{"id":27501,"url":"https://patchwork.libcamera.org/api/patches/27501/?format=json","web_url":"https://patchwork.libcamera.org/patch/27501/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260724-mira220-v2-3-240003749dd0@ideasonboard.com>","date":"2026-07-24T15:47:42","name":"[v2,3/5] ipa: rpi: vc4: Add Mira220 tuning file","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"9a64b5f4712bf921560ece15be18c65abc8e0d1d","submitter":{"id":143,"url":"https://patchwork.libcamera.org/api/people/143/?format=json","name":"Jacopo Mondi","email":"jacopo.mondi@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/27501/mbox/","series":[{"id":6079,"url":"https://patchwork.libcamera.org/api/series/6079/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=6079","date":"2026-07-24T15:47:39","name":"ipa: rpi: Add support for Mira220 RGB version","version":2,"mbox":"https://patchwork.libcamera.org/series/6079/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/27501/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/27501/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"parsemail@patchwork.libcamera.org","Delivered-To":"parsemail@patchwork.libcamera.org","Received":["from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id CB497BDE4C\n\tfor ;\n\tFri, 24 Jul 2026 15:48:18 +0000 (UTC)","from lancelot.ideasonboard.com 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t=1784908028;\n\tbh=NJA5oJ6hFrktm82aQKHyyMhFrU8+juoya+SVuKs+cr4=;\n\th=From:Date:Subject:References:In-Reply-To:To:Cc:From;\n\tb=Ag3UueJbgNQiksvpZKCD9+TxApIVMtTAu22vf7qKqECGB0WYq6hBh8WNMI8XIeqFc\n\tAyv0PyIa+Tw2Ftvimj43+nBvvjMrFI2xzXTLR9AWzNuj5xjmrsPnYlsVNShPCyn3sI\n\tTzMZ/3HHvJDK2zjw0Vfi5PvqHeuz9wrX6jtV1IFU=","From":"Jacopo Mondi ","Date":"Fri, 24 Jul 2026 17:47:42 +0200","Subject":"[PATCH v2 3/5] ipa: rpi: vc4: Add Mira220 tuning file","MIME-Version":"1.0","Content-Type":"text/plain; charset=\"utf-8\"","Content-Transfer-Encoding":"7bit","Message-Id":"<20260724-mira220-v2-3-240003749dd0@ideasonboard.com>","References":"<20260724-mira220-v2-0-240003749dd0@ideasonboard.com>","In-Reply-To":"<20260724-mira220-v2-0-240003749dd0@ideasonboard.com>","To":"libcamera-devel@lists.libcamera.org","Cc":"Philippe Baetens , \n\tJacopo Mondi , \n\tNaushir Patuck ","X-Mailer":"b4 