fix: 修復行尾格式（CRLF → LF）
This commit is contained in:
Your Name
parent
a1761b7da5
commit
c2d3d13c89
6 changed files with 243 additions and 77 deletions
|
|
@ -24,24 +24,24 @@ import type { ExecFileFn } from "./types";
|
|||
|
||||
// 內建支援的 OCR 語言（與 PDFMathTranslate 風格一致）
|
||||
const SUPPORTED_LANGUAGES = [
|
||||
"en", // English
|
||||
"zh-TW", // 繁體中文
|
||||
"zh", // 簡體中文
|
||||
"ja", // 日本語
|
||||
"ko", // 한국어
|
||||
"de", // Deutsch
|
||||
"fr", // Français
|
||||
"en", // English
|
||||
"zh-TW", // 繁體中文
|
||||
"zh", // 簡體中文
|
||||
"ja", // 日本語
|
||||
"ko", // 한국어
|
||||
"de", // Deutsch
|
||||
"fr", // Français
|
||||
] as const;
|
||||
|
||||
// Tesseract 語言代碼映射（UI 代碼 → Tesseract 代碼）
|
||||
const LANG_MAP: Record<string, string> = {
|
||||
"en": "eng",
|
||||
en: "eng",
|
||||
"zh-TW": "chi_tra",
|
||||
"zh": "chi_sim",
|
||||
"ja": "jpn",
|
||||
"ko": "kor",
|
||||
"de": "deu",
|
||||
"fr": "fra",
|
||||
zh: "chi_sim",
|
||||
ja: "jpn",
|
||||
ko: "kor",
|
||||
de: "deu",
|
||||
fr: "fra",
|
||||
};
|
||||
|
||||
export const properties = {
|
||||
|
|
@ -64,7 +64,7 @@ function extractOcrLanguage(convertTo: string): string {
|
|||
if (!match || !match[1]) {
|
||||
throw new Error(`Invalid convertTo format: ${convertTo}. Expected pdf-<lang>`);
|
||||
}
|
||||
|
||||
|
||||
const uiLang = match[1];
|
||||
// 轉換為 Tesseract 語言代碼
|
||||
const tessLang = LANG_MAP[uiLang] || uiLang.replace(/-/g, "_");
|
||||
|
|
@ -98,7 +98,7 @@ function runOcrMyPdf(
|
|||
console.log(`[OCRmyPDF] ========================================`);
|
||||
console.log(`[OCRmyPDF] 🔍 開始 PDF OCR 處理`);
|
||||
console.log(`[OCRmyPDF] ========================================`);
|
||||
|
||||
|
||||
// 階段 1：驗證輸入檔案
|
||||
console.log(`[OCRmyPDF] 📋 階段 1/5：驗證輸入檔案`);
|
||||
if (!existsSync(inputPath)) {
|
||||
|
|
@ -108,23 +108,26 @@ function runOcrMyPdf(
|
|||
const inputStats = statSync(inputPath);
|
||||
console.log(`[OCRmyPDF] ✅ 輸入檔案: ${basename(inputPath)}`);
|
||||
console.log(`[OCRmyPDF] ✅ 檔案大小: ${formatFileSize(inputStats.size)}`);
|
||||
|
||||
|
||||
// 階段 2：準備 OCR 參數
|
||||
console.log(`[OCRmyPDF] 📋 階段 2/5：準備 OCR 參數`);
|
||||
console.log(`[OCRmyPDF] ✅ OCR 語言: ${lang}`);
|
||||
|
||||
|
||||
const args = [
|
||||
"-l", lang,
|
||||
"--skip-text", // 跳過已有文字的頁面
|
||||
"--optimize", "1", // 輕度優化
|
||||
"--deskew", // 自動校正傾斜
|
||||
"--rotate-pages", // 自動偵測頁面方向
|
||||
"--jobs", "2", // 使用 2 個並行處理
|
||||
"-l",
|
||||
lang,
|
||||
"--skip-text", // 跳過已有文字的頁面
|
||||
"--optimize",
|
||||
"1", // 輕度優化
|
||||
"--deskew", // 自動校正傾斜
|
||||
"--rotate-pages", // 自動偵測頁面方向
|
||||
"--jobs",
|
||||
"2", // 使用 2 個並行處理
|
||||
inputPath,
|
||||
outputPath,
|
||||
];
|
||||
console.log(`[OCRmyPDF] ✅ 參數: --skip-text --optimize 1 --deskew --rotate-pages`);
|
||||
|
||||
|
||||
// 階段 3：執行 OCR
|
||||
console.log(`[OCRmyPDF] 📋 階段 3/5：執行 Tesseract OCR...`);
