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Handbook of Sustainable Design of Digital Services

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Contents    ODD#12     ODD#13    

Which videos are really meaningful and useful for understanding the service (examples: logo, images, links, contractual images, etc.) ?

Advice 

Videos

B People

A Planet

B Prosperity

Difficulty

N/A

Priority

/

Récurrence

/

Tests

How many videos does the service have?

Precisions

Video streams are one of the elements that consumes the most processing resources and exchange volume in digital service uses. Videos should be limited to cases where they add significant value. Video is not accessible to certain audiences and should therefore be limited.

Additional elements

Rule for assessing the level of compliance of the criterion

0 / 0

Life cycle

Conception

12 other criteria related to the recommendation: Avoid active content, keep dynamic content under user control

Recommendation Essential

Videos

Can the information carried by the video be replaced by an alternative (computer graphics ...) ?

Advice

Animated content

Have you limited the animations ?

Recommendation

Animated content

Is the use of Flash removed, replaced by another effect ?

Recommendation

Animated content

Are active content triggered only on user action ?

Recommendation

Animated content

Is the animated content on the visible part of the screen (no animation triggered under the active part of the screen) ?

Advice

Animated content

Is the duration of animated content that has been validated as necessary optimized ?

Recommendation

Videos

What videos can we avoid (not useful for understanding the service) ?

Advice

Videos

Have the alternatives to streaming (vs local video) been evaluated ?

Recommendation

Videos

Is the duration of videos (validated as necessary) optimized ?

Advice

Videos

Is broadcasting live sessions useful ?

Recommendation

Sounds

Can the sound of the video be rendered as text ?

Advice

Sounds / Videos

Are the CODECS of the sounds compressed to the maximum ?