0.14.3","X-Developer-Signature":"v=1; a=openpgp-sha256; l=16892;\n\ti=jacopo.mondi@ideasonboard.com; h=from:subject:message-id;\n\tbh=KHbrCH+sovzrc1jQvoZzEQ5nujwGmrlG72CnnOlSSZQ=;\n\tb=owEBbQKS/ZANAwAKAXI0Bo8WoVY8AcsmYgBqY4k4EElrj03uDniHX5RR5fOk8I4zAGyUYu2RA\n\tF7ppIAV0veJAjMEAAEKAB0WIQS1xD1IgJogio9YOMByNAaPFqFWPAUCamOJOAAKCRByNAaPFqFW\n\tPPlED/9uw0IyQnF3jHXfuAmmRJXXXARREsnbxXnZcTh2p2TVbWsfPIJVXYdeG42RMRDXtPerKl3\n\t+QdFo2gGyeg3sL3M9y3ZxBAq9Ww+g0T7819nj1b3a2T23o0rsGYjaN67dd/ELhwqRCuMqEIGWzd\n\tJj4z9vp0feqDXPl7O84j3rVKtj1tp2XjQCcqBkSamuUEhvBY1UGamnDxQyOAsMx93n8QFFxvbtQ\n\tDzZfn0gzLxqtR6rlssuRoDCdUktGX4EHOocem3dthWtldRpewSPnhT2QGF52eoyKxN3ACgx5rMF\n\tBvN+ip9rKmx1kSSovj/Rd8the4i5il7+hpWtg7XAwhSevWj0QzIsFhGBJwv9ObtutKQ9JJ4snyf\n\tI0beurDdk9R0LOz7r5cWWOoKUaSs6Kax6O8CInguOl/8Li87uNYdTrnV2ndl5MelqiLybEwT1F/\n\tjGi2mluDlwg4xhcWfUCjzdaGoOzPEplOkZElacDpDeW6nEbTetgtKDXPs8paAtHIHhH3V+LLmr0\n\tT4ikHmCgyUeFHFqEhksF3cx+jw+Lc+o8hw9wb7Kp7SnO95jx634l9tYGmvamsi4LPaHVcSXaNGs\n\tJf3UZLg4TragN52oPQ3Wo+fvGYHus29lOcL+bgiJC7oA4rCrU7CvAGG4zMZKFWeEloo7LGC4tjR\n\t5NiWWDSdX/9r6DA==","X-Developer-Key":"i=jacopo.mondi@ideasonboard.com; a=openpgp;\n\tfpr=72392EDC88144A65C701EA9BA5826A2587AD026B","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"From: Philippe Baetens \n\nAdd tuning file for the Mira220 RGB version to the RaspberryPi VC4 IPA.\n\nThis patch upports the Mira220 support available at\nhttps://github.com/ams-OSRAM/libcamera.git at revision d7d5e17ec961\n(\"update json files so they are truly mono\").\n\nSigned-off-by: Philippe Baetens \nSigned-off-by: Jacopo Mondi \nAcked-by: Naushir Patuck \n---\n src/ipa/rpi/vc4/data/meson.build | 1 +\n src/ipa/rpi/vc4/data/mira220.json | 370 ++++++++++++++++++++++++++++++++++++++\n 2 files changed, 371 insertions(+)","diff":"diff --git a/src/ipa/rpi/vc4/data/meson.build b/src/ipa/rpi/vc4/data/meson.build\nindex 6efa53cb3873..763c7a0e8a58 100644\n--- a/src/ipa/rpi/vc4/data/meson.build\n+++ b/src/ipa/rpi/vc4/data/meson.build\n@@ -21,6 +21,7 @@ conf_files = files([\n 'imx708_noir.json',\n 'imx708_wide.json',\n 'imx708_wide_noir.json',\n+ 'mira220.json',\n 'ov5647.json',\n 'ov5647_noir.json',\n 'ov64a40.json',\ndiff --git a/src/ipa/rpi/vc4/data/mira220.json b/src/ipa/rpi/vc4/data/mira220.json\nnew file mode 100644\nindex 