CHAPTER 1
Encoding Video
The “art” of encoding video for HTML5 is, in many respects, a “black art.” There are no standards other than file format and everything else from data rate to audio is left to your best judgment. The decisions you make in creating the MPEG4, WebM, and Ogg files are therefore “subjective” not “objective.” Before you can play the video and audio content in HTML5 you need to clearly understand how these files are created and the decisions you will need to make to ensure smooth playback. This process starts with a rather jarring revelation: video is not video. The extensions used to identify video and audio files are more ...
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