Regression still on... --bitrate xxx --psnr --ssim --me hex --input-res 1920x1080 --fps 30
psnr is Global PSNR: ssim is SIM Mean Y: Bitrate(Kbps) x265 Tri psnr ssim psnr ssim 64 32.369000 0.822945 31.921000 0.810605 128 32.393000 0.824781 32.055000 0.818082 192 32.508000 0.831349 32.042000 0.819762 256 33.235000 0.846821 32.895000 0.835494 320 34.144000 0.860380 33.806000 0.849388 384 34.890000 0.872120 34.502000 0.860695 448 35.465000 0.881114 35.037000 0.869120 512 36.020000 0.890695 35.475000 0.876691 576 36.521000 0.899405 35.651000 0.879254 640 36.963000 0.906685 36.391000 0.892394 704 37.370000 0.913123 36.558000 0.895628 768 37.730000 0.918413 36.952000 0.901972 832 38.038000 0.922564 37.215000 0.906528 896 38.336000 0.926395 37.470000 0.910345 960 38.603000 0.929653 37.668000 0.913329 1024 38.832000 0.932241 37.983000 0.917706 2048 41.108000 0.953156 40.411000 0.943970 3072 42.257000 0.960902 41.669000 0.954744 4096 43.027000 0.966252 42.580000 0.961890 5120 43.562000 0.969705 43.093000 0.965873 6144 43.934000 0.971961 43.642000 0.969464 7168 44.212000 0.973557 43.901000 0.971225 8192 44.430000 0.974746 44.204000 0.973049 when the requirement is specific target bit-rate, x265 is better. But if requirement is "generic", you need take call on compression gains. -- Principal Architect and Director, TriSpace Technologies Pvt Ltd.,
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