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{
    "id": 9064,
    "url": "https://patchwork.libcamera.org/api/patches/9064/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/9064/",
    "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": "<20200729093154.12296-4-david.plowman@raspberrypi.com>",
    "date": "2020-07-29T09:31:52",
    "name": "[libcamera-devel,3/5] libcamera: raspberrypi: Plumb user transform through to individual IPAs",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "5c092828a013b57bb9525b5baab4b36aff919ed2",
    "submitter": {
        "id": 42,
        "url": "https://patchwork.libcamera.org/api/people/42/?format=api",
        "name": "David Plowman",
        "email": "david.plowman@raspberrypi.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/9064/mbox/",
    "series": [
        {
            "id": 1160,
            "url": "https://patchwork.libcamera.org/api/series/1160/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1160",
            "date": "2020-07-29T09:31:50",
            "name": "Transform implementation",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/1160/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/9064/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/9064/checks/",
    "tags": {},
    "headers": {
        "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>",
        "X-Original-To": "parsemail@patchwork.libcamera.org",
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        "From": "David Plowman <david.plowman@raspberrypi.com>",
        "To": "libcamera-devel@lists.libcamera.org",
        "Date": "Wed, 29 Jul 2020 10:31:52 +0100",
        "Message-Id": "<20200729093154.12296-4-david.plowman@raspberrypi.com>",
        "X-Mailer": "git-send-email 2.20.1",
        "In-Reply-To": "<20200729093154.12296-1-david.plowman@raspberrypi.com>",
        "References": "<20200729093154.12296-1-david.plowman@raspberrypi.com>",
        "MIME-Version": "1.0",
        "Subject": "[libcamera-devel] [PATCH 3/5] libcamera: raspberrypi: Plumb user\n\ttransform through to individual IPAs",
        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
        "X-Mailman-Version": "2.1.29",
        "Precedence": "list",
        "List-Id": "<libcamera-devel.lists.libcamera.org>",
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        "Content-Transfer-Encoding": "7bit",
        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "This commit takes the user/application supplied Transform and plumbs\nit through to all our individual IPAs using the SwitchMode method of\nthe Controller/Algorithms. IPARPi::configure has to be re-ordered just\na little to ensure the userTransform_ is available before calling\nSwitchMode.\n---\n src/ipa/raspberrypi/controller/algorithm.cpp  |  4 ++-\n src/ipa/raspberrypi/controller/algorithm.hpp  |  3 +-\n src/ipa/raspberrypi/controller/controller.cpp |  5 +--\n src/ipa/raspberrypi/controller/controller.hpp |  5 ++-\n src/ipa/raspberrypi/controller/rpi/agc.cpp    |  3 +-\n src/ipa/raspberrypi/controller/rpi/agc.hpp    |  3 +-\n src/ipa/raspberrypi/controller/rpi/alsc.cpp   |  3 +-\n src/ipa/raspberrypi/controller/rpi/alsc.hpp   |  3 +-\n src/ipa/raspberrypi/controller/rpi/noise.cpp  |  4 ++-\n src/ipa/raspberrypi/controller/rpi/noise.hpp  |  3 +-\n .../raspberrypi/controller/rpi/sharpen.cpp    |  3 +-\n .../raspberrypi/controller/rpi/sharpen.hpp    |  3 +-\n src/ipa/raspberrypi/raspberrypi.cpp           | 31 ++++++++++---------\n 13 files changed, 45 insertions(+), 28 deletions(-)",
