Framing widget done

.gitignore

@@ -1,2 +1,3 @@
 __pycache__
-env
+env
+out.png

negative_raw.nef.xmp

@@ -0,0 +1,169 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<x:xmpmeta xmlns:x="adobe:ns:meta/" x:xmptk="XMP Core 4.4.0-Exiv2">
+ <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
+  <rdf:Description rdf:about=""
+    xmlns:exif="http://ns.adobe.com/exif/1.0/"
+    xmlns:xmp="http://ns.adobe.com/xap/1.0/"
+    xmlns:xmpMM="http://ns.adobe.com/xap/1.0/mm/"
+    xmlns:darktable="http://darktable.sf.net/"
+    xmlns:dc="http://purl.org/dc/elements/1.1/"
+    xmlns:lr="http://ns.adobe.com/lightroom/1.0/"
+   exif:DateTimeOriginal="2025:07:26 16:46:04.370"
+   xmp:Rating="0"
+   xmpMM:DerivedFrom="negative_raw.nef"
+   darktable:import_timestamp="63889663903342009"
+   darktable:change_timestamp="-1"
+   darktable:export_timestamp="63889663939611277"
+   darktable:print_timestamp="-1"
+   darktable:xmp_version="5"
+   darktable:raw_params="0"
+   darktable:auto_presets_applied="1"
+   darktable:history_end="11"
+   darktable:iop_order_version="4"
+   darktable:history_auto_hash="d760eeba94580ffacc8656d2f1b16c05"
+   darktable:history_current_hash="d760eeba94580ffacc8656d2f1b16c05">
+   <darktable:masks_history>
+    <rdf:Seq/>
+   </darktable:masks_history>
+   <darktable:history>
+    <rdf:Seq>
+     <rdf:li
+      darktable:num="0"
+      darktable:operation="rawprepare"
+      darktable:enabled="1"
+      darktable:modversion="2"
+      darktable:params="000000000000000000000000000000005802580258025802143e000000000000"
+      darktable:multi_name=""
+      darktable:multi_name_hand_edited="0"
+      darktable:multi_priority="0"
+      darktable:blendop_version="14"
+      darktable:blendop_params="gz11eJxjYIAACQYYOOHEgAZY0QWAgBGLGANDgz0Ej1Q+dcF/IADRAGpyHQU="/>
+     <rdf:li
+      darktable:num="1"
+      darktable:operation="demosaic"
+      darktable:enabled="1"
+      darktable:modversion="4"
+      darktable:params="0000000000000000000000000500000001000000cdcc4c3e"
+      darktable:multi_name=""
+      darktable:multi_name_hand_edited="0"
+      darktable:multi_priority="0"
+      darktable:blendop_version="14"
+      darktable:blendop_params="gz11eJxjYIAACQYYOOHEgAZY0QWAgBGLGANDgz0Ej1Q+dcF/IADRAGpyHQU="/>
+     <rdf:li
+      darktable:num="2"
+      darktable:operation="colorin"
+      darktable:enabled="1"
+      darktable:modversion="7"
+      darktable:params="gz48eJzjZhgFowABWAbaAaNgwAEAOQAAEA=="
+      darktable:multi_name=""
+      darktable:multi_name_hand_edited="0"
+      darktable:multi_priority="0"
+      darktable:blendop_version="14"
+      darktable:blendop_params="gz11eJxjYIAACQYYOOHEgAZY0QWAgBGLGANDgz0Ej1Q+dcF/IADRAGpyHQU="/>
+     <rdf:li
+      darktable:num="3"
+      darktable:operation="colorout"
+      darktable:enabled="1"
+      darktable:modversion="5"
+      darktable:params="gz35eJxjZBgFo4CBAQAEEAAC"
+      darktable:multi_name=""
+      darktable:multi_name_hand_edited="0"
+      darktable:multi_priority="0"
+      darktable:blendop_version="14"
+      darktable:blendop_params="gz11eJxjYIAACQYYOOHEgAZY0QWAgBGLGANDgz0Ej1Q+dcF/IADRAGpyHQU="/>
+     <rdf:li
+      darktable:num="4"
+      darktable:operation="gamma"
+      darktable:enabled="1"
+      darktable:modversion="1"
+      darktable:params="0000000000000000"
+      darktable:multi_name=""
+      darktable:multi_name_hand_edited="0"
+      darktable:multi_priority="0"
+      darktable:blendop_version="14"
