 Jan 2026 15:05:16 +0100 (CET)","from [192.168.33.42] (185.221.142.123.nat.pool.zt.hu\n\t[185.221.142.123])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id A2ACA55C;\n\tFri, 30 Jan 2026 15:04:37 +0100 (CET)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"dTNqAgZ6\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1769781877;\n\tbh=wMRHK7IPke3dL6+hRqQZbylGCkxXraJ9ogDBqahvmmo=;\n\th=Date:Subject:To:Cc:References:From:In-Reply-To:From;\n\tb=dTNqAgZ6UhaPwHZfdVFRK6Cimm5pU8EYWShX1YieyJ76TIutvOmhl8VFjXtBe8qVl\n\tE+VwXL2jFRyL0UQQSEGN2Er98n+FyK1d+cUfSrtOsIYNiblDIJrvivXsVUdhbaURIU\n\tnjBZbK3xGfc545ggU0BLW5l+7HDnp+kckM1CUCv8=","Message-ID":"<40b7c0ba-c96b-4263-877c-bf59a0f7e122@ideasonboard.com>","Date":"Fri, 30 Jan 2026 15:05:12 +0100","MIME-Version":"1.0","User-Agent":"Mozilla Thunderbird","Subject":"Re: [PATCH v1] meson: Add `libtiff` option to control libtiff\n\tdependency","To":"Milan Zamazal ","Cc":"libcamera-devel@lists.libcamera.org","References":"<20260130113237.1595411-1-barnabas.pocze@ideasonboard.com>\n\t<85h5s3td11.fsf@mzamazal-thinkpadp1gen7.tpbc.csb>","From":"=?utf-8?q?Barnab=C3=A1s_P=C5=91cze?= ","Content-Language":"en-US, hu-HU","In-Reply-To":"<85h5s3td11.fsf@mzamazal-thinkpadp1gen7.tpbc.csb>","Content-Type":"text/plain; charset=UTF-8; format=flowed","Content-Transfer-Encoding":"8bit","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":38108,"web_url":"https://patchwork.libcamera.org/comment/38108/","msgid":"<20260206004010.GG1376807@killaraus.ideasonboard.com>","date":"2026-02-06T00:40:10","subject":"Re: [PATCH v1] meson: Add `libtiff` option to control libtiff\n\tdependency","submitter":{"id":2,"url":"https://patchwork.libcamera.org/api/people/2/","name":"Laurent Pinchart","email":"laurent.pinchart@ideasonboard.com"},"content":"Hi Barnabás,\n\nThank you for the patch.\n\nOn Fri, Jan 30, 2026 at 12:32:37PM +0100, Barnabás Pőcze wrote:\n> Previously it was not possible to disable libtiff usage if it was\n> detected. Fix that by adding a meson feature option.\n> \n> Signed-off-by: Barnabás Pőcze \n> ---\n> meson_options.txt | 5 +++++\n> src/apps/meson.build | 2 +-\n> 2 files changed, 6 insertions(+), 1 deletion(-)\n> \n> diff --git a/meson_options.txt b/meson_options.txt\n> index 58cf52ad1..8ad0de118 100644\n> --- a/meson_options.txt\n> +++ b/meson_options.txt\n> @@ -62,6 +62,11 @@ option('libdw',\n> value : 'auto',\n> description : 'Enable libdw integration for backtrace symbolization')\n> \n> +option('libtiff',\n> + type : 'feature',\n> + value : 'auto',\n> + description : 'Enable libtiff integration the cam and qcam applications for creating DNG files')\n> +\n\nCould we name this option dng or something similar ? It seems clearer\nfor the user to name options after the features they enable instead of\nthe dependency they use, when possible.\n\n> option('libunwind',\n> type : 'feature',\n> value : 'auto',\n> diff --git a/src/apps/meson.build b/src/apps/meson.build\n> index af632b9a7..63ef6f173 100644\n> --- a/src/apps/meson.build\n> +++ b/src/apps/meson.build\n> @@ -10,7 +10,7 @@ if not libevent.found()\n> libevent = dependency('libevent_pthreads', required : opt_lc_compliance)\n> endif\n> \n> -libtiff = dependency('libtiff-4', required : false)\n> +libtiff = dependency('libtiff-4', required : get_option('libtiff'))\n> \n> subdir('common')\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 BC18CBD78E\n\tfor ;\n\tFri, 6 Feb 2026 00:40:14 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id A57F062074;\n\tFri, 6 Feb 2026 01:40:13 +0100 (CET)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 2E63961FBF\n\tfor ;\n\tFri, 6 Feb 2026 01:40:12 +0100 (CET)","from killaraus.ideasonboard.com\n\t(2001-14ba-703d-e500--2a1.rev.dnainternet.fi\n\t[IPv6:2001:14ba:703d:e500::2a1])\n\tby perceval.ideasonboard.com (Postfix) with UTF8SMTPSA id C19E52E0;\n\tFri, 6 Feb 2026 01:39:28 +0100 (CET)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"abkSmo9P\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1770338368;\n\tbh=ajsCnRNBVhtNwwpnmsGv8Q7Bfq9HnYUEdpAcmewfM4g=;\n\th=Date:From:To:Cc:Subject:References:In-Reply-To:From;\n\tb=abkSmo9PYdgKYENZ8Ejhm/YMJj/tPWJaCZ0OBN/3DdjMxz61WEW7NMk98ILr0fPf9\n\t349dKbaiLtx5BOZHOR6ubNTKFWKt+D2daYOXaTWj9nSqeteQS4+EDkCdAmF7KPcFE0\n\tNNj6EzRxDqYGC8vtOXtL7VWUCw3ziR7Sgtqr8SX4=","Date":"Fri, 6 Feb 2026 02:40:10 +0200","From":"Laurent Pinchart ","To":"=?utf-8?q?Barnab=C3=A1s_P=C5=91cze?