[metaron]

1) 20 Questions Murder Mystery (1965) (Talking Pictures TV) recording from DVB-T2 dongle, mpeg2, ts (16:9 adverts, 4:3 film)

Test File 1 extract on Google Drive
Re-tested playing the section of file via NFS mount on a B+ with #819 (bypassing pvr.mythtv) over wired ethernet.

* mplayer on my core2 PC switches aspect just before the end of the blue 'southern colour production' screen
* OMX and MMAL players fail to switch aspect during normal playback
* OMX and MMAL players fail to switch with jump across the break
* OMX and MMAL players seem to switch into the correct mode if you jump within a 16:9 or 4:3 section

3) Artists In Crime (UKTV Drama), DVB-T2 dongle recording, mpeg2, ts (16:9 adverts, 4:3 feature)

Test File 3 extract on Google Drive
Re-tested playing the section of file via NFS mount on a B+ with #819 (bypassing pvr.mythtv) over wired ethernet.

* mplayer on my core2 PC switches aspect between the 'unforgettable moments on drama' and 'allen mysteries' screens
* OMX and MMAL players switch aspect correctly when you play straight through
* OMX player 'pauses' when you jump across the aspect switch. Another small jump in the same section and playback starts again.
* MMAL player successfully jumps across the aspect switch in both directions and resumes playback in the correct aspect.
* OMX and MMAL players maintain the correct aspect and don't 'pause' playback if you jump within a 16:9 or 4:3 section
* MMAL player 'stutters' at the start of playback - OMX player doesn't.