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{
    "id": 19514,
    "url": "https://patchwork.libcamera.org/api/patches/19514/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/19514/",
    "project": {
        "id": 1,
        "url": "https://patchwork.libcamera.org/api/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": "<20240220164317.998477-4-dan.scally@ideasonboard.com>",
    "date": "2024-02-20T16:43:13",
    "name": "[v2,3/7] libcamera: rkisp1: Track request->sequence() instead of frame_",
    "commit_ref": null,
    "pull_url": null,
    "state": "rejected",
    "archived": true,
    "hash": "b2983f966b630115baa08d671d916b600c532944",
    "submitter": {
        "id": 156,
        "url": "https://patchwork.libcamera.org/api/people/156/?format=api",
        "name": "Dan Scally",
        "email": "dan.scally@ideasonboard.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/19514/mbox/",
    "series": [
        {
            "id": 4172,
            "url": "https://patchwork.libcamera.org/api/series/4172/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=4172",
            "date": "2024-02-20T16:43:10",
            "name": "Remove RkISP1FrameInfo and IPU3Frames classes",
            "version": 2,
            "mbox": "https://patchwork.libcamera.org/series/4172/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/19514/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/19514/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>",
        "X-Original-To": "parsemail@patchwork.libcamera.org",
        "Delivered-To": "parsemail@patchwork.libcamera.org",
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            "from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 55355C32C3\n\tfor <parsemail@patchwork.libcamera.org>;\n\tTue, 20 Feb 2024 16:43:30 +0000 (UTC)",
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        ],
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        "From": "Daniel Scally <dan.scally@ideasonboard.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Subject": "[PATCH v2 3/7] libcamera: rkisp1: Track request->sequence() instead\n\tof frame_",
        "Date": "Tue, 20 Feb 2024 16:43:13 +0000",
        "Message-Id": "<20240220164317.998477-4-dan.scally@ideasonboard.com>",
        "X-Mailer": "git-send-email 2.34.1",
        "In-Reply-To": "<20240220164317.998477-1-dan.scally@ideasonboard.com>",
        "References": "<20240220164317.998477-1-dan.scally@ideasonboard.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "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>",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "The rkisp1 pipeline handler currently tries to track the frame number\nfrom V4L2 to provide an index to the IPA module's FCQueue - this is\nnot necessary, the Request's sequence does the same job perfectly\nwell.\n\nNote that the association of controls and calculated parameters with\nspecific frames is not affected here - the parameters are always\napplied based on the most recently processed statistics, and the\napplied controls are fetched separately using the V4L2 provided\nbuffer->metadata().sequence, which value is also internally tracked\nby DelayedControls.\n\nSigned-off-by: Daniel Scally <dan.scally@ideasonboard.com>\n---\nChanges in v2:\n\n\t- In statReady() I no longer used request->sequence() to fetch from\n\t  delayedCtrls_ - ensuring that we only use the V4L2 reported sequence\n\t  there.\n\n src/libcamera/pipeline/rkisp1/rkisp1.cpp | 23 +++++++++--------------\n 1 file changed, 9 insertions(+), 14 deletions(-)",
