webrtc_pixel_stream 0.2.0

A lightweight companion plugin that streams raw BGRA pixel data from a WebRTC video track via EventChannel. Designed for panorama_viewer / aura_sphere_360 but usable by any Flutter app that needs raw [...]

0.2.0

• BREAKING: Migrated to FFI-based double-buffered shared memory for zero-copy pixel transfer
• NEW: Added support for software-decoded I420 frames (VP8/VP9) using RTCYUVHelper
• PERFORMANCE: Eliminated EventChannel serialization overhead (~80% CPU reduction for 4K streams)
• NEW: Double-buffering prevents frame tearing during high-framerate WebRTC streams
• FIX: Black screen issue with software-decoded codecs now resolved
• iOS only (Android FFI path pending)

0.1.1

• FIX: Corrected color channel order by using I420ToARGB instead of I420ToBGRA for kCVPixelFormatType_32BGRA pixel buffers
• Fixes red/blue channel swap that caused blue tint in rendered frames

0.1.0

• Initial release
• FlutterRTCStreamingSink: RTCVideoRenderer that converts I420→BGRA and streams via EventChannel
• WebrtcPixelStreamPlugin: Method channel handlers for createPixelStream / disposePixelStream
• Uses FlutterWebRTCPlugin.sharedSingleton for track lookup (no fork required)
• iOS support only