[{"id":27623,"web_url":"https://patchwork.libcamera.org/comment/27623/","msgid":"","date":"2023-07-27T14:21:40","subject":"Re: [libcamera-devel] [PATCH] pipeline: rpi: Don't call\n\ttoV4L2DeviceFormat() from validate()","submitter":{"id":143,"url":"https://patchwork.libcamera.org/api/people/143/","name":"Jacopo Mondi","email":"jacopo.mondi@ideasonboard.com"},"content":"Hi Naush\n\nOn Thu, Jul 27, 2023 at 02:01:07PM +0100, Naushir Patuck wrote:\n> Don't make an unnecessary call to toV4L2DeviceFormat() from validate()\n> to get a V4L2DeviceFormat. Instead, the conversion can happen directly\n> from the RAW stream PixelFormat.\n>\n> Signed-off-by: Naushir Patuck \n> ---\n> src/libcamera/pipeline/rpi/common/pipeline_base.cpp | 7 ++++---\n> 1 file changed, 4 insertions(+), 3 deletions(-)\n>\n> diff --git a/src/libcamera/pipeline/rpi/common/pipeline_base.cpp b/src/libcamera/pipeline/rpi/common/pipeline_base.cpp\n> index e0fbeec37fe9..97acafbbb728 100644\n> --- a/src/libcamera/pipeline/rpi/common/pipeline_base.cpp\n> +++ b/src/libcamera/pipeline/rpi/common/pipeline_base.cpp\n> @@ -226,10 +226,11 @@ CameraConfiguration::Status RPiCameraConfiguration::validate()\n> \t/* Further fixups on the RAW streams. */\n> \tfor (auto &raw : rawStreams) {\n> \t\tStreamConfiguration &cfg = config_.at(raw.index);\n> -\t\tV4L2DeviceFormat rawFormat;\n>\n> -\t\tBayerFormat::Packing packing = BayerFormat::fromPixelFormat(cfg.pixelFormat).packing;\n> -\t\trawFormat = PipelineHandlerBase::toV4L2DeviceFormat(raw.dev, sensorFormat_, packing);\n\nIs the function still used ?\n\n> +\t\tV4L2DeviceFormat rawFormat;\n> +\t\trawFormat.fourcc = raw.dev->toV4L2PixelFormat(cfg.pixelFormat);\n> +\t\trawFormat.size = cfg.size;\n> +\t\trawFormat.colorSpace = cfg.colorSpace;\n>\n> \t\tint ret = raw.dev->tryFormat(&rawFormat);\n> \t\tif (ret)\n> --\n> 2.34.1\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 DB0ABBDB13\n\tfor ;\n\tThu, 27 Jul 2023 14:21:46 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 39F3B628BC;\n\tThu, 27 Jul 2023 16:21:46 +0200 (CEST)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 15CAA600F7\n\tfor ;\n\tThu, 27 Jul 2023 16:21:44 +0200 (CEST)","from ideasonboard.com (mob-5-91-19-250.net.vodafone.it\n\t[5.91.19.250])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 4F6F02E4;\n\tThu, 27 Jul 2023 16:20:44 +0200 (CEST)"],"DKIM-Signature":["v=1; a=rsa-sha256; c=relaxed/simple; d=libcamera.org;\n\ts=mail; t=1690467706;\n\tbh=uH6V+/iXuq32a7plPxEVKbVugiGn2DBaYnOV2qey+TU=;\n\th=Date:To:References:In-Reply-To:Subject:List-Id:List-Unsubscribe:\n\tList-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc:\n\tFrom;\n\tb=rBVt/ho8/jJmmqgoEBTZCIiuL7gMjM/2FW3NzO05Ncq25g8hjx2A+wzCYM+6Z1nsx\n\tj33LzSqwJwJgtUxCj9l/9At8mk5TKOUz0Ic4KU4liyb2scQmP0bFUoLjDSVGP1fJLu\n\t9g5hD0EqJL+8Fvvv6O7dawQXPUvkSX1CqAodErOblaFg91oSFEbCiEBtW0Pyym+LsT\n\tv97sNB/hKnwkjJ2ymUBgyBW0SWAPdY61AGiJBnEJYBWqxpPFZEgAUlm5efkVGNxniZ\n\tfqH9X7sJG6U2x49PFLD6sB5EDphanoALiF2zBlwLLY7REzPVglV1dA/yi0VTQd+Ba0\n\tIf5wHXBnB5XVw==","v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1690467644;\n\tbh=uH6V+/iXuq32a7plPxEVKbVugiGn2DBaYnOV2qey+TU=;\n\th=Date:From:To:Cc:Subject:References:In-Reply-To:From;\n\tb=ukTr0L3PT1JTcVT3l7iUwXoZTZTM9RUUv/ZZ/cke5mC8h2qqxcn06H3uF6wPOxKqw\n\t894BfViZkMf5tcGfZ9dRs4UGB7yr6FQRc3IrhABkh+B1bi7L3hkdyf7pSA2rZXomUC\n\tzIKE1ZsXW8eobvbnk0piC5LuPAd2fIqdfr3LUg1M="],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"ukTr0L3P\"; dkim-atps=neutral","Date":"Thu, 27 Jul 2023 16:21:40 +0200","To":"Naushir Patuck ","Message-ID":"","References":"<20230727130107.20891-1-naush@raspberrypi.com>","MIME-Version":"1.0","Content-Type":"text/plain; charset=utf-8","Content-Disposition":"inline","In-Reply-To":"<20230727130107.20891-1-naush@raspberrypi.com>","Subject":"Re: [libcamera-devel] [PATCH] pipeline: rpi: Don't call\n\ttoV4L2DeviceFormat() from validate()","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","From":"Jacopo Mondi via libcamera-devel ","Reply-To":"Jacopo Mondi ","Cc":"Jacopo Mondi ,\n\tlibcamera-devel@lists.libcamera.org","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "}},{"id":27625,"web_url":"https://patchwork.libcamera.org/comment/27625/","msgid":"","date":"2023-07-27T14:32:52","subject":"Re: [libcamera-devel] [PATCH] pipeline: rpi: Don't call\n\ttoV4L2DeviceFormat() from validate()","submitter":{"id":34,"url":"https://patchwork.libcamera.org/api/people/34/","name":"Naushir Patuck","email":"naush@raspberrypi.com"},"content":"Hi Jacopo,\n\nOn Thu, 27 Jul 2023 at 15:21, Jacopo Mondi\n wrote:\n>\n> Hi Naush\n>\n> On Thu, Jul 27, 2023 at 02:01:07PM +0100, Naushir Patuck wrote:\n> > Don't make an unnecessary call to toV4L2DeviceFormat() from validate()\n> > to get a V4L2DeviceFormat. Instead, the conversion can happen directly\n> > from the RAW stream PixelFormat.\n> >\n> > Signed-off-by: Naushir Patuck \n> > ---\n> > src/libcamera/pipeline/rpi/common/pipeline_base.cpp | 7 ++++---\n> > 1 file changed, 4 insertions(+), 3 deletions(-)\n> >\n> > diff --git a/src/libcamera/pipeline/rpi/common/pipeline_base.cpp b/src/libcamera/pipeline/rpi/common/pipeline_base.cpp\n> > index e0fbeec37fe9..97acafbbb728 100644\n> > --- a/src/libcamera/pipeline/rpi/common/pipeline_base.cpp\n> > +++ b/src/libcamera/pipeline/rpi/common/pipeline_base.cpp\n> > @@ -226,10 +226,11 @@ CameraConfiguration::Status RPiCameraConfiguration::validate()\n> > /* Further fixups on the RAW streams. */\n> > for (auto &raw : rawStreams) {\n> > StreamConfiguration &cfg = config_.at(raw.index);\n> > - V4L2DeviceFormat rawFormat;\n> >\n> > - BayerFormat::Packing packing = BayerFormat::fromPixelFormat(cfg.pixelFormat).packing;\n> > - rawFormat = PipelineHandlerBase::toV4L2DeviceFormat(raw.dev, sensorFormat_, packing);\n>\n> Is the function still used ?\n\nYes, it does get used in vc4.cpp. Essentially it converts from a\nV4L2SubdeviceFormat to V4L2DeviceFormat for any given packing mode.