Shotcut 19.01.24

What's new in this version:

Fixes:
- Fixed launch crash on Linux by excluding libdrm libraries
- Fixed audio level changed by the Mask : From File filter
- Fixed Text filter may have glitches with Export > Parallel processing (regression in v18.12.x)
- Fixed missing file detected when Stabilize filter added without clicking Analyze
- Fixed external monitoring on Linux screen
- Fixed unable to detect hardware encoders with spaces in the installation folder path
- Fixed changing Speed can move a clip
- Fixed changing Speed has no effect when the system region and language decimal separators are different
- Fixed filter duration not adjusted when trimming a transition
- Fixed ripple trim when clip has a transition
- Fixed removing a transition by trimming adds some frames
- Fixed aspect ratio for File > Export Frame with non-square pixel video
- Fixed handling relative paths to external resources in the Overlay HTML editor
- Fixed a crash opening a project after removing the bottom video track
- Fixed the lossless/H.264 preset to be completely lossless
- Fixed dropping a file from a file manager whose name has special/extended characters (e.g. [, ])
- Fixed the state of the enabled checkbox for the Overlay HTML filter and when using a color picker
- Fixed distortion after changing the Keyframe Type of a keyframe for the Scale parameter in the Rotate and Scale filter
- Fixed right-clicking a keyframe to open context menu may change its position
- Fixed distortion when a Mirror filter is placed before a Size and Position or Rotate and Scale filter

Changes:
- Upgraded FFmpeg to v4.1
- Improved Color Grading filter by letting all parameters go from -100% to 100%
- Added an automatic retry without Parallel processing when Export job fails
- Set the Save as type list on the Export File dialog on Windows when a preset defines a filename extension

New:
- Added Center Playhead option to the Timeline and Keyframes menus
- Added Slow Zoom ___, Hold ___ presets to the Size and Position filter
- Added a Chroma Hold video filter
- Added a Swirl (HTML) video filter
- Added a simple Templates framework to the Overlay HTML filter (see path Shotcut\share\shotcut\qml\filters\webvfx\templates to add your own) with the following templates: Blank HTML, Blue Middle Bar, Creative Commons Music, Blank with Web Animations, Simple Scroll