Calibre 7.21.0 便携版 - 电子书阅读器

2024-11-07
New features
Edit book: A new tool to create an audio overlay in EPUB files for all text using the Read aloud facility
This allows readers of the book to listen to it with sentence tracking, even if they do not have a functioning text-to-speech system in the reading software. You can even assign different voices to different parts of the text for a more immersive experience. The tool is available from the Tools menu in the book editor.

Dark mode: make scrollbar more visible with higher contrast and rounded corners
E-book viewer: In flow mode when scrolling across internal file boundaries using the mouse wheel/touchpad have a short half second pause to ease the transition. Can be controlled via the Scrolling section of the Viewer preferences.
ebook-meta.exe: Add an option to disallow rendered cover of first page for EPUB
Book details: Add an action to download the cover to the context menu when right clicking the cover

Read aloud: Add a restore defaults button to the configuration dialog

Auto adding: Allow excluding arbitrary file types not just known book file types

Edit metadata dialog: Add an action to open the book's folder to the context menu of the formats list

Bug fixes
Read aloud: Fix only first 32000 characters per chapter being read

Content server: Read aloud: Fix clicking on a word to skip reading aloud to that word causing word highlighting to stop working

Linux: Handle speech dispatcher with dummy output module and no voices more gracefully
When renaming authors fix empty author folder not being removed if it contained file explorer metadata but was otherwise empty
Edit metadata dialog: Fix keyboard shortcuts to edit prev/next raising an error when trying to go beyond the first/last book

Linux: ToC Editor: Fix a regression in 7.17 that broke using the Create new entry button

Content server: Fix changing the language of a book not working for non-English user interface language and for books that have no existing language

Linux: Read aloud with Piper: Fix audio not playing on some Linux systems
Notes browser: When searching books search over all currently selected categories not just the last selected one
New news sources
Unz Review and Sonar21 by unkn0wn
Improved news sources
Substack
Live Mint
NYPost
Ars Technica
Indian Express
Reuters

2024-10-18
New features
PDF Input: Automatic header/footer detection and removal
A new, dedicated PDF Input engine for calibre that implements automatic detection of headers and footers based on document analysis. The new engine is the default to go back to using the old engine, select it in the PDF Input section of the Conversion dialog.
Read Aloud: Allow configuring an extra pause at the end of every sentence when using the Piper TTS engine
Closes tickets: 2083058
PDF Output: Add _WIDTH_PIXELS_ and _HEIGHT_PIXELS_ variables to know the width and height of the header/footer area in templates
Windows: Use calibre's bundled SSL certificates instead of the system certificate store by default
Can be turned off via CALIBRE_USE_SYSTEM_CERTIFICATES=1 env var
Trim image tool: Add a control to adjust aspect ratio
Kobo driver: Add support for the new firmware used by the Tolino Shine 5

Bug fixes
Fix a regression in previous release that broke copying of book to another library if the books author does not exist in the destination database
Read aloud: Piper backend: Fix not working with voices whose names have non-ASCII characters on Windows.
Content server: Fix book with non-ASCII filenames not downloading in the Kindle browser when using the /mobile view
Content server: Fix embedding the server HTML inside a third party iframe causing an error

New news sources
NYT Magazine by unkn0wn
RedaktionsNetzwerk Deutschland by epubli

Improved news sources
The Wire
Nikkei Asia Magazine
Swarajya
Mainichi
Nautilus
National Geographic
Science Journal
Times Literary Supplement
Saechsische Zeitung
India Today
Scientific American

2024-09-13
New features
E-book viewer: Read aloud: A new Text-to-Speech engine (Piper) that uses a neural network for realistic sounding voices
To use it access the viewer controls and click the Read aloud button or press 'Ctrl+S'. The neural network is run locally, no cloud services are used. Using the OS Text-to-Speech engine is still possible by clicking the configure button on the Read aloud control bar. Note that the new engine highlights the currently read sentence rather than word.

New experimental engine to convert PDF files with support for automatic header/footer removal

Turn it on via the PDF input section of the conversion dialog.

Content server: Viewer: Read Aloud: Implement word-by-word tracking when reading aloud if the browser and voice used support it, for example, Chromium on Windows, Firefox on Android and Safari on macOS
Image popup: Add a context menu with an option to reset the current zoom

Edit metadata dialog: Show the number of data files on the data files button
Bug fixes
Fix a regression in the previous release that broke using Tab key to move around the book list while editing cells
E-book viewer: Fix scrollbar position not updating during continuous scroll

E-book viewer: Fix a harmless error when the book contains page list references whose targets do not exist

Linux binary build: Fix missing libdeflate dependency

New news sources
Muy Interesante México by unkn0wn
Salzburger Nachrichten by İlker Melik Sıtkı
Computer Weekly by İlker Melik Sıtkı
Improved news sources
Revista Muy Interesante
Ars Technica
South China Morning Post
Times Literary Supplement
Hackernews
Star Gazetesi
Hurriyet
Gorafi
Times Online