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

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Ubuntu PC application [on hold]

I'm going to develop ubuntu PC application (I've got a motherboard with a connected touch screen and a developer's pc without one). I want to use cordova framework to develop, but I've got some ...
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0answers
13 views

Ubuntu Touch: Why a template HML5 project received AppArmor errors

It's a template HTML5 project generated by ubuntu-sdk, and it works good while compiling Qt Projects on Phones but received AppArmor Error on HTML projects(even if I've added all available groups to ...
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0answers
27 views

Ubuntu 15.04 either hangs or lags

I have lenovo z50-70 Memory:3.8gb Processor: intel i5-4200u 16ghz X 4 Graphics:intel haswell mobile I am trying to learn android programming through the udacity course, however after watching one or ...
2
votes
1answer
86 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 ...
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0answers
29 views

Video and sound keep cutting out in Chromium - Ubuntu 15.04

Without fail, after one or two plays, YouTube videos will stop working. Videos will continue to load, but will not play. This also effects Google Play Music, which leads me to believe this is an issue ...
0
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0answers
174 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, ...
0
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0answers
36 views

How do I play flash or HLS-files on Ubuntu Phone

I'd like to watch streaming video from Svt (Swedish television). http://www.svtplay.se/ They only support streaming video in two formats: Flash and HLS (m3u8). I suppose flash isn't supported, but ...
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vote
0answers
144 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.
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0answers
44 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
66 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
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0answers
19 views

Ubuntu HTML5 app swipe bottom edge

I'm trying to build a HTML5 app for Ubuntu, which should be compatible both for desktop and mobile devices. After reading the docs, it is recommended to use the various swipe movements to reveal ...
0
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0answers
43 views

Ubuntu touch HTML5 performance

I made a simple cordova bootstrap HTML5 app and deployed it on a bq phone. When I open the top right page navigation menu it appears that the slide animation is very slow. The animation is rendered in ...
0
votes
1answer
744 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
73 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
44 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 ...
0
votes
0answers
102 views

What are the relevant factors for full screen html5 video performance (Google Chrome beta)

I'm looking for the best performance of html5 video, running in Google Chrome Beta (open for other browser suggestions, but this seems to give the best performance now). I'm running this on Ubuntu ...
0
votes
0answers
49 views

iframes in HTML5 APP

I am trying to make an HTML5 App, but it seems that there is an big issue. I can't use iframes in it. Neither with an homepage like google, nor with an locally hosted html file. The iframe is placed ...
0
votes
0answers
33 views

How to configure my LAMP server to POST form data to database

I have installed LAMP server on Ubuntu. I've got apache configured and running just fine. I think my problem is somewhere in the configuration of PHP or SQL.... as I have very little experience in ...
1
vote
0answers
67 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 ...
0
votes
0answers
54 views

Different (html5) video performance with different desktop environments

I'm trying to create a digital signage player with Ubuntu 14.04 on a Gigabyte Brix (2955U). For this purpose I'm just showing images and html5 video in a fullscreen browser. My current choice for this ...
1
vote
1answer
38 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
50 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 ...
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0answers
35 views

html select tag in a pyqt5 oxide app

In a pyqt5 app with an HTML GUI, the "select" tag doesn't work, the control is show correctly, but when I click on it, it doesn't do anything. I'm getting this message from python: "Content ...
1
vote
1answer
5k 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
443 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? ...
2
votes
0answers
745 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 ...
0
votes
0answers
191 views

No sound in Flash in Google Chrome 38

I just installed Ubuntu 14.10 and Google Chrome 38, but I don't hear any sound when I try to play Flash media. Sound works okay when I view HTML5 media such as YouTube videos, and also when I view ...
0
votes
0answers
44 views

Get ARGB data from html5 canvas

I have a html5 canvas element and I'm trying to get an array of ARGB data (32bit packed data, for use with x11/xorg/xlib). My code and jsfiddle attempt is at bottom. I don't know how to do this ...
0
votes
1answer
1k 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
205 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 ...
1
vote
2answers
528 views

Videos freeze in fullscreen mode in Chrome and Firefox

When I maximize a flash OR HTML5 video, e.g. on youtube, the picture freezes but the video continues to play. I can still hear the sound and even see the mouse cursor switching from normal cursor to ...
0
votes
2answers
115 views

Qt Creator - auto code generation

I have Ubuntu-Sdk IDE and I am doing HTML5 Programming in Qt Creator IDE, it is working absolutely fine, but when i click on Ctrl + Space, Auto Code is not generating, Please let me know what can i do ...
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0answers
22 views

