Python bindings sample apps cant run

please refer to this topic. we suggest using fakesink, which will not show the output video. here is the method.

  1. add this modification patch.txt (168 Bytes)in deepstream_test3_app.
  2. rebuild test3 then execute export NVDS_TEST3_PERF_MODE=1 && ./deepstream-test3-app dstest3_config.yml