How do I render a video from a list of time-stamped images?
问题 I have a directory full of images following the pattern <timestamp>.png , where <timestamp> represents milliseconds elapsed since the first image. input.txt contains a list of the interesting images: file '0.png' file '97.png' file '178.png' file '242.png' file '296.png' file '363.png' ... I am using ffmpeg to concatenate these images into a video: ffmpeg -r 15 -f concat -i input.txt output.webm How do I tell ffmpeg to place each frame at its actual position in time instead of using a