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bindnvdsmeta.cpp
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/*
* SPDX-FileCopyrightText: Copyright (c) 2021-2022 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
// NvDsMeta
#include "bind_string_property_definitions.h"
#include "bindnvdsmeta.hpp"
namespace py = pybind11;
namespace pydeepstream {
void bindnvdsmeta(py::module &m) {
/*Start of Bindings for nvdsmeta.h*/
py::enum_<NvDsMetaType>(m, "NvDsMetaType",
pydsdoc::nvmeta::MetaTypeDoc::descr)
.value("NVDS_INVALID_META", NVDS_INVALID_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_INVALID_META)
.value("NVDS_BATCH_META", NVDS_BATCH_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_BATCH_META)
.value("NVDS_FRAME_META", NVDS_FRAME_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_FRAME_META)
.value("NVDS_OBJ_META", NVDS_OBJ_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_OBJ_META)
.value("NVDS_DISPLAY_META", NVDS_DISPLAY_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_DISPLAY_META)
.value("NVDS_CLASSIFIER_META", NVDS_CLASSIFIER_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_CLASSIFIER_META)
.value("NVDS_LABEL_INFO_META", NVDS_LABEL_INFO_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_LABEL_INFO_META)
.value("NVDS_USER_META", NVDS_USER_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_USER_META)
.value("NVDS_PAYLOAD_META", NVDS_PAYLOAD_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_PAYLOAD_META)
.value("NVDS_EVENT_MSG_META", NVDS_EVENT_MSG_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_EVENT_MSG_META)
.value("NVDS_OPTICAL_FLOW_META", NVDS_OPTICAL_FLOW_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_OPTICAL_FLOW_META)
.value("NVDS_LATENCY_MEASUREMENT_META",
NVDS_LATENCY_MEASUREMENT_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_LATENCY_MEASUREMENT_META)
.value("NVDSINFER_TENSOR_OUTPUT_META",
NVDSINFER_TENSOR_OUTPUT_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDSINFER_TENSOR_OUTPUT_META)
.value("NVDSINFER_SEGMENTATION_META",
NVDSINFER_SEGMENTATION_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDSINFER_SEGMENTATION_META)
/*adding new field*/
.value("NVDS_CROP_IMAGE_META", NVDS_CROP_IMAGE_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_CROP_IMAGE_META)
.value("NVDS_TRACKER_PAST_FRAME_META",
NVDS_TRACKER_PAST_FRAME_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_TRACKER_PAST_FRAME_META)
.value("NVDS_TRACKER_BATCH_REID_META",
NVDS_TRACKER_BATCH_REID_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_TRACKER_BATCH_REID_META)
.value("NVDS_TRACKER_OBJ_REID_META",
NVDS_TRACKER_OBJ_REID_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_TRACKER_OBJ_REID_META)
.value("NVDS_AUDIO_BATCH_META", NVDS_AUDIO_BATCH_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_AUDIO_BATCH_META)
.value("NVDS_AUDIO_FRAME_META", NVDS_AUDIO_FRAME_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_AUDIO_FRAME_META)
.value("NVDS_RESERVED_META", NVDS_RESERVED_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_RESERVED_META)
.value("NVDS_GST_CUSTOM_META", NVDS_GST_CUSTOM_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_GST_CUSTOM_META)
.value("NVDS_START_USER_META", NVDS_START_USER_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_START_USER_META)
.value("NVDS_FORCE32_META", NVDS_FORCE32_META,
pydsdoc::nvmeta::MetaTypeDoc::NVDS_FORCE32_META)
.export_values();
py::class_<NvDsComp_BboxInfo>(m, "NvDsComp_BboxInfo",
pydsdoc::nvmeta::NvDsComp_BboxInfoDoc::descr)
.def(py::init<>())
.def_readwrite("org_bbox_coords",
&NvDsComp_BboxInfo::org_bbox_coords)
.def("cast",
[](void *data) {
return (NvDsComp_BboxInfo *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::NvDsComp_BboxInfoDoc::cast)
.def("cast",
[](size_t data) {
return (NvDsComp_BboxInfo *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::NvDsComp_BboxInfoDoc::cast);
py::class_<NvDsMetaPool>(m, "NvDsMetaPool",
