October 2004
Intermediate to advanced
352 pages
13h 46m
English
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Compression
It's not a coincidence that the words compression and compromise look a lot alike. Compression is all about compromising. You should ask yourself a series of questions. The answers will help determine your compression rate. Of course, waiting for terabyte discs to come out is a fine way to avoid the compromise, but in the meantime, consider these questions.
- How much space do you have?
Are you building a DVD-5, -9, -10, or -18 project? If you have space, use it! You also need to remember to account for any DVD-ROM content that might be associated with the project.
- How long is your video/audio content?
A 20-minute corporate video can use a hefty 8Mbps constant bit rate encoding with no problem. If you're encoding a feature-length film, you need to combine this question with the first one. A DVD-9 (like many commercial DVDs) easily can hold 100 minutes of high-quality video. A DVD-5 (for those of us on home-movie projects) will have to go with a lower-quality encoding.
- What's in the video?
Is it a talking-head video or a sports game? Here the variable bit rate encoding can do wonders. You can have an average of 4Mbps, while peaking at 7Mbps for the action sequences.
The two-pass VBR encoding that's available turns out some nice MPEG-2 files. On any big project, you should spend the time it takes to make the second pass.
- What's in the audio?
Is it a single speaker in a lecture hall or is it an orchestral score with laser blasts and angst-ridden cries of lifelong commitment? You ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.