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TDA4VM: ti-processor-sdk-rtos-j721e-evm-07_01_00_11的工程怎么调用dsplib_c66x_3_4_0_0里的函数?

Part Number: TDA4VM
Other Parts Discussed in Thread: SYSBIOS

ti-processor-sdk-rtos-j721e-evm-07_01_00_11的工程怎么调用dsplib_c66x_3_4_0_0里的函数?已经包含了头文件,但还是找不到函数,报了这个错

 undefined       first referenced                                                                                                                                                                       
  symbol             in file                                                                                                                                                                            
 ---------       ----------------                                                                                                                                                                       
 DSPF_sp_mat_mul /media/jinchen/newdisk/ti-7.1.1_10-27/ti-processor-sdk-rtos-j721e-evm-07_01_00_11/vision_apps/out/J7/C66/SYSBIOS/release/vx_target_kernels_apa_imgproc_c66.lib<vx_img_remap_target.obj>

error: unresolved symbols remain