{"id":16024,"url":"https://patchwork.libcamera.org/api/patches/16024/?format=json","web_url":"https://patchwork.libcamera.org/patch/16024/","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":"<20220524114610.41848-19-tomi.valkeinen@ideasonboard.com>","date":"2022-05-24T11:46:09","name":"[libcamera-devel,v2,18/19] py: Generate bindings for properties","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"43c27e23e9f76506b95113d5fc5351e7e00d9662","submitter":{"id":109,"url":"https://patchwork.libcamera.org/api/people/109/?format=json","name":"Tomi Valkeinen","email":"tomi.valkeinen@ideasonboard.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/16024/mbox/","series":[{"id":3134,"url":"https://patchwork.libcamera.org/api/series/3134/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=3134","date":"2022-05-24T11:45:51","name":"More misc Python patches","version":2,"mbox":"https://patchwork.libcamera.org/series/3134/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/16024/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/16024/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 53183C3277\n\tfor ;\n\tTue, 24 May 2022 11:46:56 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 9B977656A2;\n\tTue, 24 May 2022 13:46:55 +0200 (CEST)","from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 4F7FA65677\n\tfor ;\n\tTue, 24 May 2022 13:46:40 +0200 (CEST)","from deskari.lan (91-156-85-209.elisa-laajakaista.fi\n\t[91.156.85.209])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id EE6498DC;\n\tTue, 24 May 2022 13:46:38 +0200 (CEST)"],"DKIM-Signature":["v=1; a=rsa-sha256; c=relaxed/simple; d=libcamera.org;\n\ts=mail; t=1653392815;\n\tbh=39AzA7pClZWygLVp4g3PMPKmwcQqv7kWaSnSRhk7ilw=;\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=uDxuoKbSgWSUATOztmckUUkWh+FHuDGbkSPaulGF94lTqZYkDgrDFqzsyrrmzxr00\n\th/iBHicWYExOgPvT0/DcLCXngzYhcPVZLZE76+wZ5Cq42ENondlE+QqKgfXWLlRN/q\n\tYIACvRLJpMmziQv5E9w/+OeUNGmgVejmstsz1Xg2lMGX5sysj1Ys8qDlQYaNtV4i42\n\t+nAzx/Rm3uFlSLz7AyHV7FWtv2+ofi3lzB44rSr3PPQkhHb1X29+ildFIguL8O/mKz\n\tR+PWBye4mTnIGakDCA4flubMakUdxhzze1K0MB4Qq0CDTbvlP+UvF3ag8PWzQn/smA\n\tAg7tMpqmHtGLQ==","v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com;\n\ts=mail; t=1653392799;\n\tbh=39AzA7pClZWygLVp4g3PMPKmwcQqv7kWaSnSRhk7ilw=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=QpDIZEJPTvobyKRH6bVl3w+ukJK1Ev67BYpRdxh3Gwa6nH+iSHUpw91MQZaWMfsHI\n\tSQ6RQ1OgvTJ8kJHYjzvwFDIiKD+ZWWI+N+O8ilCfKBWGU67yO7bybi/Eo1VeFBJnaQ\n\t2O4GYN5ws4j1+jSzOY9PnF23HEVsCZtC8sojyLm0="],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"QpDIZEJP\"; dkim-atps=neutral","To":"libcamera-devel@lists.libcamera.org,\n\tDavid Plowman ,\n\tKieran Bingham ,\n\tLaurent Pinchart ,\n\tJacopo Mondi ","Date":"Tue, 24 May 2022 14:46:09 +0300","Message-Id":"<20220524114610.41848-19-tomi.valkeinen@ideasonboard.com>","X-Mailer":"git-send-email 2.34.1","In-Reply-To":"<20220524114610.41848-1-tomi.valkeinen@ideasonboard.com>","References":"<20220524114610.41848-1-tomi.valkeinen@ideasonboard.com>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH v2 18/19] py: Generate bindings for\n\tproperties","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","From":"Tomi Valkeinen via libcamera-devel\n\t","Reply-To":"Tomi Valkeinen ","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Generate bindings for properties in a very similar way as done for\ncontrols. We do need to distinguish between the two, and thus I added\n--properties flag to gen-py-controls.py.