playbin2 hangs on "about-to-finish" signal with audio/video media

Describe your issue

Playing a playlist of A/V media with gst-play-1.0 hangs on first media change (about-to-finish). The bug does not happen with video only media.

Expected Behavior

Play the next media.

Observed Behavior

The playback hangs on first "about-to-finish" using gst-play-1.0 with a media composed of a video track AND an audio track

Setup

• Operating System: Linux
• Device: Computer
• GStreamer Version: Master
• Command line:

Steps to reproduce the bug

$ gst-play-1.0 file1.mov file2.mov --gapless

How reproducible is the bug?

Always

Screenshots if relevant

Solutions you have tried

Related non-duplicate issues

Additional Information

The bug happens on any GStreamer version since 1.16