{"id":189,"url":"https://patchwork.libcamera.org/api/1.1/patches/189/?format=json","web_url":"https://patchwork.libcamera.org/patch/189/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/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":"<20190108204241.10674-4-jacopo@jmondi.org>","date":"2019-01-08T20:42:41","name":"[libcamera-devel,v3,3/3] test: Add media device test","commit_ref":null,"pull_url":null,"state":"accepted","archived":false,"hash":"ffe60d528422ec35fe80c8dc5dd40ea652f34491","submitter":{"id":3,"url":"https://patchwork.libcamera.org/api/1.1/people/3/?format=json","name":"Jacopo Mondi","email":"jacopo@jmondi.org"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/189/mbox/","series":[{"id":62,"url":"https://patchwork.libcamera.org/api/1.1/series/62/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=62","date":"2019-01-08T20:42:38","name":"MediaDevice class and MediaObject classes","version":3,"mbox":"https://patchwork.libcamera.org/series/62/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/189/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/189/checks/","tags":{},"headers":{"Return-Path":"","Received":["from relay3-d.mail.gandi.net (relay3-d.mail.gandi.net\n\t[217.70.183.195])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id BA9CD60B30\n\tfor ;\n\tTue, 8 Jan 2019 21:42:47 +0100 (CET)","from uno.lan (2-224-242-101.ip172.fastwebnet.it [2.224.242.101])\n\t(Authenticated sender: jacopo@jmondi.org)\n\tby relay3-d.mail.gandi.net (Postfix) with ESMTPSA id 5494C60006;\n\tTue, 8 Jan 2019 20:42:47 +0000 (UTC)"],"X-Originating-IP":"2.224.242.101","From":"Jacopo Mondi ","To":"libcamera-devel@lists.libcamera.org","Date":"Tue, 8 Jan 2019 21:42:41 +0100","Message-Id":"<20190108204241.10674-4-jacopo@jmondi.org>","X-Mailer":"git-send-email 2.20.1","In-Reply-To":"<20190108204241.10674-1-jacopo@jmondi.org>","References":"<20190108204241.10674-1-jacopo@jmondi.org>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH v3 3/3] test: Add media device test","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.23","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","X-List-Received-Date":"Tue, 08 Jan 2019 20:42:48 -0000"},"content":"Add media device test infrastructure and an intial test that\nprint out the media devices available in the system.\n\nSigned-off-by: Jacopo Mondi \n---\n test/media_device/media_device_test.cpp | 175 ++++++++++++++++++++++++\n test/media_device/meson.build | 5 +\n test/meson.build | 4 +\n 3 files changed, 184 insertions(+)\n create mode 100644 test/media_device/media_device_test.cpp\n create mode 100644 test/media_device/meson.build","diff":"diff --git a/test/media_device/media_device_test.cpp b/test/media_device/media_device_test.cpp\nnew file mode 100644\nindex 0000000..2df4552\n--- /dev/null\n+++ b/test/media_device/media_device_test.cpp\n@@ -0,0 +1,175 @@\n+/* SPDX-License-Identifier: GPL-2.0-or-later */\n+/*\n+ * Copyright (C) 2018, Google Inc.\n+ *\n+ * media_device_test.cpp - Tests for the media device class.\n+ *\n+ * Test library for the media device class.\n+ */\n+#include \n+\n+#include \n+#include \n+#include \n+\n+#include \"media_device.h\"\n+\n+#include \"test.h\"\n+\n+using namespace libcamera;\n+using namespace std;\n+\n+/*\n+ * MediaDeviceTest object: runs a sequence of tests on all media\n+ * devices found in the system.\n+ *\n+ * If no accessible media device is found, the test is skipped.