+      darktable:blendop_params="gz11eJxjYIAACQYYOOHEgAZY0QWAgBGLGANDgz0Ej1Q+dcF/IADRAGpyHQU="/>
+     <rdf:li
+      darktable:num="5"
+      darktable:operation="temperature"
+      darktable:enabled="1"
+      darktable:modversion="4"
+      darktable:params="004003400000803f0080b33f0000000004000000"
+      darktable:multi_name=""
+      darktable:multi_name_hand_edited="0"
+      darktable:multi_priority="0"
+      darktable:blendop_version="14"
+      darktable:blendop_params="gz11eJxjYIAACQYYOOHEgAZY0QWAgBGLGANDgz0Ej1Q+dcF/IADRAGpyHQU="/>
+     <rdf:li
+      darktable:num="6"
+      darktable:operation="highlights"
+      darktable:enabled="1"
+      darktable:modversion="4"
+      darktable:params="050000000000803f00000000000000000000803f000000001e00000006000000cdcccc3e000000400000000000000000"
+      darktable:multi_name=""
+      darktable:multi_name_hand_edited="0"
+      darktable:multi_priority="0"
+      darktable:blendop_version="14"
+      darktable:blendop_params="gz11eJxjYGBgYARiCQYYOOHEgAZY0QWgejBBgz0Ej1Q+dcF/IADRAGwSHQY="/>
+     <rdf:li
+      darktable:num="7"
+      darktable:operation="channelmixerrgb"
+      darktable:enabled="1"
+      darktable:modversion="3"
+      darktable:params="gz04eJxjYGiwZ8AAxIqRD9iAmAmIWYCYEYifft9jZ6e11076Z6sryC5GqDwAs0IJJA=="
+      darktable:multi_name="_builtin_scene-referred default"
+      darktable:multi_name_hand_edited="0"
+      darktable:multi_priority="0"
+      darktable:blendop_version="14"
+      darktable:blendop_params="gz08eJxjYGBgYAFiCQYYOOHEgAZY0QWAgBGLGANDgz0Ej1Q+dlAx68oBEMbFxwX+AwGIBgCbGCeh"/>
+     <rdf:li
+      darktable:num="8"
+      darktable:operation="exposure"
+      darktable:enabled="1"
+      darktable:modversion="6"
+      darktable:params="00000000000080b93333333f00004842000080c001000000"
+      darktable:multi_name="_builtin_scene-referred default"
+      darktable:multi_name_hand_edited="0"
+      darktable:multi_priority="0"
+      darktable:blendop_version="14"
+      darktable:blendop_params="gz08eJxjYGBgYAFiCQYYOOHEgAZY0QWAgBGLGANDgz0Ej1Q+dlAx68oBEMbFxwX+AwGIBgCbGCeh"/>
+     <rdf:li
+      darktable:num="9"
+      darktable:operation="filmicrgb"
+      darktable:enabled="1"
+      darktable:modversion="6"
+      darktable:params="gz02eJybNXOy49kzXw60vp7owAAGDkD6hBMEQ8AsoBr9ZRU2IDG1yHQHruvKQHaDPUz+7BkfO2YgzQLEjFAxRiQ2DDBBaQC8LhQY"
+      darktable:multi_name="_builtin_scene-referred default"
+      darktable:multi_name_hand_edited="0"
+      darktable:multi_priority="0"
+      darktable:blendop_version="14"
+      darktable:blendop_params="gz08eJxjYGBgYAFiCQYYOOHEgAZY0QWAgBGLGANDgz0Ej1Q+dlAx68oBEMbFxwX+AwGIBgCbGCeh"/>
+     <rdf:li
+      darktable:num="10"
+      darktable:operation="flip"
+      darktable:enabled="1"
+      darktable:modversion="2"
+      darktable:params="ffffffff"
+      darktable:multi_name="_builtin_auto"
+      darktable:multi_name_hand_edited="0"
+      darktable:multi_priority="0"
+      darktable:blendop_version="14"
+      darktable:blendop_params="gz11eJxjYIAACQYYOOHEgAZY0QWAgBGLGANDgz0Ej1Q+dcF/IADRAGpyHQU="/>
+    </rdf:Seq>
+   </darktable:history>
+   <dc:subject>
+    <rdf:Bag>
+     <rdf:li>darktable</rdf:li>
+     <rdf:li>exported</rdf:li>
+     <rdf:li>format</rdf:li>
+     <rdf:li>nef</rdf:li>
+    </rdf:Bag>
+   </dc:subject>
+   <lr:hierarchicalSubject>
+    <rdf:Bag>
+     <rdf:li>darktable|exported</rdf:li>
+     <rdf:li>darktable|format|nef</rdf:li>
+    </rdf:Bag>
+   </lr:hierarchicalSubject>
+  </rdf:Description>
+ </rdf:RDF>
+</x:xmpmeta>

