[FFmpeg-user] showvolume filter memory leak

[Paul B Mahol]

On Mon, Apr 18, 2022 at 7:00 PM ramon <calanor at gmail.com> wrote:

> Yes, I used the master versión with your 24144af2 patch.
> Your patch corectec the leak if  dm (draw_persistent_duration) > 0, and the
> leak memory occurs also with dm=0.
>

Does not leak here at all.


>
>
>
> On Mon, Apr 18, 2022 at 5:51 PM Paul B Mahol <onemda at gmail.com> wrote:
>
> > On Mon, Apr 18, 2022 at 5:32 PM ramon <calanor at gmail.com> wrote:
> >
> > > Thanks,but not work.  The memory leak is the same.
> > > The init function is called only once.
> > >
> > >
> > Sorry, use master version of ffmpeg.
> >
> >
> > >
> > >
> > > On Wed, Apr 13, 2022 at 6:24 PM Paul B Mahol <onemda at gmail.com> wrote:
> > >
> > > > On Wed, Apr 13, 2022 at 5:58 PM ramon <calanor at gmail.com> wrote:
> > > >
> > > > > I'm testing the showolume filter to generate a single vumeter from
> an
> > > > input
> > > > > stream.
> > > > > The filter works perfectly but eats memory. Approximately 500MBytes
> > > > every 2
> > > > > days.
> > > > >
> > > > > Using ffmpeg version 5.0-static on GNU/Linux 4.15.0-45-generic
> x86_64
> > > > >
> > > > > In normal use I use an output nut format with a pipe to a vlc
> player.
> > > But
> > > > > with a simple output to null it also has a memory leak.
> > > > >
> > > > > My testing commandline:
> > > > >
> > > > > ffmpeg -i udp://@239.1.1.1:1234 -filter_complex
> > > > >
> > > >
> > >
> >
> [0:a]showvolume=r=20:ds=log:m=r:v=0:t=0:dm=2:dmc=yellow:o=h:w=320:h=8[out]
> > > > > -map [out] -map 0:a -an -c:v rawvideo -pix_fmt rgb24 -f null
> > /dev/null
> > > > >
> > > >
> > > > Small leaks (648 bytes per each init) have been fixed. Thanks for
> > report.
> > > >
> > > >
> > > > >
> > > > >
> > > > > Thanks,
> > > > > Ramon
> > > > > _______________________________________________
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> > > > >
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