For 5.1 Surround, use AAC at 384-448 kbps or Opus at 256-320 kbps . Opus is incredibly efficient and transparent at lower bitrates than traditional AC3.
Use Main 10 (10-bit) . Even for 8-bit sources, 10-bit encoding significantly reduces "banding" artifacts in dark scenes and gradients. Rate Control (CRF): Set between 20 and 24 .
Keep SAO enabled ( --sao ) if you are targeting higher bitrates, or use --selective-sao 2 for a balance. 5. Grain Retention ( --tune grain ) rarbg x265 encoding settings better
What is your ? (Apple TV, Plex on Smart TV, PC, etc.)
This is a critical setting for dark scenes. Standard x265 often creates ugly macroblocking in dark areas. Mode 3 biases bit distribution toward dark frames, ensuring shadows remain smooth and free of digital artifacts. and film grain
Turn this off. SAO is notorious for blurring fine details, faces, and film grain, resulting in a "plastic" or "waxy" look. Disabling it keeps the image sharp.
What is your primary (e.g., 4K Blu-ray, 1080p web rips)? Share public link 1080p web rips)?
To surpass these standards for a private library, one must move away from the group's "one-size-fits-all" approach and embrace more computationally intensive parameters. 1. Shift from Constant Bitrate to Constant Quality
Ensuring videos play smoothly on TVs, phones, and budget streaming boxes without hardware stuttering.