negstation/image_pipeline.py

@@ -9,10 +9,22 @@ class ImagePipeline:
         self.id_counter = 0
         self.stages = {}
         self.stagedata = {}
+        self.stagedata_full = {}
+
+    def load_stages(self, stages:dict):
+        self.stages = stages
+        self.stagedata.clear()
+        self.stagedata_full.clear()
+        self.id_counter = len(stages)
+        for id, stage in self.stages.items():
+            print(id, stage)
+            self.stagedata[id] = None
+            self.stagedata_full[id] = None
 
     def register_stage(self, name: str):
         self.stages[self.id_counter] = name
         self.stagedata[self.id_counter] = None
+        self.stagedata_full[self.id_counter] = None
         self.bus.publish_deferred("pipeline_stages", self.stages)
         self.id_counter += 1
         return self.id_counter-1
@@ -22,18 +34,32 @@ class ImagePipeline:
             self.stages[id] = name
             self.bus.publish_deferred("pipeline_stages", self.stages)
 
-    def publish(self, id: int, img: np.ndarray):
-        self.stagedata[id] = img.astype(np.float32)
-        self.bus.publish_deferred("pipeline_stage", (id, self.stagedata[id]))
+    def publish(self, id: int, img: np.ndarray, full_res=False):
+        if img is None:
+            return
+        if full_res:
+            self.stagedata_full[id] = img.astype(np.float32)
+            self.bus.publish_deferred(
+                "pipeline_stage_full", (id, self.stagedata_full[id]))
+        else:
+            self.stagedata[id] = img.astype(np.float32)
+            self.bus.publish_deferred(
+                "pipeline_stage", (id, self.stagedata[id]))
 
     def get_stage_data(self, id: int):
-        if id >= 0 and id < len(self.stages):
+        if id in self.stagedata:
             return self.stagedata[id]
         else:
             return None
+        
+    def get_stage_data_full(self, id: int):
+        if id in self.stagedata_full:
+            return self.stagedata_full[id]
+        else:
+            return None
 
     def get_stage_name(self, id: int):
-        if id >= 0 and id < len(self.stages):
+        if id in self.stages:
             return self.stages[id]
         else:
             return None

negstation/layout_manager.py

@@ -20,12 +20,15 @@ class LayoutManager:
     def save_layout(self):
         self.logger.info("Saving layout...")
         dpg.save_init_file(self.INI_PATH)
-        widget_data = [
-            {"widget_type": type(w).__name__, "config": w.get_config()}
-            for w in self.manager.widgets
-        ]
+        layout_data = {
+            "pipeline_order" : { k:v  for k, v in self.manager.pipeline.stages.items() },
+            "widgets": [
+                {"widget_type": type(w).__name__, "config": w.get_config()}
+                for w in self.manager.widgets
+            ]
+        }
         with open(self.WIDGET_DATA_PATH, "w") as f:
-            json.dump(widget_data, f, indent=4)
+            json.dump(layout_data, f, indent=4)
         self.logger.info("Layout saved successfully.")
 
