WebRTC in Firefox - Kranky Geek, Bangalore

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WebRTC in Firefox a quick update Kranky Geek - Bangalore - March, 16  Kaustav Das Modak - @kaustavdm

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WebRTC in latest Firefox Un-preﬁxed core APIs (FF 44) 32 KHz mic capture (FF 44) AEC enhancements (FF 45) …more ongoing improvements Source: https://wiki.mozilla.org/Media/WebRTC#Releases

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Simulcast (simultaneous broadcast) Landed in Dev Edition, behind a pref Should not harm non-simulcast use cases Currently under test for regressions. Help test?

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MediaRecorder Demo 1 Get video stream from canvas var stream = canvas.captureStream(15); video.src = URL.createObjectURL(stream); video.play();

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MediaRecorder Demo 2 Render and ﬁlter a video stream into a canvas // Get a video stream from the webcam  navigator.mediaDevices.getUserMedia() // Draw the video stream in CanvasRenderingContext2D  canvas.drawImage() // Read the canvas pixels  canvas.getImageData() // Write the canvas pixels  canvas.putImageData()

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For more demos on MediaRecorder mozdevs.github.io/MediaRecorder-examples/

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Roadmap Better simulcast (H.264, spec compliance etc.) Full duplex audio support in Desktop (Linux, OSX, Windows) VP9 support Stereo Opus support in WebRTC PERC prototyping

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Test drive the Dev Edition Firefox ﬁrefox.com/developer

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talk.over() questions.ask() tweet(“@kaustavdm”) irc(“#media”, “irc.mozilla.org”)