iphone - resize image 600x600 to 100x100 programmatically -

i have image height 600 , width 600 want display image programmatically in uiimageview 100x100. try image not original image add screen shoot of image first 100x100 , second 200x200. second fine.but first 1 not original image. idea please

in.h

@interface viewcontroller : uiviewcontroller {     iboutlet uiimageview *imageview1;     iboutlet uiimageview *imageview2; } @end 

in.m

- (void)viewdidload {     [super viewdidload];     imageview1.frame=cgrectmake(100, 50, 100, 100);     imageview2.frame=cgrectmake(50, 200, 200, 200);     imageview1.image = [uiimage imagenamed:@"untitled-7.png"];     imageview2.image = [uiimage imagenamed:@"untitled-7.png"]; } 

please try this

uiimage *originalimage = [uiimage imagenamed:@"5.png"];         cgsize destinationsize = cgsizemake(100, 100);         uigraphicsbeginimagecontext(destinationsize);         [originalimage drawinrect:cgrectmake(0,0,destinationsize.width,destinationsize.height)];         uiimage *newimage = uigraphicsgetimagefromcurrentimagecontext();         uigraphicsendimagecontext();         uiimageview *newimageview = [[uiimageview alloc] initwithframe:cgrectmake(20, 20, 100, 100)];         newimageview.image = newimage;         [self.view addsubview:newimageview];