Color Image Scrambling Technique Based on Transposition of Pixels between RGB Channels Using Knight’s Moving Rules and Digital Chaotic Map

Figure 3

Method of determining 𝑅_𝑥, 𝑃_𝑦,𝑧, and 𝑛 values: (a) extraction of 𝑅_𝑥 and 𝑃_𝑦,𝑧 values and (b) establishing the number of steps for each rule.

(a)

(b)