000000000000..1b47c13d9463\n--- /dev/null\n+++ b/src/ipa/rpi/vc4/data/mira220.json\n@@ -0,0 +1,370 @@\n+{\n+ \"version\": 2.0,\n+ \"target\": \"bcm2835\",\n+ \"algorithms\": [\n+ {\n+ \"rpi.black_level\":\n+ {\n+ \"black_level\": 2500\n+ }\n+ },\n+ {\n+ \"rpi.dpc\": { }\n+ },\n+ {\n+ \"rpi.lux\":\n+ {\n+ \"reference_shutter_speed\": 33316,\n+ \"reference_gain\": 1.0,\n+ \"reference_aperture\": 1.0,\n+ \"reference_lux\": 530,\n+ \"reference_Y\": 9873\n+ }\n+ },\n+ {\n+ \"rpi.noise\":\n+ {\n+ \"reference_constant\": 0,\n+ \"reference_slope\": 1.449\n+ }\n+ },\n+ {\n+ \"rpi.geq\":\n+ {\n+ \"offset\": 271,\n+ \"slope\": 0.00179\n+ }\n+ },\n+ {\n+ \"rpi.sdn\": { }\n+ },\n+ {\n+ \"rpi.awb\":\n+ {\n+ \"priors\": [\n+ {\n+ \"lux\": 0,\n+ \"prior\":\n+ [\n+ 2000, 1.0,\n+ 3000, 0.0,\n+ 13000, 0.0\n+ ]\n+ },\n+ {\n+ \"lux\": 800,\n+ \"prior\":\n+ [\n+ 2000, 0.0,\n+ 6000, 2.0,\n+ 13000, 2.0\n+ ]\n+ },\n+ {\n+ \"lux\": 1500,\n+ \"prior\":\n+ [\n+ 2000, 0.0,\n+ 4000, 1.0,\n+ 6000, 6.0,\n+ 6500, 7.0,\n+ 7000, 1.0,\n+ 13000, 1.0\n+ ]\n+ }\n+ ],\n+ \"modes\":\n+ {\n+ \"auto\":\n+ {\n+ \"lo\": 2500,\n+ \"hi\": 8000\n+ },\n+ \"incandescent\":\n+ {\n+ \"lo\": 2500,\n+ \"hi\": 3000\n+ },\n+ \"tungsten\":\n+ {\n+ \"lo\": 3000,\n+ \"hi\": 3500\n+ },\n+ \"fluorescent\":\n+ {\n+ \"lo\": 4000,\n+ \"hi\": 4700\n+ },\n+ \"indoor\":\n+ {\n+ \"lo\": 3000,\n+ \"hi\": 5000\n+ },\n+ \"daylight\":\n+ {\n+ \"lo\": 5500,\n+ \"hi\": 6500\n+ },\n+ \"cloudy\":\n+ {\n+ \"lo\": 7000,\n+ \"hi\": 8600\n+ }\n+ },\n+ \"bayes\": 1,\n+ \"ct_curve\":\n+ [\n+ 3200.0, 0.8663, 0.5414,\n+ 5000.0, 0.7241, 0.6964,\n+ 6420.0, 0.6597, 0.7718,\n+ 7900.0, 0.6173, 0.8232,\n+ 8800.0, 0.5982, 0.8468\n+ ],\n+ \"sensitivity_r\": 1.0,\n+ \"sensitivity_b\": 1.0,\n+ \"transverse_pos\": 0.03,\n+ \"transverse_neg\": 0.03\n+ }\n+ },\n+ {\n+ \"rpi.agc\":\n+ {\n+ \"metering_modes\":\n+ {\n+ \"centre-weighted\":\n+ {\n+ \"weights\": [ 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 0, 0, 0, 0 ]\n+ },\n+ \"spot\":\n+ {\n+ \"weights\": [ 2, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 ]\n+ },\n+ \"matrix\":\n+ {\n+ \"weights\": [ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 ]\n+ }\n+ },\n+ \"exposure_modes\":\n+ {\n+ \"normal\":\n+ {\n+ \"shutter\": [ 100, 10000, 30000, 60000, 120000 ],\n+ \"gain\": [ 