|
||||
console.log(`[OCRmyPDF] ⏳ 處理中（大型 PDF 可能需要數分鐘）...`);
|
||||
|
|
@ -132,11 +135,11 @@ function runOcrMyPdf(
|
|||
|
||||
execFile("ocrmypdf", args, (error: Error | null, stdout: string, stderr: string) => {
|
||||
const elapsed = ((Date.now() - startTime) / 1000).toFixed(1);
|
||||
|
||||
|
||||
if (error) {
|
||||
// 階段 3 失敗處理
|
||||
console.log(`[OCRmyPDF] ❌ OCR 處理失敗（耗時 ${elapsed}s）`);
|
||||
|
||||
|
||||
// 檢查特定錯誤類型
|
||||
if (stderr && stderr.includes("PriorOcrFoundError")) {
|
||||
console.log(`[OCRmyPDF] 📋 階段 4/5：PDF 已有文字層，跳過 OCR`);
|
||||
|
|
@ -187,11 +190,11 @@ function runOcrMyPdf(
|
|||
reject(new Error(`OCR output file not found: ${outputPath}`));
|
||||
return;
|
||||
}
|
||||
|
||||
|
||||
const outputStats = statSync(outputPath);
|
||||
console.log(`[OCRmyPDF] ✅ 輸出檔案: ${basename(outputPath)}`);
|
||||
console.log(`[OCRmyPDF] ✅ 檔案大小: ${formatFileSize(outputStats.size)}`);
|
||||
|
||||
|
||||
// 階段 5：完成
|
||||
console.log(`[OCRmyPDF] 📋 階段 5/5：處理完成`);
|
||||
console.log(`[OCRmyPDF] ========================================`);
|
||||
|
|
@ -200,7 +203,7 @@ function runOcrMyPdf(
|
|||
console.log(`[OCRmyPDF] 📤 輸出: ${formatFileSize(outputStats.size)}`);
|
||||
console.log(`[OCRmyPDF] ⏱️ 耗時: ${elapsed}s`);
|
||||
console.log(`[OCRmyPDF] ========================================`);
|
||||
|
||||
|
||||
resolve(outputPath);
|
||||
});
|
||||
});
|
||||
|
|
@ -229,7 +232,7 @@ export async function convert(
|
|||
console.log(`[OCRmyPDF] ║ OCRmyPDF - PDF OCR 處理引擎 ║`);
|
||||
console.log(`[OCRmyPDF] ╚════════════════════════════════════════╝`);
|
||||
console.log(``);
|
||||
|
||||
|
||||
try {
|
||||
// 步驟 1：解析參數
|
||||
console.log(`[OCRmyPDF] 🔧 解析轉換參數...`);
|
||||
|
|
|
|||
|
|
@ -67,7 +67,9 @@ export async function isScannedPdf(
|
|||
const isScanned = charCount < SCANNED_PDF_TEXT_THRESHOLD;
|
||||
|
||||
if (isScanned) {
|
||||
console.log(`[PDF-OCR] ⚠️ Detected scanned PDF (chars: ${charCount} < ${SCANNED_PDF_TEXT_THRESHOLD})`);
|
||||
console.log(
|
||||
`[PDF-OCR] ⚠️ Detected scanned PDF (chars: ${charCount} < ${SCANNED_PDF_TEXT_THRESHOLD})`,
|
||||
);
|
||||
} else {
|
||||
console.log(`[PDF-OCR] ✅ PDF has text layer (chars: ${charCount})`);
|
||||
}
|
||||
|
|
@ -103,14 +105,7 @@ export function runOcrMyPdf(
|
|||
// --clean: 清理背景雜訊
|
||||
// --force-ocr: 強制對所有頁面進行 OCR（即使有文字層）
|
||||
|
||||
const args = [
|
||||
"-l", lang,
|
||||
"--skip-text",
|
||||
"--optimize", "1",
|
||||
"--deskew",
|
||||
inputPath,
|
||||
outputPath,
|
||||
];
|
||||
const args = ["-l", lang, "--skip-text", "--optimize", "1", "--deskew", inputPath, outputPath];
|
||||
|
||||
console.log(`[PDF-OCR] Running: ocrmypdf ${args.join(" ")}`);
|
||||
|
||||
|
|
|
|||
|
|
@ -25,23 +25,108 @@ const execWithTimeout = (
|
|||
|
||||
// 定義所有要檢查的工具
|
||||
const tools = [
|
||||
