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{
    "id": 3340,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/3340/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/3340/",
    "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": "<20200326160819.4088361-6-niklas.soderlund@ragnatech.se>",
    "date": "2020-03-26T16:08:17",
    "name": "[libcamera-devel,RFCv2,5/7] libcamera: pipeline: rkisp1: Call IPA start() and stop()",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "1b5b42a517da0f1f87890cf3bb98f474749c1da1",
    "submitter": {
        "id": 5,
        "url": "https://patchwork.libcamera.org/api/1.1/people/5/?format=api",
        "name": "Niklas Söderlund",
        "email": "niklas.soderlund@ragnatech.se"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/3340/mbox/",
    "series": [
        {
            "id": 783,
            "url": "https://patchwork.libcamera.org/api/1.1/series/783/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=783",
            "date": "2020-03-26T16:08:12",
            "name": "libcamera: ipa_manager: Proxy open-source IPAs to a thread",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/783/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/3340/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/3340/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<niklas.soderlund@ragnatech.se>",
        "Received": [
            "from vsp-unauthed02.binero.net (vsp-unauthed02.binero.net\n\t[195.74.38.227])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id AC26962D29\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 26 Mar 2020 17:10:34 +0100 (CET)",
            "from bismarck.berto.se (p4fca2392.dip0.t-ipconnect.de\n\t[79.202.35.146]) by bin-vsp-out-03.atm.binero.net (Halon) with ESMTPA\n\tid 4d7f1db1-6f7c-11ea-89d0-0050569116f7;\n\tThu, 26 Mar 2020 17:10:25 +0100 (CET)"
        ],
        "X-Halon-ID": "4d7f1db1-6f7c-11ea-89d0-0050569116f7",
        "Authorized-sender": "niklas@soderlund.pp.se",
        "From": "=?utf-8?q?Niklas_S=C3=B6derlund?= <niklas.soderlund@ragnatech.se>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Thu, 26 Mar 2020 17:08:17 +0100",
        "Message-Id": "<20200326160819.4088361-6-niklas.soderlund@ragnatech.se>",
        "X-Mailer": "git-send-email 2.25.1",
        "In-Reply-To": "<20200326160819.4088361-1-niklas.soderlund@ragnatech.se>",
        "References": "<20200326160819.4088361-1-niklas.soderlund@ragnatech.se>",
        "MIME-Version": "1.0",
        "Content-Type": "text/plain; charset=UTF-8",
        "Content-Transfer-Encoding": "8bit",
        "Subject": "[libcamera-devel] [RFCv2 5/7] libcamera: pipeline: rkisp1: Call IPA\n\tstart() and stop()",
        "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>",
        "X-List-Received-Date": "Thu, 26 Mar 2020 16:10:36 -0000"
    },
    "content": "Call the IPA start()/stop() functions before/after the camera is\nstarted. This makes sure the IPA functions properly once thread\nmanagement is moved into the start/stop interface.\n\nSigned-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>\n---\n src/libcamera/pipeline/rkisp1/rkisp1.cpp | 24 ++++++++++++++++++++++--\n 1 file changed, 22 insertions(+), 2 deletions(-)",
    "diff": "diff --git a/src/libcamera/pipeline/rkisp1/rkisp1.cpp b/src/libcamera/pipeline/rkisp1/rkisp1.cpp\nindex f49b3a7f0945ac92..3287fd3a18204cbc 100644\n--- a/src/libcamera/pipeline/rkisp1/rkisp1.cpp\n+++ b/src/libcamera/pipeline/rkisp1/rkisp1.cpp\n@@ -113,8 +113,8 @@ class RkISP1CameraData : public CameraData\n {\n public:\n \tRkISP1CameraData(PipelineHandler *pipe)\n-\t\t: CameraData(pipe), sensor_(nullptr), frame_(0),\n-\t\t  frameInfo_(pipe)\n+\t\t: CameraData(pipe), running_(false), sensor_(nullptr),\n+\t\t  frame_(0), frameInfo_(pipe)\n \t{\n \t}\n \n@@ -125,6 +125,7 @@ public:\n \n \tint loadIPA();\n \n+\tbool running_;\n \tStream stream_;\n \tCameraSensor *sensor_;\n \tunsigned int frame_;\n@@ -394,6 +395,9 @@ int RkISP1CameraData::loadIPA()\n void RkISP1CameraData::queueFrameAction(unsigned int frame,\n \t\t\t\t\tconst IPAOperationData &action)\n {\n+\tif (!running_)\n+\t\treturn;\n+\n \tswitch (action.operation) {\n \tcase RKISP1_IPA_ACTION_V4L2_SET: {\n \t\tconst ControlList &controls = action.controls[0];\n@@ -764,10 +768,19 @@ int PipelineHandlerRkISP1::start(Camera *camera)\n \tif (ret)\n \t\treturn ret;\n \n+\tret = data->ipa_->start();\n+\tif (ret) {\n+\t\tfreeBuffers(camera);\n+\t\tLOG(RkISP1, Error)\n+\t\t\t<< \"Failed to start IPA \" << camera->name();\n+\t\treturn ret;\n+\t}\n+\n \tdata->frame_ = 0;\n \n \tret = param_->streamOn();\n \tif (ret) {\n+\t\tdata->ipa_->stop();\n \t\tfreeBuffers(camera);\n \t\tLOG(RkISP1, Error)\n \t\t\t<< \"Failed to start parameters \" << camera->name();\n@@ -777,6 +790,7 @@ int PipelineHandlerRkISP1::start(Camera *camera)\n \tret = stat_->streamOn();\n \tif (ret) {\n \t\tparam_->streamOff();\n+\t\tdata->ipa_->stop();\n \t\tfreeBuffers(camera);\n \t\tLOG(RkISP1, Error)\n \t\t\t<< \"Failed to start statistics \" << camera->name();\n@@ -787,12 +801,14 @@ int PipelineHandlerRkISP1::start(Camera *camera)\n \tif (ret) {\n \t\tparam_->streamOff();\n \t\tstat_->streamOff();\n+\t\tdata->ipa_->stop();\n \t\tfreeBuffers(camera);\n \n \t\tLOG(RkISP1, Error)\n \t\t\t<< \"Failed to start camera \" << camera->name();\n \t}\n \n+\tdata->running_ = true;\n \tactiveCamera_ = camera;\n \n \t/* Inform IPA of stream configuration and sensor controls. */\n@@ -830,6 +846,10 @@ void PipelineHandlerRkISP1::stop(Camera *camera)\n \t\tLOG(RkISP1, Warning)\n \t\t\t<< \"Failed to stop parameters \" << camera->name();\n \n+\tdata->running_ = false;\n+\n+\tdata->ipa_->stop();\n+\n \tdata->timeline_.reset();\n \n \tfreeBuffers(camera);\n",
    "prefixes": [
        "libcamera-devel",
        "RFCv2",
        "5/7"
    ]
}