fix: limit UNet stride to tile size

api/onnx_web/server/params.py

@@ -140,7 +140,7 @@ def pipeline_from_request(
         get_config_value("overlap", "max"),
         get_config_value("overlap", "min"),
     )
-    stride = get_and_clamp_float(
+    stride = get_and_clamp_int(
         request.args,
         "stride",
         get_config_value("stride"),
@@ -148,6 +148,10 @@ def pipeline_from_request(
         get_config_value("stride", "min"),
     )
 
+    if stride > tiles:
+        logger.info("limiting stride to tile size, %s > %s", stride, tiles)
+        stride = tiles
+
     seed = int(request.args.get("seed", -1))
     if seed == -1:
         # this one can safely use np.random because it produces a single value

gui/src/components/control/ImageControl.tsx

@@ -34,6 +34,9 @@ export function ImageControl(props: ImageControlProps) {
     staleTime: STALE_TIME,
   });
 
+  // max stride is the lesser of tile size and server's max stride
+  const maxStride = Math.max(controlState.tiles, params.stride.max);
+
   return <Stack spacing={2}>
     <Stack direction='row' spacing={4}>
       <QueryList
@@ -181,7 +184,7 @@ export function ImageControl(props: ImageControlProps) {
       <NumericField
         label={t('parameter.stride')}
         min={params.stride.min}
-        max={params.stride.max}
+        max={maxStride}
         step={params.stride.step}
         value={controlState.stride}
         onChange={(stride) => {

gui/src/state.ts

@@ -220,6 +220,7 @@ export function baseParamsFromServer(defaults: ServerParams): Required<BaseImgPa
     tiledVAE: defaults.tiledVAE.default,
     tiles: defaults.tiles.default,
     overlap: defaults.overlap.default,
+    stride: defaults.stride.default,
   };
 }