\n+ */\n+class MediaDeviceTest : public Test\n+{\n+public:\n+\tMediaDeviceTest() { }\n+\t~MediaDeviceTest() { }\n+\n+protected:\n+\tint init() { return 0; }\n+\tint run();\n+\tvoid cleanup() { }\n+\n+private:\n+\tint testMediaDevice(string devnode);\n+\n+\tvoid printMediaGraph(const MediaDevice &media, ostream &os);\n+\tvoid printLinkFlags(const MediaLink *link, ostream &os);\n+\tvoid printNode(const MediaPad *pad, ostream &os);\n+};\n+\n+void MediaDeviceTest::printNode(const MediaPad *pad, ostream &os)\n+{\n+\tconst MediaEntity *entity = pad->entity();\n+\n+\tos << \"\\\"\" << entity->name() << \"\\\"[\"\n+\t << pad->index() << \"]\";\n+}\n+\n+void MediaDeviceTest::printLinkFlags(const MediaLink *link, ostream &os)\n+{\n+\tunsigned int flags = link->flags();\n+\n+\tos << \" [\";\n+\tif (flags) {\n+\t\tos << (flags & MEDIA_LNK_FL_ENABLED ? \"ENABLED,\" : \"\")\n+\t\t << (flags & MEDIA_LNK_FL_IMMUTABLE ? \"IMMUTABLE\" : \"\");\n+\t}\n+\tos << \"]\\n\";\n+}\n+\n+/*\n+ * For each entity in the media graph, printout links directed to its sinks\n+ * and source pads.\n+ */\n+void MediaDeviceTest::printMediaGraph(const MediaDevice &media, ostream &os)\n+{\n+\tos << \"\\n\" << media.driver() << \" - \" << media.devnode() << \"\\n\\n\";\n+\n+\tfor (auto const &entity : media.entities()) {\n+\t\tos << \"\\\"\" << entity->name() << \"\\\"\\n\";\n+\n+\t\tfor (auto const &sink : entity->pads()) {\n+\t\t\tif (!(sink->flags() & MEDIA_PAD_FL_SINK))\n+\t\t\t\tcontinue;\n+\n+\t\t\tos << \" [\" << sink->index() << \"]\" << \": Sink\\n\";\n+\t\t\tfor (auto const &link : sink->links()) {\n+\t\t\t\tos << \"\\t\";\n+\t\t\t\tprintNode(sink, os);\n+\t\t\t\tos << \" <- \";\n+\t\t\t\tprintNode(link->source(), os);\n+\t\t\t\tprintLinkFlags(link, os);\n+\t\t\t}\n+\t\t\tos << \"\\n\";\n+\t\t}\n+\n+\t\tfor (auto const &source : entity->pads()) {\n+\t\t\tif (!(source->flags() & MEDIA_PAD_FL_SOURCE))\n+\t\t\t\tcontinue;\n+\n+\t\t\tos << \" [\" << source->index() << \"]\" << \": Source\\n\";\n+\t\t\tfor (auto const &link : source->links()) {\n+\t\t\t\tos << \"\\t\";\n+\t\t\t\tprintNode(source, os);\n+\t\t\t\tos << \" -> \";\n+\t\t\t\tprintNode(link->sink(), os);\n+\t\t\t\tprintLinkFlags(link, os);\n+\t\t\t}\n+\t\t\tos << \"\\n\";\n+\t\t}\n+\t}\n+\n+\tos.flush();\n+}\n+\n+/* Test a single media device. */\n+int MediaDeviceTest::testMediaDevice(const string devnode)\n+{\n+\tMediaDevice dev;\n+\tint ret;\n+\n+\t/* Fuzzy open/close sequence. */\n+\tret = dev.open(devnode);\n+\tif (ret)\n+\t\treturn ret;\n+\n+\tret = dev.open(devnode);\n+\tif (!ret)\n+\t\treturn ret;\n+\n+\tdev.close();\n+\tdev.close();\n+\n+\tret = dev.open(devnode);\n+\tif (ret)\n+\t\treturn ret;\n+\n+\tret = dev.populate();\n+\tif (ret)\n+\t\treturn ret;\n+\n+\t/* Run tests in sequence. */\n+\tprintMediaGraph(dev, cerr);\n+\t/* TODO: add more tests here. */\n+\n+\tdev.close();\n+\n+\treturn 0;\n+}\n+\n+/* Run tests on all media devices. */\n+#define MAX_MEDIA_DEV 256\n+int MediaDeviceTest::run()\n+{\n+\tconst string devnode(\"/dev/media\");\n+\tunsigned int i;\n+\tint ret = 77; /* skip test exit code */\n+\n+\t/*\n+\t * Run the test sequence on all media device found in the\n+\t * system, if any.\n+\t */\n+\tfor (i = 0; i < MAX_MEDIA_DEV; i++) {\n+\t\tstring mediadev = devnode + to_string(i);\n+\t\tstruct stat pstat = { };\n+\n+\t\tif (stat(mediadev.c_str(), &pstat))\n+\t\t\tcontinue;\n+\n+\t\tret = testMediaDevice(mediadev);\n+\t\tif (ret)\n+\t\t\treturn ret;\n+\n+\t}\n+\n+\treturn ret;\n+}\n+\n+TEST_REGISTER(MediaDeviceTest);\ndiff --git a/test/media_device/meson.build b/test/media_device/meson.build\nnew file mode 100644\nindex 0000000..b1d2115\n--- /dev/null\n+++ b/test/media_device/meson.build\n@@ -0,0 +1,5 @@\n+\n+media_device_test = executable('media_device_test', 'media_device_test.cpp',\n+ link_with : [libcamera, libtest],\n+ include_directories : [libcamera_internal_includes,\n+\t\t\t\t\t libtest_includes],)\ndiff --git a/test/meson.build b/test/meson.build\nindex da0aea9..fc1e8ff 100644\n--- a/test/meson.build\n+++ b/test/meson.build\n@@ -3,9 +3,13 @@ libtest_sources = files([\n ])\n \n libtest = static_library('libtest', libtest_sources)\n+libtest_includes = include_directories('./')\n \n test_init = executable('test_init', 'init.cpp',\n link_with : libcamera,\n include_directories : libcamera_includes)\n \n+subdir('media_device')\n+\n test('Initialisation test', test_init)\n+test('Media Device Test', media_device_test)\n","prefixes":["libcamera-devel","v3","3/3"]}