From 34fbbb3e54cadaf2eaac8db165b01b1a7c9f3789 Mon Sep 17 00:00:00 2001 From: Marcos Luciano Date: Fri, 12 Feb 2021 15:47:54 -0300 Subject: [PATCH] Update readme.md --- readme.md | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/readme.md b/readme.md index 97c4a53..d035da3 100644 --- a/readme.md +++ b/readme.md @@ -298,6 +298,17 @@ Note: If your model are listed in native tab, you can use [my native folder](htt ## +### Extract metadata +You can get metadata from deepstream in Python and C++. For C++, you need edit deepstream-app or deepstream-test code. For Python your need install and edit deepstream_python_apps. + +You need manipulate NvDsObjectMeta (Python/C++), NvDsFrameMeta (Python/C++) and NvOSD_RectParams (Python/C++) to get label, position, etc. of bboxs. + +In C++ deepstream-app application, your code need be in analytics_done_buf_prob function. In C++/Python deepstream-test application, your code need be in osd_sink_pad_buffer_probe/tiler_src_pad_buffer_probe function. + +Python is slightly slower than C (about 5-10%). + +## + This code is open-source. You can use as you want. :) If you want me to create commercial DeepStream SDK projects for you, contact me at email address available in GitHub.