Closed fatalfeel closed 2 years ago
Got answer
/root/nt9833x/dlib/dlib/CMakeLists.txt
if (DLIB_PNG_SUPPORT) include(cmake_utils/find_libpng.cmake) if (PNG_FOUND) include_directories(${PNG_INCLUDE_DIR}) set (dlib_needed_libraries ${dlib_needed_libraries} ${PNG_LIBRARIES}) else()
include_directories(external/libpng external/zlib)
set(source_files ${source_files}
external/libpng/arm/arm_init.c
external/libpng/arm/filter_neon_intrinsics.c
external/libpng/arm/palette_neon_intrinsics.c ##############add this
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root@linux:~/nt9833x/dlib/examples/build# cmake .. -G"Unix Makefiles" -DCMAKE_TOOLCHAIN_FILE=toolchain.make -DCMAKE_BUILD_TYPE=Release
cmake --build . --config Release -- VERBOSE=1
/usr/bin/cmake -E cmake_link_script CMakeFiles/dnn_mmod_train_find_cars_ex.dir/link.txt --verbose=1 /opt/ivot/aarch64-ca53-linux-gnueabihf-8.4/bin/aarch64-ca53-linux-gnu-g++ -O3 -DNDEBUG -rdynamic CMakeFiles/dnn_mmod_train_find_cars_ex.dir/dnn_mmod_train_find_cars_ex.cpp.o -o dnn_mmod_train_find_cars_ex dlib_build/libdlib.a -lpthread /opt/ivot/aarch64-ca53-linux-gnueabihf-8.4/bin/../lib/gcc/aarch64-ca53-linux-gnu/8.4.0/../../../../aarch64-ca53-linux-gnu/bin/ld: dlib_build/libdlib.a(pngrtran.c.o): in function
png_do_read_transformations': pngrtran.c:(.text+0x5800): undefined reference to
png_do_expand_palette_rgba8_neon' /opt/ivot/aarch64-ca53-linux-gnueabihf-8.4/bin/../lib/gcc/aarch64-ca53-linux-gnu/8.4.0/../../../../aarch64-ca53-linux-gnu/bin/ld:pngrtran.c:(.text+0x5b0c): undefined reference to
png_riffle_palette_neon' /opt/ivot/aarch64-ca53-linux-gnueabihf-8.4/bin/../lib/gcc/aarch64-ca53-linux-gnu/8.4.0/../../../../aarch64-ca53-linux-gnu/bin/ld: pngrtran.c:(.text+0x6ed4): undefined reference to
png_do_expand_palette_rgb8_neon' collect2: error: ld returned 1 exit status CMakeFiles/dnn_mmod_train_find_cars_ex.dir/build.make:97: recipe for target 'dnn_mmod_train_find_cars_ex' failed make[2]: [dnn_mmod_train_find_cars_ex] Error 1 make[2]: Leaving directory '/root/nt9833x/dlib/examples/build' CMakeFiles/Makefile2:977: recipe for target 'CMakeFiles/dnn_mmod_train_find_cars_ex.dir/all' failed make[1]: [CMakeFiles/dnn_mmod_train_find_cars_ex.dir/all] Error 2 make[1]: Leaving directory '/root/nt9833x/dlib/examples/build' Makefile:90: recipe for target 'all' failed/////////////////////////////// png_do_expand_palette_rgba8_neon in /root/image_sdk/dlib/dlib/external/libpng/arm/palette_neon_intrinsics.c