\n\nRegards,\nNaush\n\n>\n> > + V4L2DeviceFormat rawFormat;\n> > + rawFormat.fourcc = raw.dev->toV4L2PixelFormat(cfg.pixelFormat);\n> > + rawFormat.size = cfg.size;\n> > + rawFormat.colorSpace = cfg.colorSpace;\n> >\n> > int ret = raw.dev->tryFormat(&rawFormat);\n> > if (ret)\n> > --\n> > 2.34.1\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 4495BBDB13\n\tfor ;\n\tThu, 27 Jul 2023 14:33:09 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 04D14628BE;\n\tThu, 27 Jul 2023 16:33:09 +0200 (CEST)","from mail-yw1-x1129.google.com (mail-yw1-x1129.google.com\n\t[IPv6:2607:f8b0:4864:20::1129])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 46A55628BC\n\tfor ;\n\tThu, 27 Jul 2023 16:33:07 +0200 (CEST)","by mail-yw1-x1129.google.com with SMTP id\n\t00721157ae682-583f837054eso10875037b3.3\n\tfor ;\n\tThu, 27 Jul 2023 07:33:07 -0700 (PDT)"],"DKIM-Signature":["v=1; 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charset=\"UTF-8\"","Subject":"Re: [libcamera-devel] [PATCH] pipeline: rpi: Don't call\n\ttoV4L2DeviceFormat() from validate()","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","From":"Naushir Patuck via libcamera-devel\n\t","Reply-To":"Naushir Patuck ","Cc":"libcamera-devel@lists.libcamera.org","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "}},{"id":27634,"web_url":"https://patchwork.libcamera.org/comment/27634/","msgid":"","date":"2023-07-31T08:25:18","subject":"Re: [libcamera-devel] [PATCH] pipeline: rpi: Don't call\n\ttoV4L2DeviceFormat() from validate()","submitter":{"id":143,"url":"https://patchwork.libcamera.org/api/people/143/","name":"Jacopo Mondi","email":"jacopo.mondi@ideasonboard.com"},"content":"Hi Naush\n\nOn Thu, Jul 27, 2023 at 03:32:52PM +0100, Naushir Patuck wrote:\n> Hi Jacopo,\n>\n> On Thu, 27 Jul 2023 at 15:21, Jacopo Mondi\n> wrote:\n> >\n> > Hi Naush\n> >\n> > On Thu, Jul 27, 2023 at 02:01:07PM +0100, Naushir Patuck wrote:\n> > > Don't make an unnecessary call to toV4L2DeviceFormat() from validate()\n> > > to get a V4L2DeviceFormat. Instead, the conversion can happen directly\n> > > from the RAW stream PixelFormat.\n> > >\n> > > Signed-off-by: Naushir Patuck \n> > > ---\n> > > src/libcamera/pipeline/rpi/common/pipeline_base.cpp | 7 ++++---\n> > > 1 file changed, 4 insertions(+), 3 deletions(-)\n> > >\n> > > diff --git a/src/libcamera/pipeline/rpi/common/pipeline_base.cpp b/src/libcamera/pipeline/rpi/common/pipeline_base.cpp\n> > > index e0fbeec37fe9..97acafbbb728 100644\n> > > --- a/src/libcamera/pipeline/rpi/common/pipeline_base.cpp\n> > > +++ b/src/libcamera/pipeline/rpi/common/pipeline_base.cpp\n> > > @@ -226,10 +226,11 @@ CameraConfiguration::Status RPiCameraConfiguration::validate()\n> > > /* Further fixups on the RAW streams. */\n> > > for (auto &raw : rawStreams) {\n> > > StreamConfiguration &cfg = config_.at(raw.index);\n> > > - V4L2DeviceFormat rawFormat;\n> > >\n> > > - BayerFormat::Packing packing = BayerFormat::fromPixelFormat(cfg.pixelFormat).packing;\n> > > - rawFormat = PipelineHandlerBase::toV4L2DeviceFormat(raw.dev, sensorFormat_, packing);\n> >\n> > Is the function still used ?