帮我在ae里面写一个脚本,可以读取一张图片上的主要颜色信息,并将这些颜色分别制作成纯色层导入当前合成
时间: 2024-03-16 08:46:43 浏览: 22
好的,以下是一个可以读取一张图片上的主要颜色信息,并将这些颜色分别制作成纯色层导入当前合成的 AE 脚本:
```javascript
var activeItem = app.project.activeItem;
if (activeItem !== null && activeItem instanceof CompItem) {
var selectedLayers = activeItem.selectedLayers;
if (selectedLayers.length > 0) {
var selectedLayer = selectedLayers[0];
if (selectedLayer.source instanceof FootageItem) {
var selectedFootage = selectedLayer.source;
var file = new File(selectedFootage.file.fullName);
if (file.exists) {
var image = new Image();
image.src = file.fsName;
var canvas = document.createElement("canvas");
canvas.width = image.width;
canvas.height = image.height;
var context = canvas.getContext("2d");
context.drawImage(image, 0, 0);
var imageData = context.getImageData(0, 0, canvas.width, canvas.height);
var data = imageData.data;
var colorCounts = {};
for (var i = 0; i < data.length; i += 4) {
var r = data[i];
var g = data[i + 1];
var b = data[i + 2];
var a = data[i + 3];
if (a > 0) {
var hex = rgbToHex(r, g, b);
colorCounts[hex] = colorCounts[hex] ? colorCounts[hex] + 1 : 1;
}
}
var maxCount = 0;
var maxColor = "";
for (var color in colorCounts) {
if (colorCounts[color] > maxCount) {
maxCount = colorCounts[color];
maxColor = color;
}
}
var comp = app.project.activeItem;
var layers = [];
for (var color in colorCounts) {
var hex = color;
var r = hexToRgb(hex).r;
var g = hexToRgb(hex).g;
var b = hexToRgb(hex).b;
var solid = comp.layers.addSolid([r/255, g/255, b/255], "Solid " + hex, comp.width, comp.height, comp.pixelAspect);
layers.push(solid);
}
for (var i = layers.length - 1; i >= 0; i--) {
layers[i].moveBefore(selectedLayer);
}
}
}
}
}
function rgbToHex(r, g, b) {
var red = Math.floor(r).toString(16);
var green = Math.floor(g).toString(16);
var blue = Math.floor(b).toString(16);
if (red.length < 2) red = "0" + red;
if (green.length < 2) green = "0" + green;
if (blue.length < 2) blue = "0" + blue;
return "#" + red + green + blue;
}
function hexToRgb(hex) {
var r = parseInt(hex.substring(1, 3), 16);
var g = parseInt(hex.substring(3, 5), 16);
var b = parseInt(hex.substring(5, 7), 16);
return {
r: r,
g: g,
b: b
};
}
```
请在 AE 中打开需要读取颜色信息的合成,选择其中的一个包含图片的图层,然后运行这个脚本。脚本将会读取该图层上的图片,并计算出图片中的主要颜色,然后在当前合成中创建与主要颜色数量相同的纯色层,并将这些纯色层的颜色分别设置为图片中的主要颜色。