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Tune Comparison

Clybius edited this page Nov 27, 2022 · 4 revisions
Requirements: VMAF Butteraugli/Libjxl
lavish X
lavish_fast
lavish_vmaf_rd X
omni
experimental X X

tune=lavish

  • Utilizes a modified ipq (ssim) curve along with butteraugli to produce an rdmult value in-between the two, weighted towards the modified ipq curve.

tune=lavish_fast

  • Utilizes a modified ipq (ssim) curve to produce the sharper RD of lavish.

tune=lavish_vmaf_rd

  • Utilizes a modified ipq (ssim) curve along with VMAF RD to produce an rdmult value in-between the two, weighted towards the VMAF rdmult.

tune=omni

  • Utilizes another variant of a modified ipq (ssim) curve to produce an rdmult value in-between the two, weighted towards the modified ipq curve. Also sets error_per_bit along with rdmult.

tune=experimental

  • Utilizes both VMAF and Butteraugli rate-distortion calcs. Very slow by default, recommended to be used with --vmaf-resize-factor=1 and --butteraugli-resize-factor=2, which sets both metrics to quarter internal resolution.
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