<div dir="ltr"><div class="gmail_default" style="font-family:georgia,serif"><br></div><div class="gmail_extra"><br><div class="gmail_quote">2017-01-30 9:51 GMT+11:00 YIRAN LI <span dir="ltr"><<a href="mailto:mrfun.china@gmail.com" target="_blank">mrfun.china@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div style="font-family:georgia,serif"><br></div><div class="gmail_extra"><br><div class="gmail_quote"><span class="gmail-">2017-01-24 15:54 GMT+11:00 YIRAN LI <span dir="ltr"><<a href="mailto:mrfun.china@gmail.com" target="_blank">mrfun.china@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div style="font-family:georgia,serif"><br></div><div class="gmail_extra"><br><div class="gmail_quote"><span>2017-01-24 10:57 GMT+11:00 Carl Eugen Hoyos <span dir="ltr"><<a href="mailto:ceffmpeg@gmail.com" target="_blank">ceffmpeg@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><span class="gmail-m_3441494174218760361m_9123481485867371553gmail-">2017-01-23 18:31 GMT+01:00 John Stebbins <<a href="mailto:stebbins@jetheaddev.com" target="_blank">stebbins@jetheaddev.com</a>>:<br>
> What I know about muxers is:<br>
><br>
> MP4,MOV - yes<br>
<br>
</span>Just to make sure:<br>
libavformat does not support vfr in mov (but avi works fine)<br>
<br></blockquote></span><div style="font-family:georgia,serif">Hi Carl, </div><div style="font-family:georgia,serif"><br></div><div style="font-family:georgia,serif">This is the mov file I generated with ffmpeg-2.2.1 which is a quite old version. <a href="https://dl.dropboxusercontent.com/u/89678527/30.mov" target="_blank">https://dl.dropboxusercontent.<wbr>com/u/89678527/30.mov</a></div><div style="font-family:georgia,serif"><br></div><div style="font-family:georgia,serif">The frames I send to av_write_frame is in total 1 min long. 30 fps in first 1/3 min, 30*3/4 fps in 2nd 1/3 min, 30 * 1/2 fps in 3rd 1/3 min. </div><div style="font-family:georgia,serif"><br></div><div style="font-family:georgia,serif">While you say libavformat doesn't support vfr in mov, that file plays quite well. Could you have a look at the file to see if there's any problem?</div><div style="font-family:georgia,serif"><br></div><div style="font-family:georgia,serif">Thanks</div></div></div></div></blockquote><div><br></div></span><div style="font-family:georgia,serif">Hi Carl,</div><div style="font-family:georgia,serif"><br></div><div style="font-family:georgia,serif">Could you elaborate how/why ffmpeg's implementation of mov is unable to produce valid vfr videos because we do need to support vfr output via ffmpeg.</div><span class="gmail-"><div style="font-family:georgia,serif"><br></div><div style="font-family:georgia,serif">Thanks</div></span></div></div></div></blockquote><div><br></div><div><div class="gmail_default" style="font-family:georgia,serif">Hi Carl,</div><div class="gmail_default" style="font-family:georgia,serif"><br></div><div class="gmail_default" style="font-family:georgia,serif">I found this in the mail list. Is this still the reason for possible problem in MP4 vfr. Does it mean as long as I guarantee frame time stamps starts from 0 and are monotonic increasing then </div><div class="gmail_default" style="font-family:georgia,serif">the generated mov/mp4 will be good for all players and editors?</div><div class="gmail_default" style="font-family:georgia,serif"><br></div><div class="gmail_default" style="font-family:georgia,serif">Thanks</div><br></div><div><img src="cid:ii_iyj9rc2d0_159ec74da3f7f0ff" style="margin-right: 0px;"><br> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><span class="gmail-"><div style="font-family:georgia,serif"> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div class="gmail_extra"><div class="gmail_quote"><span><div style="font-family:georgia,serif"><br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
Please remember to not top-post here, it is considered rude.<br>
<span class="gmail-m_3441494174218760361m_9123481485867371553gmail-HOEnZb"><font color="#888888"><br>
Carl Eugen<br>
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