Error: Unsupported input video format "matroska,webm"
guettli opened this issue · 0 comments
guettli commented
guettli@yoga15:$ ./node_modules/.bin/ffmpeg-concat -t circleopen -d 750 -o out.mp4 *mkv
ffmpeg-concat: 123.302ms
concat error Error: Unsupported input video format "matroska,webm": 020-opinionated-talk.mkv
at AsyncFunction.module.exports.initScene (/home/guettli/django-con-video/node_modules/ffmpeg-concat/lib/init-frames.js:135:11)
at processTicksAndRejections (node:internal/process/task_queues:94:5)
node:internal/process/promises:245
triggerUncaughtException(err, true /* fromPromise */);
^
Error: Unsupported input video format "matroska,webm": 020-opinionated-talk.mkv
at AsyncFunction.module.exports.initScene (/home/guettli/django-con-video/node_modules/ffmpeg-concat/lib/init-frames.js:135:11)
at processTicksAndRejections (node:internal/process/task_queues:94:5)
What can I do read this format?