StepChange ID
Who we are
Quick access templates
Word templates
PowerPoint templates
Design
Visual identity
Colours
Logos
Fonts
Photos
Graphics
Tone of voice
Principles
Guidelines
Spelling
Punctuation
Names
Measures
Jargon Buster
Correspondence
Accessibility
Video accessibility
Video
Video tone of voice
Branding
Best practice
Animation
Technical specifications
Digital design
Web design
Technical specifications
Home
/
Video
/
Technical specifications
This section provides the technical specifications for videos produced by our content creators, including agencies and third-parties.
Preferred finishing codecs
H.264 (MPEG-4 AVC)
20Mbps minimum bitrate (higher preferred)
1920x1080px for traditional 16:9 formats
1080px minimum width for square/vertical formats
Preferred intermediate codecs
Apple ProRes 422 or GoPro Cineform
Alpha channels (as appropriate)
MOV format
16/24 bit WAV PCM audio
Audio and dialogue
Dialogue -3dBs RMS peak
Music -16/20 dBs RMS (lower than speech level)
Separate audio tracks preferred
.
Video home
Video tone of voice
Branding
Best practice
Animation