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{ "id": 10048, "url": "https://patchwork.libcamera.org/api/patches/10048/?format=api", "web_url": "https://patchwork.libcamera.org/patch/10048/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20201013151241.3557005-3-kieran.bingham@ideasonboard.com>", "date": "2020-10-13T15:12:33", "name": "[libcamera-devel,02/10] qcam: main_window: Re-use existing variable", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "8f5ac7776974252281cba70dcec05d716c48c2af", "submitter": { "id": 4, "url": "https://patchwork.libcamera.org/api/people/4/?format=api", "name": "Kieran Bingham", "email": "kieran.bingham@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/10048/mbox/", "series": [ { "id": 1374, "url": "https://patchwork.libcamera.org/api/series/1374/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1374", "date": "2020-10-13T15:12:31", "name": "Shadowed Variables", "version": 1, "mbox": "https://patchwork.libcamera.org/series/1374/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/10048/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/10048/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "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 C93F7BEEDF\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 13 Oct 2020 15:12:50 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id E45A560E91;\n\tTue, 13 Oct 2020 17:12:49 +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 334B060CE6\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tTue, 13 Oct 2020 17:12:47 +0200 (CEST)", "from Q.local (cpc89244-aztw30-2-0-cust3082.18-1.cable.virginm.net\n\t[86.31.172.11])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id BC175145A;\n\tTue, 13 Oct 2020 17:12:46 +0200 (CEST)" ], "Authentication-Results": "lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (1024-bit key;\n\tunprotected) header.d=ideasonboard.com header.i=@ideasonboard.com\n\theader.b=\"tvrJi/6A\"; dkim-atps=neutral", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1602601966;\n\tbh=Jyfi7wYROCyEPQP7NodcAjHolsg4ukdOQ9yCEJWSNPo=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=tvrJi/6AyrfQ9ZclzV/RsmrubKXNVyS9BQ1Myw+SgDiOJihk0iHy5sekNHDtVGttU\n\tpOo+z9QTtOv8qtIRu6GpGui2wfHSoHp2PxmPwhXemx+zNOlvqYaEgusAvHJcori8/w\n\t6k/BiU3QRkRcNK5AMLZlgRJng3arIdQ3FrdDtdok=", "From": "Kieran Bingham <kieran.bingham@ideasonboard.com>", "To": "libcamera devel <libcamera-devel@lists.libcamera.org>", "Date": "Tue, 13 Oct 2020 16:12:33 +0100", "Message-Id": "<20201013151241.3557005-3-kieran.bingham@ideasonboard.com>", "X-Mailer": "git-send-email 2.25.1", "In-Reply-To": "<20201013151241.3557005-1-kieran.bingham@ideasonboard.com>", "References": "<20201013151241.3557005-1-kieran.bingham@ideasonboard.com>", "MIME-Version": "1.0", "Subject": "[libcamera-devel] [PATCH 02/10] qcam: main_window: Re-use existing\n\tvariable", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "Content-Type": "text/plain; charset=\"us-ascii\"", "Content-Transfer-Encoding": "7bit", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "The queueRequest function creates FrameBuffer pointer which aliases the\nexisting and passed in buffer pointer.\n\nWhen the captureRaw_ scope is executed, the original FrameBuffer *buffer\nis not used any more.\n\nRe-use it rather than creating a new variable with the same name.\n\nSigned-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>\n---\n src/qcam/main_window.cpp | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/src/qcam/main_window.cpp b/src/qcam/main_window.cpp\nindex 0cbdab9a6bce..0e50768aa386 100644\n--- a/src/qcam/main_window.cpp\n+++ b/src/qcam/main_window.cpp\n@@ -769,7 +769,7 @@ void MainWindow::queueRequest(FrameBuffer *buffer)\n \trequest->addBuffer(vfStream_, buffer);\n \n \tif (captureRaw_) {\n-\t\tFrameBuffer *buffer = nullptr;\n+\t\tbuffer = nullptr;\n \n \t\t{\n \t\t\tQMutexLocker locker(&mutex_);\n", "prefixes": [ "libcamera-devel", "02/10" ] }