[Ffmpeg-devel] Bug in pts computation in compute_pkt_fields() ?
Måns Rullgård
mans
Sun Mar 25 16:17:59 CEST 2007
Wolfram Gloger <wmglo at dent.med.uni-muenchen.de> writes:
>> > Background: I'm now seeing errors even in "make test" for the mpeg-ts
>> > muxer; some packets' dts becomes negative due to the new code in
>>
>> make test passed last time i tried (which was today)=20
>
> So you don't have all of my wonderful patches applied :)
> Seriously, it is easy to reproduce this problem. Either apply
>
> --- trunk/tests/regression.sh 2007-03-24 11:22:44.000000000 +0100
> +++ ffmpeg-wg/tests/regression.sh 2007-03-25 15:31:44.000000000 +0200
> @@ -114,7 +114,7 @@
> # create the data directory if it does not exist
> mkdir -p $datadir
>
> -FFMPEG_OPTS="-y -flags +bitexact -dct fastint -idct simple"
> +FFMPEG_OPTS="-y -flags +bitexact -dct fastint -idct simple -itsoffset 0.001"
Of course messing with the timestamps will alter the checksums. What
were you expecting?
> ../ffmpeg_g -y -flags +bitexact -dct fastint -idct simple -itsoffset 0.001 -i .data/b-libav.ts -f crc ./data/ffmpeg.crc
>
> manually in "tests" after a normal "make test". This will consume
> _huge_ amounts of memory and will never complete. I recommend running
> this with "ulimit -v 200000".
I can confirm this. Well, I'm not sure it wouldn't have finished, had
I not killed it when the memory usage reached 3GB.
--
M?ns Rullg?rd
mans at mansr.com
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