how to solve "Undefined symbols for architecture armv7" when I add OpenCV in ARDrone ios? -


when add opencv project, happens "undefined symbols architecture armv7".

it won't compile when remove opencv code.

opengl can work before adding opencv.

i have read this question didn't work me. 1 knows this?

    undefined symbols architecture armv7:   "opengl_texture_destroy(ardroneopengltexture*)", referenced from:       -[openglsprite dealloc] in openglsprite.o   "opengl_texture_draw(ardroneopengltexture*, unsigned int)", referenced from:       -[openglsprite drawself] in openglsprite.o   "opengl_texture_init(ardroneopengltexture*)", referenced from:       -[openglsprite initwithframe:withscaling:withprogram:withdrone:withdelegate:] in openglsprite.o   "opengl_texture_scale_compute(ardroneopengltexture*, ardronesize, ardronescaling)", referenced from:       -[openglsprite initwithframe:withscaling:withprogram:withdrone:withdelegate:] in openglsprite.o       -[openglsprite checknewresolution] in openglsprite.o       -[openglsprite setscaling:] in openglsprite.o ld: symbol(s) not found architecture armv7 clang: error: linker command failed exit code 1 (use -v see invocation)


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