Backport of "appsrc: Wake up the create() function on caps changes" into 1.18
requested to merge tpm/gst-plugins-base:backport-mr-798-into-1.18-appsrc-wake-up-on-caps-changes into 1.18
Backport of !798 (merged) "appsrc: Wake up the create() function on caps changes".
Commits:
- d2a0b387 appsrc: Wake up the create() function on caps changes