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