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{
    "id": 10669,
    "url": "https://patchwork.libcamera.org/api/1.1/patches/10669/?format=api",
    "web_url": "https://patchwork.libcamera.org/patch/10669/",
    "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": "<20201215101633.21546-2-naush@raspberrypi.com>",
    "date": "2020-12-15T10:16:33",
    "name": "[libcamera-devel,2/2] ipa: raspberrypi: Only validate ISP and sensor control during configure",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": false,
    "hash": "ce469b44a81eafdf733e9a7836a003d926e18db2",
    "submitter": {
        "id": 34,
        "url": "https://patchwork.libcamera.org/api/1.1/people/34/?format=api",
        "name": "Naushir Patuck",
        "email": "naush@raspberrypi.com"
    },
    "delegate": null,
    "mbox": "https://patchwork.libcamera.org/patch/10669/mbox/",
    "series": [
        {
            "id": 1534,
            "url": "https://patchwork.libcamera.org/api/1.1/series/1534/?format=api",
            "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=1534",
            "date": "2020-12-15T10:16:32",
            "name": "[libcamera-devel,1/2] ipa: raspberrypi: Rename unicamCtrls_ to sensorCtrls_",
            "version": 1,
            "mbox": "https://patchwork.libcamera.org/series/1534/mbox/"
        }
    ],
    "comments": "https://patchwork.libcamera.org/api/patches/10669/comments/",
    "check": "pending",
    "checks": "https://patchwork.libcamera.org/api/patches/10669/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": "Tue, 15 Dec 2020 10:16:33 +0000",
        "Message-Id": "<20201215101633.21546-2-naush@raspberrypi.com>",
        "X-Mailer": "git-send-email 2.25.1",
        "In-Reply-To": "<20201215101633.21546-1-naush@raspberrypi.com>",
        "References": "<20201215101633.21546-1-naush@raspberrypi.com>",
        "MIME-Version": "1.0",
        "Subject": "[libcamera-devel] [PATCH 2/2] ipa: raspberrypi: Only validate ISP\n\tand sensor control during configure",
        "X-BeenThere": "libcamera-devel@lists.libcamera.org",
        "X-Mailman-Version": "2.1.29",
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        "List-Id": "<libcamera-devel.lists.libcamera.org>",
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        "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\"",
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        "Errors-To": "libcamera-devel-bounces@lists.libcamera.org",
        "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"
    },
    "content": "There is no need to validate all the ISP and sensor V4L2 control on\nevery use. Simply validate them once during the IPA configuration, and\nfail if a required control is not available.\n\nSigned-off-by: Naushir Patuck <naush@raspberrypi.com>\n---\n src/ipa/raspberrypi/raspberrypi.cpp | 133 ++++++++++++++--------------\n 1 file changed, 66 insertions(+), 67 deletions(-)",
    "diff": "diff --git a/src/ipa/raspberrypi/raspberrypi.cpp b/src/ipa/raspberrypi/raspberrypi.cpp\nindex 5f2e07fd..bf544553 100644\n--- a/src/ipa/raspberrypi/raspberrypi.cpp\n+++ b/src/ipa/raspberrypi/raspberrypi.cpp\n@@ -92,6 +92,8 @@ public:\n \n private:\n \tvoid setMode(const CameraSensorInfo &sensorInfo);\n+\tbool validateSensorControls();\n+\tbool validateIspControls();\n \tvoid queueRequest(const ControlList &controls);\n \tvoid returnEmbeddedBuffer(unsigned int bufferId);\n \tvoid prepareISP(unsigned int bufferId);\n@@ -290,6 +292,18 @@ void IPARPi::configure(const CameraSensorInfo &sensorInfo,\n \tsensorCtrls_ = entityControls.at(0);\n \tispCtrls_ = entityControls.at(1);\n \n+\tif (!validateSensorControls()) {\n+\t\tLOG(IPARPI, Error) << \"Sensor control validation failed.