Turotial ‘How to write metadata in Python Gstreamer plugin’ Print(buffer_info_meta.get().decode(“utf-8”)) Text = “Turotial ‘How to write metadata in Python Gstreamer plugin'” The problem is not with the transfer part beacuse I tried to get and print the buffer_info_meta in the same element (the one which created it) and again it did not have any data. Gst-launch-1.0 videotestsrc ! send ! rec ! fakesink Have a look at simple example on how to use C-template to create your own Metadata. All those requirements could be combined in C-code template (common for all custom metadata you might want to use). There are specific requirements from official documentation for handling buffer’s metadata. Turotial 'How to write metadata in Python Gstreamer plugin' #4. Write_meta(buffer, description="Turotial 'How to write metadata in Python Gstreamer plugin'") #3. Create new buffer //īuffer = _wrapped(b"lifestyletransfer") #2. Let’s go through each step and see how it works: #1. Open how-to-write-metadata-gst-buffer.ipynb in notebook. How to shuttle Gst.Meta between Python and C.