Karma/Specifications - Revision history

ChristophD at 08:53, 25 August 2009

2009-08-25T08:53:10Z

← Older revision		Revision as of 04:53, 25 August 2009
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	Follow best practices for accessibility (e.g. example of a [http://northtemple.com/1608 checklist]), especially with regard to [http://en.wikipedia.org/wiki/Color_blindness colorblindness].		Follow best practices for accessibility (e.g. example of a [http://northtemple.com/1608 checklist]), especially with regard to [http://en.wikipedia.org/wiki/Color_blindness colorblindness].

			=== HTML ===

			* <!DOCTYPE HTML>

			=== JavaScript ===

			* ...

	=== Animations ===		=== Animations ===

Subzero at 00:51, 14 August 2009

2009-08-14T00:51:51Z

← Older revision		Revision as of 20:51, 13 August 2009
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	=== Sound ===		=== Sound ===

	* Format(s): [http://en.wikipedia.org/wiki/Vorbis OGG Vorbis]		* Format(s): [http://en.wikipedia.org/wiki/Vorbis OGG Vorbis] (Note 1)
	* Bit rate: TBD		* Bit rate: TBD
	* Max. size per lesson: 3~4MB		* Max. size per lesson: 3~4MB
	* Recommended tools: [http://audacity.sourceforge.net/ Audacity]		* Recommended tools: [http://audacity.sourceforge.net/ Audacity]
	* Notes: ~~TBD~~		* Notes:
			# https://developer.mozilla.org/En/Media_formats_supported_by_the_audio_and_video_elements

	=== Video ===		=== Video ===

	* Format(s): TBD		* Format(s): TBD (Note 1)
	* Recommended tools: TBD		* Recommended tools: TBD
	* Notes: TBD		* Notes: TBD
	* ...		# https://developer.mozilla.org/En/Media_formats_supported_by_the_audio_and_video_elements

ChristophD at 10:23, 13 August 2009

2009-08-13T10:23:36Z

← Older revision		Revision as of 06:23, 13 August 2009
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	==== Accessibility ====		==== Accessibility ====

	...		Follow best practices for accessibility (e.g. example of a [http://northtemple.com/1608 checklist]), especially with regard to [http://en.wikipedia.org/wiki/Color_blindness colorblindness].

	=== Animations ===		=== Animations ===

Subzero at 21:48, 12 August 2009

2009-08-12T21:48:41Z

← Older revision		Revision as of 17:48, 12 August 2009
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	* Recommended tools: TBD		* Recommended tools: TBD
	* Notes: TBD		* Notes: TBD
	* ...		The Karma animations are created using JavScript and the Karma plugin. At this moment we haven't defined a mechanism to "export" (and "import") one animation. But copying and pasting the code (of the animation) will be enough in most cases.

	=== Images ===		=== Images ===

	* Format(s): [http://en.wikipedia.org/wiki/JPEG JPEG], [http://en.wikipedia.org/wiki/Portable_Network_Graphics PNG], [http://en.wikipedia.org/wiki/Scalable_Vector_Graphics SVG] '''(?)'''		* Format(s): [http://en.wikipedia.org/wiki/JPEG JPEG], [http://en.wikipedia.org/wiki/Portable_Network_Graphics PNG], [http://en.wikipedia.org/wiki/Scalable_Vector_Graphics SVG] '''(Note 1, 2 and 3)'''
	* Recommended tools: [http://www.adobe.com/products/illustrator/ Adobe Illustrator] (non-free), [http://www.corel.com CorelDRAW] (non-free)~~, [http://www.gimp.org/ GIMP], [http://www.inkscape.org/ Inkscape]~~		* Recommended tools: [http://www.inkscape.org/ Inkscape], [http://www.gimp.org/ GIMP], [http://www.adobe.com/products/illustrator/ Adobe Illustrator] (non-free), [http://www.corel.com CorelDRAW] (non-free)
	* Max. resolution: 1200*900		* Max. resolution: 1200*900 px
	* Notes: ~~TBD~~		* Notes:
			#To handle SVG files will be necessary to create a parser svg2canvas in order to introduce them as objects inside canvas element.
			#Animated SVG content will be hard to reproduce using canvas.
			#SVG animations seems slow under the XO-1 (Tested with [http://raphaeljs.com/ RaphaelJS] and Browse)

	=== Sound ===		=== Sound ===

ChristophD at 11:14, 12 August 2009

2009-08-12T11:14:34Z

← Older revision		Revision as of 07:14, 12 August 2009
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	<noinclude>{{GoogleTrans-en}}{{TOCright}}</noinclude>		<noinclude>{{GoogleTrans-en}}{{TOCright}}</noinclude>

	=== Introduction ===		=== Introduction ===

	~~Notes: recommendations,~~

	Two main goals should be kept in mind when creating Karma lessons:		Two main goals should be kept in mind when creating Karma lessons:

ChristophD at 11:13, 12 August 2009

2009-08-12T11:13:54Z

← Older revision		Revision as of 07:13, 12 August 2009
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	=== Introduction ===		=== Introduction ===

	Notes: recommendations, goals: easy to adapt, run on as much hardware as possibe, XO-1 ~~somewhat of a~~ baseline		Notes: recommendations,

			Two main goals should be kept in mind when creating Karma lessons:

			# they should be easy to adapt
			# they should run on as much hardware as possibe with OLPC's XO-1 laptop representing the baseline

