565 optimization bake off
Two optimized versions of 565 decode and encode have been created. One by Qualcomm and the other by STE. The STE version needs to be updated to fit into libjpeg-turbo and compared to the qualcomm version. The winner, goes upstream.
Blueprint information
Whiteboard
Status:
Meta:
Roadmap id: MMWG2011-
Headline:
libjpeg-turbo for android, ubuntu and upstream contain the best 565 implementation as determined by a bakeoff comparison between the two implementations.
Acceptance:
Libjpeg-turbo is able to encode and decode 565 encoded images by extension of the JCS_EXT_565 support. Android, ubuntu and the upstream libjpeg-turbo community have all accepted their respective submission forms.
Work Items
Work items:
Rework STE patches from their libjpeg form to libjpeg-turbo : TODO
STE patches pass tjunittest : TODO
STE patches tjbench numbers have been gathered : TODO
STE patches skia-bench numbers have been gathered : TODO
comparison between the two implementations has been done, winner selected: TODO
ubuntu packages updated: TODO
Linaro android git tree updated and code within builds : TODO
upstream libjpeg-turbo community receives patches and accepted into codebase : TODO
