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{
    "id": 12335,
    "url": "https://patchwork.libcamera.org/api/patches/12335/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/12335/",
    "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": "",
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        "webscm_url": ""
    },
    "msgid": "<20210521080530.37591-4-naush@raspberrypi.com>",
    "date": "2021-05-21T08:05:29",
    "name": "[libcamera-devel,v3,3/4] ipa: raspberrypi: Switch AgcAlgorithm API to use utils::Duration",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "c7596289966317af51db4f686ab94d082bcd9688",
    "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/12335/mbox/",
    "series": [
        {
            "id": 2040,
            "url": "https://patchwork.libcamera.org/api/series/2040/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=2040",
            "date": "2021-05-21T08:05:26",
            "name": "Switch RaspberryPi IPA to use std::chrono::duration",
            "version": 3,
            "mbox": "https://patchwork.libcamera.org/series/2040/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/12335/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/12335/checks/",
    "tags": {},
    "headers": {
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        "From": "Naushir Patuck <naush@raspberrypi.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Fri, 21 May 2021 09:05:29 +0100",
        "Message-Id": "<20210521080530.37591-4-naush@raspberrypi.com>",
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        "References": "<20210521080530.37591-1-naush@raspberrypi.com>",
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        "Content-Transfer-Encoding": "8bit",
        "Subject": "[libcamera-devel] [PATCH v3 3/4] ipa: raspberrypi: Switch\n\tAgcAlgorithm API to use utils::Duration",
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        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "Switch the AgcAlgorithm API functions to use utils::Duration for all\ntime based variables.\n\nSigned-off-by: Naushir Patuck <naush@raspberrypi.com>\nReviewed-by: David Plowman <david.plowman@raspberrypi.com>\n---\n src/ipa/raspberrypi/controller/agc_algorithm.hpp |  9 ++++++---\n src/ipa/raspberrypi/controller/rpi/agc.cpp       | 12 ++++++------\n src/ipa/raspberrypi/controller/rpi/agc.hpp       |  6 +++---\n src/ipa/raspberrypi/raspberrypi.cpp              |  6 +++---\n 4 files changed, 18 insertions(+), 15 deletions(-)",
    "diff": "diff --git a/src/ipa/raspberrypi/controller/agc_algorithm.hpp b/src/ipa/raspberrypi/controller/agc_algorithm.hpp\nindex f97deb0fca59..dabb814ea3dd 100644\n--- a/src/ipa/raspberrypi/controller/agc_algorithm.hpp\n+++ b/src/ipa/raspberrypi/controller/agc_algorithm.hpp\n@@ -6,10 +6,13 @@\n  */\n #pragma once\n \n+#include \"libcamera/internal/utils.h\"\n #include \"algorithm.hpp\"\n \n namespace RPiController {\n \n+using libcamera::utils::Duration;\n+\n class AgcAlgorithm : public Algorithm\n {\n public:\n@@ -17,9 +20,9 @@ public:\n \t// An AGC algorithm must provide the following:\n \tvirtual unsigned int GetConvergenceFrames() const = 0;\n \tvirtual void SetEv(double ev) = 0;\n-\tvirtual void SetFlickerPeriod(double flicker_period) = 0;\n-\tvirtual void SetFixedShutter(double fixed_shutter) = 0; // microseconds\n-\tvirtual void SetMaxShutter(double max_shutter) = 0; // microseconds\n+\tvirtual void SetFlickerPeriod(const Duration &flicker_period) = 0;\n+\tvirtual void