Practice # 13. File Types. TRACK CD.
(track). In a
CD or DVD
, a track is a consecutive set sectors on the disk containing a data block. A session can contain one or more tracks from the same or different types. There are different types of audio
pistas.Las tracks are those that contain sound data, and can be played directly from an audio system.
SOURCE:
http://www.alegsa.com.ar/Dic/pista% 20of% 20cd.php MP3 MPEG-1 Audio Layer 3, better known as MP3 is a format
digital audio compressed loss developed by the Moving Picture Experts Group
(MPEG) to form part of version 1 (and subsequently extended version 2) of the MPEG video format. The MP3 standard is 44 KHz and a
bitrate of 128 kbps the quality / size. His name is an acronym for MPEG-1
Audio Layer 3 and the term should not be confused with the MP3 player
SOURCE:
http://es.wikipedia.org/wiki/MP3 WMA Windows Media Audio or WMA format
is a lossy audio compression , but recently has developed
lossless compression, is owned by Microsoft
.
competes with MP3
, old and well below technically, and
Ogg - Vorbis
, premium and free, using as a business strategy including support in Windows Media Player player
, including its popular Windows operating system
.
While supporting this format has been expanded from Windows Media Player
and is now available in several applications and portable, the
MP3 format is still the most popular and therefore more widespread. Unlike
MP3 , this format has an infrastructure to protect the
Copyright and thus make it harder to "illegal" music.
This format is especially related to
Windows Media Video (WMV) and
Advanced Streaming Format (ASF).
SOURCE:
http://es.wikipedia.org/wiki/Wma WAV WAV Waveform audio format is the format for storing sound in files developed jointly by Microsoft and IBM.
Support for WAV files was built into Windows 95 which made him de facto standard for sound files on PCs
WAV sound files end with the extension. Wav and can be played with almost all Windows applications that support sound.
More information on Wikipedia
WAV
SOURCE:
http://www.masadelante.com/faq-wav.htm VIDEO
The video (or video in Spain), refers to the collection, processing, transmission and reconstruction by means a sequence of electronic images and sounds that represent scenes in motion.
Etymologically the word video comes from the Latin verb
videre, meaning "I see."
Video technology was first developed for television systems
, but has been reinforced in many formats to allow video recording of the consumer and the video can also be viewed via the Internet.
In some countries, also named a picture and sound recording on magnetic tape or laser disk
(DVD
), but with the emergence of the latter that term is generally identified with previous recordings on magnetic tape , VHS
type. Initially
video signal consists of a number of lines grouped in several boxes and these at once divided into two camps carry the information light and color of the image. The number of lines, boxes and how to carry color information depends on the particular television standard. The amplitude of the video signal is 1 Vpp being part of the signal carrying the information from the image above singronismos 0V and those below the level of 0V. The upside can be up to 0.7 V for white level, black corresponds to 0V and the sync pulses are coming to -0.3 V. Today there are many different standards, especially in the IT field.
SOURCE:
http://es.wikipedia.org/wiki/Video MPEG Motion Pictures Expert Group. Experts Group Moving Image. Graphic format of video storage. Used as the JPEG lossy compression ratios achieved very high.
SOURCE:
http://helmutsy.homestead.com/files/computacion/DiccionarioTI.htm AVI (English
: Audio Video Interleave, 'audio and video interleaved')
? is a file format container of audio and video
released by Microsoft in 1992
.
SOURCE:
http://es.wikipedia.org/wiki/AVI WMV WMV (Windows Media Video). Extension of the video files of the Microsoft Windows Media.
SOURCE:
http://alextecnico-sm.blogspot.com/2007/12/conceptos-bsicos-dispositivos.html ANIMATED GIF gif type in which different images are presented sequentially. Greater possibilities of communication allows the publisher and usually has a greater impact on visitors.
SOURCE:
http://www.abcdelinternet.com/abc1.htm