EXFO EXpert IPTV Test Tools (FTB-1 / 2 Pro) - Manual (Page 52)

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The following examples illustrate the impact of the coding bitrate on video quality. Both
images show the same frame from a video sequence encoded with MPEG-2 at a resolution of
720x480, at 30 frames per second. In Figure 2-5 the sequence was encoded at a bitrate of
5000 Kbps (610KB/s).
Figure 2 -5
Still frame from
MPEG-2 video
sequence encoded at
5000Kbps
Figure 2-6.
Still frame from
MPEG-2 video
sequence encoded
at 1127Kbps