I'm using Zencoder on a new project, and I've been deeply impressed at both the ease of getting started, and the quality of the tech support. Their API builder

I'm using Zencoder on a new project, and I've been deeply impressed at both the ease of getting started, and the quality of the tech support. Their API builder lets me fill out a form, and it automatically displays the HTTP headers and the necesary JSON. There's a certain value to simplicity.