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Mathias To: libcamera-devel@lists.libcamera.org Cc: Mathias Subject: [PATCH v4 3/4] ipa: rpi: Add OV9782 VC4 tuning file Date: Mon, 4 May 2026 15:28:51 -0700 X-ASG-Orig-Subj: [PATCH v4 3/4] ipa: rpi: Add OV9782 VC4 tuning file Message-ID: <20260504222859.3023305-4-mathias@pepservices.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260504222859.3023305-1-mathias@pepservices.com> References: <20260504222859.3023305-1-mathias@pepservices.com> MIME-Version: 1.0 X-AuthUser: mathias@pepservices.com X-Barracuda-Connect: cwh28.canadianwebhosting.com[66.85.29.119] X-Barracuda-Start-Time: 1777933755 X-Barracuda-Encrypted: TLS_AES_256_GCM_SHA384 X-Barracuda-URL: https://104.36.151.218:443/cgi-mod/mark.cgi X-Virus-Scanned: by bsmtpd at idig.net X-Barracuda-Scan-Msg-Size: 29749 X-Barracuda-BRTS-Status: 0 X-ASG-Debug-ID: 1777933755-0d2e7025c1101f0001-aslxF0 X-Barracuda-Spam-Score: 0.00 X-Barracuda-Spam-Status: No, SCORE=0.00 using global scores of TAG_LEVEL=3.5 QUARANTINE_LEVEL=8.0 KILL_LEVEL=4.0 test= X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.3.125474 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- X-BeenThere: libcamera-devel@lists.libcamera.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libcamera-devel-bounces@lists.libcamera.org Sender: "libcamera-devel" Signed-off-by: Mathias --- src/ipa/rpi/vc4/data/meson.build | 1 + src/ipa/rpi/vc4/data/ov9782.json | 525 +++++++++++++++++++++++++++++++ 2 files changed, 526 insertions(+) create mode 100644 src/ipa/rpi/vc4/data/ov9782.json diff --git a/src/ipa/rpi/vc4/data/meson.build b/src/ipa/rpi/vc4/data/meson.build index 6efa53cb..6652c5ec 100644 --- a/src/ipa/rpi/vc4/data/meson.build +++ b/src/ipa/rpi/vc4/data/meson.build @@ -26,6 +26,7 @@ conf_files = files([ 'ov64a40.json', 'ov7251_mono.json', 'ov9281_mono.json', + 'ov9782.json', 'se327m12.json', 'uncalibrated.json', 'vd55g1.json', diff --git a/src/ipa/rpi/vc4/data/ov9782.json b/src/ipa/rpi/vc4/data/ov9782.json new file mode 100644 index 00000000..8f3d02f6 --- /dev/null +++ b/src/ipa/rpi/vc4/data/ov9782.json @@ -0,0 +1,525 @@ +{ + "version": 2.0, + "target": "bcm2835", + "algorithms": [ + { + "rpi.black_level": { + "black_level": 4096 + } + }, + { + "rpi.dpc": {} + }, + { + "rpi.lux": { + "reference_shutter_speed": 27685, + "reference_gain": 1.0, + "reference_aperture": 1.0, + "reference_lux": 998, + "reference_Y": 12744 + } + }, + { + "rpi.noise": { + "reference_constant": 0, + "reference_slope": 3.67 + } + }, + { + "rpi.geq": { + "offset": 204, + "slope": 0.01633 + } + }, + { + "rpi.sdn": {} + }, + { + "rpi.awb": { + "priors": [ + { + "lux": 0, + "prior": [ 2000, 1.0, 3000, 0.0, 13000, 0.0 ] + }, + { + "lux": 800, + "prior": [ 2000, 0.0, 6000, 2.0, 13000, 2.0 ] + }, + { + "lux": 1500, + "prior": [ + 2000, 0.0, 4000, 1.0, 6000, 6.0, 6500, 7.0, 7000, 1.0, 13000, 1.0 + ] + } + ], + "modes": { + "auto": { + "lo": 2500, + "hi": 8000 + }, + "incandescent": { + "lo": 2500, + "hi": 3000 + }, + "tungsten": { + "lo": 3000, + "hi": 3500 + }, + "fluorescent": { + "lo": 4000, + "hi": 4700 + }, + "indoor": { + "lo": 3000, + "hi": 5000 + }, + "daylight": { + "lo": 5500, + "hi": 6500 + }, + "cloudy": { + "lo": 7000, + "hi": 8600 + } + }, + "bayes": 1, + "ct_curve": [ + 2498.0, 0.9309, 0.3599, 2911.0, 0.8682, 0.4283, 2919.0, 0.8358, 0.4621, + 3627.0, 0.7646, 0.5327, 4600.0, 0.6079, 0.6721, 5716.0, 0.5712, 0.7017, + 8575.0, 0.4331, 0.8037 + ], + "sensitivity_r": 1.05, + "sensitivity_b": 1.05, + "transverse_pos": 0.04791, + "transverse_neg": 0.04881 + } + }, + { + "rpi.agc": { + "channels": [ + { + "metering_modes": { + "centre-weighted": { + "weights": [ 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 0, 0, 0, 0 ] + }, + "spot": { + "weights": [ 2, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ] + }, + "matrix": { + "weights": [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ] + } + }, + "exposure_modes": { + "normal": { + "shutter": [ 100, 10000, 30000, 60000, 66666 ], + "gain": [ 1.0, 2.0, 4.0, 6.0, 10.0 ] + }, + "short": { + "shutter": [ 100, 5000, 10000, 20000, 66666 ], + "gain": [ 1.0, 2.0, 4.0, 6.0, 10.0 ] + }, + "long": { + "shutter": [ 100, 10000, 30000, 60000, 120000 ], + "gain": [ 1.0, 2.0, 4.0, 6.0, 10.0 ] + } + }, + "constraint_modes": { + "normal": [ + { + "bound": "LOWER", + "q_lo": 0.98, + "q_hi": 1.0, + "y_target": [ 0, 0.5, 1000, 0.5 ] + } + ], + "highlight": [ + { + "bound": "LOWER", + "q_lo": 0.98, + "q_hi": 1.0, + "y_target": [ 0, 0.5, 1000, 0.5 ] + }, + { + "bound": "UPPER", + "q_lo": 0.98, + "q_hi": 1.0, + "y_target": [ 0, 0.8, 1000, 0.8 ] + } + ], + "shadows": [ + { + "bound": "LOWER", + "q_lo": 0.0, + "q_hi": 0.5, + "y_target": [ 0, 0.17, 1000, 0.17 ] + } + ] + }, + "y_target": [ 0, 0.16, 1000, 0.165, 10000, 0.17 ] + }, + { + "base_ev": 0.125, + "metering_modes": { + "centre-weighted": { + "weights": [ 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 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