Sequencer preview is used to display result of rendering Sequencer timeline. This can be further configured to display output from certain channel, overlay or image analyzer (scope). You can adjust the view by zooming in with NumpadPlus and zoom out with NumpadMinus.
Mode to show different aspects of the composite result, for the current frame:
- Image Preview
Render image preview.
- Luma Waveform
- Chroma Vectorscope
Color hue and saturation analyzer.
RGB distribution histogram.
- Color and Alpha
Display preview image with transparency over checkerboard pattern.
Ignore transparency of preview image (fully transparent areas will be black).
You can use gizmos to pan and zoom image in the Sequencer preview region.