Blender Git Loki

Merge branch 'master' into soc-2021-vse-strip-thumbnails

Fast Multiple Strip THumbnail caching job - V2 plus cleanup

Cleaned up code. Much faster caching of thumbnails. Changed old thumbnail
cache limit checking code. Shift some operations to separate functions

Merge branch 'master' into soc-2021-vse-strip-thumbnails

Faster Multiple strip support for Thumbnail drawing - V1

Multiple strips are added to hash and one thread can now do the rendering
work iterating over the strips. Still buggy and needs sorting out. Some
cases could lead to loop in thread.

Merge branch 'master' into soc-2021-vse-strip-thumbnails

Fix conditions to start Thumbnail Job

Jobs started when view changes or images not loading. Multiple strips now
work without error but slow. In the order of strips thumbs are loaded.

Merge branch 'master' into soc-2021-vse-strip-thumbnails

Merge branch 'master' into soc-2021-vse-strip-thumbnails

Fixed issue with strip slip

Merge branch 'master' into soc-2021-vse-strip-thumbnails

Fixed Refresh cache and strip slide error

Merge branch 'soc-2021-vse-strip-thumbnails' of git.blender.org:blender into soc-2021-vse-strip-thumbnails

Merge branch 'master' into soc-2021-vse-strip-thumbnails

Thumbnail Caching Job T89799

Differential Revision: https://developer.blender.org/D11885

Fixed memory block free error

Merge branch 'master' into soc-2021-vse-strip-thumbnails

Thumbnail Job - Version 1

The current code has been tested and three areas it breaks.
1) refreshing a bunch of times
2) strip slide
3) multiple strips.
Multiple strip support is being worked on now. Other points are bugs.

Merge branch 'master' into soc-2021-vse-strip-thumbnails

Merge branch 'master' into soc-2021-vse-strip-thumbnails

Merge branch 'master' into soc-2021-vse-strip-thumbnails