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Questions tagged [html5]

HTML5 is a language for structuring and presenting content for the World Wide Web, a core technology of the Internet.

7
votes
1answer
860 views

Strange “ghost images” / transparency effect in full-screen videos

A strange problem manifested on my machine recently, and I'm really at a loss when trying to resolve it, as I don't even know how to google this. I was watching Netflix full-screen one fine day, on ...
1
vote
2answers
702 views

Opera - your browser does not currently recognize any of the video formats available

I'm using opera browser version 56.0.3051.43 on Ubuntu 16.04 with I3wm and I get your browser does not currently recognize any of the video formats available when trying to play some videos on ...
0
votes
1answer
229 views

Youtube “video zoomed in” bug, both in Chrome & Firefox, incognito mode or not. It works fine in other Linux & Windows though

So, I have this bug in Youtube when viewing videos (HTML5), the "video window" contains a zoomed-in version of the video, so the bottom and right part of the video don't show, they are so to speak "...
0
votes
0answers
135 views

Firefox HTML5 Videos just playing after reload page

I have a clean Ubuntu installation with Firefox 61.0.1 and want to open a simple html file like this <html> <body> <h1>mp4 test</h1> <video width="320" height="240" ...
0
votes
0answers
70 views

Notepad++ not launching HTML files in web browser [duplicate]

I have installed Notepad++ first time in Ubuntu, I am trying to launch an HTML file in browser, but it shows shell error
4
votes
1answer
8k views

Playing Videos in Firefox

I use Ubuntu 18.04 and Firefox 60.0 (linux beginner!) I just installed the flash player, but the only videos that are displayed in my browser are the ones on youtube. facebook and any other streaming-...
0
votes
0answers
816 views

Ubuntu, Youtube doesn't work in Firefox 57

I have one computer with Linux Mint and Firefox 57. I have two computers with Ubuntu Mate and Firefox 57. In Mint I can watch YouTube videos in Firefox. In Ubuntu I can not watch YouTube videos in ...
0
votes
1answer
1k views

Problems playing .mp4 files in Firefox on Ubuntu 17.10

Currently .mp4 files do not stream properly in Firefox. Can I check to see what file types are supported on my Ubuntu machine?
1
vote
1answer
414 views

Enabling server side includes (SSI) in Ubuntu 16.04 is not working

I have an html page with SSI and I was trying for enabling SSI in my apache (V 2.4.18) running on Ubuntu 16.04. As per the offical documentation, I tried editing /etc/apache2/apache2.conf and now ...
1
vote
1answer
2k views

Why do my HTML5 sites on Firefox not work? [closed]

I was previously using Ubuntu 16.04 LTE but upgraded to 17.10. Firefox also upgrade but I lost the HTML5 function on two (and possibly more) websites. Dailymotion, Twitch and Facebook videos now do ...
3
votes
0answers
4k views

Playing Amazon Prime Videos in Chromium

I installed widevine plugin by copying its .so files ( libwidevinecdmadapter.so, libwidevinecdm.so ) to /usr/lib/chromium-browser in my Ubuntu 16.04. I see widevine in chrome://components/ as well. I ...
2
votes
1answer
4k views

Fireofx 57.0a1 64-bit - YouTube HTML5 Video Player

Youtube HTML5 is not working anymore after I upgraded to Firefox Nightly 57.0a1. Anyone got it to work? On the same machine (Ubuntu 16.04) I have Chromium browser, where all the Youtube HTML5 options ...
1
vote
0answers
327 views

How to keep applications from preventing automatic power management

System: Ubuntu 16.04, Unity Main question: How do I prevent an application from preventing automatic suspend? Particular issue: Youtube videos playing in Firefox will prevent automatic suspend of ...
2
votes
0answers
44 views

How to verify which player is being used?

Is it possible to verify which player (HTML5 or Flash) is being used to render a video in Chrome/ium even if no information providing context menu is available?
-1
votes
2answers
87 views

Command not found integrated terminal of Ubuntu

VS code Version 1.7.2 Commit 7ba55c5860b152d999dda59393ca3ebeb1b5c85f Date 2016-11-21T22:14:18.217Z Shell 1.3.8 Renderer 52.0.2743.82 Node 6.5.0 I'm working on Visual Code with WebWorks mobile ...
0
votes
1answer
35 views

Ubuntu SDK HTML5 App scan dir

I am making a small HTML5 app because I didn't get into QML yet (and can reuse some foreign code) and I am trying to load a bunch of files from a directory, possibly outside the app dir, but e.g. in ~/...
2
votes
0answers
127 views