pydsdoc::nvmeta::MetaPoolDoc::descr)
.def(py::init<>())
.def_readwrite("meta_type", &NvDsMetaPool::meta_type)
.def_readwrite("max_elements_in_pool",
&NvDsMetaPool::max_elements_in_pool)
.def_readwrite("element_size", &NvDsMetaPool::element_size)
.def_readwrite("num_empty_elements",
&NvDsMetaPool::num_empty_elements)
.def_readwrite("num_full_elements",
&NvDsMetaPool::num_full_elements)
.def_readwrite("empty_list", &NvDsMetaPool::empty_list)
.def_readwrite("full_list", &NvDsMetaPool::full_list)
.def("cast",
[](void *data) {
return (NvDsMetaPool *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::MetaPoolDoc::cast)
.def("cast",
[](size_t data) {
return (NvDsMetaPool *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::MetaPoolDoc::cast);
py::class_<NvDsBaseMeta>(m, "NvDsBaseMeta",
pydsdoc::nvmeta::BaseMetaDoc::descr)
.def(py::init<>())
.def_readwrite("batch_meta", &NvDsBaseMeta::batch_meta)
.def_readwrite("meta_type", &NvDsBaseMeta::meta_type)
.def_readwrite("uContext", &NvDsBaseMeta::uContext)
.def("cast",
[](void *data) {
return (NvDsBaseMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::BaseMetaDoc::cast)
.def("cast",
[](size_t data) {
return (NvDsBaseMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::BaseMetaDoc::cast);
py::class_<NvDsBatchMeta>(m, "NvDsBatchMeta",
pydsdoc::nvmeta::BatchMetaDoc::descr)
.def(py::init<>())
.def_readwrite("base_meta", &NvDsBatchMeta::base_meta)
.def_readwrite("max_frames_in_batch",
&NvDsBatchMeta::max_frames_in_batch)
.def_readwrite("num_frames_in_batch",
&NvDsBatchMeta::num_frames_in_batch)
.def_readwrite("frame_meta_pool",
&NvDsBatchMeta::frame_meta_pool)
.def_readwrite("obj_meta_pool", &NvDsBatchMeta::obj_meta_pool)
.def_readwrite("classifier_meta_pool",
&NvDsBatchMeta::classifier_meta_pool)
.def_readwrite("display_meta_pool",
&NvDsBatchMeta::display_meta_pool)
.def_readwrite("user_meta_pool", &NvDsBatchMeta::user_meta_pool)
.def_readwrite("label_info_meta_pool",
&NvDsBatchMeta::label_info_meta_pool)
.def_readwrite("frame_meta_list",
&NvDsBatchMeta::frame_meta_list)
.def_readwrite("batch_user_meta_list",
&NvDsBatchMeta::batch_user_meta_list)
.def_readwrite("meta_mutex", &NvDsBatchMeta::meta_mutex)
.def("cast",
[](void *data) {
return (NvDsBatchMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::BatchMetaDoc::cast)
.def("cast",
[](size_t data) {
return (NvDsBatchMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::BatchMetaDoc::cast)
.def_property("misc_batch_info",
[](NvDsBatchMeta &self) -> py::array {
auto dtype = py::dtype(
py::format_descriptor<int>::format());
auto base = py::array(dtype,
{MAX_USER_FIELDS},
{sizeof(int)});
return py::array(dtype, {MAX_USER_FIELDS},
{sizeof(int)},
self.misc_batch_info, base);
},
[](NvDsBatchMeta &self) {})
.def_property("reserved",
[](NvDsBatchMeta &self) -> py::array {
auto dtype = py::dtype(
py::format_descriptor<int>::format());
auto base = py::array(dtype,
{MAX_RESERVED_FIELDS},
{sizeof(int)});
return py::array(dtype, {MAX_RESERVED_FIELDS},
{sizeof(int)}, self.reserved,
base);
},
[](NvDsBatchMeta &self) {});
py::class_<NvDsFrameMeta>(m, "NvDsFrameMeta",
pydsdoc::nvmeta::FrameMetaDoc::descr)
.def(py::init<>())
.def_readwrite("base_meta", &NvDsFrameMeta::base_meta)
.def_readwrite("pad_index", &NvDsFrameMeta::pad_index)
.def_readwrite("batch_id", &NvDsFrameMeta::batch_id)
.def_readwrite("frame_num", &NvDsFrameMeta::frame_num)
.def_readwrite("buf_pts", &NvDsFrameMeta::buf_pts)
.def_readwrite("ntp_timestamp", &NvDsFrameMeta::ntp_timestamp)
.def_readwrite("source_id", &NvDsFrameMeta::source_id)
.def_readwrite("num_surfaces_per_frame",
&NvDsFrameMeta::num_surfaces_per_frame)
.def_readwrite("source_frame_width",
&NvDsFrameMeta::source_frame_width)
.def_readwrite("source_frame_height",
&NvDsFrameMeta::source_frame_height)
.def_readwrite("surface_type", &NvDsFrameMeta::surface_type)
.def_readwrite("surface_index", &NvDsFrameMeta::surface_index)
