[2/2] Preview animated video speed - #209
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# [2.23.0](v2.22.8...v2.23.0) (2026-09-29) ### Features * preview animated video speed ([#209](#209)) ([e6b457a](e6b457a))
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🎉 This PR is included in version 2.23.0 🎉 The release is available on: Your semantic-release bot 📦🚀 |
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Without this, authors can't see a speed ramp before they render. The preview now plays a video's animated
speedthe way renders do. The source starts attrimand moves by the integrated speed curve (trapezoid rule, 0.01 s steps). The first and last speeds hold, and gaps blend linearly.playbackRaterange (holds, reverse, above 16×), the player pauses and seeks each tick instead. This also stops constant speeds below 0.0625 from throwing.speed, including an empty array, previews at 1×.Verify:
npm test. There are new cases inplayer-sync,media-player-fallbackandmedia-toolbar.Code:
createAnimatedSpeedgetSourceTimegetAssetSpeed