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20
votes
4answers
11k views

Is there a HTML5 Validator plugin for Firefox?

Is there a plugin for firefox to validate HTML 5? I've always used this but if my webpage has a <!DOCTYPE HTML> doctype it complains about it not having a doctype at all. I specifically would ...
15
votes
3answers
7k views

How can I disable HTML5 content in popular browsers like Firefox and Chrome?

The bad thing about Flash video was that it required a third-party plugin to play the content. The good thing was I could select which content to play; using the click-to-play feature in Firefox and ...
12
votes
6answers
5k views

Get Firefox to ignore HTML 5 autocomplete tag setting?

With HTML 5 there is a new attribute called autocomplete. If it's set to autocomplete=off, then the browser does not store the password. How can I override this setting, short of modifying the ...
11
votes
4answers
9k views

How can I configure desktop notification display time in Google Chrome?

Recently Gmail introduced an HTML5-based desktop notification feature for Google Chrome users (see this). It's very useful, however, the notifications disappear too quickly (in about 5 seconds) and I ...
9
votes
2answers
4k views

HTML5 live broadcasting

Adobe Flash uses Adobe Flash Player, RTMP protocol, Flash Media Server and Flash Media Live Encoder to make live broadcasting possible.. What protocol and software corresponds to HTML video/audio ? ...
8
votes
3answers
23k views

Clear HTML5 local storage on a specific page

Is it possible to clear HTML5 local storage on a specific web page? I was editing a Javascript demo on http://jsfiddle.net, and I re-arranged the windows in such a way that one of them became ...
8
votes
1answer
3k views

How can I prevent Chrome from preloading HTML5 audio and video contents?

I like HTML5 and its features a lot. But the one thing irritates me is that I can't control the actual downloading of contents. Every time I see an HTML5 audio file, say, in a RSS feed, Chrome will ...
8
votes
1answer
14k views

Enable HTML5 tags on Eclipse

I really love Eclipse (PDT)... But i'm developing sites using HTML5 and CSS3 and it mark the HTML5 tags like <nav>, <section> and <article> as invalid tags (inexistent). How can I ...
7
votes
1answer
2k views

What bunch of ffmpeg scripts do I need to get HTML5-compatible “Video for everybody”?

What list of commands should I do in ffmpeg/mencoder/some_other_CLI_app to get a video in all the right formats to use Video for Everybody? i.e. Is there a subtlety that prevents there being a ...
7
votes
2answers
2k views

Change from html5 media players to VLC

Since HTML5 doesn't have an official video file format yet and fullscreen support isn't in all browsers, I've been wondering if Chrome, Safari, or Firefox can be instructed to have their HTML5 video ...
6
votes
2answers
6k views

Using FFmpeg to locate moov atom

I have a library of videos, all of which should have been adjusted for web-streaming by putting the moov atom ahead of the rest of the video. This allows playback to begin before the client has ...
6
votes
1answer
16k views

Live streaming with html5 - plus how does Youtube do it?

So I have a Wii U now and tested Youtube Live streaming... and it worked flawlessly. Wow, I thought, I have to find out what kind of codec, container format, protocol, etc is used, but I kinda failed ...
5
votes
1answer
5k views

Is It Possible to Spread Virus Through Online Embedded Video?

I am curious about whether it's possible to embed virus in online video ( in the swf and/or flash format)? Or is it possible to put a virus inside the html5 <video/> tag?
5
votes
3answers
2k views

Does Firefox 3.6 support HTML 5?

Does Firefox 3.6 support HTML 5? If not, when is that support suppose to be added?
5
votes
2answers
306 views

Chrome HTML5 notifications displaying white font on white background

When filling an input with the wrong type or pattern and hitting "submit", Chrome displays notifications as shown below: The thing is, I'm using a theme with a dark background on my system, so the ...
5
votes
2answers
4k views

How does precise GeoLocation in HTML5 work?

This is quite a long winded question, you can just skip to the last sentence if you don't care about the background info. I just tested out HTML5 geolocation using Firefox 3.5+, and it managed to ...
4
votes
1answer
17k views

How to disable HTML5 video on YouTube with Firefox?

