Increase your income using e-mail marketing


blanketmail.com keyword stats



Most current MSN search phrases:

wwe gams Bratz Dress Up Games
bratz dress up games for free All Free Bratz Game Play
www.raceing games.com Free Bratz Games
dress up gams raceing games
Bratz Dress up Games Online free MOST FUN GAMS
fun gams Play Free Online Starwars Games
raceing games.com fun and gams
free porno kids kids gams.com
FUN GAMS raceing games to play
Play porno games free online car gams
Car Gams Free Online Dragonballz Games
Free Bratz Game Play Online mutiplayer games
english to spanish dictonary Spanish to English Dictonary
www.Addicting gams.com free typing gams
www.free online games.raceing game Bratz Games Online
porno for kids www.daily free gams.com
porno kids spanish dictonary
raceing game.com most fun gams
Play More Gams Bratz Games Play Online
www raceing games.com gams for girls

All About DVD Part 1: DVD Format

Types of DVD and history of developmentIt'sfuture. There are heaps of features there
been a long time since DVD became common inthat most people have no idea about.First of
our everyday life. However, most people don'tall, DVD-Video is interactive - any place on
seem to know what it is exactly. Answers tothe disk is instantly accessible and it is
questions like "what sort of arcane symbolspossible to have more than one ending for the
are printed on disk boxes", "how come DVD ismovie. And parents can limit viewing of
different from CD if they look so similar",naughty parts of movies for their children.
"what kinds of DVDs are there" and manyApart from that disks can have additional
others still remain mystery for many users.bonus materials, such as interviews,
And instead of making conscious choice theypromotion trailers, slides, text info and
just buy randomly without any knowledge ofeven videogames. In addition to all this
what exactly they are getting.We will examineDVD-Video is capable to have multi angle view
DVD in details, along with its history andoption, when camera angle can be changed
different types available on the market.during playback. However, this feature mostly
DVD-Video will get most attention as it isused in porno movies and live concert
the most common type of DVDs.What is DVD?records.Video data on DVD-Video disks is
Initially DVD standard was designed for videocompressed by using MPEG-2 compression. This
storage only. Thus its acronym was decryptedcompression algorithm allows shrinking video
as Digital Video Disk. Later, when DVDstream approximately ten times, without loss
started to become popular for storage of allof picture quality. As a result, each disk is
types of data, another meaning for DVDable to hold up to 4 hours of video with
acronym was introduced - Digital Versatile720x576 resolution at 24 frames per second
Disk, which is still used nowadays.Generally,(PAL) or 720x480 at 30 frames per second
DVD is the next generation of CD. First of(NTSC). The streaming speed is usually
all, DVD differs from CD by its significantlybetween 3 and 10 MBit per second.Video can be
larger capacity. While CD disk can onlyrecorded in different screen ratios. For
contain between 650 and 800 megabytes, DVD isexample, it can have ratio of 4:3, which is a
able to hold anywhere between 1 and 17standard television ratio, or widescreen -
gigabytes, depending on disk type. This16:9. Widescreen image have two types:
storage increase is achieved by reducingLetterbox and anamorphic. In the first case
laser wavelength. But DVD capacity wouldimage is simply cropped at the top and at the
never reach more than 4.7 gigabytes if itbottom to achieve desired format. In
wasn't possible to make DVD disksanamorphic mode the image is initially
double-layered or double-sided.One side ofrecorded in stretched form and then shrinked
double-layered disk can contain two layers ofto the desired size. This method is much more
data. To avoid interlapping, outer layer iseffective as whole frame is used for useful
made semi-transparent. During reading, laserdata, while in Letterbox large part of the
collects data from bottom layer first, andframe is used to store black pixels only. As
then switches to the second layer. Thisa result, anamorphic mode has better details
allows doubling the capacity, up to 9GB. Itand sharper picture.Audio data can be stored
is easy to recognize double-layered disks -in various formats: LPCM, Dolby Pro Logic,
they have silver shade of working surface,Dolby Digital, Dolby Digital EX and DTS.LPCM
while single-layered disk appears gold. Most(linear pulse code modulation) is
video releases are printed on double-layereduncompressed stereo or mono soundtrack. It is
disks.Apart from that, both sides of DVD canusually used in musical video clips and
be used to store data. The possibility ofmovies where sound clarity is important. Same
