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samples/cpp/simd_basic.cpp
49 строк
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Liutong HAN
Clean up the Universal Intrinsic API.
13 окт 2023, 14:23
13 окт 2023, 14:23
a287605
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#include "opencv2/core.hpp" #include "opencv2/core/simd_intrinsics.hpp" using namespace cv; int main(int /*argc*/, char** /*argv*/) { printf("================== macro dump ===================\n"); #ifdef CV_SIMD printf("CV_SIMD is defined: " CVAUX_STR(CV_SIMD) "\n"); #ifdef CV_SIMD_WIDTH printf("CV_SIMD_WIDTH is defined: " CVAUX_STR(CV_SIMD_WIDTH) "\n"); #endif #ifdef CV_SIMD128 printf("CV_SIMD128 is defined: " CVAUX_STR(CV_SIMD128) "\n"); #endif #ifdef CV_SIMD256 printf("CV_SIMD256 is defined: " CVAUX_STR(CV_SIMD256) "\n"); #endif #ifdef CV_SIMD512 printf("CV_SIMD512 is defined: " CVAUX_STR(CV_SIMD512) "\n"); #endif #ifdef CV_SIMD_64F printf("CV_SIMD_64F is defined: " CVAUX_STR(CV_SIMD_64F) "\n"); #endif #ifdef CV_SIMD_FP16 printf("CV_SIMD_FP16 is defined: " CVAUX_STR(CV_SIMD_FP16) "\n"); #endif #else printf("CV_SIMD is NOT defined\n"); #endif #ifdef CV_SIMD printf("================= sizeof checks =================\n"); printf("sizeof(v_uint8) = %d\n", (int)sizeof(v_uint8)); printf("sizeof(v_int32) = %d\n", (int)sizeof(v_int32)); printf("sizeof(v_float32) = %d\n", (int)sizeof(v_float32)); printf("================== arithm check =================\n"); v_uint8 a = vx_setall_u8(10); v_uint8 c = v_add(a, vx_setall_u8(45)); printf("v_get0(vx_setall_u8(10) + vx_setall_u8(45)) => %d\n", (int)v_get0(c)); #else printf("\nSIMD intrinsics are not available. Check compilation target and passed build options.\n"); #endif printf("===================== done ======================\n"); return 0; }