行业视频管理服务 IVM-空间热度图base64转RGB:操作解析
操作解析
将得到的热度值0~255平均划分成22等分(范围),每个范围对应一种ARGB颜色,得到彩色热度图图片。
热度值和颜色对应关系如下:
热度值 |
ARGB颜色 |
---|---|
0~11 |
(0, 0, 0, 0) |
12~23 |
(255, 0, 0, 255) |
24~34 |
(255, 0, 51, 255) |
35~46 |
(255, 0, 102, 255) |
47~57 |
(255, 0, 153, 255) |
58~69 |
(255, 0, 204, 255) |
70~81 |
(255, 0, 255, 255) |
82~92 |
(255, 0, 255, 204) |
93~104 |
(255, 0, 255, 153) |
105~115 |
(255, 0, 255, 102) |
116~127 |
(255, 0, 255, 51) |
128~139 |
(255, 0, 255, 0) |
140~150 |
(255, 51, 255, 0) |
151~162 |
(255, 102, 255, 0) |
163~173 |
(255, 153, 255, 0) |
174~185 |
(255, 204, 255, 0) |
186~197 |
(255, 255, 255, 0) |
198~208 |
(255, 255, 204, 0) |
209~220 |
(255, 255, 153, 0) |
221~231 |
(255, 255, 102, 0) |
232~243 |
(255, 255, 51, 0) |
244~255 |
(255, 255, 0, 0) |