Replace by this :
For y=TexHeight-1 To 0 Step -1
For x=0 To TexWidth-1
Checkimage[y,x,0]=PointeurImg[pp+2]
Checkimage[y,x,1]=PointeurImg[pp+1]
Checkimage[y,x,2]=PointeurImg[pp+0]
pp=pp+3
Next
Next
Now, why this changed for the 1.10 ?
Image is loaded in BGR order.