remotion-best-practices

name: remotion-best-practices description: Remotion（React による動画作成）のベストプラクティス metadata: tags: remotion, video, react, animation, composition

使用タイミング

Remotion コードを扱うときは、domain-specific な知識を得るためにこの skill を使います。

Captions

caption または subtitle を扱う場合は、詳細は ./rules/subtitles.md を読み込んでください。

Using FFmpeg

動画の trim や silence 検出など一部の video 操作には FFmpeg を使います。詳細は ./rules/ffmpeg.md を読み込んでください。

Audio visualization

audio の可視化（spectrum bar、waveform、bass-reactive effect など）が必要な場合は、./rules/audio-visualization.md を読み込んでください。

使い方

詳細な説明と code example は個別の rule file を読んでください:

• rules/3d.md - 3D content in Remotion using Three.js and React Three Fiber
• rules/animations.md - Fundamental animation skills for Remotion
• rules/assets.md - Importing images, videos, audio, and fonts into Remotion
• rules/audio.md - Using audio and sound in Remotion - importing, trimming, volume, speed, pitch
• rules/calculate-metadata.md - Dynamically set composition duration, dimensions, and props
• rules/can-decode.md - Check if a video can be decoded by the browser using Mediabunny
• rules/charts.md - Chart and data visualization patterns for Remotion (bar, pie, line, stock charts)
• rules/compositions.md - Defining compositions, stills, folders, default props and dynamic metadata
• rules/extract-frames.md - Extract frames from videos at specific timestamps using Mediabunny
• rules/fonts.md - Loading Google Fonts and local fonts in Remotion
• rules/get-audio-duration.md - Getting the duration of an audio file in seconds with Mediabunny
• rules/get-video-dimensions.md - Getting the width and height of a video file with Mediabunny
• rules/get-video-duration.md - Getting the duration of a video file in seconds with Mediabunny
• rules/gifs.md - Displaying GIFs synchronized with Remotion's timeline
• rules/images.md - Embedding images in Remotion using the Img component
• rules/light-leaks.md - Light leak overlay effects using @remotion/light-leaks
• rules/lottie.md - Embedding Lottie animations in Remotion
• rules/measuring-dom-nodes.md - Measuring DOM element dimensions in Remotion
• rules/measuring-text.md - Measuring text dimensions, fitting text to containers, and checking overflow
• rules/sequencing.md - Sequencing patterns for Remotion - delay, trim, limit duration of items
• rules/tailwind.md - Using TailwindCSS in Remotion
• rules/text-animations.md - Typography and text animation patterns for Remotion
• rules/timing.md - Interpolation curves in Remotion - linear, easing, spring animations
• rules/transitions.md - Scene transition patterns for Remotion
• rules/transparent-videos.md - Rendering out a video with transparency
• rules/trimming.md - Trimming patterns for Remotion - cut the beginning or end of animations
• rules/videos.md - Embedding videos in Remotion - trimming, volume, speed, looping, pitch
• rules/parameters.md - Make a video parametrizable by adding a Zod schema
• rules/maps.md - Add a map using Mapbox and animate it
• rules/voiceover.md - Adding AI-generated voiceover to Remotion compositions using ElevenLabs TTS