How to Play 3gp,Mp4,MVI, etc.. type video / audio on your computer

Technical reasons :


Generally, to play back video files ( like 3gp Mp4 avi etc.. ) you need software called " Codec packs ". codec packs which helps you to play all major audio and video formats.

What a codec is?

Codec (encoder/Decoder or Compressor / Decompressor) software  that compresses and decompresses audio and video data streams.

A codec can consist of two components. an encoder and a decoder. The encoder performs the compression function [ call " Encoding " ] and the decoder performs the decompression function it [ call " decoding "] . Some codecs include  these two components and some codecs only include one of them.

Download Codec packs : K lite codec pack  Xp codeck pack 

Codec Examples : 

SPEECH CODECS

Speech is a Subset of Audio : Audio codecs cover all sound whether spoken words or music. However, in order to create the most compressed digital data, speech codecs look for sound patterns commonly heard in a spoken language.

Name         Purpose

A-Law        PCM telephony in Europe

µ-Law        PCM telephony in U.S.
DV Audio     MiniDV audio
GSM 6.10     GSM cellphone
G.711        A/V conferencing (ITU)
G.722        A/V conferencing (ITU)
G.723.1      VoIP, A/V conferencing (ITU)
G.728        A/V conferencing (ITU)
G.729        A/V conferencing (ITU)
AMR-NB       GSM, 3GPP (ETSI narrowband)
AMR-WB       GSM, 3GPP (ETSI wideband)
ACELP.net    General speech (VoiceAge)
ACELP.wide   High quality (VoiceAge)

SOUNDTRACK CODECS

Name            Origin

MP2             MPEG-2

Dolby Digital   Dolby Labs
DTS             DTS, Inc.

MUSIC CODECS

Name            Origin

MP3             MPEG

AAC             MPEG
AAC Protected   MPEG with DRM
WMA             Windows
WMA Protected   Windows with DRM
WMA Lossless    Windows high quality
RA, RAM         RealNetworks
AIFF            Macintosh
AU              Sun
ACELP.live      VoiceAge
Ogg Vorbis      Open source high quality
FLAC            Open source high quality
Apple Lossless  High quality
DSD             High quality (SACD)
DVD-Audio       High quality

VIDEOCONFERENCING CODECS

Name            Origin

H.261           ITU

H.263           ITU

MOVIE CODECS

Name            Origin

MPEG-1          Video CD

MPEG-2          DVD
MPEG-4          DivX, etc)
H.264           Enhanced MPEG-4
FLV             Flash video
VC-1            SMPTE
AVI             Windows
WMV             Windows
RM, RV          RealNetworks
Indeo           Intel
Cinepak         SuperMac Technologies
Sorenson        Sorenson Media

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