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Updated Frequently Asked Questions (markdown)

Jonas Jenwald 2017-11-17 08:56:22 +01:00
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Frequently-Asked-Questions.md

@ -23,7 +23,7 @@ You can modify the `DEFAULT_URL` variable in the `web/viewer.js` file or you can
The viewer can be started without any PDF loaded by setting the `DEFAULT_URL` variable to empty string or via using `?file=` parameter without any location specified. Use `PDFViewerApplication.open(file)` to load PDF later.
You can use raw binary data to open a PDF document: use Uint8Array instead of URL in `PDFViewerApplication.open` call or the `DEFAULT_URL` variable value. If you have base64 encoded data, please [decode](https://developer.mozilla.org/en-US/docs/Web/API/WindowBase64/Base64_encoding_and_decoding) it first -- not all browsers have `atob` or data URI scheme support. (The base64 conversion operation uses more memory, so we recommend to deliver raw PDF data as typed array in first place.)
You can use raw binary data to open a PDF document: use Uint8Array instead of URL in `PDFViewerApplication.open` call or the `DEFAULT_URL` variable value. If you have base64 encoded data, please [decode](https://developer.mozilla.org/en-US/docs/Web/API/WindowBase64/Base64_encoding_and_decoding) it first -- not all browsers have `atob` or data URI scheme support. (The base64 conversion operation uses more memory, so we recommend delivering raw PDF data as typed array in first place.)
<a name="faq-xhr"></a>
## Can I load a PDF from another server (cross domain request)?
@ -93,7 +93,7 @@ The Firefox extension is not supported and marked as disabled for Firefox versio
<a name="faq-contrib"></a>
## I know JavaScript and want to contribute to the project. How do I start?
First, you need to prepare your [fork](https://help.github.com/articlenetworks/fork-a-repo) and setup the development environment. Don't forget to read the [[Contributing]] page. Second, make yourself familiar with the [PDF format and PDF.js internals](Additional-Learning-Resources). Third, if you don't already have a certain issue you want to fix, choose one from the [open issues labeled 5-good-beginner-bug](https://github.com/mozilla/pdf.js/issues?direction=desc&labels=5-good-beginner-bug&page=1&sort=created&state=open). Last, submit a [pull request](https://help.github.com/articles/using-pull-requests) for the review. _During any part of the process we recommend to communicate with the PDF.js team on #pdfjs IRC channel at irc.mozilla.org if you have questions or need to find a reviewer._
First, you need to prepare your [fork](https://help.github.com/articlenetworks/fork-a-repo) and setup the development environment. Don't forget to read the [[Contributing]] page. Second, make yourself familiar with the [PDF format and PDF.js internals](Additional-Learning-Resources). Third, if you don't already have a certain issue you want to fix, choose one from the [open issues labeled 5-good-beginner-bug](https://github.com/mozilla/pdf.js/issues?direction=desc&labels=5-good-beginner-bug&page=1&sort=created&state=open). Last, submit a [pull request](https://help.github.com/articles/using-pull-requests) for the review. _During any part of the process we recommend communicating with the PDF.js team on #pdfjs IRC channel at irc.mozilla.org if you have questions or need to find a reviewer._
<a name="faq-annotations"></a>
## Is it possible to add annotations to a PDF?