SetFixedShutter(const Duration &fixed_shutter) = 0;\n+\tvirtual void SetMaxShutter(const Duration &max_shutter) = 0;\n \tvirtual void SetFixedAnalogueGain(double fixed_analogue_gain) = 0;\n \tvirtual void SetMeteringMode(std::string const &metering_mode_name) = 0;\n \tvirtual void SetExposureMode(std::string const &exposure_mode_name) = 0;\ndiff --git a/src/ipa/raspberrypi/controller/rpi/agc.cpp b/src/ipa/raspberrypi/controller/rpi/agc.cpp\nindex f4cd5d26fb4e..482eb3ef962d 100644\n--- a/src/ipa/raspberrypi/controller/rpi/agc.cpp\n+++ b/src/ipa/raspberrypi/controller/rpi/agc.cpp\n@@ -222,19 +222,19 @@ void Agc::SetEv(double ev)\n \tev_ = ev;\n }\n \n-void Agc::SetFlickerPeriod(double flicker_period)\n+void Agc::SetFlickerPeriod(const Duration &flicker_period)\n {\n-\tflicker_period_ = flicker_period;\n+\tflicker_period_ = flicker_period.get<std::micro>();\n }\n \n-void Agc::SetMaxShutter(double max_shutter)\n+void Agc::SetMaxShutter(const Duration &max_shutter)\n {\n-\tmax_shutter_ = max_shutter;\n+\tmax_shutter_ = max_shutter.get<std::micro>();\n }\n \n-void Agc::SetFixedShutter(double fixed_shutter)\n+void Agc::SetFixedShutter(const Duration &fixed_shutter)\n {\n-\tfixed_shutter_ = fixed_shutter;\n+\tfixed_shutter_ = fixed_shutter.get<std::micro>();\n \t// Set this in case someone calls Pause() straight after.\n \tstatus_.shutter_time = clipShutter(fixed_shutter_);\n }\ndiff --git a/src/ipa/raspberrypi/controller/rpi/agc.hpp b/src/ipa/raspberrypi/controller/rpi/agc.hpp\nindex 0427fb59ec1b..16a65959d90e 100644\n--- a/src/ipa/raspberrypi/controller/rpi/agc.hpp\n+++ b/src/ipa/raspberrypi/controller/rpi/agc.hpp\n@@ -77,9 +77,9 @@ public:\n \tvoid Resume() override;\n \tunsigned int GetConvergenceFrames() const override;\n \tvoid SetEv(double ev) override;\n-\tvoid SetFlickerPeriod(double flicker_period) override;\n-\tvoid SetMaxShutter(double max_shutter) override; // microseconds\n-\tvoid SetFixedShutter(double fixed_shutter) override; // microseconds\n+\tvoid SetFlickerPeriod(const Duration &flicker_period) override;\n+\tvoid SetMaxShutter(const Duration &max_shutter) override;\n+\tvoid SetFixedShutter(const Duration &fixed_shutter) override;\n \tvoid SetFixedAnalogueGain(double fixed_analogue_gain) override;\n \tvoid SetMeteringMode(std::string const &metering_mode_name) override;\n \tvoid SetExposureMode(std::string const &exposure_mode_name) override;\ndiff --git a/src/ipa/raspberrypi/raspberrypi.cpp b/src/ipa/raspberrypi/raspberrypi.cpp\nindex e5d4c92a8e01..f8f36420b076 100644\n--- a/src/ipa/raspberrypi/raspberrypi.cpp\n+++ b/src/ipa/raspberrypi/raspberrypi.cpp\n@@ -641,8 +641,8 @@ void IPARPi::queueRequest(const ControlList &controls)\n \t\t\t\tbreak;\n \t\t\t}\n \n-\t\t\t/* This expects units of micro-seconds. */\n-\t\t\tagc->SetFixedShutter(ctrl.second.get<int32_t>());\n+\t\t\t/* The control provides units of microseconds. */\n+\t\t\tagc->SetFixedShutter(ctrl.second.get<int32_t>() * 1.0us);\n \n \t\t\tlibcameraMetadata_.set(controls::ExposureTime, ctrl.second.get<int32_t>());\n \t\t\tbreak;\n@@ -1095,7 +1095,7 @@ void IPARPi::applyFrameDurations(const Duration &minFrameDuration,\n \n \tRPiController::AgcAlgorithm *agc = dynamic_cast<RPiController::AgcAlgorithm *>(\n \t\tcontroller_.GetAlgorithm(\"agc\"));\n-\tagc->SetMaxShutter(maxShutter.get<std::micro>());\n+\tagc->SetMaxShutter(maxShutter);\n }\n \n void IPARPi::applyAGC(const struct AgcStatus *agcStatus, ControlList &ctrls)\n",
    "prefixes": [
        "libcamera-devel",
        "v3",
        "3/4"
    ]
}