[AZ-171] Enable dynamic batch size for ONNX, TensorRT, and CoreML exports

Made-with: Cursor

src/exports.py

@@ -37,6 +37,7 @@ def export_onnx(model_path, batch_size=None):
         format="onnx",
         imgsz=constants.config.export.onnx_imgsz,
         batch=batch_size,
+        dynamic=True,
         simplify=True,
         nms=True,
     )
@@ -47,13 +48,15 @@ def export_coreml(model_path):
     model.export(
         format="coreml",
         imgsz=constants.config.export.onnx_imgsz,
+        dynamic=True,
     )
 
 
 def export_tensorrt(model_path):
     YOLO(model_path).export(
         format='engine',
-        batch=4,
+        batch=8,
+        dynamic=True,
         half=True,
         simplify=True,
         nms=True