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php中文网 Courses
php中文网 Courses
Apr 16, 2025 · Backend Development

Using PHP to Capture Webcam Video and Apply Real-Time Effects

This tutorial explains how to set up a PHP environment, use OpenCV and GD libraries to capture live webcam frames, apply various image filters such as grayscale, Gaussian blur, contrast adjustments, edge detection, and switch effects via keyboard input, providing complete code examples.

GD LibraryPHPVideoCapture
0 likes · 5 min read
Using PHP to Capture Webcam Video and Apply Real-Time Effects
Rare Earth Juejin Tech Community
Rare Earth Juejin Tech Community
Apr 28, 2024 · Frontend Development

Implementing WebRTC Media Capture, Recording, and Real‑Time Speech Recognition in Web Applications

This article provides a comprehensive guide on using WebRTC, getUserMedia, and MediaRecorder to capture camera and microphone streams, perform screen capture, visualize audio, handle device and network checks, convert media formats, and integrate real‑time speech‑to‑text services, while sharing practical pitfalls and solutions.

AudioVisualizationMediaRecorderVideoCapture
0 likes · 22 min read
Implementing WebRTC Media Capture, Recording, and Real‑Time Speech Recognition in Web Applications