{ cmd: "pandoc -v", name: "Pandoc", errorMsg: "Pandoc is not installed.", formatter: (s: string) => s.split("\n")[0] },
|
||||
{ cmd: "ffmpeg -version", name: "FFmpeg", errorMsg: "FFmpeg is not installed.", formatter: (s: string) => s.split("\n")[0] },
|
||||
{ cmd: "vips -v", name: "Vips", errorMsg: "Vips is not installed.", formatter: (s: string) => s.split("\n")[0] },
|
||||
{ cmd: "magick --version", name: "ImageMagick", errorMsg: "ImageMagick is not installed.", formatter: (s: string) => s.split("\n")[0]?.replace("Version: ", "") },
|
||||
{ cmd: "gm version", name: "GraphicsMagick", errorMsg: "GraphicsMagick is not installed.", formatter: (s: string) => s.split("\n")[0] },
|
||||
{ cmd: "inkscape --version", name: "Inkscape", errorMsg: "Inkscape is not installed.", formatter: (s: string) => s.split("\n")[0] },
|
||||
{ cmd: "djxl --version", name: "libjxl", errorMsg: "libjxl-tools is not installed.", formatter: (s: string) => s.split("\n")[0] },
|
||||
{ cmd: "dasel --version", name: "dasel", errorMsg: "dasel is not installed.", formatter: (s: string) => s.split("\n")[0] },
|
||||
{ cmd: "xelatex -version", name: "XeTeX", errorMsg: "Tex Live with XeTeX is not installed.", formatter: (s: string) => s.split("\n")[0] },
|
||||
{ cmd: "resvg -V", name: "resvg", errorMsg: "resvg is not installed", formatter: (s: string) => `resvg v${s.split("\n")[0]}` },
|
||||
{ cmd: "assimp version", name: "assimp", errorMsg: "assimp is not installed", formatter: (s: string) => `assimp ${s.split("\n")[5]}` },
|
||||
{ cmd: "ebook-convert --version", name: "calibre", errorMsg: "ebook-convert (calibre) is not installed", formatter: (s: string) => s.split("\n")[0] },
|
||||
{ cmd: "heif-info -v", name: "libheif", errorMsg: "libheif is not installed", formatter: (s: string) => `libheif v${s.split("\n")[0]}` },
|
||||
{ cmd: "potrace -v", name: "potrace", errorMsg: "potrace is not installed", formatter: (s: string) => s.split("\n")[0] },
|
||||
{ cmd: "soffice --version", name: "LibreOffice", errorMsg: "libreoffice is not installed", formatter: (s: string) => s.split("\n")[0] },
|
||||
{ cmd: "msgconvert --version", name: "msgconvert", errorMsg: "msgconvert (libemail-outlook-message-perl) is not installed", formatter: (s: string) => s.split("\n")[0] },
|
||||
{ cmd: "bun -v", name: "Bun", errorMsg: "Bun is not installed. wait what", formatter: (s: string) => `Bun v${s.split("\n")[0]}` },
|
||||
{
|
||||
cmd: "pandoc -v",
|
||||
name: "Pandoc",
|
||||
errorMsg: "Pandoc is not installed.",
|
||||
formatter: (s: string) => s.split("\n")[0],
|
||||
},
|
||||
{
|
||||
cmd: "ffmpeg -version",
|
||||
name: "FFmpeg",
|
||||
errorMsg: "FFmpeg is not installed.",
|
||||
formatter: (s: string) => s.split("\n")[0],
|
||||
},
|
||||
{
|
||||
cmd: "vips -v",
|
||||
name: "Vips",
|
||||
errorMsg: "Vips is not installed.",
