video with custom data

[Nicolas Dufresne]

Le mardi 10 mai 2016 à 22:04 -0700, brateesh a écrit :
> i have set of images which contain custom-data(may be of key value
> pair type
> ,for example number of red pixel in image etc) which is
> different  for
> different image. 
>  
> when set of images are converted to video, frames are compressed to
> video
> along with properties such as height,width,encoder used etc added in
> the
> header. i am asking whether custom-data can be stored in the video so
> that
> while reading the frames from the video i can even read the custom
> data of
> individual frames.
> 
> i tried to use GstMeta to store the custom-data, but since Gstmeta
> was lost
> when format changes in the pipeline GstMeta was not helpful.
>    
> Nicolas Dufresne,  i think now you can get the picture if still it is
> not
> clear please let me know.

The solution will depends on the container you have chosen. You could
probably abuse tags like POI for many formats.

Nicolas