canvas动画如何生成视频？
网友回复
将Canvas动画生成为视频有几种方法。以下是一些常用的方法：
使用MediaRecorder API（仅适用于现代浏览器）:const canvas = document.querySelector('canvas');
const stream = canvas.captureStream(30); // 30 FPS
const recordedChunks = [];
const mediaRecorder = new MediaRecorder(stream, {mimeType: 'video/webm'});
mediaRecorder.ondataavailable = (e) => {
if (e.data.size > 0) {
recordedChunks.push(e.data);
}
};
mediaRecorder.onstop = () => {
const blob = new Blob(recordedChunks, {type: 'video/webm'});
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.href = ...点击查看剩余70%
by 钱端世界
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