tts-voice-creator-clone-and.../Manual.md
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feat: add live ingest preview, region icons/ownership badges, manual region drawing to magazine review
Ingestion now streams each page's image and recognised text into a
console-styled preview panel (Baidu Unlimited-OCR demo style) as pages
finish, instead of a bare progress bar -- raw text is written to a
per-job ingest_preview.json file since the background-job result field
strips text-like keys for data minimization.

Split-screen review boxes and their matching list rows now show a
centred icon for the region's kind and, when a region on a shared page
belongs to a different article, a badge naming that article, so a
claimed region is never mistaken for unclaimed text.

Added a "Draw it" mode: click-drag a box directly on the page image to
add a region the layout engine missed, as typed/OCRed text or as a new
figure (add_manual_region, POST /api/magazine/{doc_id}/pages/{page}/regions).

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-09-07 18:52:21 +02:00

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# User manual
Living manual. Every feature updates this file in the same commit as the code.
> Sections for the mature features (voice library, Read Aloud, audiobook
> casting, Rehearser) are still to be written — this file was created alongside
> the magazine feature and currently documents that area only.
---
## Magazines
### Purpose
Listen to a magazine or newspaper one **article** at a time, from its true
beginning to its true end, without adverts, sidebars or a neighbouring article
spliced into the middle. Each article can be narrated by a single voice, or
turned into a podcast discussion between two or three voices you pick.
### Prerequisites
- The magazine as a PDF (native text or scanned — both work).
- At least one voice in the library for narration.
- For podcast mode: an LLM configured in Settings (`llm_url`, `llm_model`), and
two or three voices chosen as hosts.
### Step by step
1. **Add the magazine.** Studio → *Add Magazine / Paper*. Give it a title and
issue, then upload the PDF.
2. **Ingest.** Ingestion runs in the background — you can close the browser. It
renders every page, extracts text (falling back to OCR on scanned pages),
classifies each region of the layout, finds the contents page, and proposes
articles with page ranges. While it runs, a live preview shows each page's
image next to its recognised text as soon as that page finishes, so you can
see ingestion actually working page by page instead of watching a bare
progress bar.
3. **Review the articles.** This step is not optional and cannot be skipped.
Each proposed article shows its title, author, page range, estimated
listening time and a confidence score. The review screen is split: the
scanned page on the left with a numbered, icon-labelled box per detected
region (title, byline, body text, caption, figure…), and the same regions
as text on the right — click either side to highlight the other. Sidebars
and pull-out boxes are already unticked for you — tick one back in if you
actually want it read. A region already claimed by a different article on
the same page is marked with that article's number, so it is never
mistaken for unclaimed text. If OCR quality is poor, **"OCR again"**
re-reads just the current page through the configured vision engine
(or **"OCR again (whole magazine)"** from the contents screen for every
page, which also resets any articles already reviewed). If the layout
engine missed a region entirely, **"Draw it"** lets you click-drag a box
directly on the page image and add it as text (typed or OCRed) or as a
new figure. Confirm the boundaries, correct the title, then **Approve**.
4. **Listen.** An approved article can be narrated with the default voice, or
sent to podcast mode. Use **Play all articles** (on the contents screen) to
listen through every approved article back to back without returning to
this screen between them. A figure from the page is shown automatically as
playback reaches it. **Word highlighting** can be turned off if you find it
distracting — it is an estimate based on word length, not a measurement, so
it will not always land exactly on the spoken word. **Driving mode**
(the button next to the article title) switches to two large controls and
nothing else, for listening without looking at the screen.
**Expected result:** the article plays from its headline to its final paragraph.
Page furniture (running heads, page numbers), adverts, sidebars and pull quotes
are never read aloud unless you explicitly include them in review.
### Confidence, and what it means
| Shown | Meaning |
|---|---|
| ~90% | The contents page listed this article — title and start page are known. |
| ~55% | Detected from a headline alone; check the boundaries carefully. |
| Low | No body copy found. Usually an advert or a section divider — reject it. |
An article is never narrated until you approve it, whatever its confidence.
### Podcast mode
Choose two or three voices as hosts. The configured LLM writes a discussion of
that article for listeners who have not read it, and each host's turns are
synthesised with their voice.
The prompt forbids inventing facts, figures or quotes that are not in the
article; if the article reaches no conclusion the hosts say so. It is still a
generated discussion, not the author's words — treat it as a summary, and read
the original for anything that matters.
Podcast generation is refused for an article you have not approved, because
unreviewed boundaries may include a neighbouring article or an advert.
### Errors
| What you see | What happened | What to do |
|---|---|---|
| "Upload the PDF first" | The project has no `source.pdf`. | Upload it, then ingest. |
| Ingestion failed | The PDF is encrypted or corrupt. | Check it opens in a viewer. |
| "Approve the article before generating a podcast" | Review gate. | Approve it first. |
| "No LLM model configured" | `llm_model` is empty. | Set it in Settings. |
| "LLM did not return usable JSON" | The model ignored the format. | Retry, or pick a stronger model. |
| "Article has too little text" | Under 200 characters — usually a stub. | Check the boundaries in review. |
### Privacy
Ingestion, OCR and storage are entirely local to the container. Podcast mode is
the exception: **the article's text is sent to whatever LLM `llm_url` points
at.** If that is a hosted API rather than a model on your own network, the
article leaves your machine. Narration uses your local TTS stack and sends
nothing outward.
### Accessibility and mobile
Sentence and word highlighting both respect `prefers-reduced-motion` (no
smooth-scroll animation when it is set; the highlight itself is a colour
change, not motion). Driving mode gives two large, high-contrast controls
(skip, play/pause) with nothing else to interact with, for use without
looking at the screen — it does not, and should not, replace watching the
road. Word-level highlighting can be switched off in the reading controls if
it is more distracting than helpful; sentence highlighting keeps working
either way. Keyboard navigation of the contents tree and review screen is
not yet built.
### Offline
Ingested magazines are stored server-side, so any device on the network sees the
same library and reading progress. Playback needs the server; there is no
offline cache yet.