On Tue, Apr 27, 2021 at 4:19 PM laddoe <[email protected]> wrote: > Hi there, thanks for responding but I do flush the codec in the "close()" > function or is this not the correct place? > To flush the codec, after you call avcodec_send_frame with a NULL frame you need to loop on avcodec_receive_packet until you get an AVERROR_EOF return. That will return all the queued packets in the codec.
------------------------------ > *Van:* Libav-user <[email protected]> namens Richard Hussong < > [email protected]> > *Verzonden:* dinsdag 27 april 2021 18:47 > *Aan:* This list is about using libavcodec, libavformat, libavutil, > libavdevice and libavfilter. <[email protected]> > *Onderwerp:* Re: [Libav-user] H264 intra frame coding > > > > On Sun, Apr 25, 2021 at 8:15 PM laddoe <[email protected]> wrote: > > Hello, > > I'm trying to use h264 with intra frame coding, but I can't seem to > understand why my code isn't fully working. I can see that the first 13 > frames aren't written to the file while all the other frames are. I have > 120 images that needs to be encoded of which the first one is very > important because it's a registration image. I understand that the first > few frames send to the encoder will be buffered and as soon as a frame is > available it can be written, as I have done in my code. But how can I make > sure that the buffered frames are written as well? > > I don't see why the first few frames aren't written, but it looks as > though you aren't flushing the codec by sending a null frame at the end. > This would cause the last few buffered frames not to be written. Not the > same problem, but a problem nonetheless. > > _______________________________________________ > Libav-user mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/libav-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". > > _______________________________________________ > Libav-user mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/libav-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". >
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