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{
    "id": 11605,
    "url": "https://patchwork.libcamera.org/api/patches/11605/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/11605/",
    "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": "<20210317100211.1067585-7-naush@raspberrypi.com>",
    "date": "2021-03-17T10:02:10",
    "name": "[libcamera-devel,6/7] ipa: raspberrypi: Rationalise parameters to ipa::start()",
    "commit_ref": null,
    "pull_url": null,
    "state": "changes-requested",
    "archived": false,
    "hash": "476b33b66038756c1d1c01441e4d130b67ae71b4",
    "submitter": {
        "id": 34,
        "url": "https://patchwork.libcamera.org/api/people/34/?format=api",
        "name": "Naushir Patuck",
        "email": "naush@raspberrypi.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/11605/mbox/",
    "series": [
        {
            "id": 1799,
            "url": "https://patchwork.libcamera.org/api/series/1799/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1799",
            "date": "2021-03-17T10:02:06",
            "name": "Raspberry Pi: ipa::init() restructuring",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/1799/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/11605/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/11605/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>",
        "X-Original-To": "parsemail@patchwork.libcamera.org",
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        ],
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        "From": "Naushir Patuck <naush@raspberrypi.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Wed, 17 Mar 2021 10:02:10 +0000",
        "Message-Id": "<20210317100211.1067585-7-naush@raspberrypi.com>",
        "X-Mailer": "git-send-email 2.25.1",
        "In-Reply-To": "<20210317100211.1067585-1-naush@raspberrypi.com>",
        "References": "<20210317100211.1067585-1-naush@raspberrypi.com>",
        "MIME-Version": "1.0",
        "Subject": "[libcamera-devel] [PATCH 6/7] ipa: raspberrypi: Rationalise\n\tparameters to ipa::start()",
        "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>",
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        "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>",
        "Content-Type": "text/plain; charset=\"us-ascii\"",
        "Content-Transfer-Encoding": "7bit",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "Separate out the in and out parameters in ipa::start() as they are not\nthe same. This function now takes in a ControlList and returns out a\nstruct StartConfig which holds a ControlList and drop frame count for\nthe pipeline handler to action.\n\nSigned-off-by: Naushir Patuck <naush@raspberrypi.com>\n---\n include/libcamera/ipa/raspberrypi.mojom          |  4 ++--\n src/ipa/raspberrypi/raspberrypi.cpp              | 16 +++++++---------\n .../pipeline/raspberrypi/raspberrypi.cpp         | 16 +++++++---------\n 3 files changed, 16 insertions(+), 20 deletions(-)",
    "diff": "diff --git a/include/libcamera/ipa/raspberrypi.mojom b/include/libcamera/ipa/raspberrypi.mojom\nindex a713c88eee19..7549397a27c4 100644\n--- a/include/libcamera/ipa/raspberrypi.mojom\n+++ b/include/libcamera/ipa/raspberrypi.mojom\n@@ -40,14 +40,14 @@ struct ConfigOutput {\n \tControlList controls;\n };\n \n-struct StartControls {\n+struct StartConfig {\n \tControlList controls;\n \tint32 dropFrameCount;\n };\n \n interface IPARPiInterface {\n \tinit(IPASettings settings) => (int32 ret, SensorConfig sensorConfig);\n-\tstart(StartControls controls) => (StartControls result);\n+\tstart(ControlList controls) => (StartConfig startConfig);\n \tstop();\n \n \t/**\ndiff --git a/src/ipa/raspberrypi/raspberrypi.cpp b/src/ipa/raspberrypi/raspberrypi.cpp\nindex 2ca64bcdb80a..417a7922c3bd 100644\n--- a/src/ipa/raspberrypi/raspberrypi.cpp\n+++ b/src/ipa/raspberrypi/raspberrypi.cpp\n@@ -79,8 +79,7 @@ public:\n \t}\n \n \tint init(const IPASettings &settings, ipa::RPi::SensorConfig *sensorConfig) override;\n-\tvoid start(const ipa::RPi::StartControls &data,\n-\t\t   ipa::RPi::StartControls *result) override;\n+\tvoid start(const ControlList &controls, ipa::RPi::StartConfig *startConfig) override;\n \tvoid stop() override {}\n \n \tint configure(const CameraSensorInfo &sensorInfo,\n@@ -192,15 +191,14 @@ int IPARPi::init(const IPASettings &settings, ipa::RPi::SensorConfig *sensorConf\n \treturn 0;\n }\n \n-void IPARPi::start(const ipa::RPi::StartControls &data,\n-\t\t   ipa::RPi::StartControls *result)\n+void IPARPi::start(const ControlList &controls, ipa::RPi::StartConfig *startConfig)\n {\n \tRPiController::Metadata metadata;\n \n-\tASSERT(result);\n-\tif (!data.controls.empty()) {\n+\tASSERT(startConfig);\n+\tif (!controls.empty()) {\n \t\t/* We have been given some controls to action before start. */\n-\t\tqueueRequest(data.controls);\n+\t\tqueueRequest(controls);\n \t}\n \n \tcontroller_.SwitchMode(mode_, &metadata);\n@@ -215,7 +213,7 @@ void IPARPi::start(const ipa::RPi::StartControls &data,\n \tif (agcStatus.shutter_time != 0.0 && agcStatus.analogue_gain != 0.0) {\n \t\tControlList ctrls(sensorCtrls_);\n \t\tapplyAGC(&agcStatus, ctrls);\n-\t\tresult->controls = std::move(ctrls);\n+\t\tstartConfig->controls = std::move(ctrls);\n \t}\n \n \t/*\n@@ -262,7 +260,7 @@ void IPARPi::start(const ipa::RPi::StartControls &data,\n \t\tmistrustCount_ = helper_->MistrustFramesModeSwitch();\n \t}\n \n-\tresult->dropFrameCount = dropFrame;\n+\tstartConfig->dropFrameCount = dropFrame;\n \n \tfirstStart_ = false;\n }\ndiff --git a/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp b/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp\nindex cd8a10a5747f..16568d56f31c 100644\n--- a/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp\n+++ b/src/libcamera/pipeline/raspberrypi/raspberrypi.cpp\n@@ -815,20 +815,18 @@ int PipelineHandlerRPi::start(Camera *camera, const ControlList *controls)\n \t\tdata->applyScalerCrop(*controls);\n \n \t/* Start the IPA. */\n-\tipa::RPi::StartControls ipaData;\n-\tipa::RPi::StartControls result;\n+\tControlList startControls;\n+\tipa::RPi::StartConfig startConfig;\n \tif (controls)\n-\t\tipaData.controls = *controls;\n-\tdata->ipa_->start(ipaData, &result);\n+\t\tstartControls = *controls;\n+\tdata->ipa_->start(startControls, &startConfig);\n \n \t/* Apply any gain/exposure settings that the IPA may have passed back. */\n-\tif (!result.controls.empty()) {\n-\t\tControlList &ctrls = result.controls;\n-\t\tdata->unicam_[Unicam::Image].dev()->setControls(&ctrls);\n-\t}\n+\tif (!startConfig.controls.empty())\n+\t\tdata->unicam_[Unicam::Image].dev()->setControls(&startConfig.controls);\n \n \t/* Configure the number of dropped frames required on startup. */\n-\tdata->dropFrameCount_ = result.dropFrameCount;\n+\tdata->dropFrameCount_ = startConfig.dropFrameCount;\n \n \t/* We need to set the dropFrameCount_ before queueing buffers. */\n \tret = queueAllBuffers(camera);\n",
    "prefixes": [
        "libcamera-devel",
        "6/7"
    ]
}