Nodes/ComfyUI-FFmpeg-Video/Video Concat (FFmpeg)
ComfyUI Node

Video Concat (FFmpeg)

Concatenate two videos with optional transition. Audio is concatenated with matching transition. Uses FFmpeg stream filters to keep memory usage flat.

By bbaudio-2025·Created 13 days ago·Updated 11 days ago· 2
Video Concat (FFmpeg)
  • source_video
  • extend_video
  • video
overlap15
overlap_type
audio_sample_rate
CategoryFFmpeg Video

Inputs (5)

NameTypeDefaultDescription
source_videoVIDEOThe first (source) video to concatenate.
extend_videoVIDEOThe second (extend) video to append.
overlapINT150–10000Number of overlap frames for the transition.
overlap_typeCOMBOlinear_crossfade: smooth fade between the two videos. cut_source: drop the last N frames of source, then concat. cut_extend: drop the first N frames of extend, then concat.
audio_sample_rateCOMBOWhen the two videos have different audio sample rates, resample the other video's audio to match the selected one. source_video: use source video's sample rate. extend_video: use extend video's sample rate.

Outputs (1)

NameTypeDescription
videoVIDEO