    "diff": "diff --git a/src/ipa/raspberrypi/controller/algorithm.cpp b/src/ipa/raspberrypi/controller/algorithm.cpp\nindex 55cb201..b95ebb8 100644\n--- a/src/ipa/raspberrypi/controller/algorithm.cpp\n+++ b/src/ipa/raspberrypi/controller/algorithm.cpp\n@@ -16,9 +16,11 @@ void Algorithm::Read(boost::property_tree::ptree const &params)\n \n void Algorithm::Initialise() {}\n \n-void Algorithm::SwitchMode(CameraMode const &camera_mode, Metadata *metadata)\n+void Algorithm::SwitchMode(CameraMode const &camera_mode, libcamera::Transform transform,\n+\t\t\t\t\t\t   Metadata *metadata)\n {\n \t(void)camera_mode;\n+\t(void)transform;\n \t(void)metadata;\n }\n \ndiff --git a/src/ipa/raspberrypi/controller/algorithm.hpp b/src/ipa/raspberrypi/controller/algorithm.hpp\nindex 187c50c..b38f167 100644\n--- a/src/ipa/raspberrypi/controller/algorithm.hpp\n+++ b/src/ipa/raspberrypi/controller/algorithm.hpp\n@@ -37,7 +37,8 @@ public:\n \tvirtual void Resume() { paused_ = false; }\n \tvirtual void Read(boost::property_tree::ptree const &params);\n \tvirtual void Initialise();\n-\tvirtual void SwitchMode(CameraMode const &camera_mode, Metadata *metadata);\n+\tvirtual void SwitchMode(CameraMode const &camera_mode, libcamera::Transform transform,\n+\t\t\t\t\t\t\tMetadata *metadata);\n \tvirtual void Prepare(Metadata *image_metadata);\n \tvirtual void Process(StatisticsPtr &stats, Metadata *image_metadata);\n \tMetadata &GetGlobalMetadata() const\ndiff --git a/src/ipa/raspberrypi/controller/controller.cpp b/src/ipa/raspberrypi/controller/controller.cpp\nindex 7c4b04f..7a4310f 100644\n--- a/src/ipa/raspberrypi/controller/controller.cpp\n+++ b/src/ipa/raspberrypi/controller/controller.cpp\n@@ -56,11 +56,12 @@ void Controller::Initialise()\n \tRPI_LOG(\"Controller finished\");\n }\n \n-void Controller::SwitchMode(CameraMode const &camera_mode, Metadata *metadata)\n+void Controller::SwitchMode(CameraMode const &camera_mode, libcamera::Transform transform,\n+\t\t\t\t\t\t\tMetadata *metadata)\n {\n \tRPI_LOG(\"Controller starting\");\n \tfor (auto &algo : algorithms_)\n-\t\talgo->SwitchMode(camera_mode, metadata);\n+\t\talgo->SwitchMode(camera_mode, transform, metadata);\n \tswitch_mode_called_ = true;\n \tRPI_LOG(\"Controller finished\");\n }\ndiff --git a/src/ipa/raspberrypi/controller/controller.hpp b/src/ipa/raspberrypi/controller/controller.hpp\nindex 6ba9412..738c4b6 100644\n--- a/src/ipa/raspberrypi/controller/controller.hpp\n+++ b/src/ipa/raspberrypi/controller/controller.hpp\n@@ -15,6 +15,8 @@\n \n #include <linux/bcm2835-isp.h>\n \n+#include <libcamera/transform.h>\n+\n #include \"camera_mode.h\"\n #include \"device_status.h\"\n #include \"metadata.hpp\"\n@@ -39,7 +41,8 @@ public:\n \tAlgorithm *CreateAlgorithm(char const *name);\n \tvoid Read(char const *filename);\n \tvoid Initialise();\n-\tvoid SwitchMode(CameraMode const &camera_mode, Metadata *metadata);\n+\tvoid SwitchMode(CameraMode const &camera_mode, libcamera::Transform transform,\n+\t\t\t\t\tMetadata *metadata);\n \tvoid Prepare(Metadata *image_metadata);\n \tvoid Process(StatisticsPtr stats, Metadata *image_metadata);\n \tMetadata &GetGlobalMetadata();\ndiff --git a/src/ipa/raspberrypi/controller/rpi/agc.cpp b/src/ipa/raspberrypi/controller/rpi/agc.cpp\nindex c02b5ec..ceac771 100644\n--- a/src/ipa/raspberrypi/controller/rpi/agc.cpp\n+++ b/src/ipa/raspberrypi/controller/rpi/agc.cpp\n@@ -221,7 +221,8 @@ void Agc::SetConstraintMode(std::string const &constraint_mode_name)\n \tconstraint_mode_name_ = constraint_mode_name;\n }\n \n-void Agc::SwitchMode(CameraMode const &camera_mode, Metadata *metadata)\n+void Agc::SwitchMode(CameraMode const &camera_mode, libcamera::Transform transform,\n+\t\t\t\t\t Metadata *metadata)\n {\n \t// On a mode switch, it's possible the exposure profile could change,\n \t// so we run through the dividing up of exposure/gain again and\ndiff --git a/src/ipa/raspberrypi/controller/rpi/agc.hpp b/src/ipa/raspberrypi/controller/rpi/agc.hpp\nindex 9a7e89c..78f016e 100644\n--- a/src/ipa/raspberrypi/controller/rpi/agc.hpp\n+++ b/src/ipa/raspberrypi/controller/rpi/agc.hpp\n@@ -75,7 +75,8 @@ public:\n \tvoid SetMeteringMode(std::string const &metering_mode_name) override;\n \tvoid SetExposureMode(std::string const &exposure_mode_name) override;\n \tvoid SetConstraintMode(std::string const &contraint_mode_name) override;\n-\tvoid SwitchMode(CameraMode const &camera_mode, Metadata *metadata) override;\n+\tvoid SwitchMode(CameraMode const &camera_mode, libcamera::Transform transform,\n+\t\t\t\t\tMetadata *metadata) override;\n \tvoid Prepare(Metadata *image_metadata) override;\n \tvoid Process(StatisticsPtr &stats, Metadata *image_metadata) override;\n \ndiff --git a/src/ipa/raspberrypi/controller/rpi/alsc.cpp b/src/ipa/raspberrypi/controller/rpi/alsc.cpp\nindex 76e2f04..5fac9dd 100644\n--- a/src/ipa/raspberrypi/controller/rpi/alsc.cpp\n+++ b/src/ipa/raspberrypi/controller/rpi/alsc.cpp\n@@ -12,6 +12,7 @@\n // Raspberry Pi ALSC (Auto Lens Shading Correction) algorithm.\n \n using namespace RPi;\n+using libcamera::Transform;\n \n #define NAME \"rpi.alsc\"\n \n@@ -173,7 +174,7 @@ void Alsc::Initialise()\n \t\tlambda_r_[i] = lambda_b_[i] = 1.0;\n }\n \n-void Alsc::SwitchMode(CameraMode const &camera_mode, Metadata *metadata)\n+void Alsc::SwitchMode(CameraMode const &camera_mode, Transform transform, Metadata *metadata)\n {\n \t(void)metadata;\n \ndiff --git a/src/ipa/raspberrypi/controller/rpi/alsc.hpp b/src/ipa/raspberrypi/controller/rpi/alsc.hpp\nindex 3806257..9b54578 100644\n--- a/src/ipa/raspberrypi/controller/rpi/alsc.hpp\n+++ b/src/ipa/raspberrypi/controller/rpi/alsc.hpp\n@@ -50,7 +50,8 @@ public:\n \t~Alsc();\n \tchar const *Name() const override;\n \tvoid Initialise() override;\n-\tvoid SwitchMode(CameraMode const &camera_mode, Metadata *metadata) override;\n+\tvoid SwitchMode(CameraMode const &camera_mode, libcamera::Transform transform,\n+\t\t\t\t\tMetadata *metadata) override;\n \tvoid Read(boost::property_tree::ptree const &params) override;\n \tvoid Prepare(Metadata *image_metadata) override;\n \tvoid Process(StatisticsPtr &stats, Metadata *image_metadata) override;\ndiff --git a/src/ipa/raspberrypi/controller/rpi/noise.cpp b/src/ipa/raspberrypi/controller/rpi/noise.cpp\nindex 2cafde3..0f4002b 100644\n--- a/src/ipa/raspberrypi/controller/rpi/noise.cpp\n+++ b/src/ipa/raspberrypi/controller/rpi/noise.cpp\n@@ -27,8 +27,10 @@ char const *Noise::Name() const\n \treturn NAME;\n }\n \n-void Noise::SwitchMode(CameraMode const &camera_mode, Metadata *metadata)\n+void Noise::SwitchMode(CameraMode const &camera_mode, libcamera::Transform transform,\n+\t\t\t\t\t   Metadata *metadata)\n {\n+\t(void)transform;\n \t(void)metadata;\n \n \t// For example, we would expect a 2x2 binned mode to have a \"noise\ndiff --git a/src/ipa/raspberrypi/controller/rpi/noise.hpp b/src/ipa/raspberrypi/controller/rpi/noise.hpp\nindex 25bf188..37a22fd 100644\n--- a/src/ipa/raspberrypi/controller/rpi/noise.hpp\n+++ b/src/ipa/raspberrypi/controller/rpi/noise.hpp\n@@ -18,7 +18,8 @@ class Noise : public Algorithm\n public:\n \tNoise(Controller *controller);\n \tchar const *Name() const