ffmpeg -i udp:/xxxx will fail to receive all udp packet, you should create
a separate thread to receive packet.

On Sat, Nov 27, 2010 at 6:12 AM, JULIAN GARDNER <[email protected]>wrote:

> I have a problem in that i am trying to reencode some iptv streams to send
> over my network. Now the thing is i can play the files with ffplay
> (SVN-r25825) but when i come to do the encode and send i get lots of decode
> errors.
>
> Any suggestions, see my command line for my settings
>
> ./ffmpeg -re -i udp://224.10.1.12:1234 -vcodec libx264 -vpre ultrafast -s
> 352x288 -b 1150k -bt 1250k -minrate 1150k -maxrate 1250k -bufsize 2M -acodec
> mp2 -async 1 -f mpegts udp://224.200.10.10:1234?pkt_size=1316
>
> Below are a selection of the errors
>
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 32 12
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 1 18
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 0 19
> [mpeg2video @ 0xa5c4e20] skipped MB in I frame at 1 20
> [mpeg2video @ 0xa5c4e20] invalid mb type in I Frame at 1 21
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 0 22
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 0 23
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 0 24
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 0 25
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 0 26
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 0 27
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 0 28
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 0 29
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 0 30
> [mpeg2video @ 0xa5c4e20] skipped MB in I frame at 1 31
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 0 32
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 2 33
> [mpeg2video @ 0xa5c4e20] skipped MB in I frame at 1 34
> [mpeg2video @ 0xa5c4e20] ac-tex damaged at 0 35
>
> Now i could see a network problem causing this but using ffplay i watched
> the system for 10 minutes with no noticeable errors.
>
> joolz
>
>
>
>
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