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{ "id": 15916, "url": "https://patchwork.libcamera.org/api/patches/15916/?format=api", "web_url": "https://patchwork.libcamera.org/patch/15916/", "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": "<20220516141022.96327-11-tomi.valkeinen@ideasonboard.com>", "date": "2022-05-16T14:10:18", "name": "[libcamera-devel,10/14] py: implement PixelFormat class", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": false, "hash": "9435438df9c9843d9a97ea915a5276689e6bc83d", "submitter": { "id": 109, "url": "https://patchwork.libcamera.org/api/people/109/?format=api", "name": "Tomi Valkeinen", "email": "tomi.valkeinen@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/15916/mbox/", "series": [ { "id": 3113, "url": "https://patchwork.libcamera.org/api/series/3113/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3113", "date": "2022-05-16T14:10:08", "name": "Misc Python bindings patches", "version": 1, "mbox": "https://patchwork.libcamera.org/series/3113/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/15916/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/15916/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 2EB6FC326D\n\tfor <parsemail@patchwork.libcamera.org>;\n\tMon, 16 May 2022 14:11:02 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id D17676567A;\n\tMon, 16 May 2022 16:11:01 +0200 (CEST)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 119DC65668\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tMon, 16 May 2022 16:10:53 +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 741EF484;\n\tMon, 16 May 2022 16:10:52 +0200 (CEST)" ], "DKIM-Signature": [ "v=1; 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dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"gnxD55Zt\"; dkim-atps=neutral", "To": "libcamera-devel@lists.libcamera.org,\n\tDavid Plowman <david.plowman@raspberrypi.com>,\n\tKieran Bingham <kieran.bingham@ideasonboard.com>,\n\tLaurent Pinchart <laurent.pinchart@ideasonboard.com>,\n\tJacopo Mondi <jacopo@jmondi.org>", "Date": "Mon, 16 May 2022 17:10:18 +0300", "Message-Id": "<20220516141022.96327-11-tomi.valkeinen@ideasonboard.com>", "X-Mailer": "git-send-email 2.34.1", "In-Reply-To": "<20220516141022.96327-1-tomi.valkeinen@ideasonboard.com>", "References": "<20220516141022.96327-1-tomi.valkeinen@ideasonboard.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH 10/14] py: implement PixelFormat class", "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": "Tomi Valkeinen via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>", "Reply-To": "Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "Implement PixelFormat bindings properly with a PixelFormat class. Change\nthe bindings to use the new class instead of a string.\n\nSigned-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com>\n---\n src/py/cam/cam.py | 4 +--\n src/py/cam/cam_kms.py | 9 +-----\n src/py/cam/cam_qt.py | 2 +-\n src/py/cam/cam_qtgl.py | 17 +-----------\n src/py/cam/gl_helpers.py | 8 ------\n src/py/libcamera/pymain.cpp | 51 ++++++++++++++++++++--------------\n src/py/libcamera/utils/conv.py | 2 ++\n 7 files changed, 37 insertions(+), 56 deletions(-)", "diff": "diff --git a/src/py/cam/cam.py b/src/py/cam/cam.py\nindex c7da97d7..63c67126 100755\n--- a/src/py/cam/cam.py\n+++ b/src/py/cam/cam.py\n@@ -80,7 +80,7 @@ def do_cmd_info(ctx):\n \n formats = stream_config.formats\n for fmt in formats.pixel_formats:\n- print('\\t * Pixelformat:', fmt, formats.range(fmt))\n+ print('\\t * Pixelformat:', fmt.name, formats.range(fmt))\n \n for size in formats.sizes(fmt):\n print('\\t -', size)\n@@ -164,7 +164,7 @@ def configure(ctx):\n stream_config.size = (stream_opts['width'], stream_opts['height'])\n \n