[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"page:\u002Fimage-to-pdf":3},{"id":4,"slug":5,"kind":6,"componentKey":7,"title":8,"keywords":9,"description":10,"robots":11,"cateId":12,"orderIdx":13,"logo":14,"updatedTime":15,"guide":16,"faq":17,"status":18,"tool":19,"related":26,"platform":51,"shortDesc":51,"longDesc":51,"images":52,"downloadUrl":51,"samePlatform":51,"onlineAlternatives":51,"shareRecommend":53},72,"\u002Fimage-to-pdf","tool","ImageToPdf\u002FImageToPdf","图片转PDF在线免费合成工具","图片转pdf,图片转pdf在线,jpg转pdf,png转pdf,照片转pdf,图片合成pdf,图片转pdf免费,多张图片转pdf,手机照片转pdf,图片转pdf不压缩,图片拼接成pdf","把手机拍的照片、截图和扫描件按顺序转成一个 PDF：可选 A4、Letter 或按原图尺寸，横图自动转横向页，jpg 与 png 原样嵌入不损画质，浏览器本地生成不上传，交材料、打印、归档都方便。","index,follow",7,0,"\u002Ftool-icons\u002Fimage-to-pdf.svg","2026-10-24 20:26:07","图片转 PDF 把照片与截图按顺序排成一个文件：每张图占一页，页面可以选 A4、Letter 或按原图尺寸，图在页面里等比缩放居中，不裁切也不拉伸，全程在浏览器本地生成，图片不上传。\r\n怎么用：① 拖入 jpg、png、webp、bmp、gif（一次最多二十张）；② 用卡片上的左右按钮调整先后顺序，选页面尺寸与页边距，横图默认自动转成横向页，可以关掉；③ 点开始转换，核对页数与体积后下载 PDF。\r\n参数与边界：jpg 与 png 原样嵌入，不重新编码、画质零损失，成品体积接近各图之和；webp、bmp、gif 会先经浏览器画布转成 JPEG（gif 取第一帧），可用质量滑杆权衡清晰度与体积；透明背景会铺白底；单张不超过五十兆。\r\n典型场景：手机拍的合同、证件照转成 PDF 提交系统、多张截图合成一份材料发送、照片打印前做成 A4 文档、扫描件按页攒成一份、把作业照片整理成一个文件交给老师。\r\n注意事项：图片方向不对请先在相册里转正，本页不做图像旋转；反过来把 PDF 每页出图请用 PDF 转图片页，只想压小已有 PDF 用 PDF 压缩页；结果不落盘保存，请及时下载。","[{\"question\":\"支持哪些图片格式？\",\"answer\":\"jpg、png、webp、bmp、gif 都能转。jpg 和 png 原样嵌入不损画质，其余三种先由浏览器画布转成 JPEG 再嵌入，gif 取第一帧；一次最多二十张，单张不超过五十兆。\"},{\"question\":\"三步怎么用？\",\"answer\":\"第一步拖入图片；第二步用左右按钮排好顺序并选择页面尺寸、页边距与横图是否自动转横向；第三步点开始转换，确认页数后下载 PDF 文件。\"},{\"question\":\"图片会上传到服务器吗？\",\"answer\":\"不会。读取图片、排版与写出 PDF 全在浏览器本地完成，图片不出这台设备，页面不发上传请求，刷新即清空。\"},{\"question\":\"做出来的 PDF 为什么比图片大？\",\"answer\":\"一般不会更大：jpg、png 是原样嵌入，体积约等于各图之和。如果明显偏大，多半是 webp 或 bmp 被转成了高质量 JPEG，可以把质量调低或先把图另存为 jpg 再转。\"},{\"question\":\"能选 A4 打印尺寸吗？\",\"answer\":\"能。默认就是 A4，还可以切 Letter 或按原图尺寸；横图配 A4 时会自动把这一页转成横向，取消勾选即可保持竖向，页边距也能从 0 到 60 磅调整。\"}]",1,{"id":20,"title":21,"desc":22,"logo":14,"url":5,"cateId":12,"cate":23,"cateSlug":24,"type":25,"orderIdx":13},52,"图片转 PDF","把照片、截图按顺序转成一个 PDF，可选 A4、Letter 或按原图尺寸，jpg 与 png 原样嵌入不损画质，本地生成不上传。","文档与格式转换","document-convert","router",[27,33,39,45],{"id":28,"title":29,"desc":30,"logo":31,"url":32,"cateId":12,"cate":23,"cateSlug":24,"type":25,"orderIdx":13},39,"在线图片格式转换","在线图片格式转换为大家提供在线图片转格式功能，不需要安装软件，一键完成jpg, png, webp, gif, bmp, tiff, svg等图片格式在线转换，是一款操作简单使用方便的在线图片格式转换工具！","https:\u002F\u002Fwww.qiguangit.com\u002Ftools-admin\u002Ffile\u002Ffile\u002Fimage_convert.png","\u002FimageConvert",{"id":34,"title":35,"desc":36,"logo":37,"url":38,"cateId":12,"cate":23,"cateSlug":24,"type":25,"orderIdx":13},43,"OFD格式转换","免费在线OFD转换工具，简便快捷，无需下载安装。轻松转换OFD文件至通用的PDF、HTML格式，方便共享与打印。","https:\u002F\u002Fwww.qiguangit.com\u002Ftools-admin\u002Ffile\u002Ffile\u002Fofd.png","\u002Fconvert-ofd",{"id":40,"title":41,"desc":42,"logo":43,"url":44,"cateId":12,"cate":23,"cateSlug":24,"type":25,"orderIdx":13},44,"在线Office转换PDF","免费在线Office转换工具，简便快捷，无需下载安装。轻松转换Word、Excel、PPT文件至通用的PDF格式，方便共享与打印。","https:\u002F\u002Fwww.qiguangit.com\u002Ftools-admin\u002Ffile\u002Ffile\u002Foffice.png","\u002Fconvert-office2pdf",{"id":46,"title":47,"desc":48,"logo":49,"url":50,"cateId":12,"cate":23,"cateSlug":24,"type":25,"orderIdx":13},45,"实用工具","精心整合多款高效实用工具，全面兼容多个主流平台，助力用户在工作与生活中实现流程优化、效率提升，轻松应对各种任务与挑战。","https:\u002F\u002Fwww.qiguangit.com\u002Ftools-admin\u002Ffile\u002Ffile\u002Futility_share.png","\u002Fshare",null,"",[]]