I am a newbee on this... I dont know how to do it... :-( is there any content I can read more about this anywhere else?
On Wed, Apr 11, 2012 at 6:55 PM, Alex Cohn <[email protected]>wrote: > On Apr 11, 2012 10:37 PM, "Wagner Patriota" <[email protected]> > wrote: > > > > YES, I got the same conclusion! but how do I convert the frames? > > that's what I still don't understand. I was expecting the filter do it > for me... any idea? :-( > > > > On Wed, Apr 11, 2012 at 4:19 PM, Alex Cohn <[email protected]> > wrote: > >> > >> On Apr 11, 2012 9:37 PM, "Wagner Patriota" <[email protected]> > wrote: > >> > > >> > ExtraData: > 00000001674D400D96528322FF2FFE080007F0A100000303E90000BB80604000825C000412FFF18E302000412E0002097FF8C70ED09128B00000000168E9093520 > >> > So what is wrong? > >> > > >> > 1. If I don't use the filter, I get this message: > >> > "H.264 bitstream malformed, no startcode found, use the > h264_mp4toannexb bitstream filter (-bsf h264_mp4toannexb)"" > >> > Because "AV_RB32(pkt->data) != 0x0000001" (in > fact, AV_RB32(pkt->data) = 0x1B13) > >> > >> Could it be that while your extradata is in annex b format, the frames > still need conversion? 0x1B13 looks like a start of a regular packet. > > You can try to convert extradata (SPS/PPS) to Nal format, attach it to the > first frame (before the frame data), and pass the resulting stream through > the annex b filter. > > Or you could prepend each frame with 0x00000001 without the filter. > > Note that you should not give SPS/PPS data to the decode function > separately, but only with the IDR frame data. > > BR, > Alex > > _______________________________________________ > Libav-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/libav-user > >
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