\n\nSigned-off-by: Tomi Valkeinen \n---\n src/py/libcamera/gen-py-controls.py | 27 +++++++++++------\n src/py/libcamera/meson.build | 12 ++++++++\n .../libcamera/py_properties_generated.cpp.in | 30 +++++++++++++++++++\n 3 files changed, 60 insertions(+), 9 deletions(-)\n create mode 100644 src/py/libcamera/py_properties_generated.cpp.in","diff":"diff --git a/src/py/libcamera/gen-py-controls.py b/src/py/libcamera/gen-py-controls.py\nindex e3e1e178..a9264777 100755\n--- a/src/py/libcamera/gen-py-controls.py\n+++ b/src/py/libcamera/gen-py-controls.py\n@@ -21,17 +21,19 @@ def find_common_prefix(strings):\n return prefix\n \n \n-def generate_py(controls):\n+def generate_py(controls, prop_mode):\n out = ''\n \n+ mode_name = \"properties\" if prop_mode else \"controls\"\n+\n for ctrl in controls:\n name, ctrl = ctrl.popitem()\n \n if ctrl.get('draft'):\n- ns = 'libcamera::controls::draft::'\n+ ns = 'libcamera::{}::draft::'.format(mode_name)\n container = \"draft\"\n else:\n- ns = 'libcamera::controls::'\n+ ns = 'libcamera::{}::'.format(mode_name)\n container = \"controls\"\n \n cpp_enum = name + 'Enum'\n@@ -44,12 +46,17 @@ def generate_py(controls):\n \n out += '\\tpy::enum_<{}{}>({}, \\\"{}\\\")\\n'.format(ns, cpp_enum, container, cpp_enum)\n \n- if name == 'LensShadingMapMode':\n- prefix = 'LensShadingMapMode'\n- elif name == 'SceneFlicker':\n- # If we strip the prefix, we would get '50Hz', which is illegal name\n- prefix = ''\n+ if not prop_mode:\n+ # Adjustments for controls\n+ if name == 'LensShadingMapMode':\n+ prefix = 'LensShadingMapMode'\n+ elif name == 'SceneFlicker':\n+ # If we strip the prefix, we would get '50Hz', which is illegal name\n+ prefix = ''\n+ else:\n+ prefix = find_common_prefix([e['name'] for e in enum])\n else:\n+ # Adjustments for properties\n prefix = find_common_prefix([e['name'] for e in enum])\n \n for entry in enum:\n@@ -79,12 +86,14 @@ def main(argv):\n help='Input file name.')\n parser.add_argument('template', type=str,\n help='Template file name.')\n+ parser.add_argument('--properties', action='store_true', default=False,\n+ help='Generate bindings for properties instead of controls')\n args = parser.parse_args(argv[1:])\n \n data = open(args.input, 'rb').read()\n controls = yaml.safe_load(data)['controls']\n \n- data = generate_py(controls)\n+ data = generate_py(controls, prop_mode=args.properties)\n \n data = fill_template(args.template, data)\n \ndiff --git a/src/py/libcamera/meson.build b/src/py/libcamera/meson.build\nindex e8010846..e0010353 100644\n--- a/src/py/libcamera/meson.build\n+++ b/src/py/libcamera/meson.build\n@@ -32,6 +32,18 @@ pycamera_sources += custom_target('py_gen_controls',\n output : ['py_controls_generated.cpp'],\n command : [gen_py_controls, '-o', '@OUTPUT@', '@INPUT@'])\n \n+# Generate properties\n+\n+gen_py_property_enums_input_files = files([\n+ '../../libcamera/property_ids.yaml',\n+ 'py_properties_generated.cpp.in',\n+])\n+\n+pycamera_sources += custom_target('py_gen_properties',\n+ input : gen_py_property_enums_input_files,\n+ output : ['py_properties_generated.cpp'],\n+ command : [gen_py_controls, '--properties', '-o', '@OUTPUT@', '@INPUT@'])\n+\n # Generate formats\n \n gen_py_formats_input_files = files([\ndiff --git a/src/py/libcamera/py_properties_generated.cpp.in b/src/py/libcamera/py_properties_generated.cpp.in\nnew file mode 100644\nindex 00000000..044b2b2a\n--- /dev/null\n+++ b/src/py/libcamera/py_properties_generated.cpp.in\n@@ -0,0 +1,30 @@\n+/* SPDX-License-Identifier: LGPL-2.1-or-later */\n+/*\n+ * Copyright (C) 2022, Tomi Valkeinen \n+ *\n+ * Python bindings - Auto-generated properties\n+ *\n+ * This file is auto-generated. Do not edit.\n+ */\n+\n+#include \n+\n+#include \n+\n+namespace py = pybind11;\n+\n+class PyProperties\n+{\n+};\n+\n+class PyDraftProperties\n+{\n+};\n+\n+void init_py_properties_generated(py::module& m)\n+{\n+\tauto controls = py::class_(m, \"properties\");\n+\tauto draft = py::class_(controls, \"draft\");\n+\n+${controls}\n+}\n","prefixes":["libcamera-devel","v2","18/19"]}