An Improved Fast Mode Decision Method for H.264/AVC Intracoding

Figure 2

(a) The 5×5 block horizontal homogeneous pixels and their corresponding symmetry axes. (b) The 5×5 block vertical homogeneous pixels and their corresponding symmetry axes. (c) The 5×5 block diagonal-right homogeneous pixels and their corresponding symmetry axes. (d) The 5×5 block diagonal-left homogeneous pixels and their corresponding symmetry axes.

(a)

(b)

(c)

(d)