[gst-devel] Video thumb nails

[Scott Shawcroft]

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I just wanted to note that you may need to turn on these signals by
setting the fakesink's signal-handoffs property to true.
~Scott

Michal Benes wrote:
>> Can anyone pls let me know if there is any support from GStreamer
framework
>> to create thumb nails for video files.
>
> Hi,
>
>     it is not difficult. Just create a pipe
>
> filesrc location=source ! decodebin ! ffmpegcolorspace ! pngenc !
> fakesink
>
> and connect to fakesink's preroll-handoff signal. Then put the pipeline
> to PAUSED state (not PLAYING) and seek to the desired position. Fakesink
> will give you png screenshot in preroll-handoff callback. Of course you
> can put videoscale before pngenc to obtain the desired resolution.
>
>     Michal
>
>
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