[Model] Add is_mini_pad and stride for YOLOv5 python (#949)

* add onnx_ort_runtime demo

* rm in requirements

* support batch eval

* fixed MattingResults bug

* move assignment for DetectionResult

* integrated x2paddle

* add model convert readme

* update readme

* re-lint

* add processor api

* Add MattingResult Free

* change valid_cpu_backends order

* add ppocr benchmark

* mv bs from 64 to 32

* fixed quantize.md

* fixed quantize bugs

* Add Monitor for benchmark

* update mem monitor

* Set trt_max_batch_size default 1

* fixed ocr benchmark bug

* support yolov5 in serving

* Fixed yolov5 serving

* Fixed postprocess

* update yolov5 to 7.0

* add poros runtime demos

* update readme

* Support poros abi=1

* rm useless note

* deal with comments

* support pp_trt for ppseg

* fixed symlink problem

* Add is_mini_pad and stride for yolov5

Co-authored-by: Jason <jiangjiajun@baidu.com>

python/fastdeploy/vision/detection/contrib/yolov5.py

@@ -54,6 +54,20 @@ class YOLOv5Preprocessor:
         """
         return self._preprocessor.is_scale_up
 
+    @property
+    def is_mini_pad(self):
+        """
+        is_mini_pad for preprocessing, pad to the minimum rectange which height and width is times of stride, default false
+        """
+        return self._preprocessor.is_mini_pad
+
+    @property
+    def stride(self):
+        """
+        stride for preprocessing, only for mini_pad mode, default 32
+        """
+        return self._preprocessor.stride
+
     @size.setter
     def size(self, wh):
         assert isinstance(wh, (list, tuple)),\
@@ -77,6 +91,19 @@ class YOLOv5Preprocessor:
             bool), "The value to set `is_scale_up` must be type of bool."
         self._preprocessor.is_scale_up = value
 
+    @is_mini_pad.setter
+    def is_mini_pad(self, value):
+        assert isinstance(
+            value,
+            bool), "The value to set `is_mini_pad` must be type of bool."
+        self._preprocessor.is_mini_pad = value
+
+    @stride.setter
+    def stride(self, value):
+        assert isinstance(
+            stride, int), "The value to set `stride` must be type of int."
+        self._preprocessor.stride = value
+
 
 class YOLOv5Postprocessor:
     def __init__(self):