= ","Cc":"libcamera-devel@lists.libcamera.org","Subject":"Re: [PATCH v1] meson: Add `libtiff` option to control libtiff\n\tdependency","Message-ID":"<20260206004010.GG1376807@killaraus.ideasonboard.com>","References":"<20260130113237.1595411-1-barnabas.pocze@ideasonboard.com>","MIME-Version":"1.0","Content-Type":"text/plain; charset=utf-8","Content-Disposition":"inline","Content-Transfer-Encoding":"8bit","In-Reply-To":"<20260130113237.1595411-1-barnabas.pocze@ideasonboard.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":38113,"web_url":"https://patchwork.libcamera.org/comment/38113/","msgid":"","date":"2026-02-06T07:59:46","subject":"Re: [PATCH v1] meson: Add `libtiff` option to control libtiff\n\tdependency","submitter":{"id":216,"url":"https://patchwork.libcamera.org/api/people/216/","name":"Barnabás Pőcze","email":"barnabas.pocze@ideasonboard.com"},"content":"2026. 02. 06. 1:40 keltezéssel, Laurent Pinchart írta:\n> Hi Barnabás,\n> \n> Thank you for the patch.\n> \n> On Fri, Jan 30, 2026 at 12:32:37PM +0100, Barnabás Pőcze wrote:\n>> Previously it was not possible to disable libtiff usage if it was\n>> detected. Fix that by adding a meson feature option.\n>>\n>> Signed-off-by: Barnabás Pőcze \n>> ---\n>> meson_options.txt | 5 +++++\n>> src/apps/meson.build | 2 +-\n>> 2 files changed, 6 insertions(+), 1 deletion(-)\n>>\n>> diff --git a/meson_options.txt b/meson_options.txt\n>> index 58cf52ad1..8ad0de118 100644\n>> --- a/meson_options.txt\n>> +++ b/meson_options.txt\n>> @@ -62,6 +62,11 @@ option('libdw',\n>> value : 'auto',\n>> description : 'Enable libdw integration for backtrace symbolization')\n>> \n>> +option('libtiff',\n>> + type : 'feature',\n>> + value : 'auto',\n>> + description : 'Enable libtiff integration the cam and qcam applications for creating DNG files')\n>> +\n> \n> Could we name this option dng or something similar ? It seems clearer\n> for the user to name options after the features they enable instead of\n> the dependency they use, when possible.\n\nInitially I wanted to call it `{q,}cam-output-dng` or similar but the way\nthe build is set up makes it a bit more inconvenient. If we go with an option\nthat covers both, do you think \"app-output-dng\" would be an acceptable name?\n\n\n> \n>> option('libunwind',\n>> type : 'feature',\n>> value : 'auto',\n>> diff --git a/src/apps/meson.build b/src/apps/meson.build\n>> index af632b9a7..63ef6f173 100644\n>> --- a/src/apps/meson.build\n>> +++ b/src/apps/meson.build\n>> @@ -10,7 +10,7 @@ if not libevent.found()\n>> libevent = dependency('libevent_pthreads', required : opt_lc_compliance)\n>> endif\n>> \n>> -libtiff = dependency('libtiff-4', required : false)\n>> +libtiff = dependency('libtiff-4', required : get_option('libtiff'))\n>> \n>> subdir('common')\n>> \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 A50ACC31E9\n\tfor ;\n\tFri, 6 Feb 2026 07:59:53 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 84DBE62078;\n\tFri, 6 Feb 2026 08:59:52 +0100 (CET)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 6765B61FBF\n\tfor ;\n\tFri, 6 Feb 2026 08:59:50 +0100 (CET)","from [192.168.33.58] (185.221.141.206.nat.pool.zt.hu\n\t[185.221.141.206])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id C83072E0;\n\tFri, 6 Feb 2026 08:59:06 +0100 (CET)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"eE/2Vc9A\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1770364746;\n\tbh=iUjh3+MxFEmBAvWRyNH4eu94lNQ1ztYUUijxzN8vL9U=;\n\th=Date:Subject:To:Cc:References:From:In-Reply-To:From;\n\tb=eE/2Vc9AeTHzMDxtAspemAKPF54YX+WXrmNLfibfdTVanuuy1lBTVYAxb03UAh7Mo\n\tDXLSEX9VMeQ0q2+Kncx3INXA4RjLIhjdbbvWg2HKPCO72mMfD0jZkg2cbvzJ2Os60r\n\tEw3ZKKn+K2XKCgn5+qlf4QWL+1K1eBCfehtR6zok=","Message-ID":"","Date":"Fri, 6 Feb 2026 08:59:46 +0100","MIME-Version":"1.0","User-Agent":"Mozilla Thunderbird","Subject":"Re: [PATCH v1] meson: Add `libtiff` option to control libtiff\n\tdependency","To":"Laurent Pinchart ","Cc":"libcamera-devel@lists.libcamera.org","References":"<20260130113237.1595411-1-barnabas.pocze@ideasonboard.com>\n\t<20260206004010.GG1376807@killaraus.ideasonboard.com>","From":"=?utf-8?q?Barnab=C3=A1s_P=C5=91cze?= ","Content-Language":"en-US, hu-HU","In-Reply-To":"<20260206004010.GG1376807@killaraus.ideasonboard.com>","Content-Type":"text/plain; charset=UTF-8; format=flowed","Content-Transfer-Encoding":"8bit","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\" "}}]