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{
    "id": 657,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/657/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/657/",
    "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": "<20190228162913.6508-5-laurent.pinchart@ideasonboard.com>",
    "date": "2019-02-28T16:29:07",
    "name": "[libcamera-devel,04/10] libcamera: pipeline_handler: Pass a non-const Camera to methods",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "1140595b18a9fc18140960836a1bd2b8791f27ba",
    "submitter": {
        "id": 2,
        "url": "https://patchwork.libcamera.org/api/1.1/people/2/?format=api",
        "name": "Laurent Pinchart",
        "email": "laurent.pinchart@ideasonboard.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/657/mbox/",
    "series": [
        {
            "id": 196,
            "url": "https://patchwork.libcamera.org/api/1.1/series/196/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=196",
            "date": "2019-02-28T16:29:03",
            "name": "Rework request completion handling",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/196/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/657/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/657/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<laurent.pinchart@ideasonboard.com>",
        "Received": [
            "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 3A8F4610BF\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 28 Feb 2019 17:29:26 +0100 (CET)",
            "from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi\n\t[81.175.216.236])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id D1DD749\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 28 Feb 2019 17:29:25 +0100 (CET)"
        ],
        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1551371366;\n\tbh=KhL0VPGAZ282yG7zRGCD4VmASgKPaOaRe223Y9+kyO8=;\n\th=From:To:Subject:Date:In-Reply-To:References:From;\n\tb=mHypCLESj4dDsOIQLUIcklRk4onavSrOdnZb/gTFrlX+LOOeaFNOVFGeLGAx661K1\n\tnRV0NfmzfZfjsjPMWb1iKWswRCJkYXKOjCkpSFNxrk7cOdPIqqDUW/ysnGsj8pqs9p\n\ttKUQh+VrWVa2BBzOBdDVpge+jpgSWovB0bhgSaFE=",
        "From": "Laurent Pinchart <laurent.pinchart@ideasonboard.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Thu, 28 Feb 2019 18:29:07 +0200",
        "Message-Id": "<20190228162913.6508-5-laurent.pinchart@ideasonboard.com>",
        "X-Mailer": "git-send-email 2.19.2",
        "In-Reply-To": "<20190228162913.6508-1-laurent.pinchart@ideasonboard.com>",
        "References": "<20190228162913.6508-1-laurent.pinchart@ideasonboard.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Subject": "[libcamera-devel] [PATCH 04/10] libcamera: pipeline_handler: Pass a\n\tnon-const Camera to methods",
        "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": "Thu, 28 Feb 2019 16:29:27 -0000"
    },
    "content": "The start(), stop() and queueRequest() methods receive a const pointer\nto the related Camera object. The stop() request will need to modify the\nstate of the camera, in order to report completion of pending requests.\nUn-constify the Camera pointer to that method, and update the start()\nand queueRequest() methods similarly for coherency.\n\nSigned-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n---\n src/libcamera/include/pipeline_handler.h |  6 +++---\n src/libcamera/pipeline/ipu3/ipu3.cpp     | 12 ++++++------\n src/libcamera/pipeline/uvcvideo.cpp      | 12 ++++++------\n src/libcamera/pipeline/vimc.cpp          | 12 ++++++------\n 4 files changed, 21 insertions(+), 21 deletions(-)",
    "diff": "diff --git a/src/libcamera/include/pipeline_handler.h b/src/libcamera/include/pipeline_handler.h\nindex 4363dcd8ed8e..45e1f07ffca9 100644\n--- a/src/libcamera/include/pipeline_handler.h\n+++ b/src/libcamera/include/pipeline_handler.h\n@@ -52,10 +52,10 @@ public:\n \tvirtual int allocateBuffers(Camera *camera, Stream *stream) = 0;\n \tvirtual int freeBuffers(Camera *camera, Stream *stream) = 0;\n \n-\tvirtual int start(const Camera *camera) = 0;\n-\tvirtual void stop(const Camera *camera) = 0;\n+\tvirtual int start(Camera *camera) = 0;\n+\tvirtual void stop(Camera *camera) = 0;\n \n-\tvirtual int queueRequest(const Camera *camera, Request *request) = 0;\n+\tvirtual int queueRequest(Camera *camera, Request *request) = 0;\n \n protected:\n \tvoid registerCamera(std::shared_ptr<Camera> camera);\ndiff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp\nindex cf5c28577393..248e921117f4 100644\n--- a/src/libcamera/pipeline/ipu3/ipu3.cpp\n+++ b/src/libcamera/pipeline/ipu3/ipu3.cpp\n@@ -39,10 +39,10 @@ public:\n \tint allocateBuffers(Camera *camera, Stream *stream) override;\n \tint freeBuffers(Camera *camera, Stream *stream) override;\n \n-\tint start(const Camera *camera) override;\n-\tvoid stop(const Camera *camera) override;\n+\tint start(Camera *camera) override;\n+\tvoid stop(Camera *camera) override;\n \n-\tint queueRequest(const Camera *camera, Request *request) override;\n+\tint queueRequest(Camera *camera, Request *request) override;\n \n \tbool match(DeviceEnumerator *enumerator);\n \n@@ -213,7 +213,7 @@ int PipelineHandlerIPU3::freeBuffers(Camera *camera, Stream *stream)\n \treturn 0;\n }\n \n-int PipelineHandlerIPU3::start(const Camera *camera)\n+int PipelineHandlerIPU3::start(Camera *camera)\n {\n \tIPU3CameraData *data = cameraData(camera);\n \tint ret;\n@@ -227,7 +227,7 @@ int PipelineHandlerIPU3::start(const Camera *camera)\n \treturn 0;\n }\n \n-void PipelineHandlerIPU3::stop(const Camera *camera)\n+void PipelineHandlerIPU3::stop(Camera *camera)\n {\n \tIPU3CameraData *data = cameraData(camera);\n \n@@ -235,7 +235,7 @@ void PipelineHandlerIPU3::stop(const Camera *camera)\n \t\tLOG(IPU3, Info) << \"Failed to stop camera \" << camera->name();\n }\n \n-int PipelineHandlerIPU3::queueRequest(const Camera *camera, Request *request)\n+int PipelineHandlerIPU3::queueRequest(Camera *camera, Request *request)\n {\n \tIPU3CameraData *data = cameraData(camera);\n \tStream *stream = &data->stream_;\ndiff --git a/src/libcamera/pipeline/uvcvideo.cpp b/src/libcamera/pipeline/uvcvideo.cpp\nindex 4ad311163a95..cc513513cb34 100644\n--- a/src/libcamera/pipeline/uvcvideo.cpp\n+++ b/src/libcamera/pipeline/uvcvideo.cpp\n@@ -35,10 +35,10 @@ public:\n \tint allocateBuffers(Camera *camera, Stream *stream) override;\n \tint freeBuffers(Camera *camera, Stream *stream) override;\n \n-\tint start(const Camera *camera) override;\n-\tvoid stop(const Camera *camera) override;\n+\tint start(Camera *camera) override;\n+\tvoid stop(Camera *camera) override;\n \n-\tint queueRequest(const Camera *camera, Request *request) override;\n+\tint queueRequest(Camera *camera, Request *request) override;\n \n \tbool match(DeviceEnumerator *enumerator);\n \n@@ -142,19 +142,19 @@ int PipelineHandlerUVC::freeBuffers(Camera *camera, Stream *stream)\n \treturn data->video_->releaseBuffers();\n }\n \n-int PipelineHandlerUVC::start(const Camera *camera)\n+int PipelineHandlerUVC::start(Camera *camera)\n {\n \tUVCCameraData *data = cameraData(camera);\n \treturn data->video_->streamOn();\n }\n \n-void PipelineHandlerUVC::stop(const Camera *camera)\n+void PipelineHandlerUVC::stop(Camera *camera)\n {\n \tUVCCameraData *data = cameraData(camera);\n \tdata->video_->streamOff();\n }\n \n-int PipelineHandlerUVC::queueRequest(const Camera *camera, Request *request)\n+int PipelineHandlerUVC::queueRequest(Camera *camera, Request *request)\n {\n \tUVCCameraData *data = cameraData(camera);\n \tBuffer *buffer = request->findBuffer(&data->stream_);\ndiff --git a/src/libcamera/pipeline/vimc.cpp b/src/libcamera/pipeline/vimc.cpp\nindex ef47e7f96436..1d01fa80f8d5 100644\n--- a/src/libcamera/pipeline/vimc.cpp\n+++ b/src/libcamera/pipeline/vimc.cpp\n@@ -35,10 +35,10 @@ public:\n \tint allocateBuffers(Camera *camera, Stream *stream) override;\n \tint freeBuffers(Camera *camera, Stream *stream) override;\n \n-\tint start(const Camera *camera) override;\n-\tvoid stop(const Camera *camera) override;\n+\tint start(Camera *camera) override;\n+\tvoid stop(Camera *camera) override;\n \n-\tint queueRequest(const Camera *camera, Request *request) override;\n+\tint queueRequest(Camera *camera, Request *request) override;\n \n \tbool match(DeviceEnumerator *enumerator);\n \n@@ -142,19 +142,19 @@ int PipelineHandlerVimc::freeBuffers(Camera *camera, Stream *stream)\n \treturn data->video_->releaseBuffers();\n }\n \n-int PipelineHandlerVimc::start(const Camera *camera)\n+int PipelineHandlerVimc::start(Camera *camera)\n {\n \tVimcCameraData *data = cameraData(camera);\n \treturn data->video_->streamOn();\n }\n \n-void PipelineHandlerVimc::stop(const Camera *camera)\n+void PipelineHandlerVimc::stop(Camera *camera)\n {\n \tVimcCameraData *data = cameraData(camera);\n \tdata->video_->streamOff();\n }\n \n-int PipelineHandlerVimc::queueRequest(const Camera *camera, Request *request)\n+int PipelineHandlerVimc::queueRequest(Camera *camera, Request *request)\n {\n \tVimcCameraData *data = cameraData(camera);\n \tBuffer *buffer = request->findBuffer(&data->stream_);\n",
    "prefixes": [
        "libcamera-devel",
        "04/10"
    ]
}