浏览器音频采样录制 Edge extension security report

可以录制电脑中的一切声音并检测bpm和调式 Browser Audio Sampler & Recorder is a comprehensive browser extension designed to provide seamless and powerful audio recording capabilities right inside your browser. Tailored for both casual users and audio professionals, this tool facilitates capturing sound effortlessly, whether it's from the current browser tab, your entire system, or screen audio. Leveraging modern web technologies and robust codecs, it ensures high-quality recordings with options for both lossless WAV and compressed MP3 file formats, giving users flexibility in balancing audio fidelity and file size. Once installed, the extension adds an intuitive popup interface accessible via the browser toolbar. This clean, responsive UI offers real-time audio analysis, displaying volume levels, recording duration, and operational status at a glance. Sampling audio from a specific tab takes just one click, making it ideal for capturing streaming media, voice calls, music, or any other in-browser sound. For more comprehensive needs, the system/screen audio recording mode enables recording of all sound output by your device, including audio from multiple applications beyond the browser environment. Audio data is carefully captured using efficient and reliable codecs. Users can select the preferred output format, whether they want lossless WAV files to preserve every nuance of sound or compressed MP3 files optimized for storage and sharing. The extension offers granular configuration options, such as bitrate selection for MP3 exports and customized file naming schemes using date and time templates. Filenames are automatically sanitized for easy file management and compatibility. During active recording sessions, the extension keeps you informed with live status updates: a "recording" indicator is shown, elapsed time continuously updates, and a dynamic meter graphically represents the incoming audio level to help maintain optimal recording quality. When you finish recording, exporting is straightforward—just click to save your audio file directly via the browser's download system, which lets you choose the exact location and filename on your device. All capture, processing, and exporting are conducted locally using advanced background and offscreen worker technologies built into Chrome and Edge browsers. This ensures reliable performance and full privacy as no data is transmitted externally at any point. Moreover, the extension maintains a history of recent recordings, allowing you to easily review, manage, and re-export previous audio captures. Settings related to your preferred formats, bitrates, and file naming conventions persist between sessions, providing a smooth and personalized workflow tailored to your usual tasks. Privacy remains paramount: all audio handling is executed entirely on your device, and no personal or audio content data is shared or uploaded. Browser Audio Sampler & Recorder strikes the perfect balance between flexibility, usability, and privacy, making it an essential asset for anyone needing trustworthy audio sampling and recording capabilities within their web browser. Key Features: - Capture and record audio from the current browser tab with a single click, perfect for streaming media or web-based audio. - System/screen audio recording mode captures all sounds played on your device, including from multiple applications beyond the browser. - Export captured audio as either high-fidelity lossless WAV files or space-efficient compressed MP3 files. - Extensive customization options including selection of audio formats, adjustable MP3 bitrates, and configurable file naming templates with timestamps. - Real-time audio metering and status display in the popup UI showing live volume levels, recording status, and elapsed time for professional-grade monitoring. - Recording history and session management tool for reviewing, replaying, and exporting prior audio samples anytime. - Utilizes advanced offscreen and background processing using modern Chrome/Edge APIs for reliable, efficient capture without disrupting browsing. - Entirely local processing guarantees no audio or personal data leaves your device, ensuring maximum user privacy and control. How It Works: 1. Click the extension icon on the browser toolbar to open the audio recorder interface. 2. Select a recording mode: “Sample Current Tab” to capture audio from the active browser tab, or “System/Screen Audio” to record all sound output on your device. 3. Click “Start Sampling” to begin capturing audio; observe live volume meters and real-time status updates in the popup. 4. Click “Stop Sampling” to end the recording session and automatically process the captured audio. 5. Choose your desired export format (WAV or MP3), and configure bitrate and file naming options if needed. 6. Export the recording by downloading the audio file through the browser’s standard save dialog, with your chosen filename and format. 7. Access the recording history to review, replay, or re-export previous audio captures whenever necessary. Privacy: - No personal data collected. All audio processing and storage occur locally on your device with no content or metadata transmitted externally.