[FFmpeg-user] FFMPEG initial analysing delay
isambhav at gmail.com
Thu Sep 8 13:54:50 CEST 2011
Thanks. -probesize did reduce the initial analysing period.
But still it has a delay of ~2 seconds.
What is the unit of the probesize ? The minimum value it is taking is 32.
Is there any way to avoid the initial probing ? I know all the parameters of
the input file.
On Wed, Sep 7, 2011 at 6:10 PM, Gavin Kinsey <gkinsey at ad-holdings.co.uk>wrote:
> On Tuesday 06 September 2011 10:39:47 Sambhav wrote:
> > ffmpeg -analyzeduration 0 -i vpipe -analyzeduration 0 -i apipe -vcodec
> > copy -acodec copy output.3gp
> > It is taking around 2-3 seconds for the audio input(apipe) to be analysed
> > after which it prints the input properties and then the actual packing
> > into the container starts.
> > When "-analyzeduration 0 " is given, it almost takes 10sec to analyse
> > the input.
> > Is this the expected behaviour, or am I missing any parameter for it to
> > start analyzing input without the initial huge delay ?
> Gavin Kinsey
> AD Holdings Plc
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