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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>Hello,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I’m new to FFMPEG. I starting from the muxing.c example and modified it to generate a mp4 video – with no audio – of an animation.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I’m encoding 29 frames, all sized 320x200 pixels. I even have a yuv file for all frames.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>When I play the file I notice that not all frames get displayed, and I suspect the problem is coming about from avcodec_encode_video2; the last argument – got_packet – often comes back as zero. As a result, that particular frame is not written.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Is there anything in particular I need to do to make sure that all frames are properly displayed?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><span style='font-size:12.0pt;font-family:"Times New Roman",serif'>Arthur Muller<br>Visual Kinematics, Inc. <br>14395 Saratoga Avenue, Suite 110 <br>Saratoga, CA 95070 <br>(408) 867-6285 (voice) <br>(408) 867-7218 (fax) <br>Skype: vki-arthur<br><u><span style='color:blue'><a href="mailto:muller@vki.com"><span style='color:blue'>mailto:muller@vki.com<br></span></a><a href="http://www.vki.com/"><span style='color:blue'>http://www.vki.com</span></a></span></u> <o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>