<html><head><style>p{margin-top:0px;margin-bottom:0px;}</style></head><body><div style="font-size:10pt; font-family:Gulim, sans-serif;"><p>I'm implementing voip pcap demuxer.<br>For example, if I have a voip(sip+rtp) pcap file which contains bidirectional conversation.<br>I want to create a wav file from it.<br>The problem is...<br>If there are packet drops, the gap should be filled with silence so it is synced with other direction.<br>How can I fill the gap in my demuxer(libavformat level, not codec level)?<br>Or is there some audio filter or flag I can use? </p></div></body></html><table style='display:none'><tr><td><img src="https://mail.naver.com/readReceipt/notify/?img=gqR9%2B4JNM6mrKxgZW40naqw0M6EmKo%2BCKzKmaxMZFobwMqElK4E%2Fpx2daAb%2FaA2qFEIo%2BrkSKoM5W4d5W4C5bX0q%2BzkR74FTWx%2FsWz0SMBMR%2BBF0bvI4p49mp6b5WXiN.gif" border="0"/></td></tr></table>