Why this events leak happen?

[Thiago Santos]

On 01/16/2014 11:57 AM, Andrey Utkin wrote:
> 2014/1/16 Thiago Santos <thiago.sousa.santos at collabora.com>:
>> Hi,
>>
>> I tried to reproduce your issue with videotestsrc or with a ts file
>> but was unable to see leaks in videodecoder.
>> Perhaps it only happens with your file? Can you share it? What
>> else are you doing to reproduce it? Do you let it play till the end
>> or do you abort the pipeline?
>> Does it happen if played with filesrc instead of from udp?
> Thank you for your interest.
> Doesn't happen with filesrc.
> You can get the same source stream by running such commands:
>
> either
>
> ffmpeg \
>      -re -f lavfi -i testsrc \
>      -re -f lavfi -i aevalsrc="0.1*sin(2*PI*(360-2.5/2)*t) |
> 0.1*sin(2*PI*(360+2.5/2)*t)" \
>      -re -f lavfi -i aevalsrc="sin(10*2*PI*t)*sin(880*2*PI*t)" \
>      -re -f lavfi -i aevalsrc="sin(440*2*PI*t):s=44100" \
>      -map 0:0 \
>      -map 1:0 \
>      -map 2:0 \
>      -map 3:0 \
>      -vcodec libx264 \
>      -acodec aac \
>      -strict -2 \
>      -f mpegts udp://225.1.1.1:1234?localaddr=127.0.0.1
>
> (audio streams shouldn't matter, so you should be able to leave just
> "-re -f lavfi -i testsrc" input and drop audio ones)
>
> or
>
> while true; do wget -q -O - http://whdd.org/test.ts; done | pv -L
> 35000 | /usr/local/src/ffmpeg/tools/aviocat pipe:0
> 'udp://225.1.1.1:1234?localaddr=127.0.0.1&pkt_size=1316'
>
> Having source up, launch above valgrind command and let it work ~20
> seconds (so that h264parse "no SPS/PPS yet" warnings stop appearing).
> Then interrupt valgrind with Ctrl+C.
Thanks for the tips on reproducing, found the leak and fixed with
commit 47f720a8f00d3e942fc378c873bed0ab62ba5cf1 to -base.

--
Regards,
Thiago

>