mosaic-video

1. Create a bunch of videos you want to mosaic.
2. Save frames of video to folder (separate folder for each input video).

 ffmpeg -i PATH_TO_YOUR_VIDEO/video.mp4 -r 30/1 PATH_TO_YOUR_INPUT_DATA/input_videos/VIDEO_IDX/frame_%05d.png

3. Create mosaic / zoom-out effect.

python create_mosaic_video.py --n_stack=5 --num_frames=100 --wait_n_frames=10 --root_dir=example_input_data --output_width=1200 --output_height=720

4. Generate video from saved frames

ffmpeg -r 30/1 -i PATH_TO_THE_OUTPUT_DATA/out_frame_%05d.png  -vcodec mpeg4 -b:v 80000k PATH_TO_YOUR_FINAL_VIDEO/final_video.avi