h264parse, h265parse: disable passthrough if upstream doesn't provide profile/level info
@tpm
Submitted by Tim Müller Link to original bug (#738281)
Description
+++ This bug was initially created as a clone of Bug 732239 +++
Now we only need to disable passthrough mode in h26*parse if
not all information is available in the upstream caps yet :)
Info could be set on caps directly or be in codec_data for AVC of course.
Question is what about byte-stream input, do we re-check pass through mode once we have acquired the initial caps? do we wait for SPS/PPS before outputting anything? (might do that already)