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How to accelerate JPEG compression and decompression: Difference between revisions

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{{ApplicableFor
{{ApplicableFor
|MPUs list=STM32MP13x, STM32MP15x, STM32MP25x
|MPUs list=STM32MP13x, STM32MP15x, STM32MP21x, STM32MP23x, STM32MP25x
|MPUs checklist=STM32MP13x, STM32MP15x, STM32MP25x
|MPUs checklist=STM32MP13x, STM32MP15x, STM32MP21x, STM32MP23x, STM32MP25x
}}
}}
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It is possible to accelerate JPEG compression and decompression by replacing the default libjpeg<ref>http://libjpeg.sourceforge.net/ libjpeg official web site</ref> library with the libjpeg-turbo<ref>https://libjpeg-turbo.org/ libjpeg-turbo official web site</ref>library that uses the [[NEON_overview | Arm<sup>&reg;</sup> NEON<sup>&trade;</sup>]] technology.
It is possible to accelerate JPEG compression and decompression by replacing the default libjpeg<ref>http://libjpeg.sourceforge.net/ libjpeg official web site</ref> library with the libjpeg-turbo<ref>https://libjpeg-turbo.org/ libjpeg-turbo official web site</ref>library that uses the [[NEON_overview | Arm<sup>&reg;</sup> NEON<sup>&trade;</sup>]] technology.


== How to check the libjpeg-turbo installation ==
== How to check the libjpeg-turbo installation ==
  {{Board$}} dpkg -l | grep jpeg
  {{Board$}}dpkg -l | grep jpeg
  ...
  ...
  '''Hardware accelerated JPEG compression/decompression library'''
  '''Hardware accelerated JPEG compression/decompression library'''

Latest revision as of 14:12, 7 October 2024↑

Applicable for STM32MP13x lines, STM32MP15x lines, STM32MP21x lines, STM32MP23x lines, STM32MP25x lines

It is possible to accelerate JPEG compression and decompression by replacing the default libjpeg[1] library with the libjpeg-turbo[2]library that uses the Arm® NEON™ technology.

1. How to check the libjpeg-turbo installation↑

dpkg -l | grep jpeg
...
Hardware accelerated JPEG compression/decompression library
...

2. How to add the libjpeg-turbo in your distribution↑

Browse the OpenEmbedded libjpeg-turbo recipe documentation[3]

3. References↑

  1. ↑ http://libjpeg.sourceforge.net/ libjpeg official web site
  2. ↑ https://libjpeg-turbo.org/ libjpeg-turbo official web site
  3. ↑ https://layers.openembedded.org/layerindex/recipe/45003 OpenEmbedded libjpeg-turbo recipe documentation



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