[Model] Add Picodet RKNPU2 (#635)

* * 更新picodet cpp代码

* * 更新文档
* 更新picodet cpp example

* * 删除无用的debug代码
* 新增python example

* * 修改c++代码

* * 修改python代码

* * 修改postprocess代码

* 修复没有scale_factor导致的bug

* 修复错误

* 更正代码格式

* 更正代码格式

python/fastdeploy/vision/detection/ppdet/__init__.py

@@ -52,6 +52,11 @@ class PaddleDetPostprocessor:
         """
         return self._postprocessor.run(runtime_results)
 
+    def apply_decode_and_nms(self):
+        """This function will enable decode and nms in postprocess step.
+        """
+        return self._postprocessor.apply_decode_and_nms()
+
 
 class PPYOLOE(FastDeployModel):
     def __init__(self,
@@ -70,7 +75,6 @@ class PPYOLOE(FastDeployModel):
         """
         super(PPYOLOE, self).__init__(runtime_option)
 
-        assert model_format == ModelFormat.PADDLE, "PPYOLOE model only support model format of ModelFormat.Paddle now."
         self._model = C.vision.detection.PPYOLOE(
             model_file, params_file, config_file, self._runtime_option,
             model_format)
@@ -179,7 +183,6 @@ class PicoDet(PPYOLOE):
 
         super(PPYOLOE, self).__init__(runtime_option)
 
-        assert model_format == ModelFormat.PADDLE, "PicoDet model only support model format of ModelFormat.Paddle now."
         self._model = C.vision.detection.PicoDet(
             model_file, params_file, config_file, self._runtime_option,
             model_format)

python/fastdeploy/vision/detection/rknpu2/__init__.py

@@ -1,44 +0,0 @@
-# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
-#
-# 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.
-from __future__ import absolute_import
-from typing import Union, List
-import logging
-from .... import FastDeployModel, ModelFormat
-from .... import c_lib_wrap as C
-from .. import PPYOLOE
-
-
-class RKPicoDet(PPYOLOE):
-    def __init__(self,
-                 model_file,
-                 params_file,
-                 config_file,
-                 runtime_option=None,
-                 model_format=ModelFormat.RKNN):
-        """Load a PicoDet model exported by PaddleDetection.
-
-        :param model_file: (str)Path of model file, e.g picodet/model.pdmodel
-        :param params_file: (str)Path of parameters file, e.g picodet/model.pdiparams, if the model_fomat is ModelFormat.ONNX, this param will be ignored, can be set as empty string
-        :param config_file: (str)Path of configuration file for deployment, e.g ppyoloe/infer_cfg.yml
-        :param runtime_option: (fastdeploy.RuntimeOption)RuntimeOption for inference this model, if it's None, will use the default backend on CPU
-        :param model_format: (fastdeploy.ModelForamt)Model format of the loaded model
-        """
-
-        super(PPYOLOE, self).__init__(runtime_option)
-
-        assert model_format == ModelFormat.RKNN, "RKPicoDet model only support model format of ModelFormat.RKNN now."
-        self._model = C.vision.detection.RKPicoDet(
-            model_file, params_file, config_file, self._runtime_option,
-            model_format)
-        assert self.initialized, "RKPicoDet model initialize failed."