From patchwork Thu Aug 13 09:57:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Niklas_S=C3=B6derlund?= X-Patchwork-Id: 9311 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 66EA5BD87D for ; Thu, 13 Aug 2020 09:57:45 +0000 (UTC) Received: from lancelot.ideasonboard.com (localhost [IPv6:::1]) by lancelot.ideasonboard.com (Postfix) with ESMTP id 3F268613BC; Thu, 13 Aug 2020 11:57:45 +0200 (CEST) Received: from vsp-unauthed02.binero.net (vsp-unauthed02.binero.net [195.74.38.227]) by lancelot.ideasonboard.com (Postfix) with ESMTPS id B765460DF1 for ; Thu, 13 Aug 2020 11:57:40 +0200 (CEST) X-Halon-ID: 6ba7ace0-dd4b-11ea-92dc-005056917a89 Authorized-sender: niklas.soderlund@fsdn.se Received: from bismarck.berto.se (p54ac52a8.dip0.t-ipconnect.de [84.172.82.168]) by bin-vsp-out-01.atm.binero.net (Halon) with ESMTPA id 6ba7ace0-dd4b-11ea-92dc-005056917a89; Thu, 13 Aug 2020 11:57:38 +0200 (CEST) From: =?utf-8?q?Niklas_S=C3=B6derlund?= To: libcamera-devel@lists.libcamera.org Date: Thu, 13 Aug 2020 11:57:23 +0200 Message-Id: <20200813095726.3497193-5-niklas.soderlund@ragnatech.se> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200813095726.3497193-1-niklas.soderlund@ragnatech.se> References: <20200813095726.3497193-1-niklas.soderlund@ragnatech.se> MIME-Version: 1.0 Subject: [libcamera-devel] [PATCH v3 4/7] libcamera: pipeline: uvcvideo: Initialize CameraData from MediaDevice 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" The UVCCameraData::init() is the only consumer of the default entry in the media graph, move the lookup of it into the init() function and pass it the MediaDevice. This is done in preparation to extend the CameraData initialization to consume more information form the MediaDevice. Signed-off-by: Niklas Söderlund Reviewed-by: Laurent Pinchart Reviewed-by: Kieran Bingham --- src/libcamera/pipeline/uvcvideo/uvcvideo.cpp | 30 ++++++++++---------- 1 file changed, 15 insertions(+), 15 deletions(-) diff --git a/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp b/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp index bc892ecfac046881..b12083a7a74dae54 100644 --- a/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp +++ b/src/libcamera/pipeline/uvcvideo/uvcvideo.cpp @@ -43,7 +43,7 @@ public: delete video_; } - int init(MediaEntity *entity); + int init(MediaDevice *media); void addControl(uint32_t cid, const ControlInfo &v4l2info, ControlInfoMap::Map *ctrls); void bufferReady(FrameBuffer *buffer); @@ -457,18 +457,7 @@ bool PipelineHandlerUVC::match(DeviceEnumerator *enumerator) std::unique_ptr data = std::make_unique(this); - /* 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; - }); - if (entity == entities.end()) { - LOG(UVC, Error) << "Could not find a default video device"; - return false; - } - - if (data->init(*entity)) + if (data->init(media)) return false; /* Create and register the camera. */ @@ -488,12 +477,23 @@ bool PipelineHandlerUVC::match(DeviceEnumerator *enumerator) return true; } -int UVCCameraData::init(MediaEntity *entity) +int UVCCameraData::init(MediaDevice *media) { int ret; + /* 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; + }); + if (entity == entities.end()) { + LOG(UVC, Error) << "Could not find a default video device"; + return -ENODEV; + } + /* Create and open the video device. */ - video_ = new V4L2VideoDevice(entity); + video_ = new V4L2VideoDevice(*entity); ret = video_->open(); if (ret) return ret;