* wayland: support the display-hidpi-scale property
* demux: undeprecate --cache-secs
* audio/aframe: reuse data buffer if less than 8 channels
* stream: turn stream_info.open2's args argument const
* stream_slice: fix use-after-free if inner stream fails to open
* player/scripting: fix use-after-free when loading script folders
* stream_mf: set correct stream origin
* demux_mf: improve format string processing
* manpage: fix a typo in the --aid option note
* vo_gpu: adjust interpolation_threshold's default
* options: Add validation macro for int type
* demux: Move demuxer help to new standard mechanism
* options: Make validation and help possible for all option types
OBS-URL: https://build.opensuse.org/package/show/multimedia:apps/mpv?expand=0&rev=262