.def_readwrite("num_obj_meta", &NvDsFrameMeta::num_obj_meta)
.def_readwrite("bInferDone", &NvDsFrameMeta::bInferDone)
.def_readwrite("obj_meta_list", &NvDsFrameMeta::obj_meta_list)
.def_readwrite("display_meta_list",
&NvDsFrameMeta::display_meta_list)
.def_readwrite("frame_user_meta_list",
&NvDsFrameMeta::frame_user_meta_list)
.def("cast",
[](void *data) {
return (NvDsFrameMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::FrameMetaDoc::cast)
.def("cast",
[](size_t data) {
return (NvDsFrameMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::FrameMetaDoc::cast)
.def_property("misc_frame_info",
[](NvDsFrameMeta &self) -> py::array {
auto dtype = py::dtype(
py::format_descriptor<int>::format());
auto base = py::array(dtype,
{MAX_USER_FIELDS},
{sizeof(int)});
return py::array(dtype, {MAX_USER_FIELDS},
{sizeof(int)},
self.misc_frame_info, base);
},
[](NvDsFrameMeta &self) {})
.def_property("reserved",
[](NvDsFrameMeta &self) -> py::array {
auto dtype = py::dtype(
py::format_descriptor<int>::format());
auto base = py::array(dtype,
{MAX_RESERVED_FIELDS},
{sizeof(int)});
return py::array(dtype, {MAX_RESERVED_FIELDS},
{sizeof(int)}, self.reserved,
base);
},
[](NvDsBatchMeta &self) {});
py::class_<NvDsObjectMeta>(m, "NvDsObjectMeta",
pydsdoc::nvmeta::ObjectMetaDoc::descr)
.def(py::init<>())
.def_readwrite("base_meta", &NvDsObjectMeta::base_meta)
.def_readwrite("parent", &NvDsObjectMeta::parent)
.def_readwrite("unique_component_id",
&NvDsObjectMeta::unique_component_id)
.def_readwrite("class_id", &NvDsObjectMeta::class_id)
.def_readwrite("object_id", &NvDsObjectMeta::object_id)
.def_readwrite("detector_bbox_info",
&NvDsObjectMeta::detector_bbox_info)
.def_readwrite("tracker_bbox_info",
&NvDsObjectMeta::tracker_bbox_info)
.def_readwrite("confidence", &NvDsObjectMeta::confidence)
.def_readwrite("tracker_confidence",
&NvDsObjectMeta::tracker_confidence)
.def_readwrite("rect_params", &NvDsObjectMeta::rect_params)
.def_readwrite("mask_params", &NvDsObjectMeta::mask_params)
.def_readwrite("text_params", &NvDsObjectMeta::text_params)
.def("cast",
[](void *data) {
return (NvDsObjectMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::ObjectMetaDoc::cast)
.def("cast",
[](size_t data) {
return (NvDsObjectMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::ObjectMetaDoc::cast)
.def_property("obj_label",
STRING_CHAR_ARRAY(NvDsObjectMeta, obj_label))
.def_readwrite("classifier_meta_list",
&NvDsObjectMeta::classifier_meta_list)
.def_readwrite("obj_user_meta_list",
&NvDsObjectMeta::obj_user_meta_list)
.def_property("misc_obj_info",
[](NvDsObjectMeta &self) -> py::array {
auto dtype = py::dtype(
py::format_descriptor<int>::format());
auto base = py::array(dtype,
{MAX_USER_FIELDS},
{sizeof(int)});
return py::array(dtype, {MAX_USER_FIELDS},
{sizeof(int)},
self.misc_obj_info, base);
},
[](NvDsObjectMeta &self) {})
.def_property("reserved",
[](NvDsObjectMeta &self) -> py::array {
auto dtype = py::dtype(
py::format_descriptor<int>::format());
auto base = py::array(dtype,
{MAX_RESERVED_FIELDS},
{sizeof(int)});
return py::array(dtype, {MAX_RESERVED_FIELDS},
{sizeof(int)}, self.reserved,
base);
},
[](NvDsObjectMeta &self) {});
py::class_<NvDsClassifierMeta>(m, "NvDsClassifierMeta",
pydsdoc::nvmeta::ClassifierMetaDoc::descr)
.def(py::init<>())
.def_readwrite("base_meta", &NvDsClassifierMeta::base_meta)
.def_readwrite("num_labels", &NvDsClassifierMeta::num_labels)
.def_readwrite("unique_component_id",
&NvDsClassifierMeta::unique_component_id)
.def("cast",
[](void *data) {
return (NvDsClassifierMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::ClassifierMetaDoc::cast)
.def("cast",
[](size_t data) {
return (NvDsClassifierMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::ClassifierMetaDoc::cast)
.def_readwrite("label_info_list",
&NvDsClassifierMeta::label_info_list);
py::class_<NvDsLabelInfo>(m, "NvDsLabelInfo",
pydsdoc::nvmeta::LabelInfoDoc::descr)
