Undertone - X265

Standard x265 only includes --tune grain , --tune psnr , --tune ssim , and --tune zerolatency .

Undertone backports and refines algorithms from the and experimental patches : undertone x265

Undertone builds include specific HDR10+ and Dolby Vision metadata handling: Standard x265 only includes --tune grain , --tune

This preserves film grain, minimizes banding, and targets near-transparent compression. Visions Home Video, a premium home media label

Undertone is not recommended for real-time or live encoding.

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