部落格

Here is a quick update for everyone following this project. I am working on an prototype timeline, using the Gnome canvas, GTK, and Python. So far my "prototype first" methodology seems to be playing out nicely. It is allowing me to quickly test out various libraries, GUI techniques, and design patterns, ...

I never thought licensing free software would be so interesting. Before I start releasing more source code, I figured it was time to understand what the Free Software Foundation and GPL (General Public License) is all about. So here are my thoughts about licensing free software:

Why Even Bother?
To write software and not license ...

Since starting this journey, I have had the pleasure to meet many people inside the Linux video editing community. The PiTiVi project (lead by Edward Hervey) has contacted me about joining their project. PiTiVi is a Python, Gstreamer, and Gnonlin based non-linear video editing project.

I have also been in contact with many ...

I have completed my first real Python program, which is a video / audio file inspector (and player). Simply download the source code, and run the "Inspector.py" script to start the program.

Click here to download the source code.

Here is a screen shot of my program:


This program has accomplished 2 important ...

Ever wanted to export a frame of video to an image file (such as a PNG file)? Well, here's how to do it with gstreamer. These examples use the gstreamer command line syntax (gst-launch):

Export a DV file frame to a PNG file:
gst-launch filesrc location=/home/jonathan/capture003.dv ! dvdemux name=demux ! dvdec ! ...