{"id":50485089,"url":"https://github.com/chenjunyu19/lowdpi","last_synced_at":"2026-06-01T21:30:29.305Z","repository":{"id":358899886,"uuid":"1243586105","full_name":"chenjunyu19/lowdpi","owner":"chenjunyu19","description":"一个将剪贴板截图按系统缩放倍率还原到 100% 尺寸的轻量 Win32 小工具。 | A lightweight Win32 utility that scales clipboard screenshots back to their 100% DPI size.","archived":false,"fork":false,"pushed_at":"2026-05-19T16:29:26.000Z","size":10,"stargazers_count":2,"open_issues_count":0,"forks_count":0,"subscribers_count":0,"default_branch":"main","last_synced_at":"2026-05-19T16:41:52.642Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":"","language":"C++","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/chenjunyu19.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null,"zenodo":null,"notice":null,"maintainers":null,"copyright":null,"agents":null,"dco":null,"cla":null}},"created_at":"2026-05-19T13:30:07.000Z","updated_at":"2026-05-19T15:02:27.000Z","dependencies_parsed_at":null,"dependency_job_id":null,"html_url":"https://github.com/chenjunyu19/lowdpi","commit_stats":null,"previous_names":["chenjunyu19/lowdpi"],"tags_count":2,"template":false,"template_full_name":null,"purl":"pkg:github/chenjunyu19/lowdpi","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/chenjunyu19%2Flowdpi","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/chenjunyu19%2Flowdpi/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/chenjunyu19%2Flowdpi/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/chenjunyu19%2Flowdpi/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/chenjunyu19","download_url":"https://codeload.github.com/chenjunyu19/lowdpi/tar.gz/refs/heads/main","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/chenjunyu19%2Flowdpi/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":33795112,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-05-26T15:22:16.424Z","status":"online","status_checked_at":"2026-06-01T02:00:06.963Z","response_time":115,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2026-06-01T21:30:23.817Z","updated_at":"2026-06-01T21:30:24.390Z","avatar_url":"https://github.com/chenjunyu19.png","language":"C++","funding_links":[],"categories":[],"sub_categories":[],"readme":"# lowdpi\r\n\r\n`lowdpi` 是一个面向 Windows 高 DPI 桌面截图场景的小型 Win32 工具。\r\n\r\n当系统显示缩放高于 100%（例如 200%）时，复制到剪贴板中的截图有时会比视觉上预期的尺寸更大，不方便直接分享。这个工具会读取当前剪贴板中的图片，按照当前系统 DPI 缩放倍率将其缩小回 100% 缩放下对应的尺寸，重新写回剪贴板，然后立即退出。\r\n\r\n## 功能说明\r\n\r\n1. 读取当前系统 DPI 缩放倍率\r\n2. 从剪贴板读取图片\r\n3. 将图片缩放到对应的 100% 尺寸\r\n4. 将缩放后的图片重新写回剪贴板\r\n5. 立即退出\r\n\r\n当前实现假定系统只存在一个有效的全局缩放倍率，不会尝试判断多显示器截图具体来自哪一个屏幕。\r\n\r\n## 运行环境\r\n\r\n- Windows\r\n- 安装了 MSVC 的 Visual Studio Build Tools\r\n- Windows Imaging Component（WIC）\r\n\r\n## 构建方法\r\n\r\n运行：\r\n\r\n```bat\r\nbuild-msvc.cmd\r\n```\r\n\r\n输出文件位置：\r\n\r\n```bat\r\nbuild\\lowdpi.exe\r\n```\r\n\r\n## 使用方法\r\n\r\n1. 先将截图复制到剪贴板\r\n2. 运行 `build\\lowdpi.exe`\r\n3. 在目标程序中粘贴图片\r\n\r\n如果当前系统缩放已经是 100%，程序会直接退出，不会修改剪贴板中的图片。\r\n\r\n## 说明\r\n\r\n- 剪贴板图片输入支持 `CF_DIBV5`、`CF_DIB` 和 `CF_BITMAP`\r\n- 图片缩放通过 WIC 完成\r\n- 只有在新图片成功准备完成后，程序才会替换剪贴板内容\r\n- 为避免刚截图后剪贴板暂时被占用，程序会在打开剪贴板时进行短暂重试\r\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fchenjunyu19%2Flowdpi","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fchenjunyu19%2Flowdpi","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fchenjunyu19%2Flowdpi/lists"}