P1: IML/FFX P2: IML/FFX QC: IML/FFX T1: IML
Video ̇Compression ̇OLE WL040/Bidgolio-Vol I WL040-Sample.cls September 14, 2003 18:10 Char Count= 0
538 VIDEOCOMPRESSION(a)(b)Figure 1: (a) Images of frames numbered 1231–1233 from the NASA budget FY 2001 movie “The Emotion of Space”
showing scene change at frame 1232 and motion sequence from frames 1232 to 1233. (b) Graph showing data rate
and sample size by frame centered at time code 0:01:22:00 (frame 1231) for H.263 compression of the above movie
at 15 fps and average data rate 293 and 14 kbps, respectively.