Phonegap plugin development

I'm developing Ubuntu WEB application using Phonegap. From http://docs.phonegap.com/en/2.7.0/guide_plugin-development_index.md.html I can see there is no explanation about plugin development in Ubuntu ...
1
vote
1answer
456 views

Building HTML cordova app and running directly on physical device

I've just finished to create simple HTML/Cordova application on Ubuntu. It works fine on the desktop. I just want now to build it, copy to real UBUNTU device and run it (Not from SDK). Which files ...
0
votes
1answer
483 views

Communication between JS and C++ process on Ubuntu platform [closed]

We develop board on Ubuntu platform using Ubuntu SDK which contains 2 parts - 2 differrent processes: 1. GUI 2. Business Logic - implemented as C++ process There should be a bidirectional ...
0
votes
0answers
89 views

Use ubuntu-html5-app-launcher, canvas.addEventListener(“mousedown” … Triggered when up the mouse button

I use ubuntu-html5-app-launcher My code: ... ... canvas.removeEventListener("mousedown", newGame, false); canvas.addEventListener("mousedown", onCanvasDown, false); ...
7
votes
2answers
573 views

Can I run bash commands from an Ubuntu HTML5 App?

I want to convert some bash scripts into GUI apps using the Ubuntu SDK to create an HTML5 app. Is this possible? Are there any tutorials besides the 'Meanings' one that demonstrate this?
0
votes
1answer
38 views

Why ubuntu SDK do not Highlight HTM code?

I just sterted with the ubuntu SDK, but, hell, the Highlight not even works! How can I make the Highlight to work like it should do, in the settings, the mimetype handler use a simple text file style ...
3
votes
4answers
8k views

Firefox html5 video support

How can I get Firefox to fully support html5 video? The YouTube HTML5 Video Player says that H.264 and Media Source Extensions are not supported. Is there any way I can enable all of these?
2
votes
0answers
360 views

html5 audio won't play 14.04

I have been unable to hear anything in any html5 player, and it started today. My sound card works fine, and it even says that Youtube or some other HTML5 player is playing audio, but I cannot hear ...
1
vote
0answers
71 views

Pack Ubuntu HTML5 click application for desktop

I would like to pack an Ubuntu HTML5 click application for the Ubuntu Software Center. The application is a game that uses Apache Cordova. It is already published in the click store, I would like to ...
-1
votes
2answers
208 views

Problem with plate intel integrated video and html5, the videos look with yellow dots rain [closed]

I tell them that I have a laptop hp 550 with ubuntu 12.04 I have the following problem. I see youtube videos of popcorn and a shower of yellow dots. I guess the problem must be between my motherboard ...
1
vote
1answer
74 views

Ubuntu SDK: Error with First App

I am just starting to develop with the ubuntu sdk. I created a default html5 project, and I havent changed anything. This is the error: Starting ubuntu-html5-app-launcher ...
1
vote
2answers
5k views

How to get rid of youtube html5 player from firefox

I have tried youtube html5 player by opting it in from here But i dont find html5 youtube player as good as flash player. So i opted out from same link despite of opt-out youtube was showing videos ...
1
vote
0answers
83 views

HTML5 app not running in Ubuntu SDK

Today I tried to run just test program in Ubuntu SDK. I create a new project and just pressed run button. But it is showing error. And emulator is also not opening. But when I try to open with QML it ...
1
vote
1answer
100 views

Ubuntu Touch date picker HTML5

I'm working on an app for ubuntu touch in html5 but Im wondering what components I should use for a date or time picker. I've asked it a couple of times on IRC but never got an answer greetz ...
2
votes
4answers
396 views

Tab View HTML 5 App

I am trying to understand the basics of the Ubuntu HTML5 UI. I have used the following sample Code from developer.ubuntu.com <body> <div data-role="mainview"> <header ...
1
vote
1answer
598 views

Get/emulate touch event in Cordova app

I have a HTML5 app, wich I want to port to Ubuntu as a Cordova app with Ubuntu SDK. It use touch events on a canvas and works fine in any browser, but no with Cordova. I bind the events like this: ...
0
votes
2answers
519 views

How to call Qt or local function from Ubuntu HTML5 App?

I have create a HTML5 App from Ubuntu SDK. It contains a index.html and js directory. Next I add "X" label on the html file like this: <head> ... <style type="text/css"> ...
0
votes
1answer
158 views

ubuntu sdk html5 applicaitons miss some basic effcts of normal html in web browsers!

I download and install the newest ubuntu sdk (1.097~sdkppa~saucy1~test9) in Ubuntu 13.10. I just create a native app with Ubuntu HTML5 APIs, but find that it miss some basic effects/behaviors of ...