"Worksheet","Check vertical-video captions against the actual viewing layout","Evidence status","Your configuration"
"Purpose","Keep essential text inside a deliberate safe region and verify it in the intended platform’s current viewing layout. One permanent pixel margin cannot represent every device, overlay or placement.","Proposed workflow",""
"Check","Question to record","Decision","Your observation"
"Canvas","Pixel dimensions and ratio","Correct output shape",""
"Composition","Faces, action and framing","Intentional crop",""
"Overlays","Caption and platform controls","Readable without obstruction",""
"Example","A hypothetical 1920 × 1080 landscape frame cropped to a centered 9:16 area at full source height retains about 608 pixels of width. A speaker near the far edge can disappear even before scaling to the delivery canvas. Reframing that shot is an editorial decision, not a bitrate fix.","Illustrative; not a measured product result",""
"Source","https://helpx.adobe.com/uk/premiere/desktop/render-and-export/export-files/overview-of-export-settings.html","Official references; scope in article",""
"Result","Accepted / unresolved / needs correction","Record date and configuration",""