Html canvas and X Window Id

I am creating html5 application, and running it using ubuntu-html5-app-container. The page contains a canvas element. Is there any possibility to get X window id for the canvas element? As the one ...
1
vote
1answer
523 views

HTML5 for Firefox 46.0.1 Ubuntu 12.04.5 Lts

I am a new user (ie. please be detailed). I have this version of Firefox : 46.0.1 installed and recently learned how to install Flash Player with great difficulty. Now I realize I cannot watch via ...
2
votes
0answers
47 views

UbuntuUI Html5 api optionselector - how to get and set selected Index? [closed]

I'm trying to use the optionselector in an html5-app. But it seems impossible to get the selected option (index or whatever). I also want to set the index as predefined choice. Here is my html: <...
3
votes
0answers
2k views

Youtube HTML5 videos playing very slow with distorted sound - Ubuntu 16.04

I have to restart the computer to fix it but the problem keeps returning. I have used firefox and Gnome browser and the problem persists on both. What could be causing this? PC specs: Intel core i5 ...
0
votes
1answer
84 views

firefox / html5 video /wifi

Got the strangest experience. Firefox on Ubuntu (14.04) does not play html5 video (eg YouTube) it plays a few frames and then stops. When I disable my wifi adapter (button or software disable does ...
0
votes
1answer
735 views

How to get h.264 to work in 14.04?

I never had any problems with h.264 playback on Ubuntu 14.04 until recently. I am using Opera Developer as default browser (yep, I know) and there´s known bug for not playing h.264 videos. But other ...
2
votes
0answers
57 views

Ubuntu phone - how to store data when writing HTML5 app - preferred way

I started creating a simple organizing app for myself, and hit a brick fairly quickly. Wanted to have an XML list of things that would be read and updated by a HTML form. Now I came through ...
1
vote
1answer
619 views

Ubuntu SDK Error 'could not find or load the Qt platform plugin “xcb”.'

I am trying to write my first ubuntu app using the Ubuntu SDK but keep running into an error. This error turns up both with QML and HTML5 apps. I am trying this just on the template for both project ...
1
vote
1answer
792 views

how to install and run bootstrap on bluefish?

in windows we simply paste the three folders css, js , fonts in the webmatrix . i am using bluefish IDE , what's the procedure to download and run bootstrap in bluefish ??
1
vote
1answer
404 views

Problem with AngularJS and jQuery libraries in Ubuntu SDK - HTML 5 App

I'm trying to explore the "Ubuntu SDK" and just to test I made a "HTML 5 App". The app need to use angular library (such as: angular.min.js), jQuery library, and angular module for routing (angular-...
1
vote
0answers
833 views

HTML5 - Firefox

I just can't get HTML 5 working with Ubuntu. I've followed another guide stating to install the package below, but this was unsuccessful in making my video work. I'm running Ubuntu 14.04.4 LTS, with ...
1
vote
1answer
348 views

How do I see examples on the ubuntu-sdk?

The Ubuntu developer website says: For a presentation of Ubuntu HTML5 widgets, check out the HTML5 Gallery App (installed by the ubuntu-html5-ui-toolkit-examples package). You can launch the ...
0
votes
1answer
1k views

Opera Prefers Flash over HTML5 on Youtube

System: Xubuntu 14.04.3 Browser: Opera 33.0.1990.43 I installed Flash using this way. I'm okay with Flash. However, whenever I open up a Youtube video, HTML5 player is blocked by Flash. Then it does ...
3
votes
5answers
2k views

yt won't work after the ubuntu upgrade

So I upgraded to the beautiful Ubuntu 15.10 Wily Werewolf and the only probem I found is that YT videos doesn't work anymore and it changes the new video interface with the old one to work somehow. ...
3
votes
0answers
213 views

Cursor won't hide in full screen youtube video [closed]

I'm using ubuntu 15.04 and when i enter full screen on youtube video my cursor won't hide, it's annoying af. Any solution?
0
votes
1answer
253 views

How to access local music files/directory with HTML5 Ubuntu App?

