Hi,guys
I met some problems when using “nvds_copy_obj_meta” in deepstream-app. It seems this function has not been defined in libnvdsgst_meta.so. The relevant log is as follows:
apps/deepstream-app$ make
cc -o deepstream-app deepstream_app.o deepstream_app_main.o deepstream_app_config_parser.o ../../apps-common/src/deepstream_tracker_bin.o ../../apps-common/src/deepstream_primary_gie_bin.o ../../apps-common/src/deepstream_source_bin.o ../../apps-common/src/deepstream_config_file_parser.o ../../apps-common/src/deepstream_common.o ../../apps-common/src/deepstream_sink_bin.o ../../apps-common/src/deepstream_perf.o ../../apps-common/src/deepstream_dewarper_bin.o ../../apps-common/src/deepstream_dsexample.o ../../apps-common/src/deepstream_secondary_gie_bin.o ../../apps-common/src/deepstream_tiled_display_bin.o ../../apps-common/src/deepstream_osd_bin.o ../../apps-common/src/deepstream_streammux.o -L/opt/nvidia/deepstream/deepstream-4.0/lib/ -lnvdsgst_meta -lnvds_meta -lnvdsgst_helper -lnvds_utils -lm -lgstrtspserver-1.0 -Wl,-rpath,/opt/nvidia/deepstream/deepstream-4.0/lib/ `pkg-config --libs gstreamer-1.0 gstreamer-video-1.0 x11`
deepstream_app_main.o: In function `bbox_generated':
deepstream_app_main.c:(.text+0x3f8): undefined reference to `nvds_copy_obj_meta'
collect2: error: ld returned 1 exit status
Makefile:59: recipe for target 'deepstream-app' failed
make: *** [deepstream-app] Error 1