<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class="">I know how to link complex filter desc finally, this is my simple demo base on transcoding.c: <a href="https://github.com/tinybug/FFmpeg/blob/tinybug-dev/doc/examples/mytranscoding.c" class="">https://github.com/tinybug/FFmpeg/blob/tinybug-dev/doc/examples/mytranscoding.c</a> .<div class=""><br class=""></div><div class="">Filter graph is great. Many thanks to you guys work on it.</div><div class=""><br class=""><div><blockquote type="cite" class=""><div class="">On 20 Aug 2017, at 3:49 AM, Jesse Liu <<a href="mailto:jesselfree@gmail.com" class="">jesselfree@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div class="">Thanks your reply, Paul. It seems the filtering_video.c just show how to init simple filter graph, the problem is that I don’t know how to configure multiple buffersrc and connect them to graph like filter_complex. I’m a newbie in ffmpeg, really hope there is a example about how to config complex filter graph. THANKS!<br class=""><br class=""><blockquote type="cite" class="">On 20 Aug 2017, at 3:16 AM, Paul B Mahol <<a href="mailto:onemda@gmail.com" class="">onemda@gmail.com</a>> wrote:<br class=""><br class="">On 8/19/17, Jesse Liu <<a href="mailto:jesselfree@gmail.com" class="">jesselfree@gmail.com</a>> wrote:<br class=""><blockquote type="cite" class="">Hi ! Is there anyone know how to config multi inputs filter graph by API,<br class="">like vf_stack or af_amix, it is too complex for me to find out the way from<br class="">ffmpeg.c. Can anyone write a simple configure demo? THANKS!<br class=""></blockquote><br class="">I guess same as done in doc/examples/filtering_video.c<br class="">except you configure multiple buffersrc filters and connect them to graph.<br class=""><br class=""><blockquote type="cite" class="">_______________________________________________<br class="">Libav-user mailing list<br class=""><a href="mailto:Libav-user@ffmpeg.org" class="">Libav-user@ffmpeg.org</a><br class="">http://ffmpeg.org/mailman/listinfo/libav-user<br class=""><br class=""></blockquote>_______________________________________________<br class="">Libav-user mailing list<br class=""><a href="mailto:Libav-user@ffmpeg.org" class="">Libav-user@ffmpeg.org</a><br class="">http://ffmpeg.org/mailman/listinfo/libav-user<br class=""></blockquote><br class=""></div></div></blockquote></div><br class=""></div></body></html>