	=== General Notes ===		=== General Notes ===

ChristophD at 11:11, 12 August 2009

2009-08-12T11:11:37Z

← Older revision		Revision as of 07:11, 12 August 2009
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	=== Introduction ===		=== Introduction ===

			Notes: recommendations, goals: easy to adapt, run on as much hardware as possibe, XO-1 somewhat of a baseline

	==== ~~Constraints~~ ====		=== General Notes ===

			==== Hardware constraints ====

	Since a large percentage (if not the majority) of Karma users are envisioned to be using OLPC XO-1 laptops, netbooks, older hardware or generally relatively slow systems there are several performance constraints that need to be taken into account when designing Karma lessons.		Since a large percentage (if not the majority) of Karma users are envisioned to be using OLPC XO-1 laptops, netbooks, older hardware or generally relatively slow systems there are several performance constraints that need to be taken into account when designing Karma lessons.
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	* Mass storage: Since especially the XO-1 laptop only has very limited local mass storage (1GB) lessons should be kept reasonably small.		* Mass storage: Since especially the XO-1 laptop only has very limited local mass storage (1GB) lessons should be kept reasonably small.
	* Connectivity: Karma lessons must not assume constant connectivity with a locally (e.g. [http://wiki.laptop.org/go/School_server XS]) or globally available server. Support for storing data locally will be provided by Karma.		* Connectivity: Karma lessons must not assume constant connectivity with a locally (e.g. [http://wiki.laptop.org/go/School_server XS]) or globally available server. Support for storing data locally will be provided by Karma.

			==== Accessibility ====

			...

	=== Animations ===		=== Animations ===

ChristophD at 11:05, 12 August 2009

2009-08-12T11:05:52Z

← Older revision		Revision as of 07:05, 12 August 2009
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	Since a large percentage (if not the majority) of Karma users are envisioned to be using OLPC XO-1 laptops, netbooks, older hardware or generally relatively slow systems there are several performance constraints that need to be taken into account when designing Karma lessons.		Since a large percentage (if not the majority) of Karma users are envisioned to be using OLPC XO-1 laptops, netbooks, older hardware or generally relatively slow systems there are several performance constraints that need to be taken into account when designing Karma lessons.

	* CPU/Memory: The baseline regarding available performance is the XO-1 laptop which comes with an AMD Geode LX 433MHz CPU and 256MB RAM [http://wiki.sugarlabs.org/go/Karma/Specifications full specifications]. This limits the use of high-resolution multimedia, animations and videos to some degree.		* CPU/Memory: The baseline regarding available performance is the XO-1 laptop which comes with an AMD Geode LX 433MHz CPU and 256MB RAM ([http://wiki.sugarlabs.org/go/Karma/Specifications full specifications]). This limits the use of high-resolution multimedia, animations and videos to some degree.
	* Display: Karma lessons should work well on displays with a resolution of 1024*768 (whereby a part of the display may be taken up by browser UI elements!).		* Display: Karma lessons should work well on displays with a resolution of 1024*768 (whereby a part of the display may be taken up by browser UI elements!).
	* Mass storage: Since especially the XO-1 laptop only has very limited local mass storage (1GB) lessons should be kept reasonably small.		* Mass storage: Since especially the XO-1 laptop only has very limited local mass storage (1GB) lessons should be kept reasonably small.

ChristophD at 11:03, 12 August 2009

2009-08-12T11:03:08Z

← Older revision		Revision as of 07:03, 12 August 2009
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	Since a large percentage (if not the majority) of Karma users are envisioned to be using OLPC XO-1 laptops, netbooks, older hardware or generally relatively slow systems there are several performance constraints that need to be taken into account when designing Karma lessons.		Since a large percentage (if not the majority) of Karma users are envisioned to be using OLPC XO-1 laptops, netbooks, older hardware or generally relatively slow systems there are several performance constraints that need to be taken into account when designing Karma lessons.

	* CPU/Memory:		* CPU/Memory: The baseline regarding available performance is the XO-1 laptop which comes with an AMD Geode LX 433MHz CPU and 256MB RAM [http://wiki.sugarlabs.org/go/Karma/Specifications full specifications]. This limits the use of high-resolution multimedia, animations and videos to some degree.
	* Display: Karma lessons should work well on displays with a resolution of 1024*768 (whereby a part of the display may be taken up by browser UI elements!).		* Display: Karma lessons should work well on displays with a resolution of 1024*768 (whereby a part of the display may be taken up by browser UI elements!).
	* Mass storage: Since especially the XO-1 laptop only has very limited local mass storage (1GB) lessons should be kept reasonably small.		* Mass storage: Since especially the XO-1 laptop only has very limited local mass storage (1GB) lessons should be kept reasonably small.

ChristophD at 10:55, 12 August 2009

2009-08-12T10:55:54Z

← Older revision		Revision as of 06:55, 12 August 2009
Line 9:		Line 9:

	* CPU/Memory:		* CPU/Memory:
	* Display:		* Display: Karma lessons should work well on displays with a resolution of 1024*768 (whereby a part of the display may be taken up by browser UI elements!).
	* Mass storage:		* Mass storage: Since especially the XO-1 laptop only has very limited local mass storage (1GB) lessons should be kept reasonably small.
	* Connectivity:		* Connectivity: Karma lessons must not assume constant connectivity with a locally (e.g. [http://wiki.laptop.org/go/School_server XS]) or globally available server. Support for storing data locally will be provided by Karma.


	=== Animations ===		=== Animations ===