METHOD AND DEVICE FOR COLOUR ADJUSTMENT Russian patent published in 2017 - IPC H04N9/64 G06K9/40 G09G5/02 

Abstract RU 2628532 C1

FIELD: physics.

SUBSTANCE: method of colour adjustment is proposed, and it comprises: obtaining frame data from a frame buffer; converting the frame data from the original colour space to the linear original colour space by a reverse gamma correction process to obtain the frame data in the linear original colour space; converting the frame data in the linear original colour space to a linear target colour space to obtain frame data in the linear target colour space; and performing gamma correction of the frame data in the linear target colour space using the target gamma coefficient to obtain the frame data in the target colour space.

EFFECT: in the invention by performing the inverse data frame gamma correction process from a frame buffer, transformation past inverse gamma correction on frame data in the linear target colour space and performing the frame data to gamma correction in the linear target colour space for receiving the frame data in the target colour space, solved the problem of inconsistent effects display of the same data frame to multiple devices, the effect is realised in accordance to coordinated display and the same data shot on different devices.

9 cl, 5 dwg

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RU 2 628 532 C1

Authors

Lyu Anyuj

Tszi Chuanshun

Li Goshen

Dates

2017-08-18Published

2015-10-30Filed