     def load_layout(self):
@@ -33,10 +36,17 @@ class LayoutManager:
         if not os.path.exists(self.WIDGET_DATA_PATH):
             return
         with open(self.WIDGET_DATA_PATH, "r") as f:
-            widget_data = json.load(f)
+            layout_data = json.load(f)
+
+        # Load all widgets
+        widget_data = layout_data["widgets"]
         for data in widget_data:
             if data.get("widget_type") in self.manager.widget_classes:
-                self.manager._add_widget(widget_type=data.get("widget_type"))
+                self.manager._add_widget(widget_type=data.get("widget_type"), config=data.get("config"))
+
+        # Reset the image pipeline and reload it
+        pipelinestages = { int(k):v for k, v in layout_data["pipeline_order"].items() }
+        self.manager.pipeline.load_stages(pipelinestages)
 
         if os.path.exists(self.INI_PATH):
             dpg.configure_app(init_file=self.INI_PATH)

negstation/negstation.py

@@ -13,8 +13,7 @@ from .layout_manager import LayoutManager
 
 from .widgets.base_widget import BaseWidget
 
-logging.basicConfig(level=logging.INFO,
-                    format="%(asctime)s %(levelname)s %(message)s")
+logging.basicConfig(level=logging.INFO, format="%(asctime)s %(levelname)s %(message)s")
 logger = logging.getLogger(__name__)
 
 
@@ -62,24 +61,51 @@ class EditorManager:
                         and cls is not ModuleBaseWidget
                         and cls.register
                     ):
-                        logging.info(
-                            f"  -> Found and registered widget: {name}")
+                        logging.info(f"  -> Found and registered widget: {name}")
                         self._register_widget(name, cls)
             except Exception as e:
                 logging.error(f"Failed to import widget '{py_file.name}': {e}")
 
     def _register_widget(self, name: str, widget_class: object):
         if name in self.widget_classes:
-            logging.warning(
-                f"Widget '{name}' is already registered. Overwriting.")
+            logging.warning(f"Widget '{name}' is already registered. Overwriting.")
         self.widget_classes[name] = widget_class
 
-    def _add_widget(self, widget_type: str):
+    def _add_widget(self, widget_type: str, config: dict = {}):
         WidgetClass = self.widget_classes[widget_type]
         instance = WidgetClass(self, logger)
-        logger.info(f'Created instance: {str(instance)}')
+        logger.info(f"Created instance: {str(instance)}")
         self.widgets.append(instance)
         instance.create()
+        instance.set_config(config)
+
+    def _on_drag(self, sender, app_data, user_data):
+        self.bus.publish_deferred(
+            "mouse_dragged",
+            {
+                "button": (
+                    "right"
+                    if app_data[0] == 0
+                    else ("left" if app_data[0] == 1 else ("middle"))
+                ),
+                "delta": (app_data[1], app_data[2]),
+            },
+        )
+
+    def _on_scroll(self, sender, app_data, user_data):
+        self.bus.publish_deferred("mouse_scrolled", app_data)
+
+    def _on_release(self, sender, app_data, user_data):
+        self.bus.publish_deferred(
+            "mouse_released",
+            {
+                "button": (
+                    "right"
+                    if app_data == 0
+                    else ("left" if app_data == 1 else ("middle"))
+                )
+            },
+        )
 
     def setup(self):
         self._discover_and_register_widgets(
@@ -96,8 +122,12 @@ class EditorManager:
                     label="Save Layout", callback=self.layout_manager.save_layout
                 )
                 dpg.add_menu_item(
-                    label="Quit", callback=lambda: dpg.stop_dearpygui()
+                    label="Run full-res pipeline",
+                    callback=lambda: self.bus.publish_deferred(
+                        "process_full_res", None
+                    ),
                 )
+                dpg.add_menu_item(label="Quit", callback=lambda: dpg.stop_dearpygui())
 
             with dpg.menu(label="View"):
                 for widget_name in sorted(self.widget_classes.keys()):
@@ -107,6 +137,11 @@ class EditorManager:
                         user_data=widget_name,
                     )
 
+            with dpg.handler_registry() as self.handler_registry:
+                dpg.add_mouse_drag_handler(callback=self._on_drag, threshold=1.0)
+                dpg.add_mouse_wheel_handler(callback=self._on_scroll)
+                dpg.add_mouse_release_handler(callback=self._on_release)
+
     def run(self):
         self.setup()
         dpg.setup_dearpygui()

negstation/widgets/base_widget.py

@@ -63,6 +63,10 @@ class BaseWidget:
     def get_config(self):
         """Caled by negstation itself, returns the saved widget config"""
         return self.config
+    
+    def set_config(self, config):
+        """Called by negstation itself but can be overridden by a widget"""
+        self.config = config
 
