Index of Codecs

 

VIDEO CODECS

Web Codecs

• Sorenson Video - high-quality WWW video
• RealVideo - primary video codec for RealNetworks format
• Windows Media Video - primary video codec for Windows Media
• H261 - low-quality videoconferencing
• H263 (also known as I263) - medium-quality videoconferencing
• MPEG-4 - high-quality WWW video
• VP3 - high-quality variable bit rate video
• Photo-JPEG - photographic images

CD-ROM/DVD-ROM/Kiosk/Presentation Codecs

• Cinepak - medium-quality CD-ROM video, works on older computers
• Sorenson Video - high-quality CD-ROM video; requires fast computer
• Indeo 3 - medium-quality CD-ROM video, works on older computers
• Indeo Video Interactive (4, 5) - high-quality CD-ROM video; requires fast computer
• MPEG-1 - high-quality CD-ROM video; requires special hardware or fast computer
• MPEG-2 - high-quality DVD-ROM video; requires special hardware

AUDIO CODECS

• MP3 (MPEG layer III audio) - high-quality WWW music
• QDesign Music Codec - high-quality WWW music at low datarates
• RealAudio - several inter-related codecs for WWW audio
• Windows Media Audio - high-quality WWW music
• IMA - 4:1 compression (usually CD-ROM)
• Qualcomm PureVoice - speech at 14.4 modem datarates
• G.723 - standards-based speech for video conferencing