{ "openapi": "3.0.1", "info": { "title": "Video Forensic Viewer — Frames & Contact Sheets", "description": "Turn any video into timestamped frames, contact sheets and a JSON manifest in one fast ffmpeg pass. 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Turn off to get contact sheets and the manifest only.", "default": true }, "frameWidth": { "title": "Frame width (px)", "minimum": 160, "maximum": 3840, "type": "integer", "description": "Width of the stored frames. Height follows the original aspect ratio.", "default": 1280 }, "cellWidth": { "title": "Contact sheet cell width (px)", "minimum": 80, "maximum": 960, "type": "integer", "description": "Width of one tile inside a contact sheet.", "default": 320 }, "jpegQuality": { "title": "JPEG quality", "minimum": 2, "maximum": 15, "type": "integer", "description": "ffmpeg quality scale: 2 is best quality and largest files, 15 is smallest.", "default": 4 }, "dedupeThreshold": { "title": "Significant change threshold", "minimum": 0, "maximum": 100, "type": "integer", "description": "Frames whose visual difference from the previous frame is below this score are flagged as near-duplicates in the manifest. 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