     # Callbacks
 

negstation/widgets/export_widget.py

@@ -0,0 +1,142 @@
+# import dearpygui.dearpygui as dpg
+# import numpy as np
+
+# from .pipeline_stage_widget import PipelineStageWidget
+
+
+# class ExportStage(PipelineStageWidget):
+#     name = "Export Image"
+#     register = True
+#     has_pipeline_in = True
+#     has_pipeline_out = False
+
+#     def __init__(self, manager, logger):
+#         super().__init__(manager, logger, default_stage_out="opened_image")
+#         self.manager.bus.subscribe(
+#             "process_full_res", self._on_process_full_res, True)
+
+#     def create_pipeline_stage_content(self):
+#         dpg.add_text("Some export fields")
+
+#     def _on_process_full_res(self, data):
+#         self.logger.info("Starting full res pipeline export")
+
+#     def on_pipeline_data(self, img):
+#         if img is None:
+#             return
+#         self.logger.info("low res image received, ignore")
+
+#     def on_full_res_pipeline_data(self, img):
+#         if img is None:
+#             return
+#         h, w, _ = img.shape
+#         self.logger.info(f"Full res image received: {w}x{h}")
+
+
+import os
+import dearpygui.dearpygui as dpg
+import numpy as np
+from PIL import Image
+
+from .pipeline_stage_widget import PipelineStageWidget
+
+
+class ExportStage(PipelineStageWidget):
+    name = "Export Image"
+    register = True
+    has_pipeline_in = True
+    has_pipeline_out = False
+
+    def __init__(self, manager, logger):
+        # we don’t register an output stage — this widget only consumes
+        super().__init__(manager, logger, default_stage_out="unused")
+        # tags for our “Save As” dialog
+        self._save_dialog_tag = dpg.generate_uuid()
+        self._save_path = f"{os.getcwd()}/out.png"
+
+    def create_pipeline_stage_content(self):
+        # Button to pop up the file-save dialog
+        dpg.add_button(label="Save As…",
+                       callback=lambda s,a,u: dpg.configure_item(self._save_dialog_tag, show=True))
+
+        # File dialog for choosing export path & extension
+        with dpg.file_dialog(
+            directory_selector=False,
+            show=False,
+            callback=self._on_save_selected,
+            tag=self._save_dialog_tag,
+            width=400,
+            height=300
+        ):
+            dpg.add_file_extension("PNG {.png}")
+            dpg.add_file_extension("JPEG {.jpg,.jpeg}")
+            dpg.add_file_extension("TIFF {.tif,.tiff}")
+            dpg.add_file_extension("All files {.*}")
+
+        with dpg.child_window(autosize_x=True, autosize_y=True, horizontal_scrollbar=True):
+            self.path_label = dpg.add_text("out.png")
+
+    def _on_save_selected(self, sender, app_data):
+        """
+        Called when the user picks a filename in the Save As… dialog.
+        Stores the path for the next full-res pass.
+        """
+        # app_data is a dict with 'current_path' and 'selections'
+        path = os.path.join(
+            app_data["current_path"],
+            app_data["file_name"]
+        )
+        self._save_path = path
+        self.logger.info(f"Export path set to: {path}")
+        dpg.set_value(self.path_label, path)
+
+    def on_pipeline_data(self, img: np.ndarray):
+        # ignore all previews
+        return
+
+    def on_full_res_pipeline_data(self, img: np.ndarray):
+        """
+        Receives the full-resolution NumPy image when the user fires
+        the “Run full-res pipeline” action. Saves via Pillow.
+        """
+        if img is None:
+            self.logger.error("on_full_res_pipeline_data called with None image")
+            return
+        if not self._save_path:
+            self.logger.warning("No export path set — click Save As… first")
+            return
+
+        # Decide bit depth by extension
+        ext = os.path.splitext(self._save_path)[-1].lower()
+        # Convert floats → uint; or leave ints alone
+        if np.issubdtype(img.dtype, np.floating):
+            if ext in (".tif", ".tiff"):
+                arr = np.clip(img * 65535.0, 0, 65535).astype(np.uint16)
+            else:
+                arr = np.clip(img * 255.0, 0, 255).astype(np.uint8)
+        else:
+            arr = img
+
+        # Determine PIL mode
+        mode = None
+        if arr.ndim == 2:
+            mode = "L"
+        elif arr.ndim == 3:
+            c = arr.shape[2]
+            if c == 3:
+                mode = "RGB"
+            elif c == 4:
+                mode = "RGBA"
+
+        try:
+            im = Image.fromarray(arr, mode) if mode else Image.fromarray(arr)
+
+            # JPEG doesn’t support alpha — drop it
+            if ext in (".jpg", ".jpeg") and im.mode == "RGBA":
+                im = im.convert("RGB")
+
+            im.save(self._save_path)
+        except Exception as e:
+            self.logger.error(f"Failed to save image to {self._save_path}: {e}")
+        else:
+            self.logger.info(f"Saved full-resolution image to {self._save_path}")

