Display frame information:
ffmpeg -fflags +genpts -i dvd_copy.mpg -an -sn -vf showinfo -f null - 2>&1 | egrep 'i:(P|T|B)'
Trace: • helper_scripts • asus_p5q_turbo • nvidia_shield • x264_quality • aspect_ratio • asus_cm1831 • framecount • downloads • x264_info • frameinfo