Someone

invalid new backstep 798
[mpeg4 @ 0xb7d6df88]rc buffer underflow
[mpeg4 @ 0xb7d6df88]rc buffer underflow
[mp3 @ 0xb7d6df88]incorrect frame size
invalid new backstep 1203
[mpeg4 @ 0xb7d6df88]rc buffer underflow
[mpeg4 @ 0xb7d6df88]rc buffer underflow
[mpeg4 @ 0xb7d6df88]rc buffer underflow2kB time=2.1 bitrate= 877.6kbits/s    
[mp3 @ 0xb7d6df88]incorrect frame size
invalid new backstep 817
[mpeg4 @ 0xb7d6df88]rc buffer underflow
[mpeg4 @ 0xb7d6df88]rc buffer underflow
[mp3 @ 0xb7d6df88]incorrect frame size
invalid new backstep 1195
Marker bit missing before time_increment_resolution
[mpeg4 @ 0xb7d6df88]time_base.den==0
[mpeg4 @ 0xb7d6df88]header damaged
Error while decoding stream #0.0
Floating point exception (core dumped)
livingtm@acer:/home/share/medialib/mythtv$ ffmpeg -i 1011_20070515080000.nuv -f mp4 -vcodec mpeg4 -maxrate 1000 -b 700 -qmin 3 -qmax 5 -bufsize 4096 -g 300 -acodec aac -ab 192 -s 320x240 -aspect 4:3 timstest.mov