negstation/widgets/framing_widget.py

@@ -0,0 +1,178 @@
+import dearpygui.dearpygui as dpg
+import numpy as np
+import time
+import scipy.ndimage as snd
+
+from .stage_viewer_widget import PipelineStageViewer
+
+
+class FramingWidget(PipelineStageViewer):
+    name = "Framing"
+    register = True
+    has_pipeline_in = True
+    has_pipeline_out = True
+
+    def __init__(self, manager, logger):
+        super().__init__(manager, logger)
+
+        self.needs_publishing = False
+
+        # Rotation line endpoints (canvas coords)
+        self.rot_start = None  # (x, y)
+        self.rot_end = None  # (x, y)
+        self.angle = 0.0  # computed deskew angle
+
+        # Crop rect endpoints (canvas coords)
+        self.crop_start = None  # (x, y)
+        self.crop_end = None    # (x, y)
+
+        self.manager.bus.subscribe("img_clicked", self.on_click)
+        self.manager.bus.subscribe("img_dragged", self.on_drag)
+        self.manager.bus.subscribe("img_scrolled", self.on_scroll)
+        self.manager.bus.subscribe("img_released", self.on_release)
+
+    def create_pipeline_stage_content(self):
+        super().create_pipeline_stage_content()
+
+    def on_full_res_pipeline_data(self, img):
+        if img is None:
+            return
+        img = self.rotate(img)
+        self.publish_stage(self.crop(img))
+
+    def on_pipeline_data(self, img):
+        if img is None:
+            return
+        self.original_img = img.copy()
+        self.needs_update = True
+
+        # Apply transformation and publish
+        self.img = self.rotate(img)
+        self.publish_stage(self.crop(self.img))
+
+    def update_texture(self, img):
+        super().update_texture(img)
+
+        # Draw rotation guide
+        if self.rot_start and self.rot_end:
+            p0 = self._pos_to_canvas(self.rot_start)
+            p1 = self._pos_to_canvas(self.rot_end)
+            dpg.draw_line(
+                p1=p0,
+                p2=p1,
+                color=(255, 0, 0, 255),
+                thickness=2,
+                parent=self.drawlist,
+            )
+
+        # Draw crop rect
+        if self.crop_start and self.crop_end:
+            p0 = self._pos_to_canvas(self.crop_start)
+            p1 = self._pos_to_canvas(self.crop_end)
+            dpg.draw_rectangle(
+                pmin=p0,
+                pmax=p1,
+                color=(255, 0, 255, 255),
+                thickness=2,
+                parent=self.drawlist,
+            )
+
+        if self.needs_publishing:
+            img = self.crop(self.img)
+            self.publish_stage(img)
+
+    def _pos_to_canvas(self, img_pos):
+        x, y = img_pos
+        ix, iy = self.image_position
+        iw, ih = self.img.shape[1], self.img.shape[0]
+        sw, sh = self.scaled_size
+        return (ix + x / iw * sw, iy + y / ih * sh)