if 'pixelformat' in stream_opts:\n- stream_config.pixel_format = stream_opts['pixelformat']\n+ stream_config.pixel_format = libcam.PixelFormat.from_name(stream_opts['pixelformat'])\n \n stat = camconfig.validate()\n \ndiff --git a/src/py/cam/cam_kms.py b/src/py/cam/cam_kms.py\nindex ae6be277..7d11564b 100644\n--- a/src/py/cam/cam_kms.py\n+++ b/src/py/cam/cam_kms.py\n@@ -5,13 +5,6 @@ import pykms\n import selectors\n import sys\n \n-FMT_MAP = {\n- 'RGB888': pykms.PixelFormat.RGB888,\n- 'YUYV': pykms.PixelFormat.YUYV,\n- 'ARGB8888': pykms.PixelFormat.ARGB8888,\n- 'XRGB8888': pykms.PixelFormat.XRGB8888,\n-}\n-\n \n class KMSRenderer:\n def __init__(self, state):\n@@ -118,7 +111,7 @@ class KMSRenderer:\n \n cfg = stream.configuration\n fmt = cfg.pixel_format\n- fmt = FMT_MAP[fmt]\n+ fmt = pykms.PixelFormat(fmt.fourcc)\n \n plane = self.resman.reserve_generic_plane(self.crtc, fmt)\n assert(plane is not None)\ndiff --git a/src/py/cam/cam_qt.py b/src/py/cam/cam_qt.py\nindex dc5219eb..64f49f33 100644\n--- a/src/py/cam/cam_qt.py\n+++ b/src/py/cam/cam_qt.py\n@@ -139,7 +139,7 @@ class MainWindow(QtWidgets.QWidget):\n w, h = cfg.size\n pitch = cfg.stride\n \n- if cfg.pixel_format == 'MJPEG':\n+ if cfg.pixel_format.name == 'MJPEG':\n img = Image.open(BytesIO(mfb.planes[0]))\n qim = ImageQt(img).copy()\n pix = QtGui.QPixmap.fromImage(qim)\ndiff --git a/src/py/cam/cam_qtgl.py b/src/py/cam/cam_qtgl.py\nindex 8a95994e..261accb8 100644\n--- a/src/py/cam/cam_qtgl.py\n+++ b/src/py/cam/cam_qtgl.py\n@@ -30,14 +30,6 @@ from OpenGL.GL import shaders\n \n from gl_helpers import *\n \n-# libcamera format string -> DRM fourcc\n-FMT_MAP = {\n- 'RGB888': 'RG24',\n- 'XRGB8888': 'XR24',\n- 'ARGB8888': 'AR24',\n- 'YUYV': 'YUYV',\n-}\n-\n \n class EglState:\n def __init__(self):\n@@ -204,12 +196,6 @@ class MainWindow(QtWidgets.QWidget):\n self.current[ctx['idx']] = []\n \n for stream in ctx['streams']:\n- fmt = stream.configuration.pixel_format\n- size = stream.configuration.size\n-\n- if fmt not in FMT_MAP:\n- raise Exception('Unsupported pixel format: ' + str(fmt))\n-\n self.textures[stream] = None\n \n num_tiles = len(self.textures)\n@@ -281,8 +267,7 @@ class MainWindow(QtWidgets.QWidget):\n \n def create_texture(self, stream, fb):\n cfg = stream.configuration\n- fmt = cfg.pixel_format\n- fmt = str_to_fourcc(FMT_MAP[fmt])\n+ fmt = cfg.pixel_format.fourcc\n w, h = cfg.size\n \n attribs = [\ndiff --git a/src/py/cam/gl_helpers.py b/src/py/cam/gl_helpers.py\nindex ac5e6889..53b3e9df 100644\n--- a/src/py/cam/gl_helpers.py\n+++ b/src/py/cam/gl_helpers.py\n@@ -30,14 +30,6 @@ def getglEGLImageTargetTexture2DOES():\n \n glEGLImageTargetTexture2DOES = getglEGLImageTargetTexture2DOES()\n \n-# \\todo This can be dropped when we have proper PixelFormat bindings\n-def str_to_fourcc(str):\n- assert(len(str) == 4)\n- fourcc = 0\n- for i, v in enumerate([ord(c) for c in str]):\n- fourcc |= v << (i * 8)\n- return fourcc\n-\n \n def get_gl_extensions():\n n = GLint()\ndiff --git a/src/py/libcamera/pymain.cpp b/src/py/libcamera/pymain.cpp\nindex af22205e..cc2ddee5 100644\n--- a/src/py/libcamera/pymain.cpp\n+++ b/src/py/libcamera/pymain.cpp\n@@ -8,7 +8,6 @@\n /*\n * \\todo Add geometry classes (Point, Rectangle...)