.def(py::init<>())
.def_readwrite("base_meta", &NvDsLabelInfo::base_meta)
.def_readwrite("num_classes", &NvDsLabelInfo::num_classes)
.def_property("result_label",
STRING_CHAR_ARRAY(NvDsLabelInfo, result_label))
.def("cast",
[](void *data) {
return (NvDsLabelInfo *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::LabelInfoDoc::cast)
.def("cast",
[](size_t data) {
return (NvDsLabelInfo *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::LabelInfoDoc::cast)
.def_readwrite("pResult_label", &NvDsLabelInfo::pResult_label)
.def_readwrite("result_class_id",
&NvDsLabelInfo::result_class_id)
.def_readwrite("label_id", &NvDsLabelInfo::label_id)
.def_readwrite("result_prob", &NvDsLabelInfo::result_prob);
py::class_<NvDsDisplayMeta>(m, "NvDsDisplayMeta",
pydsdoc::nvmeta::DisplayMetaDoc::descr)
.def(py::init<>())
.def_readwrite("base_meta", &NvDsDisplayMeta::base_meta)
.def_readwrite("num_rects", &NvDsDisplayMeta::num_rects)
.def_readwrite("num_labels", &NvDsDisplayMeta::num_labels)
.def_readwrite("num_lines", &NvDsDisplayMeta::num_lines)
.def_readwrite("num_arrows", &NvDsDisplayMeta::num_arrows)
.def_readwrite("num_circles", &NvDsDisplayMeta::num_circles)
.def_property_readonly("rect_params",
[](const NvDsDisplayMeta &self) {
std::vector<const NvOSD_RectParams *> vRectParams;
for (const auto &rect_param : self.rect_params) {
vRectParams.push_back(
&rect_param);
}
return vRectParams;
},
py::return_value_policy::reference)
.def_property_readonly("text_params",
[](const NvDsDisplayMeta &self) {
std::vector<const NvOSD_TextParams *> vTextParams;
for (const auto &text_param : self.text_params) {
vTextParams.push_back(
&text_param);
}
return vTextParams;
},
py::return_value_policy::reference)
.def_property_readonly("line_params",
[](const NvDsDisplayMeta &self) {
std::vector<const NvOSD_LineParams *> vlineParams;
for (const auto &line_param : self.line_params) {
vlineParams.push_back(
&line_param);
}
return vlineParams;
},
py::return_value_policy::reference)
.def_property_readonly("arrow_params",
[](const NvDsDisplayMeta &self) {
std::vector<const NvOSD_ArrowParams *> varrowParams;
for (const auto &arrow_param : self.arrow_params) {
varrowParams.push_back(
&arrow_param);
}
return varrowParams;
},
py::return_value_policy::reference)
.def_property_readonly("circle_params",
[](const NvDsDisplayMeta &self) {
std::vector<const NvOSD_CircleParams *> vcircleParams;
for (const auto &circle_param : self.circle_params) {
vcircleParams.push_back(
&circle_param);
}
return vcircleParams;
},
py::return_value_policy::reference)
.def("cast",
[](void *data) {
return (NvDsDisplayMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::DisplayMetaDoc::cast)
.def("cast",
[](size_t data) {
return (NvDsDisplayMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::DisplayMetaDoc::cast)
.def_property("misc_osd_data",
[](NvDsDisplayMeta &self) -> py::array {
auto dtype = py::dtype(
py::format_descriptor<int>::format());
auto base = py::array(dtype,
{MAX_USER_FIELDS},
{sizeof(int)});
return py::array(dtype, {MAX_USER_FIELDS},
{sizeof(int)},
self.misc_osd_data, base);
},
[](NvDsDisplayMeta &self) {})
.def_property("reserved",
[](NvDsDisplayMeta &self) -> py::array {
auto dtype = py::dtype(
py::format_descriptor<int>::format());
auto base = py::array(dtype,
{MAX_RESERVED_FIELDS},
{sizeof(int)});
return py::array(dtype, {MAX_RESERVED_FIELDS},
{sizeof(int)}, self.reserved,
base);
},
[](NvDsDisplayMeta &self) {});
py::class_<NvDsUserMeta>(m, "NvDsUserMeta",
pydsdoc::nvmeta::UserMetaDoc::descr)
.def(py::init<>())
.def_readwrite("base_meta", &NvDsUserMeta::base_meta)
.def_readwrite("user_meta_data", &NvDsUserMeta::user_meta_data)
.def("cast",
[](void *data) {
return (NvDsUserMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::UserMetaDoc::cast)
.def("cast",
[](size_t data) {
return (NvDsUserMeta *) data;
},
py::return_value_policy::reference,
pydsdoc::nvmeta::UserMetaDoc::cast);
}
}