+
+    def on_click(self, data):
+        if data.get("obj") is not self:
+            return
+        x, y = data.get("pos")
+        if data["button"] == "left":
+            self.rot_start = (x, y)
+            self.rot_end = None
+        elif data["button"] == "right":
+            self.crop_start = (x,y)
+            self.crop_end = None
+        self.needs_update = True
+
+    def on_drag(self, data):
+        if data.get("obj") is not self:
+            return
+        x, y = data.get("pos")
+        if data["button"] == "left":
+            self.rot_end = (x, y)
+        elif data["button"] == "right":
+            self.crop_end = (x,y)
+        self.needs_update = True
+
+    def on_scroll(self, data):
+        if data.get("obj") is not self:
+            return
+
+    def on_release(self, data):
+        if data.get("obj") is not self:
+            return
+        if data["button"] == "left":
+            # End of rotation line dragging
+            dx = self.rot_end[0] - self.rot_start[0]
+            dy = self.rot_end[1] - self.rot_start[1]
+            self.angle += np.degrees(np.arctan2(dy, dx))
+            # Do the rotation
+            self.img = self.rotate(self.original_img)
+            # Delete lines
+            self.rot_start = self.rot_end = None
+            self.needs_publishing = True
+        elif data["button"] == "right":
+            self.needs_publishing = True
+
+        self.needs_update = True
+
+    def rotate(self, img):
+        img = snd.rotate(img, self.angle, reshape=False)
+        return img
+
+    def crop(self, img):
+        """
+        Crop `img` according to a rectangle drawn in the DISPLAY,
+        by converting display‐coords to image‐coords via percentages.
+        """
+        # only crop if user has dragged out a box
+        if not (self.crop_start and self.crop_end):
+            return img
+
+        # 1) get actual image dims
+        h, w = img.shape[:2]
+
+        # 2) get display info (set in update_texture)
+        disp_h, disp_w, _ = self.img.shape
+
+        # 3) unpack the two drag points (in screen coords)
+        sx, sy = self.crop_start
+        ex, ey = self.crop_end
+
+        # 4) normalize into [0..1]
+        nx0 = np.clip(sx / disp_w, 0.0, 1.0)
+        ny0 = np.clip(sy / disp_h, 0.0, 1.0)
+        nx1 = np.clip(ex / disp_w, 0.0, 1.0)
+        ny1 = np.clip(ey / disp_h, 0.0, 1.0)
+
+        # 5) map to image‐pixel coords
+        x0 = int(nx0 * w)
+        y0 = int(ny0 * h)
+        x1 = int(nx1 * w)
+        y1 = int(ny1 * h)
+
+        # 6) sort & clamp again just in case
+        x0, x1 = sorted((max(0, x0), min(w, x1)))
+        y0, y1 = sorted((max(0, y0), min(h, y1)))
+
+        # 7) avoid zero‐area
+        if x0 == x1 or y0 == y1:
+            return img
+
+        return img[y0:y1, x0:x1]

