<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div></div><div>Hi Andrew,</div><div><br></div><div>What algorithm is this? Is there a research paper you're referring to? I'd be very surprised if there were a way to make x264 20% better.</div><div><br></div><div>Simon</div><div><br>On 11 May 2016, at 17:20, qw <<a href="mailto:applemax82@163.com">applemax82@163.com</a>> wrote:<br><br></div><blockquote type="cite"><div><div style="line-height:1.7;color:#000000;font-size:14px;font-family:Arial"><div>Hi,<br><br>I found one impressed video algorithm that can yield an average of more than 20% bandwidth savings, doing so without impacting video quality, compared with x264 encoder. The impressed video algorithm has perceptual quality optimization method to select optimal qp value, where visually important or less important regions of a video frame are determined in terms of spatial and temporal information.<br><br>Can x264 developers do some research, and design and implement some similar algorithm to improve compression efficiency?<br><br>Thanks!<br><br>B.R.<br><br>Andrew<br></div></div><br><br><span title="neteasefooter"><p> </p></span></div></blockquote><blockquote type="cite"><div><span>_______________________________________________</span><br><span>x264-devel mailing list</span><br><span><a href="mailto:x264-devel@videolan.org">x264-devel@videolan.org</a></span><br><span><a href="https://mailman.videolan.org/listinfo/x264-devel">https://mailman.videolan.org/listinfo/x264-devel</a></span><br></div></blockquote></body></html>