Smart Subtitle Integration (sone385engsub)
Modern codecs (H.265/HEVC, AV1) allow you to reduce file size by 40–60% while keeping perceptual quality high. That’s likely the goal here. sone385engsub+convert020002+min+high+quality
Utilizes GPU encoding (NVENC/QuickSync) to speed up the conversion process by up to 5x while maintaining a "high quality" pass. Ideal Use Cases sone385engsub+convert020002+min+high+quality