I'm running Firefox (12.0 beta), and whenever a video is available in HTML5, it will open in that. I have opted-out of the HTML5 preview (I saw a post suggesting to opt-in then opt-out again, which I ...
4
votes
1answer
3k views

Disable firefox fullscreen warning with html5 stuff?

Whenever I go fullscreen in html5 things it puts a message at the top saying you're now in fullscreen, the problem is that this message totally stops you being able to do anything else until it ...
4
votes
2answers
4k views

(Solved) I can't play MP3 files directly on Firefox?

I have a laptop with Windows 7 Home Premium installed, which I had to reinstall recently due to hard drive problems. Before that I had no problems using the native Firefox MP3 player to play audio ...
4
votes
2answers
4k views

Firefox plugin to disable / block WebM video

I'm accustomed to using the FlashBlock plugin to disable those annoying advertisements that play automatically, but I'm unaware of any available plugin that accomplishes the same thing with WebM ...
4
votes
0answers
1k views

Why do some YouTube videos play with HTML5 [closed]

Why do some videos play in HTML5 instead of flash even though I'm out of the HTML5 trial? I'm watching this video, just in case it matters: http://www.youtube.com/watch?v=SQkcu_qUF7U Does this video ...
3
votes
2answers
72 views

HTML 5 video and web browsers

Is there any video format that is supported by all 4 major browser, IE, Chrome, Firefox, and Opera? The current selection is Ogg, H.264, and something called VP8 I believe?
3
votes
1answer
514 views

How HTML5 video is played in a web browser?

I'm curious how a web browser (say Google Chrome) plays a HTML5 video. Is it the same as how images are displayed? The image is first downloaded/cached into the file system so that subsequent request ...
3
votes
2answers
771 views

Pound: configure to handle WebSocket

Is it possible to configure pound to handle WebSocket requests? If not, what are best alternatives for a reverse proxy? I'd like to use pound or a equivalent light-weight reverse proxy.
3
votes
1answer
754 views

How do I make h.264 work on YouTube on Firefox on Windows 7 64 bit?

Various news articles state that Firefox supports h.264 on Windows since version 20. As of this writing the version is 24, yet Firefox still can't play most YouTube videos. I did the HTML5 opt-in and ...
3
votes
2answers
1k views

No sound in HTML5 video

I'm embedding an ogg video in a webpage using the html5 video tag, but it plays without sound. The code I'm using is <video width="320" height="240" controls="controls"> <source ...
3
votes
2answers
864 views

Can I enable H.264 video in Chrome on the Mac?

I left Chrome for a while because I was annoyed about Google taking away H.264 support. I won't go into my reasons why, but I'm considering using Chrome more as my default browser again. The problem ...
3
votes
1answer
471 views

WebGL Not working in FF4b7 (with enabled_for_all_sites=true)

I was trying to load the cool Kataspace WebGL demo (more info) and I get the error message "Your browser doesn't support WebGL. Currently we recommend the latest Firefox 4 Beta for all platforms." I ...
2
votes
2answers
12k views

Command line to convert OGV to MP4 video files

I want to convert every [OGV|OGG] video file Ogg data, Skeleton v3.0 I have into MP4 or WebM. Can people please suggest a command line to do so, in order to keep the quality? Also do they need ...
2
votes
2answers
1k views

Which would have a lower bandwidth cost - HTML5 or FLV?

Recently YouTube and Vimeo added HTML5 players to their websites, with options to use them rather than the FLV video. I understand that HTML5 video is less CPU intensive, but what about bandwidth? ...
2
votes
1answer
2k views

HTML5 Video Only Plays Back at fast speed on Ubuntu/Linux

Every html5 video I try to play online plays at double/1.5x speed (very useful when trying to fastforward through a video, not great otherwise). I can slow it down to half speed (e.g. on YouTube ...
2
votes
2answers
2k views

How can I make my video streaming faster?

I wonder how could I insert a high-quality video in my webpage providing fast downloading for my users. I have a video which is around 80 MB large. It's two minutes long. I have it in M4V, OGG and ...
2
votes
1answer
2k views

How can I add HTML5 support to Vim without plugins?