I'm building an Ubuntu app in HTML5, using the Ubuntu SDK. From what I can tell, I should be using contentHub to access music files in /home/Music/, however I can't make heads or tails of the API. (...
1
vote
0answers
144 views

Kernel panic after using html5 video in chrome

I'm using chrome to watch Netflix on Ubuntu Gnome 15.04. It lets me watch video for a while (30 sec up to 20 min.) and than it hungs up the system permanently. The same problem occurs while watching ...
0
votes
1answer
9k views

No sound with HTML5 video player under firefox or chromium with Ubuntu Gnome 15.04

under firefox, if I set youtube to use the html5 video player or if i try to watch something on vimeo, I can't hear anything, but I can hear the sound of the video if I use the flash video player on ...
3
votes
1answer
2k views

Chromium: Bad HTML5/Flash Video Performance

Ok, so here I have 2 issues: 1 - Apparent vertical sync problem Here's a screenshot of the problem See that line? it looks like the next frame of the video, as if it's out of sync. You can notice ...
2
votes
0answers
3k views

What's the state of hardware accelerated HTML5 video on Ubuntu?

Flash hardware acceleration never really worked in Linux due to various APIs (VDPAU, VA API, and what not), buggy drivers, and end-of support from Adobe for Flash on Linux. Recently several sites, ...
3
votes
0answers
2k views

firefox vaapi acceleration

How can I enable html5 hw acceleration in firefox 38 ? (running on ubuntu 15.04) with vaapi via gstreamer1.0-vaapi (installed). I have intel hd 4600.
1
vote
0answers
117 views

Custom “widgets” in html5 app for Ubuntu Phone

I've reviewed the documentation here and that helps to get started, but leaves me with a question of how to make a reusable custom html widget. For example, if I have a list item which contains a ...
2
votes
1answer
359 views

Howto prevent screen idle/dimming in an Ubuntu Phone html5 app

I am developing an Ubuntu Phone html 5 application and I want to prevent the screen from dimming and locking the phone if there are no user interaction in the screen. (The application is showing an ...
0
votes
1answer
3k views

Netflix using native html5 in chrome--why no HD? [closed]

So I'm using chrome to watch netflix now finally native without wine, and I can't seem to watch anything in HD. My chrome://gpu looks good, everything plays fine in netflix in SD but nothing in HD. ...
2
votes
0answers
153 views

Ubuntu Touch HTML5 How to create a fixed header?

How can one create a fixed header when creating a Ubuntu Touch Application with the HTML5 SDK? The api documentation does not offer any help and I could not find any HTML5 examples that were using a ...
1
vote
0answers
79 views

Ubuntu touch HTML 5 how to create complex headers?

I am trying to build a small html5 app for Ubuntu touch. In general it is rather difficult to handle the html5 code. The design guide gives a lot of suggestions how to build an app, but neither the ...
1
vote
0answers
149 views

Using both tabs and pagestack navigation in HTML5 app for Ubuntu Phone

I've started to develop an html5 app and I need to combine tab navigation with pagestack. In practice I have a main view that present a tab navigation. Tabs content are list of items and I want to ...
1
vote
1answer
48 views

api for new and stable versions of Ubuntu

I am trying to build an automatic Ubuntu widget for my website, that displays the latest version and the next to be released version and the to be LTS versions. Right now at every new Ubuntu release ...
0
votes
1answer
169 views

Debugging a pyqt5 Oxide(html) App

Based on this: Debugging HTML5 With Ubuntu SDK For a PC pyqt5 qtwebkit app I can use the web inspector with chromium following theese steps: First run in a terminal: export ...
2
votes
1answer
14k views

Netflix on chromium [duplicate]

After reading an article about Ubuntu's netflix support I decided to try running netflix through chromium but I got this error code: M7063-1913 I assumed that it was a problem with html5 but in the ...
0
votes
2answers
725 views

YouTube annotations not working on Firefox 33.0 (Kubuntu 14.10)

After updating my Kubuntu to 14.10, I can not see the video annotations on YouTube videos. I tried to turn off Flash Player, but the annotations does not work neither in the HTML5 player. Any ideas? ...
3
votes
1answer
1k views

Fullscreen Video Tearing on Ubuntu 14.10 (Haswell Graphics)

Over the past few weeks, I have noticed that I've had video tearing issues in Google Chrome on YouTube (and such other sites) with the video tearing when I put it on fullscreen. It might be an issue ...
1
vote
1answer
5k views

Chrome HTML5 Video Out of Sync With Audio

I tried searching but I couldn't find this one specifically. When using the latest Chromium (version 37.0.2062.120 Ubuntu 14.04 (281580)) HTML5 video with audio will be out of sync. Usually, the ...
3
votes
1answer
360 views

Error while deploying HTML5 app with Ubuntu SDK

I got this error message while deploying a HTML5 app with UbuntuSDK. Can anyone help me? :-1: warning: desktop_Exec (vp99): found unexpected Exec with architecture 'all': ./qtc_device_debughelper.py ...