Unverified50% confidenceFactExact time
Browser extensions can capture screen streams via the chrome.tabCapture or getDisplayMedia API.
1
Sources
50%
Confidence
Long-term
Relevance
9/21/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedChrome 扩展录屏功能主要依赖 chrome.tabCapture、chrome.desktopCapture 和 navigator.mediaDevices.getUserMedia，捕获的媒体流通过 MediaRecorder API 编码生成 MP4 或 WebM 视频79% similarUnverifiedThe Chrome extension's chrome.tabs.captureVisibleTab() API can only capture the visible portion within the viewport and cannot directly generate a long image.72% similarUnverifiedCodex's built-in in-app browser is suitable for local development servers, public page previews, and visual bug verification, while the Chrome extension targets scenarios requiring real browser state.71% similarUnverifiedThe Chrome extension format ties ScreenCursor to the browser environment, requiring no additional installation package, but is limited to in-tab operations and cannot record desktop software or cross-application workflows.71% similarUnverifiedStarting from version 92, the Chrome browser supports capturing the audio stream of a specific tab separately via the getDisplayMedia() method.68% similar
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