Tag Archives: DVD player software

Content Protection for Recordable Media (CPRM)

Jan 05th, 2010by dvdxplayer 4,692 views |1 Comments

CPRM is a mechanism that ties a recording to the media on which it is recorded. It is supported by some DVD recorders, but not by many DVD player softwares. Each blank recordable DVD has a unique 64-bit media ID etched in the BCA. When protected content is recorded onto the disc Read More »

What is DVD?

Jan 03rd, 2010by dvdxplayer 2,811 views |1 Comments

DVD is movies on a shiny disc, and much more. It’s an optical disc storage technology for video, audio, and computer data. DVD is essentially a bigger, faster CD that can hold high-quality digital video, better-than-CD audio, pictures, and any other sort of digital information. DVD encompasses home entertainment, computers, and business information with a single digital format. Read More »

What is DeCSS?

Jan 02nd, 2010by dvdxplayer 3,128 views |Comments Off

CSS (Content Scrambling System) is an encryption and authentication scheme intended to prevent DVD movies from being digitally copied. DeCSS refers to the general process of defeating CSS, as well as to DeCSS source code and programs. Read More »

Why do I have problems playing DVDs on my computer?

Jan 02nd, 2010by dvdxplayer 2,095 views |Comments Off

There are thousands of answers to this question, but here are some basic troubleshooting steps to help you track down problems such as jerky playback, pauses, error messages, and so on.

* Get updated software. Driver bugs are the biggest cause of playback problems, ranging from freezes to bogus error messages about regions. Read More »

Why is the audio level from my DVD player so low?

Jan 01st, 2010by dvdxplayer 2,623 views |Comments Off

Many people complain that the audio level from DVD players is too low. In truth the audio level is too high on everything else. Movie soundtracks are extremely dynamic, ranging from near silence to intense explosions. In order to support an increased dynamic range and hit peaks (near the 2V RMS limit) without distortion, the average sound volume must be lower. Read More »

Dolby Digital, Dolby Surround, Dolby Pro Logic, DTS stuff in plain English?

Jan 01st, 2010by dvdxplayer 4,912 views |1 Comments

Almost every DVD contains audio in the Dolby Digital (AC-3) format. DTS is an optional audio format that can be added to a disc in addition to Dolby Digital audio. Dolby Digital and DTS can store mono, stereo, and multichannel audio (usually 5.1 channels). Read More »

What’s a dual-layer disc? Will it work in all players?

Dec 30th, 2009by dvdxplayer 2,019 views |1 Comments

A dual-layer disc has two layers of data, one of them semi-transparent so that the laser can focus through it and read the second layer. Since both layers are read from the same side, a dual-layer disc can hold almost twice as much as a single-layer disc, typically 4 hours of video. Read More »

What’s the difference between first, second, and third generation DVD?

Dec 30th, 2009by dvdxplayer 1,680 views |Comments Off

There is no meaningful answer to this question, since you’ll get a different response from everyone you ask. The terms “2nd generation” and “3rd generation,” and so on refer both to DVD-Video players and to DVD-ROM drives. In general, they simply mean newer versions of DVD playback devices. The terms haven’t been used (yet) to refer to DVD products that can record, play video games, or so on. Read More »

What’s the Difference between Closed Captions and Subtitles?

Dec 16th, 2009by dvdxplayer 2,688 views |Comments Off

Closed Captions (CC) are a standardized method of encoding text into an NTSC television signal. The text can be displayed by a TV with a built-in decoder or by a separate decoder. All TVs larger than 13 inches sold in the US since 1993 have Closed Caption decoders. Closed Captions can be carried on DVD, videotape, broadcast TV, cable TV, and so on. Read More »

What is Macrovision?

Nov 26th, 2009by dvdxplayer 31,017 views |Comments Off

There are many measures to protect DVD from overcopying. Macrovision is one of them. Now let’s get more details no Macrovision.

Analog CPS (Macrovision)
Videotape (analog) copying is prevented with a Macrovision 7.0 or similar circuit in every player. Macrovision may show up as stripes of color, distortion, rolling, black & white picture, and dark/light cycling. Read More »