// 每次渲染都重新获取,防止重连后获取不到新创建的 video 元素 let video = cacheItem.element; let cWidth = canvas.width; let cHeight = canvas.height; if (document.contains(video)) { ctx.drawImage(video, 0, 0, cWidth, cHeight); }
// 每次渲染都重新获取,防止重连后获取不到新创建的 video 元素 let video = cacheItem.element; let cWidth = canvas.width; let cHeight = canvas.height; if (document.contains(video)) { ctx.drawImage(video, 0, 0, cWidth, cHeight); } canvas.style.backgroundImage = ''; cacheItem.usedAt =...
// 每次渲染都重新获取,防止重连后获取不到新创建的 video 元素 let video = cacheItem.element; let cWidth = canvas.width; let cHeight = canvas.height; if (document.contains(video)) { ctx.drawImage(video, 0, 0, cWidth, cHeight); } canvas.style.backgroundImage = ''; cacheItem.usedAt =...