Archive for the 'audio' Category

Java Scripting Talk – Code, Notes, and Audio

Friday, November 10th, 2006

Last night (9 Nov 2006) at the St. Louis Java User Group, I gave a talk on “Scripting Your Java Application”. As I mentioned, there were no slides, but rather a handout, the text of which is pasted below. You can download the […]

“Looping” an audio file with Sox, Lame and mkfifo

Sunday, April 30th, 2006

Today I needed a very long (3 hour) MP3 audio file to use for an experiment; a test file with some music on it. My first thought was to start a MP3 audio recorder, turn on the radio, and leave for 3 hours.
But impatience is among the three great virtues of a programmer, so […]

Make a DVD with ffmpeg

Friday, March 31st, 2006

For a project we have going at Oasis Digital, we have explored various libraries for creating video DVDs from computer-generated content until program/script control. There are quite a few ways to do this; one that is appealing for a command-line junkie is the combination of ffmpeg, dvdauthor, and mkisofs. It took considerable research […]

Slider Control for Touch-Screen Applications

Tuesday, March 14th, 2006

At Oasis Digital we are working on an application that will run on a touch-screen computer, and which will be used to (among other things) control an audio amplification system. There are some design considerations for touch-screen applications which are rather stark once you use the touch-screen for a few minutes:

A finger is rather […]