making double-sided disks arise from the factformat is used for generic Audio CDDolby Pro
that the protective layer for DVD is onlyLogic is special type of soundtrack that can
half of that for CD, that is, 0.6mm insteadbe split into 4 channels for surround sound.
of 1.2mm. So, in order to keep compatibilityNowadays this format is uncommon.Dolby
with older format, single-sided DVD disksDigital (AC-3) is fully digital sound
have additional plastic added to them tocompression format; it can be split into up
achieve 1.2mm thickness. Of course, it is notto 6 independent channels. Unlike Dolby Pro
a problem to put additional layer instead ofLogic, each channel is recorded on separate
0.6mm of plain plastic. This wasn't possiblephysical track.Dolby Digital EX is more
with CDs as they are thick enough already.DVDadvanced version of Dolby Digital. Supports
- the history of conflictIn 1997 severalup to 8 independent channels.DTS (Digital
large manufacturers of electronic equipmentTheater System) is another digital audio
established organization called DVD-Forumcompression format, introduced by Steven
(earlier known as DVD Consortium) in order toSpielberg as an alternative to Dolby Digital.
develop single standard for new generation ofDTS provides more quality than Dolby Digital
disks, as CD technology was becoming less anddue to lower compression. That, of course,
less sufficient.Despite many debates and lotsleads to bigger size of the soundtrack
of technologies claiming to be the best, theitself, which occupy more disk space. It also
final decision was made and DVD (with eightrequires special receiver to be decoded.
types of it) standard was established. It wasBecause of these reasons DTS disks usually
soon followed by DVD-Video standard.However,does not have any bonus materials but have
when it came to standards for recordable andLPCM soundtrack. This soundtrack is included
rewritable disks, several large companiesto allow users without special receiver to
started to push their own formats DVD+R andlisten to the sound (stereo only, though).
DVD+RW. These companies founded their ownBecause of all these DTS disks are much less
coalition called DVD+RW Alliance. The mostcommon compared to Dolby Digital. Usually DTS
interesting part was the fact that differentdisks with improved video quality (and
branches of formats were not compatible withwithout bonus materials) are called SuperBit.
each other.Apart from that, Panasonic alsoBoth DTS and Dolby Digital (EX) are also used
contributed to the mess by developing DVD-RAMin cinemas.Some of the largest drawbacks of
standard. This standard was faster and moreDVD-Video are its various copy protection
reliable, but it was compatible only withmeasures, which were added because of the
DVD-RAM devices.The ones who suffered thepressure from film companies. At first these
most from this mess were common users, asmeasures provided lots of nuisance for users,
they were forced to make a difficult choicebut eventually every DVD protection was
of preferred technology.For that reason manyhacked. This process was also assisted by
people didn't rush for DVD and kept theirequipment manufacturers who simply didn't
data on good old CD-Rs and CD-RWs.The war ofsupport most annoying protection measures.One
standards was ended by Sony, which made DVDof the most annoying of such measures was
drive capable of reading both DVD-RW and"Regional Protection" . The world was divided
DVD+RW. This device instantly became popularinto 8 zones, and each DVD player was
even in spite of its double price comparedsupposed to have information about its zone.
with single-standard drives. Sony soon wasThe same was made for DVDs, and thus DVDs
followed by other manufacturers and thefrom one zone could only be played on players
ability to read both types of disks soonfrom the same zone. User was allowed to
became a standard for any DVD drives. Thischange zone for the player few times only,
was the beginning of the DVD era for PCand the last of selected zones was locked in
users.Unfortunately, there also were lots ofthe player forever.This trick was invented in
disagreements during development of singleorder to be able to assign different price in
standard for digital audio, DVD-Audio. Twoeach region, depending on income level.
technologies compete for the title of AudioBesides, movie might be released in different
CD heir: a partially compatible with Audio CDtimes in different countries. For example, in
technology from Philips and Sony, and aAfrica the movie might just hit cinemas and
standalone Toshiba's standard. Toshiba won,in USA it might already be available on DVD.
but Philips and Sony didn't give up andSo regional protection was supposed to stop
