No — rasterization is pixel-faithful. Text on the EPUB page renders as pixels in the JPG, no OCR or text extraction happens. For editable text, use /epub-to-docx/ or /epub-to-txt/ instead of this image route.
提取 JPG 期间 我的 EPUB 文件是否私有?
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Yes — uploaded EPUB files are processed in isolated workers and deleted within minutes. Cover extraction is a single-pass read with no human review.