Hello. While testing xvidcore-0.9.{1,2} i got SIGFPE while decoding the very first frame in some avi file. This frame is 8 byte long: { 00, 00, 01, B6, 50, 00, 33, 7F }. Problem in src/bitstream/bitstream.c:BitstreamReadHeaders(), line 547 and 556, time_increment_resolution may be == 0. Thank you for your product! Oleg.