Sphere Animation File Format
Chad Austin
5.9.99



---- 64 byte header ----
byte signature[4];          // must be ".san"
word version;               // must be 1
word width;
word height;
word num_frames;
word delay;                 // measured in 1/60th seconds, must be at least 1
word compression;
byte reserved[48];
---- end header ----


---- begin data ----
The rest of the file consists of the frames of the animation.
Each frame is width * height * 4 bytes and each pixel within
the frame is RGBA.
---- end data ----