From patchwork Tue Oct 13 15:12:35 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Kieran Bingham X-Patchwork-Id: 10050 Return-Path: X-Original-To: parsemail@patchwork.libcamera.org Delivered-To: parsemail@patchwork.libcamera.org Received: from lancelot.ideasonboard.com (lancelot.ideasonboard.com [92.243.16.209]) by patchwork.libcamera.org (Postfix) with ESMTPS id CA4B9BEEDF for ; Tue, 13 Oct 2020 15:12:53 +0000 (UTC) Received: from lancelot.ideasonboard.com (localhost [IPv6:::1]) by lancelot.ideasonboard.com (Postfix) with ESMTP id 9BFAC60F2A; Tue, 13 Oct 2020 17:12:53 +0200 (CEST) Authentication-Results: lancelot.ideasonboard.com; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="rEubadKS"; dkim-atps=neutral Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id DBE7060E66 for ; Tue, 13 Oct 2020 17:12:47 +0200 (CEST) Received: from Q.local (cpc89244-aztw30-2-0-cust3082.18-1.cable.virginm.net [86.31.172.11]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 6E9CDBA9; Tue, 13 Oct 2020 17:12:47 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1602601967; bh=EdfYt/6nzPtXVmt7VxkKXUrrxHaH6IAUchYBuxcNe54=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rEubadKS1pcKalisqf6ud6PQGPJYkE7k8XMBBydU8FQVWcQUypHfYfw/rm1K2VC1f RVDpmO/XHeh2RRGXXXYdNT+iHtLvMm32n8TrJndjsBb1K3VGw7EOMMUMo5/MQEbAjC P3/ht/Y0WJuepbA/iA8cUpKWtZvVKS/4jO5r20TQ= From: Kieran Bingham To: libcamera devel Date: Tue, 13 Oct 2020 16:12:35 +0100 Message-Id: <20201013151241.3557005-5-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 04/10] libcamera: pipeline: Prevent variable aliasing X-BeenThere: libcamera-devel@lists.libcamera.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libcamera-devel-bounces@lists.libcamera.org Sender: "libcamera-devel" Remove variable aliasing within the pipeline handler implementations. Signed-off-by: Kieran Bingham Reviewed-by: Niklas Söderlund Reviewed-by: Laurent Pinchart --- src/libcamera/pipeline/raspberrypi/raspberrypi.cpp | 6 +++--- src/libcamera/pipeline/simple/converter.cpp | 8 ++++---- src/libcamera/pipeline/simple/simple.cpp | 4 ++-- src/libcamera/pipeline/uvcvideo/uvcvideo.cpp | 4 ++-- 4 files changed, 11 insertions(+), 11 deletions(-) diff --git a/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp b/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp index 26dbd2573e04..85e0a1f26ab6 100644 --- a/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp +++ b/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp @@ -512,9 +512,9 @@ CameraConfiguration *PipelineHandlerRPi::generateConfiguration(Camera *camera, /* Translate the V4L2PixelFormat to PixelFormat. */ std::map> deviceFormats; for (const auto &format : fmts) { - PixelFormat pixelFormat = format.first.toPixelFormat(); - if (pixelFormat.isValid()) - deviceFormats[pixelFormat] = format.second; + PixelFormat pf = format.first.toPixelFormat(); + if (pf.isValid()) + deviceFormats[pf] = format.second; } /* Add the stream format based on the device node used for the use case. */ diff --git a/src/libcamera/pipeline/simple/converter.cpp b/src/libcamera/pipeline/simple/converter.cpp index 75fb297ebd58..2b541cd2bb3f 100644 --- a/src/libcamera/pipeline/simple/converter.cpp +++ b/src/libcamera/pipeline/simple/converter.cpp @@ -72,11 +72,11 @@ std::vector SimpleConverter::formats(PixelFormat input) * Set the format on the input side (V4L2 output) of the converter to * enumerate the conversion capabilities on its output (V4L2 capture). */ - V4L2DeviceFormat format; - format.fourcc = m2m_->output()->toV4L2PixelFormat(input); - format.size = { 1, 1 }; + V4L2DeviceFormat v4l2Format; + v4l2Format.fourcc = m2m_->output()->toV4L2PixelFormat(input); + v4l2Format.size = { 1, 1 }; - int ret = m2m_->output()->setFormat(&format); + int ret = m2m_->output()->setFormat(&v4l2Format); if (ret < 0) { LOG(SimplePipeline, Error) << "Failed to set format: " << strerror(-ret); diff --git a/src/libcamera/pipeline/simple/simple.cpp b/src/libcamera/pipeline/simple/simple.cpp index 7adb17e2d1db..999c44515023 100644 --- a/src/libcamera/pipeline/simple/simple.cpp +++ b/src/libcamera/pipeline/simple/simple.cpp @@ -314,8 +314,8 @@ int SimpleCameraData::init() config.outputSizes = converter->sizes(format.size); - for (PixelFormat format : converter->formats(pixelFormat)) - formats_[format] = config; + for (PixelFormat fmt : converter->formats(pixelFormat)) + formats_[fmt] = config; } } diff --git a/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp b/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp index 8ec0dac1e689..54ba1b87bb3e 100644 --- a/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp +++ b/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp @@ -490,8 +490,8 @@ int UVCCameraData::init(MediaDevice *media) /* Locate and initialise the camera data with the default video node. */ const std::vector &entities = media->entities(); auto entity = std::find_if(entities.begin(), entities.end(), - [](MediaEntity *entity) { - return entity->flags() & MEDIA_ENT_FL_DEFAULT; + [](MediaEntity *e) { + return e->flags() & MEDIA_ENT_FL_DEFAULT; }); if (entity == entities.end()) { LOG(UVC, Error) << "Could not find a default video device";