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截图转可编辑表格

粘贴表格截图 → 识别（支持合并单元格）→ 编辑 → 复制到 PPT / 导出 Excel

\n\n

\n 点击此处后按 Ctrl/Cmd + V 粘贴截图，或把图片拖进来\n

\n\n

$\"预览\"$

\n\n \n\n

\n 提示：识别结果可直接在表格里编辑；「复制到 PPT」会保留微软雅黑+黑色边框+合并单元格。
\n 「导出 Excel」会保留数据与合并单元格（Excel 字体/边框可在 Excel 中一键套用样式）。\n

\n\n\n\n`;\n\nexport default async function (req: Request): Promise {\n if (req.method === \"POST\") {\n try {\n const form = await req.formData();\n const file = form.get(\"image\");\n if (!(file instanceof File)) {\n return Response.json({ error: \"缺少图片数据\" }, { status: 400 });\n }\n\n const bytes = new Uint8Array(await file.arrayBuffer());\n const dataUrl = \"data:\" + (file.type || \"image/jpeg\") + \";base64,\" +\n toBase64(bytes);\n\n const openai = new OpenAI();\n const completion = await openai.chat.completions.create({\n model: \"gpt-4o\",\n messages: [\n {\n role: \"system\",\n content:\n \"你是一个表格识别助手。用户会给你一张表格截图，请精确提取其中的表格内容，并识别合并单元格。\\\\n\" +\n \"只返回 JSON，格式为：\\\\n\" +\n '{\"rows\": [[\"A\",\"B\"],[\"C\",\"D\"]], \"merges\": [{\"s\":{\"r\":0,\"c\":0},\"e\":{\"r\":0,\"c\":1}}]}\\\\n' +\n \"规则：\\\\n\" +\n \"1. rows 是二维数组，每个内层数组是一行，元素按列顺序排列，所有行的列数必须一致，空单元格用空字符串。\\\\n\" +\n \"2. merges 描述合并单元格：s 是左上角坐标，e 是右下角坐标，行列均从 0 开始计数。没有合并则为空数组 []。\\\\n\" +\n \"3. 对于被合并覆盖的单元格，文本只放在其左上角对应的位置，被覆盖的其他位置在 rows 中填空字符串。\\\\n\" +\n \"不要输出任何解释或 markdown，只输出 JSON。\",\n },\n {\n role: \"user\",\n content: [\n {\n type: \"text\",\n text: \"请提取这张图片中的表格（含合并单元格）：\",\n },\n { type: \"image_url\", image_url: { url: dataUrl } },\n ],\n },\n ],\n response_format: { type: \"json_object\" },\n max_tokens: 16000,\n });\n\n const finishReason = completion.choices[0]?.finish_reason;\n let raw = (completion.choices[0]?.message?.content ?? \"{}\").trim();\n raw = raw.replace(/^\\`\\`\\`json/i, \"\").replace(/^\\`\\`\\`/, \"\").replace(\n /\\`\\`\\`$/,\n \"\",\n ).trim();\n\n let parsed;\n try {\n parsed = JSON.parse(raw);\n } catch (_) {\n const hint = finishReason === \"length\"\n ? \"表格内容过多，模型输出超长被截断，请把大表格分成上下两部分分别截图识别。\"\n : \"模型返回的数据不是合法JSON，请换一张更清晰的截图重试。\";\n return Response.json({ error: hint }, { status: 500 });\n }\n return Response.json({\n rows: parsed.rows ?? [],\n merges: parsed.merges ?? [],\n });\n } catch (e) {\n console.error(\"识别出错:\", e);\n return Response.json({ error: String(e) }, { status: 500 });\n }\n }\n\n const u = new URL(req.url);\n return new Response(HTML.replace(\"__ENDPOINT__\", u.origin + u.pathname), {\n headers: { \"Content-Type\": \"text/html; charset=utf-8\" },\n });\n}","label",[125],"pulls","branches",1,"forks","envVars",{"_144":60,"_146":60},"connections",{"_144":60,"_145":60},"count","unfilledCount","emptyCount",{"_42":124,"_32":125,"_30":126,"_127":-5,"_40":41,"_39":128,"_129":48,"_37":148,"_13":131,"_33":132,"_35":133,"_24":48,"_134":-5,"_149":150,"_27":151},["D",1784183192897],"children",[],[125],["D",1783355460069],{"_94":93,"_101":97},{"_94":93,"_95":-5,"_96":97,"_18":54,"_98":99,"_100":48},{"_13":83,"_32":84,"_42":41,"_85":43,"_86":-5,"_87":-5,"_88":-5,"_89":-5,"_90":-5,"_91":44,"_92":93},"ctx",{"_76":-5,"_120":189,"_190":191,"_192":193,"_194":48,"_195":48,"_196":48,"_197":25,"_198":-5,"_199":-7,"_200":-7,"_201":60,"_202":48,"_203":48,"_204":-5,"_205":48,"_206":48,"_207":48,"_208":-5},"ENV",{"_160":161,"_162":163,"_164":84,"_165":166,"_167":168,"_169":170,"_171":172,"_173":174,"_175":176,"_177":178,"_179":180,"_181":182,"_183":184,"_185":186,"_187":188},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

Diff · v19