Feat/video fade transitions#1528
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👋 Thanks for your PR, @nancy-verma780!Welcome to Reframe — a browser-based video editor built for everyone 🎬 What happens next
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Overview
This PR implements video fade-in (from black) and fade-out (to black) transition options at the start and end of the exported video clip inside the FFmpeg processing sequence.
Key Changes
buildVideoFilterwithinsrc/lib/ffmpeg.worker.tsto append dynamicfade=t=in:st=0:d={dur}andfade=t=out:st={start}:d={dur}parameters based on duration parameters.ExportSettings.tsxto let consumers customize transition timing (up to 5 seconds) dynamically with step options.Closes #124