\";\n+\t\tresult->operation = RPi::IPA_CONFIG_FAILED;\n+\t\treturn;\n+\t}\n+\n+\tif (!validateIspControls()) {\n+\t\tLOG(IPARPI, Error) << \"ISP control validation failed.\";\n+\t\tresult->operation = RPi::IPA_CONFIG_FAILED;\n+\t\treturn;\n+\t}\n+\n \t/* Setup a metadata ControlList to output metadata. */\n \tlibcameraMetadata_ = ControlList(controls::controls);\n \n@@ -506,6 +520,51 @@ void IPARPi::reportMetadata()\n \t}\n }\n \n+bool IPARPi::validateSensorControls()\n+{\n+\tstatic const uint32_t ctrls[] = {\n+\t\tV4L2_CID_ANALOGUE_GAIN,\n+\t\tV4L2_CID_EXPOSURE\n+\t};\n+\n+\tfor (auto c : ctrls) {\n+\t\tif (sensorCtrls_.find(c) == sensorCtrls_.end()) {\n+\t\t\tLOG(IPARPI, Error) << \"Unable to find Unicam control \"\n+\t\t\t\t\t   << utils::hex(c);\n+\t\t\treturn false;\n+\t\t}\n+\t}\n+\n+\treturn true;\n+}\n+\n+bool IPARPi::validateIspControls()\n+{\n+\tstatic const uint32_t ctrls[] = {\n+\t\tV4L2_CID_RED_BALANCE,\n+\t\tV4L2_CID_BLUE_BALANCE,\n+\t\tV4L2_CID_DIGITAL_GAIN,\n+\t\tV4L2_CID_USER_BCM2835_ISP_CC_MATRIX,\n+\t\tV4L2_CID_USER_BCM2835_ISP_GAMMA,\n+\t\tV4L2_CID_USER_BCM2835_ISP_BLACK_LEVEL,\n+\t\tV4L2_CID_USER_BCM2835_ISP_GEQ,\n+\t\tV4L2_CID_USER_BCM2835_ISP_DENOISE,\n+\t\tV4L2_CID_USER_BCM2835_ISP_SHARPEN,\n+\t\tV4L2_CID_USER_BCM2835_ISP_DPC,\n+\t\tV4L2_CID_USER_BCM2835_ISP_LENS_SHADING\n+\t};\n+\n+\tfor (auto c : ctrls) {\n+\t\tif (ispCtrls_.find(c) == ispCtrls_.end()) {\n+\t\t\tLOG(IPARPI, Error) << \"Unable to find ISP control \"\n+\t\t\t\t\t   << utils::hex(c);\n+\t\t\treturn false;\n+\t\t}\n+\t}\n+\n+\treturn true;\n+}\n+\n /*\n  * Converting between enums (used in the libcamera API) and the names that\n  * we use to identify different modes. Unfortunately, the conversion tables\n@@ -891,18 +950,6 @@ void IPARPi::processStats(unsigned int bufferId)\n \n void IPARPi::applyAWB(const struct AwbStatus *awbStatus, ControlList &ctrls)\n {\n-\tconst auto gainR = ispCtrls_.find(V4L2_CID_RED_BALANCE);\n-\tif (gainR == ispCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find red gain control\";\n-\t\treturn;\n-\t}\n-\n-\tconst auto gainB = ispCtrls_.find(V4L2_CID_BLUE_BALANCE);\n-\tif (gainB == ispCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find blue gain control\";\n-\t\treturn;\n-\t}\n-\n \tLOG(IPARPI, Debug) << \"Applying WB R: \" << awbStatus->gain_r << \" B: \"\n \t\t\t   << awbStatus->gain_b;\n \n@@ -917,16 +964,6 @@ void IPARPi::applyAGC(const struct AgcStatus *agcStatus, ControlList &ctrls)\n \tint32_t gainCode = helper_->GainCode(agcStatus->analogue_gain);\n \tint32_t exposureLines = helper_->ExposureLines(agcStatus->shutter_time);\n \n-\tif (sensorCtrls_.find(V4L2_CID_ANALOGUE_GAIN) == sensorCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find analogue gain control\";\n-\t\treturn;\n-\t}\n-\n-\tif (sensorCtrls_.find(V4L2_CID_EXPOSURE) == sensorCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find exposure control\";\n-\t\treturn;\n-\t}\n-\n \tLOG(IPARPI, Debug) << \"Applying AGC Exposure: \" << agcStatus->shutter_time\n \t\t\t   << \" (Shutter lines: \" << exposureLines << \") Gain: \"\n \t\t\t   << agcStatus->analogue_gain << \" (Gain Code: \"\n@@ -938,23 +975,14 @@ void IPARPi::applyAGC(const struct AgcStatus *agcStatus, ControlList &ctrls)\n \n void IPARPi::applyDG(const struct AgcStatus *dgStatus, ControlList &ctrls)\n {\n-\tif (ispCtrls_.find(V4L2_CID_DIGITAL_GAIN) == ispCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find digital gain control\";\n-\t\treturn;\n-\t}\n-\n \tctrls.set(V4L2_CID_DIGITAL_GAIN,\n \t\t  static_cast<int32_t>(dgStatus->digital_gain * 1000));\n }\n \n void IPARPi::applyCCM(const struct CcmStatus *ccmStatus, ControlList &ctrls)\n {\n-\tif (ispCtrls_.find(V4L2_CID_USER_BCM2835_ISP_CC_MATRIX) == ispCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find CCM control\";\n-\t\treturn;\n-\t}\n-\n \tbcm2835_isp_custom_ccm ccm;\n+\n \tfor (int i = 0; i < 9; i++) {\n \t\tccm.ccm.ccm[i / 3][i % 3].den = 1000;\n \t\tccm.ccm.ccm[i / 3][i % 3].num = 1000 * ccmStatus->matrix[i];\n@@ -970,12 +998,8 @@ void IPARPi::applyCCM(const struct CcmStatus *ccmStatus, ControlList &ctrls)\n \n void IPARPi::applyGamma(const struct ContrastStatus *contrastStatus, ControlList &ctrls)\n {\n-\tif (ispCtrls_.find(V4L2_CID_USER_BCM2835_ISP_GAMMA) == ispCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find Gamma control\";\n-\t\treturn;\n-\t}\n-\n \tstruct bcm2835_isp_gamma gamma;\n+\n \tgamma.enabled = 1;\n \tfor (int i = 0; i < CONTRAST_NUM_POINTS; i++) {\n \t\tgamma.x[i] = contrastStatus->points[i].x;\n@@ -989,12 +1013,8 @@ void IPARPi::applyGamma(const struct ContrastStatus *contrastStatus, ControlList\n \n void IPARPi::applyBlackLevel(const struct BlackLevelStatus *blackLevelStatus, ControlList &ctrls)\n {\n-\tif (ispCtrls_.find(V4L2_CID_USER_BCM2835_ISP_BLACK_LEVEL) == ispCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find black level control\";\n-\t\treturn;\n-\t}\n-\n \tbcm2835_isp_black_level blackLevel;\n+\n \tblackLevel.enabled = 1;\n \tblackLevel.black_level_r = blackLevelStatus->black_level_r;\n \tblackLevel.black_level_g = blackLevelStatus->black_level_g;\n@@ -1007,12 +1027,8 @@ void IPARPi::applyBlackLevel(const struct BlackLevelStatus *blackLevelStatus, Co\n \n void IPARPi::applyGEQ(const struct GeqStatus *geqStatus, ControlList &ctrls)\n {\n-\tif (ispCtrls_.find(V4L2_CID_USER_BCM2835_ISP_GEQ) == ispCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find geq control\";\n-\t\treturn;\n-\t}\n-\n \tbcm2835_isp_geq geq;\n+\n \tgeq.enabled = 1;\n \tgeq.offset = geqStatus->offset;\n \tgeq.slope.den = 1000;\n@@ -1025,12 +1041,8 @@ void IPARPi::applyGEQ(const struct GeqStatus *geqStatus, ControlList &ctrls)\n \n void IPARPi::applyDenoise(const struct SdnStatus *denoiseStatus, ControlList &ctrls)\n {\n-\tif (ispCtrls_.find(V4L2_CID_USER_BCM2835_ISP_DENOISE) == ispCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find denoise control\";\n-\t\treturn;\n-\t}\n-\n \tbcm2835_isp_denoise denoise;\n+\n \tdenoise.enabled = 1;\n \tdenoise.constant = denoiseStatus->noise_constant;\n \tdenoise.slope.num = 1000 * denoiseStatus->noise_slope;\n@@ -1045,12 +1057,8 @@ void IPARPi::applyDenoise(const struct SdnStatus *denoiseStatus, ControlList &ct\n \n void IPARPi::applySharpen(const struct SharpenStatus *sharpenStatus, ControlList &ctrls)\n {\n-\tif (ispCtrls_.find(V4L2_CID_USER_BCM2835_ISP_SHARPEN) == ispCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find sharpen control\";\n-\t\treturn;\n-\t}\n-\n \tbcm2835_isp_sharpen sharpen;\n+\n \tsharpen.enabled = 1;\n \tsharpen.threshold.num = 1000 * sharpenStatus->threshold;\n \tsharpen.threshold.den = 1000;\n@@ -1066,12 +1074,8 @@ void IPARPi::applySharpen(const struct SharpenStatus *sharpenStatus, ControlList\n \n void IPARPi::applyDPC(const struct DpcStatus *dpcStatus, ControlList &ctrls)\n {\n-\tif (ispCtrls_.find(V4L2_CID_USER_BCM2835_ISP_DPC) == ispCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find DPC control\";\n-\t\treturn;\n-\t}\n-\n \tbcm2835_isp_dpc dpc;\n+\n \tdpc.enabled = 1;\n \tdpc.strength = dpcStatus->strength;\n \n@@ -1082,11 +1086,6 @@ void IPARPi::applyDPC(const struct DpcStatus *dpcStatus, ControlList &ctrls)\n \n void IPARPi::applyLS(const struct AlscStatus *lsStatus, ControlList &ctrls)\n {\n-\tif (ispCtrls_.find(V4L2_CID_USER_BCM2835_ISP_LENS_SHADING) == ispCtrls_.end()) {\n-\t\tLOG(IPARPI, Error) << \"Can't find LS control\";\n-\t\treturn;\n-\t}\n-\n \t/*\n \t * Program lens shading tables into pipeline.\n \t * Choose smallest cell size that won't exceed 63x48 cells.\n",
    "prefixes": [
        "libcamera-devel",
        "2/2"
    ]
}