21 Draw Video Evaluator

Technical quality assessment for professor demo video footage

🔒 No key

Batch Video Analysis

📁

Select a folder or multiple video files

All MP4, MOV, WEBM files will be analyzed
🎵

Drop audio files here to auto-match with videos

WAV, MP3, FLAC, M4A, OGG — matched by filename
Video Size Audio No Audio

Premiere Project Analyzer

Upload one or more .prproj files to extract all linked media paths and detect missing dependencies. Optionally select a media folder to cross-check that all referenced files are present.

📄

Seleccionar archivos

Elige uno o varios .prproj
📂

Escanear carpeta

Busca .prproj en todas las subcarpetas

Lesson Style Analyzer

Upload .vtt subtitle files to classify each lesson's teaching style: Explanatory, Follow-Up, or Mixed. Rule-based analysis is always available; AI analysis requires an API key.

⚙️ Rule-based analysis (no API key)
📄

Select VTT

Choose one or more .vtt
📂

Scan folder

Finds .vtt in all subfolders

Screen Studio Analyzer

Scan .screenstudio packages or .screenstudio.zip archives to detect zoom and panning usage. Select a folder, ZIP files, or scan a parent folder with multiple projects.

📁 Drive path:
📄

Select package

Open one .screenstudio folder
📂

Scan folder

Finds .screenstudio and .zip in subfolders
📦

Select ZIP(s)

Open .screenstudio.zip archives

Professor & Course Information

Upload Video Footage

🎬

Drag & drop your video here

or click to browse · MP4, MOV, WEBM
⚠ Video resolution is below 1080p. The 21 Draw technical guide requires a minimum of 1080p. This will impact the evaluation score.

⚑ Pre-Flight Technical Checks

Frame Extraction & Audio Checklist

Extracted Frames

Keyframes extracted at evenly-spaced points across the video for visual analysis. More frames are extracted for longer videos.

🔊 Automated Audio Analysis

Audio analysis will run after frame extraction...

🎤 Audio Quality Checklist

Audio cannot be analyzed from video frames. Please evaluate manually while watching the video.

⚠ Music detected in audio — This is a licensing issue. Background music must NOT be included in delivered files. Must be resolved before production.

📊 Video Technical Specifications

🎯 Content Flags

- / 10

Overall Score

Analyzed Frames

🎤 Audio Quality Assessment

🎙 Voiceover Review Script

Click each line to mark as read. Use the font size controls for comfort.

Previous evaluations for this professor