|
||||
formatter: (s: string) => s.split("\n")[0],
|
||||
},
|
||||
{
|
||||
cmd: "magick --version",
|
||||
name: "ImageMagick",
|
||||
errorMsg: "ImageMagick is not installed.",
|
||||
formatter: (s: string) => s.split("\n")[0]?.replace("Version: ", ""),
|
||||
},
|
||||
{
|
||||
cmd: "gm version",
|
||||
name: "GraphicsMagick",
|
||||
errorMsg: "GraphicsMagick is not installed.",
|
||||
formatter: (s: string) => s.split("\n")[0],
|
||||
},
|
||||
{
|
||||
cmd: "inkscape --version",
|
||||
name: "Inkscape",
|
||||
errorMsg: "Inkscape is not installed.",
|
||||
formatter: (s: string) => s.split("\n")[0],
|
||||
},
|
||||
{
|
||||
cmd: "djxl --version",
|
||||
name: "libjxl",
|
||||
errorMsg: "libjxl-tools is not installed.",
|
||||
formatter: (s: string) => s.split("\n")[0],
|
||||
},
|
||||
{
|
||||
cmd: "dasel --version",
|
||||
name: "dasel",
|
||||
errorMsg: "dasel is not installed.",
|
||||
formatter: (s: string) => s.split("\n")[0],
|
||||
},
|
||||
{
|
||||
cmd: "xelatex -version",
|
||||
name: "XeTeX",
|
||||
errorMsg: "Tex Live with XeTeX is not installed.",
|
||||
formatter: (s: string) => s.split("\n")[0],
|
||||
},
|
||||
{
|
||||
cmd: "resvg -V",
|
||||
name: "resvg",
|
||||
errorMsg: "resvg is not installed",
|
||||
formatter: (s: string) => `resvg v${s.split("\n")[0]}`,
|
||||
},
|
||||
{
|
||||
cmd: "assimp version",
|
||||
name: "assimp",
|
||||
errorMsg: "assimp is not installed",
|
||||
formatter: (s: string) => `assimp ${s.split("\n")[5]}`,
|
||||
},
|
||||
{
|
||||
cmd: "ebook-convert --version",
|
||||
name: "calibre",
|
||||
errorMsg: "ebook-convert (calibre) is not installed",
|
||||
formatter: (s: string) => s.split("\n")[0],
|
||||
},
|
||||
{
|
||||
cmd: "heif-info -v",
|
||||
name: "libheif",
|
||||
errorMsg: "libheif is not installed",
|
||||
formatter: (s: string) => `libheif v${s.split("\n")[0]}`,
|
||||
},
|
||||
{
|
||||
cmd: "potrace -v",
|
||||
name: "potrace",
|
||||
errorMsg: "potrace is not installed",
|
||||
formatter: (s: string) => s.split("\n")[0],
|
||||
},
|
||||
{
|
||||
cmd: "soffice --version",
|
||||
name: "LibreOffice",
|
||||
errorMsg: "libreoffice is not installed",
|
||||
formatter: (s: string) => s.split("\n")[0],
|
||||
},
|
||||
{
|
||||
cmd: "msgconvert --version",
|
||||
name: "msgconvert",
|
||||
errorMsg: "msgconvert (libemail-outlook-message-perl) is not installed",
|
||||
formatter: (s: string) => s.split("\n")[0],
|
||||
},
|
||||
{
|
||||
cmd: "bun -v",
|
||||
name: "Bun",
|
||||
errorMsg: "Bun is not installed. wait what",
|
||||
formatter: (s: string) => `Bun v${s.split("\n")[0]}`,
|
||||
},
|
||||
];
|
||||
|
||||
if (process.env.NODE_ENV === "production") {
|
||||
|
|
@ -80,4 +165,3 @@ if (process.env.NODE_ENV === "production") {
|
|||
}
|
||||
})();
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue