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{ "id": 757, "url": "https://patchwork.libcamera.org/api/1.1/patches/757/?format=api", "web_url": "https://patchwork.libcamera.org/patch/757/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/1.1/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": "<20190320163055.22056-12-jacopo@jmondi.org>", "date": "2019-03-20T16:30:35", "name": "[libcamera-devel,v4,11/31] libcamera: ipu3: Queue requests to the pipeline", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "26c8801814d0139d0b94911c59516297eeb2e3f4", "submitter": { "id": 3, "url": "https://patchwork.libcamera.org/api/1.1/people/3/?format=api", "name": "Jacopo Mondi", "email": "jacopo@jmondi.org" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/757/mbox/", "series": [ { "id": 214, "url": "https://patchwork.libcamera.org/api/1.1/series/214/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=214", "date": "2019-03-20T16:30:24", "name": "libcamera: ipu3: Add ImgU support + multiple streams", "version": 4, "mbox": "https://patchwork.libcamera.org/series/214/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/757/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/757/checks/", "tags": {}, "headers": { "Return-Path": "<jacopo@jmondi.org>", "Received": [ "from relay12.mail.gandi.net (relay12.mail.gandi.net\n\t[217.70.178.232])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 0933E611A7\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tWed, 20 Mar 2019 17:30:35 +0100 (CET)", "from uno.lan (2-224-242-101.ip172.fastwebnet.it [2.224.242.101])\n\t(Authenticated sender: jacopo@jmondi.org)\n\tby relay12.mail.gandi.net (Postfix) with ESMTPSA id 9759120000F;\n\tWed, 20 Mar 2019 16:30:34 +0000 (UTC)" ], "From": "Jacopo Mondi <jacopo@jmondi.org>", "To": "libcamera-devel@lists.libcamera.org", "Date": "Wed, 20 Mar 2019 17:30:35 +0100", "Message-Id": "<20190320163055.22056-12-jacopo@jmondi.org>", "X-Mailer": "git-send-email 2.21.0", "In-Reply-To": "<20190320163055.22056-1-jacopo@jmondi.org>", "References": "<20190320163055.22056-1-jacopo@jmondi.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v4 11/31] libcamera: ipu3: Queue requests\n\tto the pipeline", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.23", "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>", "X-List-Received-Date": "Wed, 20 Mar 2019 16:30:35 -0000" }, "content": "Implement queueRequest for the IPU3 pipeline manager. When a request is\nqueued, a new buffer is queued to the ImgU output.\n\nAlso queue buffers for the viewfinder and stat video nodes, even if\nthey're not used at the moment.\n\nSigned-off-by: Jacopo Mondi <jacopo@jmondi.org>\n---\n src/libcamera/pipeline/ipu3/ipu3.cpp | 25 +++++++++++++++++++++++--\n 1 file changed, 23 insertions(+), 2 deletions(-)", "diff": "diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp\nindex 965794494a4e..8410e1f4b4a6 100644\n--- a/src/libcamera/pipeline/ipu3/ipu3.cpp\n+++ b/src/libcamera/pipeline/ipu3/ipu3.cpp\n@@ -161,11 +161,15 @@ private:\n \n \tstd::shared_ptr<MediaDevice> cio2MediaDev_;\n \tstd::shared_ptr<MediaDevice> imguMediaDev_;\n+\n+\tunsigned int tmpBufferCount;\n };\n \n PipelineHandlerIPU3::PipelineHandlerIPU3(CameraManager *manager)\n \t: PipelineHandler(manager), cio2MediaDev_(nullptr), imguMediaDev_(nullptr)\n {\n+\t/* FIXME: this is an hack. */\n+\ttmpBufferCount = 0;\n }\n \n PipelineHandlerIPU3::~PipelineHandlerIPU3()\n@@ -460,9 +464,26 @@ void PipelineHandlerIPU3::stop(Camera *camera)\n int PipelineHandlerIPU3::queueRequest(Camera *camera, Request *request)\n {\n \tIPU3CameraData *data = cameraData(camera);\n-\tV4L2Device *cio2 = data->cio2.output;\n+\tV4L2Device *viewfinder = data->imgu->viewfinder;\n+\tV4L2Device *output = data->imgu->output;\n+\tV4L2Device *stat = data->imgu->stat;\n \tStream *stream = &data->stream_;\n+\tBuffer *tmpBuffer;\n+\n+\t/*\n+\t * Queue buffer on VF and stat.\n+\t * FIXME: this is an hack!\n+\t */\n+\ttmpBuffer = &data->imgu->vfPool.buffers()[tmpBufferCount];\n+\tviewfinder->queueBuffer(tmpBuffer);\n+\n+\ttmpBuffer = &data->imgu->statPool.buffers()[tmpBufferCount];\n+\tstat->queueBuffer(tmpBuffer);\n+\n+\ttmpBufferCount++;\n+\ttmpBufferCount %= IPU3_IMGU_BUFFER_COUNT;\n \n+\t/* Queue a buffer to the ImgU output for capture. */\n \tBuffer *buffer = request->findBuffer(stream);\n \tif (!buffer) {\n \t\tLOG(IPU3, Error)\n@@ -470,7 +491,7 @@ int PipelineHandlerIPU3::queueRequest(Camera *camera, Request *request)\n \t\treturn -ENOENT;\n \t}\n \n-\tint ret = cio2->queueBuffer(buffer);\n+\tint ret = output->queueBuffer(buffer);\n \tif (ret < 0)\n \t\treturn ret;\n \n", "prefixes": [ "libcamera-devel", "v4", "11/31" ] }