11.5 VISUALIZATION OF RELATIONS 11.5.1 TREE VISUALIZATION 口root FFmpeg o level 2 O level 3 others avcqdec ibavormat FFserver 八A Figure 11.5. File hierarchy of the FFmpeg software distribution visualized using a rooted tree.11.5 VISUALIZATION OF RELATIONS 11.5.1 TREE VISUALIZATION Figure 11.5. File hierarchy of the FFmpeg software distribution visualized using a rooted tree