Autodesk 64006-051108-9001 User Guide - Page 268

260 Glossary IP (Internet Protocol) - commonly used protocol for transferring data over the Internet. Most networks combine IP with a higher-level protocol called Transport Control Protocol (TCP). Streaming servers use either Microsoft Media Server (MMS), Real-Time Protocol (RTP) or RealTime Streaming Protocol (RTSP). ISDN - moderate speed connection to the Internet. Theoretical throughput is either approximately 8 KBytes/sec or 16 KBytes/sec depending on configuration. ISO (International Organization for Standardization) - A network of national standards institutes from countries working in partnership with international organizations, governments, industry, business and consumer representatives. ISP (Internet Service Provider) - company that provides Internet related services, often including connectivity, e-mail accounts and Web hosting. Increasingly, ISPs are starting to offer video hosting. JPEG - graphic format developed by the Joint Photographic Experts Group. JPEG is a lossy bitmapped image format that is widely used for online graphics. JPEG works well for photographic images. (PNG works better for flat color illustrations.) Keyframe - In the context of this manual: spatially compressed frame that contains the complete video image and is the basis for the following delta frames. See also Intraframe. EventStream event that requests a keyframe to be inserted at a specific time during a QuickTime or Real 10 movie. kHz (kiloHertz) - audio frequency unit measured in thousands of cycles per second. kilobit (kb) - 1000 bits. The term kbits/sec (with a lowercase "k" and "b") is short for kilobits per second, a unit of data rate measurement frequently used in reference to audio data rates and telecommunications.