    "diff": "diff --git a/src/libcamera/pipeline/rkisp1/rkisp1.cpp b/src/libcamera/pipeline/rkisp1/rkisp1.cpp\nindex 586b46d6..d926c83c 100644\n--- a/src/libcamera/pipeline/rkisp1/rkisp1.cpp\n+++ b/src/libcamera/pipeline/rkisp1/rkisp1.cpp\n@@ -88,7 +88,7 @@ class RkISP1CameraData : public Camera::Private\n public:\n \tRkISP1CameraData(PipelineHandler *pipe, RkISP1MainPath *mainPath,\n \t\t\t RkISP1SelfPath *selfPath)\n-\t\t: Camera::Private(pipe), frame_(0), frameInfo_(pipe),\n+\t\t: Camera::Private(pipe), frameInfo_(pipe),\n \t\t  mainPath_(mainPath), selfPath_(selfPath)\n \t{\n \t}\n@@ -100,7 +100,6 @@ public:\n \tStream selfPathStream_;\n \tstd::unique_ptr<CameraSensor> sensor_;\n \tstd::unique_ptr<DelayedControls> delayedCtrls_;\n-\tunsigned int frame_;\n \tstd::vector<IPABuffer> ipaBuffers_;\n \tRkISP1Frames frameInfo_;\n \n@@ -214,7 +213,7 @@ RkISP1Frames::RkISP1Frames(PipelineHandler *pipe)\n RkISP1FrameInfo *RkISP1Frames::create(const RkISP1CameraData *data, Request *request,\n \t\t\t\t      bool isRaw)\n {\n-\tunsigned int frame = data->frame_;\n+\tunsigned int frame = request->sequence();\n \n \tFrameBuffer *paramBuffer = nullptr;\n \tFrameBuffer *statBuffer = nullptr;\n@@ -235,6 +234,7 @@ RkISP1FrameInfo *RkISP1Frames::create(const RkISP1CameraData *data, Request *req\n \n \t\tstatBuffer = pipe_->availableStatBuffers_.front();\n \t\tpipe_->availableStatBuffers_.pop();\n+\t\tstatBuffer->_d()->setRequest(request);\n \t}\n \n \tFrameBuffer *mainPathBuffer = request->findBuffer(&data->mainPathStream_);\n@@ -935,8 +935,6 @@ int PipelineHandlerRkISP1::start(Camera *camera, [[maybe_unused]] const ControlL\n \t\treturn ret;\n \t}\n \n-\tdata->frame_ = 0;\n-\n \tif (!isRaw_) {\n \t\tret = param_->streamOn();\n \t\tif (ret) {\n@@ -1028,7 +1026,7 @@ int PipelineHandlerRkISP1::queueRequestDevice(Camera *camera, Request *request)\n \tif (!info)\n \t\treturn -ENOENT;\n \n-\tdata->ipa_->queueRequest(data->frame_, request->controls());\n+\tdata->ipa_->queueRequest(request->sequence(), request->controls());\n \tif (isRaw_) {\n \t\tif (info->mainPathBuffer)\n \t\t\tdata->mainPath_->queueBuffer(info->mainPathBuffer);\n@@ -1036,12 +1034,10 @@ int PipelineHandlerRkISP1::queueRequestDevice(Camera *camera, Request *request)\n \t\tif (data->selfPath_ && info->selfPathBuffer)\n \t\t\tdata->selfPath_->queueBuffer(info->selfPathBuffer);\n \t} else {\n-\t\tdata->ipa_->fillParamsBuffer(data->frame_,\n+\t\tdata->ipa_->fillParamsBuffer(request->sequence(),\n \t\t\t\t\t     info->paramBuffer->cookie());\n \t}\n \n-\tdata->frame_++;\n-\n \treturn 0;\n }\n \n@@ -1276,7 +1272,8 @@ void PipelineHandlerRkISP1::bufferReady(FrameBuffer *buffer)\n \t\tif (isRaw_) {\n \t\t\tconst ControlList &ctrls =\n \t\t\t\tdata->delayedCtrls_->get(metadata.sequence);\n-\t\t\tdata->ipa_->processStatsBuffer(info->frame, 0, ctrls);\n+\t\t\tdata->ipa_->processStatsBuffer(request->sequence(),\n+\t\t\t\t\t\t       0, ctrls);\n \t\t}\n \t} else {\n \t\tif (isRaw_)\n@@ -1304,6 +1301,7 @@ void PipelineHandlerRkISP1::statReady(FrameBuffer *buffer)\n {\n \tASSERT(activeCamera_);\n \tRkISP1CameraData *data = cameraData(activeCamera_);\n+\tRequest *request = buffer->request();\n \n \tRkISP1FrameInfo *info = data->frameInfo_.find(buffer);\n \tif (!info)\n@@ -1315,10 +1313,7 @@ void PipelineHandlerRkISP1::statReady(FrameBuffer *buffer)\n \t\treturn;\n \t}\n \n-\tif (data->frame_ <= buffer->metadata().sequence)\n-\t\tdata->frame_ = buffer->metadata().sequence + 1;\n-\n-\tdata->ipa_->processStatsBuffer(info->frame, info->statBuffer->cookie(),\n+\tdata->ipa_->processStatsBuffer(request->sequence(), info->statBuffer->cookie(),\n \t\t\t\t       data->delayedCtrls_->get(buffer->metadata().sequence));\n }\n \n",
    "prefixes": [
        "v2",
        "3/7"
    ]
}