ffmpeg -i in.mp4 -c:v libx264 -pix_fmt yuv420p -profile:v high -level 4.1 -preset veryslow -crf 28 -c:a aac -b:a 128k -map_chapters -1 out.mp4

import cv2
src=cv2.imread('in.png')
dest=cv2.resize(src,dsize=(1708,960),interpolation=cv2.INTER_LANCZOS4)
cv2.imwrite('out.png',dest)