Query related to Closed Captioning Support in Gstreamer
Mathieu Duponchelle
mathieu at centricular.com
Mon Jan 11 13:54:00 UTC 2021
What is the format of the extracted closed captions? You may need to
use cea608overlay / ccconverter here.
--
Mathieu Duponchelle ยท https://www.centricular.com <https://www.centricular.com>
On 1/11/21 6:14 AM, TusharK wrote:
> Thanks Andy for sharing the pipeline.
> I wanted to use cc708overlay and ccextractor in the pipeline, tried below
> pipeline.
>
> gst-launch-1.0 filesrc location = input.mp4 ! decodebin ! ccextractor name=e
> e.src ! o.video_sink \
> e.caption ! o.cc_sink \
> cc708overlay name=o ! videoconvert ! autovideosink -e -v
>
> But I could not see closed caption drawn on video frame which get rendered.
> It would be great if you could point me to reference stream with cea708?
>
> Thanks,
> Tushar
>
>
>
> --
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