deepstream create_pipeline.create_common_elements 分析

參考之前 https://yingrenn.blogspot.com/2023/03/deepstream-createpipeline.html

create_common_elements {

    common_elements.segvisual_bin = create_segvisual_bin

    common_elements.secondary_gie_bin = create_secondary_gie_bin {

        bin.sink - tee - queue - bin.src

        bin->sub_bins[] = create_secondary_gie {

            secondary_gie = nvinfer | nvinferserver

            if (is_parent || has_children) {

                queue

            }

            if (no_children) {

                queue - secondary_gie - fakesink

            } else {

                queue - secondary_gie - tee

            }

        }

        if (parent_index == -1) {

            tee - sub_bins[i].queue

        } else if (sub_bins[parent_index].tee) {

            sub_bins[parent_index].tee - sub_bins[i].queue

        } else {

            sub_bins[parent_index].secondary_gie - sub_bins[i].secondary_gie

        }

    }

    common_elements.secondary_preprocess_bin = create_secondary_preprocess_bin

    common_elements.dsanalytics_bin = create_dsanalytics_bin

    common_elements.tracker_bin = create_tracking_bin

    common_elements.primary_gie_bin = create_primary_gie_bin

    common_elements.preprocess_bin = create_preprocess_bin

    common_elements.msg_conv = gst_element_factory_make

    common_elements.tee = gst_element_factory_make

    

    sink_elem - preprocess_bin - primary_gie_bin - tracker_bin - dsanalytics_bin - secondary_preprocess_bin - secondary_gie_bin - segvisual_bin - msg_conv - tee - src_elem

}