Exfo EXpert IPTV Test Tools (FTB-1 / 2 Pro) Instrukcja Użytkownika Pobierz pdf (Strona 52)

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

1 2 ... 47 48 49 50 51 52 53 54 55 56 57 ... 81 82

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Exfo EXpert IPTV Test Tools (FTB-1 / 2 Pro) Instrukcja Użytkownika Strona 52