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{ "id": 17657, "url": "https://patchwork.libcamera.org/api/patches/17657/?format=api", "web_url": "https://patchwork.libcamera.org/patch/17657/", "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": "<20221022062310.2545463-7-paul.elder@ideasonboard.com>", "date": "2022-10-22T06:23:05", "name": "[libcamera-devel,v2,06/11] utils: libtuning: generators: Add raspberrypi output", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "4f63607bde1fd6ef09c7c1239de89520c8a21e23", "submitter": { "id": 17, "url": "https://patchwork.libcamera.org/api/people/17/?format=api", "name": "Paul Elder", "email": "paul.elder@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/17657/mbox/", "series": [ { "id": 3573, "url": "https://patchwork.libcamera.org/api/series/3573/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3573", "date": "2022-10-22T06:22:59", "name": "utils: tuning: Add a new tuning infrastructure", "version": 2, "mbox": "https://patchwork.libcamera.org/series/3573/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/17657/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/17657/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "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 D7313C3285\n\tfor <parsemail@patchwork.libcamera.org>;\n\tSat, 22 Oct 2022 06:23:33 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby 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t=1666419813;\n\tbh=3xIfSIABCUMi62Db0ja6vOFz0lsqnAZdPwKUMdqnYfE=;\n\th=To:Date:In-Reply-To:References:Subject:List-Id:List-Unsubscribe:\n\tList-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:\n\tFrom;\n\tb=nAJGRvRUgr4tJJ0TJKraiwC4CUs4GZ4sS8lZ1aG2Cys5CjVH20an/aL88rUFgORqn\n\tUN5I5UPlDuq487H4xz401kr02VPFKTJPemrpJQG8yEL8DZkUhljnU2/P/bVL+XwjCr\n\t9a5BLQ/qUkE2fXk1torACEr9sXUszkQ8AcEAfMTurATMAgsrhm1JM7VCchJ3vaN0ip\n\tJnH0TAUCVBUysLH/Q7M0O57n+k0Bckfg2jvBFePmLbnKYF/cNnOx1bCQ40vL+as/it\n\tpQ35aSPXduzEci91MFeYTEyq4B31BDWGG5kQ/vt7IKW8KVEG/zbkJpIC7Z+BaEoHdl\n\tPC+D8bgSHAICA==", "v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1666419811;\n\tbh=3xIfSIABCUMi62Db0ja6vOFz0lsqnAZdPwKUMdqnYfE=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=e0clPbUltD7JV91AXXOsYbx6gsDbC2zN8yWl6j2beMR8nbVEcVp7tEshTIH+Wmbh1\n\ty0obWL/s1bwrv54GWkY9ht+gQqjwzDhPmAZCBaXWzgqqTuvwm4rZyt4X+tSdLbLVZF\n\tTniCiefzz58bLm0OVsiMUNNgacTkzobfAJkAwWsM=" ], "Authentication-Results": "lancelot.ideasonboard.com; dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"e0clPbUl\"; dkim-atps=neutral", "To": "libcamera-devel@lists.libcamera.org", "Date": "Sat, 22 Oct 2022 15:23:05 +0900", "Message-Id": "<20221022062310.2545463-7-paul.elder@ideasonboard.com>", "X-Mailer": "git-send-email 2.30.2", "In-Reply-To": "<20221022062310.2545463-1-paul.elder@ideasonboard.com>", "References": "<20221022062310.2545463-1-paul.elder@ideasonboard.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH v2 06/11] utils: libtuning: generators:\n\tAdd raspberrypi output", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "From": "Paul Elder via libcamera-devel <libcamera-devel@lists.libcamera.org>", "Reply-To": "Paul Elder <paul.elder@ideasonboard.com>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Add a generator to libtuning for writing tuning output to a json file\nformatted the same way that raspberrypi's ctt formats them.\n\nSigned-off-by: Paul Elder <paul.elder@ideasonboard.com>\n\n---\nChanges in v2:\n- add SPDX and copyright\n- fix style\n- move the 'rpi.' prefix of module names in the tuning output from here\n to into the Modules' out_name field\n---\n utils/tuning/libtuning/generators/__init__.py | 5 +\n .../generators/raspberrypi_output.py | 115 ++++++++++++++++++\n 2 files changed, 120 insertions(+)\n create mode 100644 utils/tuning/libtuning/generators/raspberrypi_output.py", "diff": "diff --git a/utils/tuning/libtuning/generators/__init__.py b/utils/tuning/libtuning/generators/__init__.py\nindex e69de29b..937aff30 100644\n--- a/utils/tuning/libtuning/generators/__init__.py\n+++ b/utils/tuning/libtuning/generators/__init__.py\n@@ -0,0 +1,5 @@\n+# SPDX-License-Identifier: GPL-2.0-or-later\n+#\n+# Copyright (C) 2022, Paul Elder <paul.elder@ideasonboard.com>\n+\n+from libtuning.generators.raspberrypi_output import RaspberryPiOutput\ndiff --git a/utils/tuning/libtuning/generators/raspberrypi_output.py b/utils/tuning/libtuning/generators/raspberrypi_output.py\nnew file mode 100644\nindex 00000000..e06aeddf\n--- /dev/null\n+++ b/utils/tuning/libtuning/generators/raspberrypi_output.py\n@@ -0,0 +1,115 @@\n+# SPDX-License-Identifier: BSD-2-Clause\n+#\n+# Copyright 2022 Raspberry Pi Ltd\n+#\n+# Script to pretty print a Raspberry Pi tuning config JSON structure in\n+# version 2.0 and later formats.\n+# (Copied from ctt_pretty_print_json.py)\n+\n+from .generator import Generator\n+\n+import json\n+from pathlib import Path\n+import textwrap\n+\n+\n+class RaspberryPiOutput(Generator):\n+ def __init__(self):\n+ super().__init__()\n+\n+ def _write(self, output_file: Path, output_dict: dict, output_order: list):\n+ # Write json dictionary to file using ctt's version 2 format\n+ out_json = {\n+ \"version\": 2.0,\n+ 'target': 'bcm2835',\n+ \"algorithms\": [{f'{module.out_name}': output_dict[module]} for module in output_order]\n+ }\n+\n+ with open(output_file, 'w') as f:\n+ f.write(pretty_print(out_json))\n+\n+\n+class Encoder(json.JSONEncoder):\n+\n+ def __init__(self, *args, **kwargs):\n+ super().__init__(*args, **kwargs)\n+ self.indentation_level = 0\n+ self.hard_break = 120\n+ self.custom_elems = {\n+ 'table': 16,\n+ 'luminance_lut': 16,\n+ 'ct_curve': 3,\n+ 'ccm': 3,\n+ 'gamma_curve': 2,\n+ 'y_target': 2,\n+ 'prior': 2\n+ }\n+\n+ def encode(self, o, node_key=None):\n+ if isinstance(o, (list, tuple)):\n+ # Check if we are a flat list of numbers.\n+ if not any(isinstance(el, (list, tuple, dict)) for el in o):\n+ s = ', '.join(json.dumps(el) for el in o)\n+ if node_key in self.custom_elems.keys():\n+ # Special case handling to specify number of elements in a row for tables, ccm, etc.\n+ self.indentation_level += 1\n+ sl = s.split(', ')\n+ num = self.custom_elems[node_key]\n+ chunk = [self.indent_str + ', '.join(sl[x:x + num]) for x in range(0, len(sl), num)]\n+ t = ',\\n'.join(chunk)\n+ self.indentation_level -= 1\n+ output = f'\\n{self.indent_str}[\\n{t}\\n{self.indent_str}]'\n+ elif len(s) > self.hard_break - len(self.indent_str):\n+ # Break a long list with wraps.\n+ self.indentation_level += 1\n+ t = textwrap.fill(s, self.hard_break, break_long_words=False,\n+ initial_indent=self.indent_str, subsequent_indent=self.indent_str)\n+ self.indentation_level -= 1\n+ output = f'\\n{self.indent_str}[\\n{t}\\n{self.indent_str}]'\n+ else:\n+ # Smaller lists can remain on a single line.\n+ output = f' [ {s} ]'\n+ return output\n+ else:\n+ # Sub-structures in the list case.\n+ self.indentation_level += 1\n+ output = [self.indent_str + self.encode(el) for el in o]\n+ self.indentation_level -= 1\n+ output = ',\\n'.join(output)\n+ return f' [\\n{output}\\n{self.indent_str}]'\n+\n+ elif isinstance(o, dict):\n+ self.indentation_level += 1\n+ output = []\n+ for k, v in o.items():\n+ if isinstance(v, dict) and len(v) == 0:\n+ # Empty config block special case.\n+ output.append(self.indent_str + f'{json.dumps(k)}: {{ }}')\n+ else:\n+ # Only linebreak if the next node is a config block.\n+ sep = f'\\n{self.indent_str}' if isinstance(v, dict) else ''\n+ output.append(self.indent_str + f'{json.dumps(k)}:{sep}{self.encode(v, k)}')\n+ output = ',\\n'.join(output)\n+ self.indentation_level -= 1\n+ return f'{{\\n{output}\\n{self.indent_str}}}'\n+\n+ else:\n+ return ' ' + json.dumps(o)\n+\n+ @property\n+ def indent_str(self) -> str:\n+ return ' ' * self.indentation_level * self.indent\n+\n+ def iterencode(self, o, **kwargs):\n+ return self.encode(o)\n+\n+\n+def pretty_print(in_json: dict) -> str:\n+\n+ if 'version' not in in_json or \\\n+ 'target' not in in_json or \\\n+ 'algorithms' not in in_json or \\\n+ in_json['version'] < 2.0:\n+ raise RuntimeError('Incompatible JSON dictionary has been provided')\n+\n+ return json.dumps(in_json, cls=Encoder, indent=4, sort_keys=False)\n", "prefixes": [ "libcamera-devel", "v2", "06/11" ] }