released their own format without DVD-Forumpeople from buying DVDs in USA and selling
support. This format was called Super Audiothem in Africa.Unfortunately, this protection
CD (SACD). At the moment both formats are notdidn't bring anything but troubles. Many
selling particularly well and are not knowntravelers were not able to play disk
in some countries at all.Types of DVDLet'spurchased overseas. Buying disks over the
move to DVD itself. DVD is the most commoninternet or from EBay also became a problem.
format nowadays. At the moment DVD comes in 8Apart from that, some movies were released in
flavors: DVD-1, DVD-2, DVD-3, DVD-4, DVD-5,certain countries only.Many manufacturers
DVD-9, DVD-10 and DVD-18. The difference isconsidered these implications and started to
in the capacity, which is denoted by theprovide means of switching off regional
number in the name (value is rounded).Theprotection for their devices. Chinese
most common formats are DVD-5 and DVD-9.manufacturers basically abandon this
These are single- and double layered singleprotection at all.But uncontrolled
sided disks, respectively. DVD-5 holds 4.7 GBdistribution of DVDs wasn't the only thing
of data and DVD-9 is able to contain up tothat movie makers were against. Illegal
8.5 GB. These disks are used for mostcopying was much bigger problem for them,
software and video releases.DVD-10 is doubleespecially given the fact that digital
sided single layered disk (9.4 GB) and DVD-18information can be copied endlessly without
is double sided double layered disk (17GB).any loss of quality. To prevent that from
This two types of DVD are much less common.happening, manufacturers included special CSS
All four formats mentioned above have same(content scrambling system) technology in
diameter of the disk - 12cm. Another type ofDVD-Video standard. CSS basically encrypt all
disk to mention here is DVD-14, which isdisks content and the key for decryption is
double sided disk with one side single- andavailable only for DVD-Player or special
the other one double-layered. This type ofviewing program. Simply copying the disk will
disk holds 12.32GB of data.DVD-1, DVD-2,make the copy completely useless.But
DVD-3 and DVD-4 are miniDVD. Their diametermanufacturers forgot to include support for
is 8cm but otherwise they are completelyUnix system and playback was available only
compatible with standard drives. As withfor Windows and MacOS. This issue was solved
full-size disks there are single sided singleby Jon Johansen, who wrote DeCSS program for
layered disk (DVD-1, 1.36 GB), single sidedUnix that easily bypassed CSS protection.
double layered disk (DVD-2, 2.48 GB), doubleDevelopers of CSS were enraged with that and
sided single layered (DVD-3, 2.72 GB) andsued Jon. They wanted to stop DeCSS from
double sided double layered disk (DVD-4, 4.95spreading and put Jon in prison, however,
GB). All these disks, except DVD-1, are quitethis case sparked lots of support movements
uncommon.Types of DVD dataEach DVD disk isaround the world. Activists even printed
able to hold various types of data. DVD canDeCSS code on t-shirts. Finally, Jon was
be used to watch movies (DVD-Video), storedeclared not guilty and his program laid a
software (DVD-Data) and to listen to thefoundation for many DVD copy utilities all
music (DVD-Audio).DVD-Data DVD-DATA is usedover the world.In general, DVD format was
to store computer data on DVD. Basically itsuccessful and, despite some issues with
is the same CD-ROM, but with much biggerregional protection, has spread all over the
capacity, and it is used the same way asworld and almost replaced VHS
CD-ROM is. However DVD-DATA is moretapes.SummaryDVD is not a new format anymore
convenient as a storage medium due to itsand there are actually new formats already
large capacity. Most modern programs doesn'tthat aim to replace it. Someone could ask why
fit on single CD, for example, computer gamesdoes he or she needs to be familiar with DVD
and Linux packages often need more than 10if there is something new coming? The answer
CDs. In case with DVD one or two disks areto this lies in the fact that DVD provides
usually more than enough. At the momentfoundation for most new technologies, for
software is usually released on both CD andexample HD-DVD or Blue Ray. And if someone
DVD, as not everyone has DVD drive yet. Butbecame familiar with underlying principles
it is clear that CD versions soon willonce, it won't be a problem to switch to
disappear.DVD-VideoCurrently this is the mostsomething new later.Artem Chlegov is a editor
common type of DVD data, the one that DVD wasand writer for - a DVD software review
initially designed for. Compared with VHSwebsite.
tapes DVD-Video is a giant leap into the



1 A B C D 56 57 58 59 60 61 62 63 64 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108