\n * \\todo Add bindings for the ControlInfo class\n- * \\todo Add bindings for the PixelFormat class\n */\n \n #include <mutex>\n@@ -173,6 +172,7 @@ PYBIND11_MODULE(_libcamera, m)\n \tauto pyColorSpaceTransferFunction = py::enum_<ColorSpace::TransferFunction>(pyColorSpace, \"TransferFunction\");\n \tauto pyColorSpaceYcbcrEncoding = py::enum_<ColorSpace::YcbcrEncoding>(pyColorSpace, \"YcbcrEncoding\");\n \tauto pyColorSpaceRange = py::enum_<ColorSpace::Range>(pyColorSpace, \"Range\");\n+\tauto pyPixelFormat = py::class_<PixelFormat>(m, \"PixelFormat\");\n \n \t/* Global functions */\n \tm.def(\"log_set_level\", &logSetLevel);\n@@ -404,14 +404,7 @@ PYBIND11_MODULE(_libcamera, m)\n \t\t\t\tself.size.width = std::get<0>(size);\n \t\t\t\tself.size.height = std::get<1>(size);\n \t\t\t})\n-\t\t.def_property(\n-\t\t\t\"pixel_format\",\n-\t\t\t[](StreamConfiguration &self) {\n-\t\t\t\treturn self.pixelFormat.toString();\n-\t\t\t},\n-\t\t\t[](StreamConfiguration &self, std::string fmt) {\n-\t\t\t\tself.pixelFormat = PixelFormat::fromString(fmt);\n-\t\t\t})\n+\t\t.def_readwrite(\"pixel_format\", &StreamConfiguration::pixelFormat)\n \t\t.def_readwrite(\"stride\", &StreamConfiguration::stride)\n \t\t.def_readwrite(\"frame_size\", &StreamConfiguration::frameSize)\n \t\t.def_readwrite(\"buffer_count\", &StreamConfiguration::bufferCount)\n@@ -420,22 +413,15 @@ PYBIND11_MODULE(_libcamera, m)\n \t\t.def_readwrite(\"color_space\", &StreamConfiguration::colorSpace);\n \n \tpyStreamFormats\n-\t\t.def_property_readonly(\"pixel_formats\", [](StreamFormats &self) {\n-\t\t\tstd::vector<std::string> fmts;\n-\t\t\tfor (auto &fmt : self.pixelformats())\n-\t\t\t\tfmts.push_back(fmt.toString());\n-\t\t\treturn fmts;\n-\t\t})\n-\t\t.def(\"sizes\", [](StreamFormats &self, const std::string &pixelFormat) {\n-\t\t\tauto fmt = PixelFormat::fromString(pixelFormat);\n+\t\t.def_property_readonly(\"pixel_formats\", &StreamFormats::pixelformats)\n+\t\t.def(\"sizes\", [](StreamFormats &self, const PixelFormat &pixelFormat) {\n \t\t\tstd::vector<std::tuple<uint32_t, uint32_t>> fmts;\n-\t\t\tfor (const auto &s : self.sizes(fmt))\n+\t\t\tfor (const auto &s : self.sizes(pixelFormat))\n \t\t\t\tfmts.push_back(std::make_tuple(s.width, s.height));\n \t\t\treturn fmts;\n \t\t})\n-\t\t.def(\"range\", [](StreamFormats &self, const std::string &pixelFormat) {\n-\t\t\tauto fmt = PixelFormat::fromString(pixelFormat);\n-\t\t\tconst auto &range = self.range(fmt);\n+\t\t.def(\"range\", [](StreamFormats &self, const PixelFormat &pixelFormat) {\n+\t\t\tconst auto &range = self.range(pixelFormat);\n \t\t\treturn make_tuple(std::make_tuple(range.hStep, range.vStep),\n \t\t\t\t\t std::make_tuple(range.min.width, range.min.height),\n \t\t\t\t\t std::make_tuple(range.max.width, range.max.height));\n@@ -648,4 +634,27 @@ PYBIND11_MODULE(_libcamera, m)\n \tpyColorSpaceRange\n \t\t.value(\"Full\", ColorSpace::Range::Full)\n \t\t.value(\"Limited\", ColorSpace::Range::Limited);\n+\n+\tpyPixelFormat\n+\t\t.def(py::init<>())\n+\t\t.def(py::init<uint32_t, uint64_t>())\n+\t\t.def_property_readonly(\"fourcc\", &PixelFormat::fourcc)\n+\t\t.def_property_readonly(\"modifier\", &PixelFormat::modifier)\n+\t\t.def_property_readonly(\"name\", &PixelFormat::toString)\n+\t\t.def(py::self == py::self)\n+\t\t.def(\"__str__\", [](const PixelFormat &self) {\n+\t\t\treturn \"<libcamera.PixelFormat '\" + self.toString() + \"'>\";\n+\t\t})\n+\t\t.def_static(\"from_name\", [](const std::string &name) {\n+\t\t\treturn PixelFormat::fromString(name);\n+\t\t})\n+\t\t.def_static(\"from_fourcc\", [](const std::string &fourcc) {\n+\t\t\tif (fourcc.size() != 4)\n+\t\t\t\tthrow std::invalid_argument(\"Invalid fourcc length\");\n+\n+\t\t\tuint32_t v = fourcc[0] | (fourcc[1] << 8) |\n+\t\t\t\t (fourcc[2] << 16) | (fourcc[3] << 24);\n+\n+\t\t\treturn PixelFormat(v);\n+\t\t});\n }\ndiff --git a/src/py/libcamera/utils/conv.py b/src/py/libcamera/utils/conv.py\nindex 2e483003..30f6733e 100644\n--- a/src/py/libcamera/utils/conv.py\n+++ b/src/py/libcamera/utils/conv.py\n@@ -76,6 +76,8 @@ def to_rgb(fmt, size, data):\n w = size[0]\n h = size[1]\n \n+ fmt = fmt.name\n+\n if fmt == 'YUYV':\n # YUV422\n yuyv = data.reshape((h, w // 2 * 4))\n", "prefixes": [ "libcamera-devel", "10/14" ] }