Tag: video

On Responsive Images — An Interview With Dr. Stanley Dards

Wanting to serve different size images to different size screens is nothing new but at last the web has a practical solution for responsive images and art direction. Thanks to a lot of hard work by a lot of people, the Responsive Images Community Group has achieved the goal of seeing its API becoming a valuable building … Continue reading On Responsive Images — An Interview With Dr. Stanley Dards →

My Two Favourite (underused) HTML5 Media Features

Both of these are stable, simple and useful, yet they don’t seem to be used much in the wild (yet). Maybe it’s just lack of awareness so here are a couple of demos to hopefully generate a bit of interest. Page Visibility API In first place it has to be the Page Visibility API. Supported in all … Continue reading My Two Favourite (underused) HTML5 Media Features →

How to Convert Videos to WebM With FFmpeg/AVConv

After lots of trial and error each time I convert a video to WebM, I finally got around to posting this so I don’t forget next time. In a nutshell, here’s the conversion command that works for me: avconv -i myvideo.mp4 -acodec libvorbis -aq 5 -ac 2 -qmax 25 -threads 2 myvideo.webm What is this … Continue reading How to Convert Videos to WebM With FFmpeg/AVConv →

How to Create a DVD-Compatible Video in PiTiVi

I wanted to edit one of my geeky songs in PiTiVi and burn it to DVD. After searching around and trying a few things it seemed to work, so for reference, here’s how I did it. Important: Save the PiTiVi project before you start, as I’ve found it to be prone to crashing. Once the video and audio are ready, … Continue reading How to Create a DVD-Compatible Video in PiTiVi →

Song: Just a Phone?

I don’t get all this fuss about just another phone. Maybe if I sing a song it’ll help me understand… https://www.youtube.com/embed/LNTSR1oOzqw Video URL (with captions): www.youtube.com/watch?v=LNTSR1oOzqw Downloads For your downloading pleasure, here are the video and audio–only files. Video (WebM): Just-a-phone.webm (14 MB) Audio (Ogg): Just-a-phone.ogg (1 MB) License is Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported. If you need … Continue reading Song: Just a Phone? →

How to create Ogg videos in Linux (with GUI)

Following up on my previous post about converting videos to Ogg Theora, there’s also an easy way for those who like a GUI. Although it’s possible to use VLC for Ogg encoding, I had problems with the audio and video being out of sync. Fortunately I found another way – enter OggConvert. Written in Python by Tristan Brindle, … Continue reading How to create Ogg videos in Linux (with GUI) →

How to create Ogg videos in Linux

Ogg Theora is the codec most supported by modern HTML5-capable browsers, so how can you convert your videos to it? Pretty easily, it seems. There’s a cross-platform command-line application called ffmpeg2theora which does a good job of converting videos to Ogg Theora. Usage couldn’t be simpler: ffmpeg2theora input.mpeg If the audio is out of sync with the video, … Continue reading How to create Ogg videos in Linux →

Song: HTML5 it is a-changin’

Off sick with a cold, what better way to recover than by singing a song? A performance, requested by Futomi Hatano, of the tune by Bob Dylan with lyrics by Jeff Allen, suggested by Molly Holzschlag and inspired by Shelley Powers.Details and lyrics: http://www.molly.com/2010/01/05/bob-dylan-meets-html5 https://www.youtube.com/watch?v=V2s8AU8PkBU Video URL (with captions): http://www.youtube.com/watch?v=V2s8AU8PkBU Downloads For your downloading pleasure, … Continue reading Song: HTML5 it is a-changin’ →