I'm using OS X, but I don't think that matters. By default, both MacVim and [terminal] Vim handle auto-indentation of HTML 4.0 elements, but any HTML5 elements, such as <header> and ...
2
votes
1answer
752 views

Visual Studio 2010 and HTML5

I have a couple of questions regarding VS2010 and HTML5: Is there a way to have validation for HTML5 in Visual Studio 2010? How can I have the nice "block" to collapse and uncollapse on new the ...
2
votes
2answers
897 views

“This website is asking to store data on your computer for offline use”

Whenever I visit some websites using Firefox, I get the dialog below asking me to "store data on your computer for offline use". It is displayed if I am using Firefox but not if I am using Chrome. ...
2
votes
2answers
79 views

Long unknown process when closing browsers?

Over a period of months, I've noticed heavy use of the hard drive when I shut down browsers. The worst of the worst is MSIE, which can take 10 minutes or so before it stops. Given the amount of time ...
2
votes
0answers
11 views

HTML5 tag (main) not recognized in Eclipse Luna [duplicate]

I have the following HTML5 document: <!doctype html> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width; initial-scale=1.0;" /> ...
2
votes
0answers
39 views

Sublime Text HTML Block Comment Containing Comments

Is there a plugin to help with HTML commenting a block of code that may already contain other comments? <div class="wrapper"> <div class="container"></div> <!-- /.container ...
2
votes
1answer
282 views

How to check that firefox switches from integrated to dedicated graphic card in html5 or WebGL (when needed)?

This question is NOT: How to know if Firefox uses hardware acceleration? The question rather focuses on, when it does switch from CPU to HW acceleration, if it does so with my dedicated card or with ...
2
votes
0answers
530 views

Is there any possible way to automute ads on YouTube?

This is probably going to be very difficult because YouTube uses both a flash player and a HTML5 player, but is there any possible way to make sure that when ads are being played, the volume is muted, ...
2
votes
0answers
114 views

wget and <video> tag

I'm using wget to recursively download all pages from the website(includin all css, js and images) that works great except it does not follow <video> tag and do not download video files is ...
2
votes
0answers
315 views

Is there any way to force Safari to use a different UserAgent on a per site basis?

Background: I use Safari 5.1.3 on Lion 10.7.3 on my 13" MacBook Air. I don't have Flash installed and have no intention of installing it. I frequently visit the BBC News site, which has a lot of video ...
2
votes
0answers
159 views

Override Chrome's new fullscreen API

Is there a way to disable the fullscreen API for Chrome, so that Youtube HTML5 videos maximize to the size of the tab, not the screen? I've got a really large screen and having the video at half the ...
2
votes
1answer
416 views

how do browsers locate position? [duplicate]

Possible Duplicate: HTML5 Precise GeoLocation I'm not sure if this question should be asked here or not by here it goes: In html5 there is a function ...
1
vote
3answers
224 views

Why is Flash power-hungry? [closed]

Apple historically argued that Flash was power-hungry, which made it inappropriate for use on mobile devices. I always thought that was just bluster excusing Apple's exclusion of Flash support from ...
1
vote
3answers
3k views

Chrome HTML5 maximized video full tab not fullscreen

I'm using Google Chrome and a few weeks ago, when I watched a YouTube HTML5 video and pressed the fullscreen button, it maximized the video to the full browsing window ("fullscreen tab"). Then I was ...
1
vote
2answers
3k views

Detect HTML5 usage

Is it possible to check if a website uses HTML5 elements (and which ones)? For example I know Youtube uses the <video> element, but does it use some other elements as well? I've tried reading ...
1
vote
1answer
108 views

Are there any browser limits to the length of a line in HTML?

Do any browsers (Internet Explorer in particular) have bugs relating to the length of a line in HTML source code? Assuming the source code is being optimised for HTML parsers/renderers and not for ...
1
vote
3answers
1k views

DVD (vob file) to online video viewer?

I've been sent a DVD which needs to be put onto a website, but I honestly don't even know where to start. Do I simply convert the file using some software to MP4(?!) and then use something like ...
1
vote
2answers
3k views

html5 audio play doesn't work on firefox/chrome

I would like to play big mp3 file (30MB) with tag in my web site, but it doesn't seem like working on Firefox 8.0 and Chrome 16.0.912. It works well with Safari tho. Under Firefox and Chrome, small ...