1.0, 2.0, 4.0, 6.0, 6.0 ]\n+ },\n+ \"short\":\n+ {\n+ \"shutter\": [ 100, 5000, 10000, 20000, 120000 ],\n+ \"gain\": [ 1.0, 2.0, 4.0, 6.0, 6.0 ]\n+ }\n+ },\n+ \"constraint_modes\":\n+ {\n+ \"normal\": [\n+ {\n+ \"bound\": \"LOWER\",\n+ \"q_lo\": 0.98,\n+ \"q_hi\": 1.0,\n+ \"y_target\":\n+ [\n+ 0, 0.5,\n+ 1000, 0.5\n+ ]\n+ }\n+ ],\n+ \"highlight\": [\n+ {\n+ \"bound\": \"LOWER\",\n+ \"q_lo\": 0.98,\n+ \"q_hi\": 1.0,\n+ \"y_target\":\n+ [\n+ 0, 0.5,\n+ 1000, 0.5\n+ ]\n+ },\n+ {\n+ \"bound\": \"UPPER\",\n+ \"q_lo\": 0.98,\n+ \"q_hi\": 1.0,\n+ \"y_target\":\n+ [\n+ 0, 0.8,\n+ 1000, 0.8\n+ ]\n+ }\n+ ]\n+ },\n+ \"y_target\":\n+ [\n+ 0, 0.16,\n+ 1000, 0.165,\n+ 10000, 0.17\n+ ]\n+ }\n+ },\n+ {\n+ \"rpi.alsc\":\n+ {\n+ \"omega\": 1.3,\n+ \"n_iter\": 100,\n+ \"luminance_strength\": 0.5,\n+ \"calibrations_Cr\": [\n+ {\n+ \"ct\": 5440,\n+ \"table\":\n+ [\n+ 1.785, 1.781, 1.763, 1.751, 1.739, 1.737, 1.735, 1.735, 1.733, 1.734, 1.735, 1.739, 1.747, 1.758, 1.781, 1.784,\n+ 1.781, 1.763, 1.751, 1.736, 1.725, 1.721, 1.717, 1.716, 1.717, 1.719, 1.719, 1.728, 1.735, 1.745, 1.763, 1.781,\n+ 1.761, 1.748, 1.734, 1.723, 1.713, 1.707, 1.701, 1.699, 1.699, 1.703, 1.706, 1.711, 1.718, 1.729, 1.745, 1.758,\n+ 1.748, 1.734, 1.722, 1.711, 1.702, 1.694, 1.689, 1.688, 1.688, 1.689, 1.694, 1.701, 1.709, 1.718, 1.729, 1.743,\n+ 1.735, 1.723, 1.713, 1.702, 1.694, 1.688, 1.684, 1.681, 1.682, 1.686, 1.689, 1.694, 1.701, 1.709, 1.724, 1.739,\n+ 1.735, 1.721, 1.711, 1.699, 1.691, 1.685, 1.681, 1.679, 1.679, 1.682, 1.686, 1.691, 1.699, 1.708, 1.721, 1.739,\n+ 1.735, 1.721, 1.711, 1.699, 1.692, 1.685, 1.683, 1.679, 1.679, 1.681, 1.687, 1.691, 1.699, 1.709, 1.723, 1.741,\n+ 1.738, 1.727, 1.716, 1.703, 1.696, 1.689, 1.685, 1.683, 1.683, 1.686, 1.689, 1.695, 1.702, 1.714, 1.726, 1.741,\n+ 1.746, 1.734, 1.723, 1.712, 1.702, 1.696, 1.691, 1.688, 1.688, 1.689, 1.695, 1.702, 1.708, 1.719, 1.734, 1.745,\n+ 1.758, 1.746, 1.731, 1.722, 1.712, 1.704, 1.699, 1.697, 1.697, 1.699, 1.702, 1.708, 1.718, 1.729, 1.744, 1.758,\n+ 1.775, 1.759, 1.746, 1.732, 1.724, 1.717, 1.713, 1.709, 1.708, 1.709, 1.714, 1.721, 1.729, 1.743, 1.759, 1.775,\n+ 1.777, 1.775, 1.758, 1.742, 1.735, 1.729, 1.727, 1.725, 1.724, 1.724, 1.726, 1.732, 1.741, 1.758, 1.775, 1.777\n+ ]\n+ }\n+ ],\n+ \"calibrations_Cb\": [\n+ {\n+ \"ct\": 5440,\n+ \"table\":\n+ [\n+ 1.547, 1.551, 1.558, 1.571, 1.579, 1.586, 1.587, 1.585, 1.587, 1.588, 1.588, 1.586, 1.578, 1.566, 1.558, 1.555,\n+ 1.551, 1.554, 1.565, 1.582, 1.589, 1.597, 1.599, 1.596, 1.595, 1.596, 1.598, 1.597, 1.586, 1.576, 1.566, 1.558,\n+ 1.561, 1.565, 1.577, 1.592, 1.602, 1.608, 1.612, 1.613, 1.613, 1.612, 1.613, 1.611, 1.601, 1.588, 1.575, 1.572,\n+ 1.569, 1.575, 1.589, 1.605, 1.619, 1.623, 1.625, 1.626, 1.626, 1.626, 1.626, 1.623, 1.609, 1.595, 1.584, 1.584,\n+ 1.581, 1.582, 1.596, 1.611, 1.623, 1.628, 1.629, 1.632, 1.633, 1.633, 1.633, 1.625, 1.617, 1.601, 1.589, 1.587,\n+ 1.579, 1.584, 1.597, 1.614, 1.624, 1.631, 1.631, 1.632, 1.632, 1.633, 1.631, 1.629, 1.621, 1.605, 1.592, 1.587,\n+ 1.577, 1.582, 1.599, 1.616, 1.626, 1.631, 1.631, 1.633, 1.633, 1.633, 1.633, 1.629, 1.622, 1.608, 1.592, 1.589,\n+ 1.577, 1.581, 1.596, 1.614, 1.624, 1.627, 1.629, 1.631, 1.633, 1.634, 1.633, 1.628, 1.622, 1.605, 1.593, 1.591,\n+ 1.575, 1.577, 1.592, 1.606, 1.619, 1.625, 1.627, 1.628, 1.629, 1.629, 1.631, 1.626, 1.613, 1.599, 1.591, 1.588,\n+ 1.567, 1.569, 1.579, 1.597, 1.606, 1.615, 1.617, 1.616, 1.616, 1.621, 1.621, 1.617, 1.608, 1.592, 1.579, 1.573,\n+ 1.549, 1.554, 1.563, 1.578, 1.589, 1.594, 1.597, 1.596, 1.597, 1.601, 1.599, 1.597, 1.584, 1.572, 1.562, 1.558,\n+ 1.539, 1.548, 1.553, 1.566, 1.575, 1.578, 1.578, 1.579, 1.582, 1.584, 1.584, 1.583, 1.572, 1.562, 1.553, 1.546\n+ ]\n+ }\n+ ],\n+ \"luminance_lut\":\n+ [\n+ 1.317, 1.282, 1.245, 1.211, 1.191, 1.178, 1.164, 1.149, 1.149, 1.146, 1.171, 1.174, 1.201, 1.235, 1.269, 1.287,\n+ 1.316, 1.259, 1.219, 1.191, 1.169, 1.147, 1.133, 1.121, 1.114, 1.123, 1.145, 1.157, 1.183, 1.212, 1.257, 1.285,\n+ 1.285, 1.231, 1.196, 1.165, 1.139, 1.115, 1.103, 1.092, 1.085, 1.096, 1.115, 1.131, 1.161, 1.187, 1.227, 1.257,\n+ 1.249, 1.213, 1.171, 1.141, 1.111, 1.091, 1.078, 1.068, 1.065, 1.069, 1.089, 1.128, 1.138, 1.174, 1.213, 1.244,\n+ 1.234, 1.197, 1.151, 1.129, 1.096, 1.077, 1.066, 1.057, 1.049, 1.052, 1.074, 1.103, 1.123, 1.162, 1.199, 1.229,\n+ 1.218, 1.179, 1.154, 1.116, 1.094, 1.071, 1.061, 1.054, 1.044, 1.049, 1.068, 1.085, 1.119, 1.145, 1.183, 1.218,\n+ 1.222, 1.198, 1.151, 1.124, 1.099, 1.075, 1.058, 1.049, 1.048, 1.053, 1.064, 1.088, 1.109, 1.145, 1.176, 1.209,\n+ 1.243, 1.203, 