v03 update

app.py

@@ -323,7 +323,7 @@ def main(args):
     inputs_size = gr.Radio(choices=[320, 640, 1280], value=inference_size, label="inference size")
     input_conf = gr.Slider(0, 1, step=slider_step, value=nms_conf, label="confidence threshold")
     inputs_iou = gr.Slider(0, 1, step=slider_step, value=nms_iou, label="IoU threshold")
-    inputs_maxnum = gr.Textbox(lines=1, placeholder="Maximum number of detections", value=max_detnum, label="Maximum number of detections")
+    inputs_maxnum = gr.Number(value=max_detnum, label="Maximum number of detections")
     inputs_clsName = gr.CheckboxGroup(choices=model_cls_name, value=model_cls_name, type="index", label="category")
     inputs_opt = gr.CheckboxGroup(choices=["label", "pdf", "json"],
                                          value=["label", "pdf"],