override;\n-\tvoid SwitchMode(CameraMode const &camera_mode, Metadata *metadata) override;\n+\tvoid SwitchMode(CameraMode const &camera_mode, libcamera::Transform transform,\n+\t\t\t\t\tMetadata *metadata) override;\n \tvoid Read(boost::property_tree::ptree const &params) override;\n \tvoid Prepare(Metadata *image_metadata) override;\n \ndiff --git a/src/ipa/raspberrypi/controller/rpi/sharpen.cpp b/src/ipa/raspberrypi/controller/rpi/sharpen.cpp\nindex 2b701db..64d269d 100644\n--- a/src/ipa/raspberrypi/controller/rpi/sharpen.cpp\n+++ b/src/ipa/raspberrypi/controller/rpi/sharpen.cpp\n@@ -26,7 +26,8 @@ char const *Sharpen::Name() const\n \treturn NAME;\n }\n \n-void Sharpen::SwitchMode(CameraMode const &camera_mode, Metadata *metadata)\n+void Sharpen::SwitchMode(CameraMode const &camera_mode, libcamera::Transform transform,\n+\t\t\t\t\t\t Metadata *metadata)\n {\n \t(void)metadata;\n \ndiff --git a/src/ipa/raspberrypi/controller/rpi/sharpen.hpp b/src/ipa/raspberrypi/controller/rpi/sharpen.hpp\nindex 568521b..8a1c164 100644\n--- a/src/ipa/raspberrypi/controller/rpi/sharpen.hpp\n+++ b/src/ipa/raspberrypi/controller/rpi/sharpen.hpp\n@@ -18,7 +18,8 @@ class Sharpen : public SharpenAlgorithm\n public:\n \tSharpen(Controller *controller);\n \tchar const *Name() const override;\n-\tvoid SwitchMode(CameraMode const &camera_mode, Metadata *metadata) override;\n+\tvoid SwitchMode(CameraMode const &camera_mode, libcamera::Transform transform,\n+\t\t\t\t\tMetadata *metadata) override;\n \tvoid Read(boost::property_tree::ptree const &params) override;\n \tvoid SetStrength(double strength) override;\n \tvoid Prepare(Metadata *image_metadata) override;\ndiff --git a/src/ipa/raspberrypi/raspberrypi.cpp b/src/ipa/raspberrypi/raspberrypi.cpp\nindex 2809521..a8676fb 100644\n--- a/src/ipa/raspberrypi/raspberrypi.cpp\n+++ b/src/ipa/raspberrypi/raspberrypi.cpp\n@@ -270,21 +270,6 @@ void IPARPi::configure(const CameraSensorInfo &sensorInfo,\n \t\tagcStatus.analogue_gain = DEFAULT_ANALOGUE_GAIN;\n \t}\n \n-\tRPi::Metadata metadata;\n-\tcontroller_.SwitchMode(mode_, &metadata);\n-\n-\t/* SwitchMode may supply updated exposure/gain values to use. */\n-\tmetadata.Get(\"agc.status\", agcStatus);\n-\tif (agcStatus.shutter_time != 0.0 && agcStatus.analogue_gain != 0.0) {\n-\t\tControlList ctrls(unicam_ctrls_);\n-\t\tapplyAGC(&agcStatus, ctrls);\n-\t\tresult->controls.push_back(ctrls);\n-\n-\t\tresult->operation |= RPI_IPA_CONFIG_SENSOR;\n-\t}\n-\n-\tlastMode_ = mode_;\n-\n \t/* Store the lens shading table pointer and handle if available. */\n \tunsigned int next_element = 0;\n \tif (ipaConfig.operation & RPI_IPA_CONFIG_LS_TABLE) {\n@@ -312,6 +297,22 @@ void IPARPi::configure(const CameraSensorInfo &sensorInfo,\n \t\tuint32_t transformType = ipaConfig.data[next_element++];\n \t\tuserTransform_ = reinterpret_cast<Transform &>(transformType);\n \t}\n+\n+\t/* Finally we can tell the IPAs about the new camera mode. */\n+\tRPi::Metadata metadata;\n+\tcontroller_.SwitchMode(mode_, userTransform_, &metadata);\n+\n+\t/* SwitchMode may supply updated exposure/gain values to use. */\n+\tmetadata.Get(\"agc.status\", agcStatus);\n+\tif (agcStatus.shutter_time != 0.0 && agcStatus.analogue_gain != 0.0) {\n+\t\tControlList ctrls(unicam_ctrls_);\n+\t\tapplyAGC(&agcStatus, ctrls);\n+\t\tresult->controls.push_back(ctrls);\n+\n+\t\tresult->operation |= RPI_IPA_CONFIG_SENSOR;\n+\t}\n+\n+\tlastMode_ = mode_;\n }\n \n void IPARPi::mapBuffers(const std::vector<IPABuffer> &buffers)\n",
    "prefixes": [
        "libcamera-devel",
        "3/5"
    ]
}