BeautyShotm (beauty) analysis

1, performance problems

1.1, the access methodologies

Access location and data format comprising

• MTK: previewDefault YV12or I420, captureby default YUYV(Note: MTKyou can modify the yuvformat)
• QCOM: previewAnd capturedefault areNV21

1.2, the client system issues

• Memory read and write speed is OK
• Whether made limited frequency limit of nuclear deal
• Cooling system is OK

1.3, the algorithm performance issues

• A featuredata format does not do performance optimization
• Heating equipment CPUdown the processing time increases down the accounting method ( previewusing the GPUprocess, reference DOCmethod)
• If the customer chip performance is poor, you can use the wrong frame version

2, the effect of the problem

2.1, inconsistent Preview and Capture effect

Basic each customer will be referred to the problem
solution:

1. previewAnd captureuse two sets of parameters
2. previewAlso open to autoskintoneargument

2.2, freckle problem

2.3, color issues

2.4, the problem greenish

2.5, dermabrasion problem

2.6, chin and neck at the excessive skin darker

2.7, white teeth problems