Not a special encoder, but i've seen (and used) waifu-2x to upscale low-bitrate/low-resolution video. I also swear that I've already seen a vector/cartoon opti

Not a special encoder, but i've seen (and used) waifu-2x to upscale low-bitrate/low-resolution video. I also swear that I've already seen a vector/cartoon optimized codec, but my google-ability are lacking.