1.172, 1.139, 1.104, 1.094, 1.068, 1.056, 1.058, 1.062, 1.077, 1.088, 1.121, 1.155, 1.191, 1.227,\n+ 1.264, 1.231, 1.185, 1.165, 1.131, 1.108, 1.091, 1.075, 1.075, 1.081, 1.096, 1.107, 1.135, 1.172, 1.209, 1.248,\n+ 1.292, 1.251, 1.221, 1.184, 1.156, 1.143, 1.117, 1.104, 1.097, 1.107, 1.121, 1.138, 1.156, 1.197, 1.231, 1.275,\n+ 1.336, 1.287, 1.251, 1.214, 1.186, 1.175, 1.151, 1.136, 1.133, 1.135, 1.148, 1.168, 1.184, 1.225, 1.265, 1.309,\n+ 1.339, 1.323, 1.272, 1.239, 1.205, 1.184, 1.177, 1.166, 1.163, 1.172, 1.187, 1.199, 1.223, 1.246, 1.294, 1.321\n+ ],\n+ \"sigma\": 0.005,\n+ \"sigma_Cb\": 0.005\n+ }\n+ },\n+ {\n+ \"rpi.contrast\":\n+ {\n+ \"ce_enable\": 1,\n+ \"gamma_curve\":\n+ [\n+ 0,0,\n+ 1024,5432.589474,\n+ 2048,10065.38105,\n+ 3072,13318.46737,\n+ 4096,16504.72421,\n+ 5120,19457.07789,\n+ 6144,22409.43158,\n+ 7168,24999.61263,\n+ 8192,27749.32211,\n+ 9216,30118.53474,\n+ 10240,32374.56842,\n+ 11264,34498.02105,\n+ 12288,36621.47368,\n+ 13312,38604.8,\n+ 14336,40528.84211,\n+ 15360,42218.98105,\n+ 16384,43807.79789,\n+ 18432,46757.99579,\n+ 20480,49312.60632,\n+ 22528,51472.70737,\n+ 24576,53486.21474,\n+ 26624,55245.33895,\n+ 28672,56802.89684,\n+ 30720,57986.42526,\n+ 32768,59150.55158,\n+ 36864,61452.93474,\n+ 40960,63224.99368,\n+ 45056,64624.10105,\n+ 49152,65535,\n+ 53248,65535,\n+ 57344,65535,\n+ 61440,65535,\n+ 65535,65535\n+ ]\n+ }\n+ },\n+ {\n+ \"rpi.ccm\":\n+ {\n+ \"saturation\": [0,0,100,0.6,1000,1,10000,1],\n+ \"ccms\": [\n+ {\n+ \"ct\": 3200,\n+ \"ccm\":\n+ [\n+ 1.58652, 0.12247, -0.70899,\n+ -0.88406, 2.29465, -0.41059,\n+ -0.56176, 0.41247, 1.14928\n+ ]\n+ },\n+ {\n+ \"ct\": 5000,\n+ \"ccm\":\n+ [\n+ 1.95623, 0.41006, -1.36629,\n+ -0.78719, 2.27844, -0.49125,\n+ -0.72722, 0.10062, 1.62659\n+ ]\n+ },\n+ {\n+ \"ct\": 6420,\n+ \"ccm\":\n+ [\n+ 1.81505, 0.31616, -1.13121,\n+ -0.63029, 2.05535, -0.42506,\n+ -0.50025, -0.11887, 1.61912\n+ ]\n+ },\n+ {\n+ \"ct\": 7900,\n+ \"ccm\":\n+ [\n+ 1.77947, 0.24161, -1.02108,\n+ -0.55019, 1.96917, -0.41898,\n+ -0.40238, -0.17695, 1.57932\n+ ]\n+ },\n+ {\n+ \"ct\": 8800,\n+ \"ccm\":\n+ [\n+ 1.77695, 0.21166, -0.98861,\n+ -0.51589, 1.93469, -0.41881,\n+ -0.36973, -0.19069, 1.56043\n+ ]\n+ }\n+ \n+ ]\n+ }\n+ },\n+ {\n+ \"rpi.sharpen\": { }\n+ }\n+ ]\n+}\n","prefixes":["v2","3/5"]}