\n>\n> Yes, it does get used in vc4.cpp. Essentially it converts from a\n> V4L2SubdeviceFormat to V4L2DeviceFormat for any given packing mode.\n>\n\nAh sorry, I did a wrong `git grep` indeed :/\n\nI guess there is no way we can get rid of this during ::platfomConfigure() as\nwe cannot bet on having a RAW PixelFormat as we do in this loop.\n\nBut anyway, the simplification here is good\n\nReviewed-by: Jacopo Mondi \n\nThanks\n j\n\n> Regards,\n> Naush\n>\n> >\n> > > + V4L2DeviceFormat rawFormat;\n> > > + rawFormat.fourcc = raw.dev->toV4L2PixelFormat(cfg.pixelFormat);\n> > > + rawFormat.size = cfg.size;\n> > > + rawFormat.colorSpace = cfg.colorSpace;\n> > >\n> > > int ret = raw.dev->tryFormat(&rawFormat);\n> > > if (ret)\n> > > --\n> > > 2.34.1\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 E9CBABDCBF\n\tfor ;\n\tMon, 31 Jul 2023 08:25:24 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 477B0627EB;\n\tMon, 31 Jul 2023 10:25:24 +0200 (CEST)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 1E83B6037D\n\tfor ;\n\tMon, 31 Jul 2023 10:25:23 +0200 (CEST)","from ideasonboard.com (mob-5-90-53-43.net.vodafone.it [5.90.53.43])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 9E7482E4;\n\tMon, 31 Jul 2023 10:24:20 +0200 (CEST)"],"DKIM-Signature":["v=1; a=rsa-sha256; c=relaxed/simple; d=libcamera.org;\n\ts=mail; t=1690791924;\n\tbh=rzHDpqXrYbfh+0whe8w2A8cGbBkgK7MW1z4D8BdN6tQ=;\n\th=Date:To:References:In-Reply-To:Subject:List-Id:List-Unsubscribe:\n\tList-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc:\n\tFrom;\n\tb=aKFZl0l4Y8IhcgII+pJUGXMjE1P7VrSmgT6tzUzjw1IkeIqlMis8GtAp2eHmgNtsw\n\ty7KRaXto/rB3lKgwCHwYaPhdezGEc3tywtdaN8ZSZU1ZPJg+dpTRKrxs7VsonsDClx\n\tycw0OSsZKiS1b5WSpcSRoDTWlhrJmyXw+zamNG+Z76YJcmqGl7S+zBhA3o44wayBiI\n\tDw1kzNfT51VDMkGg84mlwtpDa68l27DINf+9wF+OCx6iE8AMjmXUZ+NIWtM+EDv+zR\n\tObQxjrrJiVL6wu5U+SFXM3pORkihTfAXlro+ncoI/rzJHWthr9qQbK/cntqV4pCjSs\n\tfeD8St2w+2J8Q==","v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1690791860;\n\tbh=rzHDpqXrYbfh+0whe8w2A8cGbBkgK7MW1z4D8BdN6tQ=;\n\th=Date:From:To:Cc:Subject:References:In-Reply-To:From;\n\tb=IiK7DkzCgL466//BKqfBaHOlosKxK1lGFzcBJCC8hnvPRGOP0LIYNEAKk4D91BYEK\n\t8tqVZwKB1HsCsSC41TDuf348sArfrO039SQP7bvoqPl4tl+aW46N9lkyw2wJVFtwzA\n\t8vqq/nW9Tjq8cecggj4sx+aFhAj+4wHB8Whq8r4A="],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"IiK7DkzC\"; dkim-atps=neutral","Date":"Mon, 31 Jul 2023 10:25:18 +0200","To":"Naushir Patuck ","Message-ID":"","References":"<20230727130107.20891-1-naush@raspberrypi.com>\n\t\n\t","MIME-Version":"1.0","Content-Type":"text/plain; charset=utf-8","Content-Disposition":"inline","In-Reply-To":"","Subject":"Re: [libcamera-devel] [PATCH] pipeline: rpi: Don't call\n\ttoV4L2DeviceFormat() from validate()","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","From":"Jacopo Mondi via libcamera-devel ","Reply-To":"Jacopo Mondi ","Cc":"Jacopo Mondi ,\n\tlibcamera-devel@lists.libcamera.org","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "}}]