negstation/widgets/histogram_widget.py

@@ -41,6 +41,9 @@ class HistogramWidget(PipelineStageWidget):
         self.img = img
         self.needs_redraw = True
 
+    def on_full_res_pipeline_data(self, img):
+        pass
+
     def update(self):
         # TODO move calculations to on_pipeline_data
         if not self.needs_redraw or self.img is None:

negstation/widgets/invert_stage.py

@@ -14,7 +14,7 @@ class InvertStage(PipelineStageWidget):
         super().__init__(manager, logger, default_stage_out="inverted_image")
     
     def create_pipeline_stage_content(self):
-        dpg.add_text("Inversion is happening here")
+        pass
 
     def on_pipeline_data(self, img):
         if img is None:

negstation/widgets/log_widget.py

@@ -22,6 +22,8 @@ class LogWindowWidget(BaseWidget):
         self.initialized = False
         self.log_tag = dpg.generate_uuid()
         self.log_lines = []
+        self.update_counter = 0
+        self.need_update = False
 
         # Create and attach handler
         self.handler = DPGLogHandler(self._on_log)
@@ -40,7 +42,7 @@ class LogWindowWidget(BaseWidget):
         self.log_lines.append(msg)
         if self.initialized:
             dpg.add_text(msg, parent=self.log_tag)
-            dpg.set_y_scroll(self.log_tag, dpg.get_y_scroll_max(self.log_tag))
+            self.need_update = True
 
     def on_resize(self, width: int, height: int):
         # Optional: could resize child window here if needed
@@ -51,3 +53,11 @@ class LogWindowWidget(BaseWidget):
             self.logger.removeHandler(self.handler)
             self.handler = None
         super()._on_window_close()
+
+    def update(self):
+        if self.need_update:
+            self.update_counter += 1
+            if self.update_counter == 10:
+                dpg.set_y_scroll(self.log_tag, dpg.get_y_scroll_max(self.log_tag))
+                self.update_counter = 0
+                self.need_update = False

negstation/widgets/monochrome_widget.py

@@ -14,7 +14,7 @@ class MonochromeStage(PipelineStageWidget):
         super().__init__(manager, logger, default_stage_out="monochrome")
 
     def create_pipeline_stage_content(self):
-        dpg.add_text("Converting to grayscale...")
+        pass
 
     def on_pipeline_data(self, img):
         if img is None:

negstation/widgets/open_image_widget.py

@@ -15,6 +15,11 @@ class OpenImageWidget(PipelineStageWidget):
         super().__init__(manager, logger, default_stage_out="opened_image")
         self.dialog_tag = dpg.generate_uuid()
         self.output_tag = dpg.generate_uuid()
+        self.img = None
+        self.img_full = None
+
+        self.manager.bus.subscribe(
+            "process_full_res", self._on_process_full_res, True)
 
     def create_pipeline_stage_content(self):
         with dpg.file_dialog(
@@ -46,9 +51,30 @@ class OpenImageWidget(PipelineStageWidget):
         self.logger.info(f"Selected file '{selection}'")
         try:
             img = Image.open(selection).convert("RGBA")
-            arr = np.asarray(img).astype(np.float32) / \
+            rgba = np.asarray(img).astype(np.float32) / \
                 255.0  # normalize to [0,1]
-            # Publish into pipeline
-            self.manager.pipeline.publish(self.pipeline_stage_out_id, arr)
+            h, w, _ = rgba.shape
+
+            # scale for small version
+            max_dim = 500
+            scale = min(1.0, max_dim / w, max_dim / h)
+            if scale < 1.0:
+                # convert to 0–255 uint8, resize with PIL, back to float32 [0–1]
+                pil = Image.fromarray(
+                    (rgba * 255).astype(np.uint8), mode="RGBA")
+                new_w, new_h = int(w * scale), int(h * scale)
+                pil = pil.resize((new_w, new_h), Image.LANCZOS)
+                rgba_small = np.asarray(pil).astype(np.float32) / 255.0
+                w_small, h_small = new_w, new_h
+
+            self.img_full = rgba
+            self.img = rgba_small
+
+            self.manager.pipeline.publish(
+                self.pipeline_stage_out_id, rgba_small)
         except Exception as e:
             self.logger.error(f"Failed to load image {selection}: {e}")
+
+    def _on_process_full_res(self, data):
+        self.manager.pipeline.publish(
+            self.pipeline_stage_out_id, self.img_full, True)

negstation/widgets/open_raw_widget.py

@@ -1,6 +1,8 @@
 import dearpygui.dearpygui as dpg
 import rawpy
 import numpy as np
+import ast
+from PIL import Image
 
 from .pipeline_stage_widget import PipelineStageWidget
 
@@ -18,7 +20,9 @@ class OpenRawWidget(PipelineStageWidget):
         self.config_group = dpg.generate_uuid()
         self.busy_group = dpg.generate_uuid()
         self.raw_path = None
-        self.config = {
+        self.img = None
+        self.img_full = None
+        self.rawconfig = {
             # Demosaic algorithm
             "demosaic_algorithm": rawpy.DemosaicAlgorithm.AHD,
             # Output color space
@@ -39,8 +43,22 @@ class OpenRawWidget(PipelineStageWidget):
             "four_color_rgb":     False,
         }
 
-    def get_config(self):
-        return {}
+        self.demosaic_combo_tag    = dpg.generate_uuid()
+        self.color_space_combo_tag = dpg.generate_uuid()
+        self.output_bps_combo_tag  = dpg.generate_uuid()
+        self.use_cam_wb_tag        = dpg.generate_uuid()
+        self.auto_wb_tag           = dpg.generate_uuid()
+        self.wb_r_slider_tag       = dpg.generate_uuid()
+        self.wb_g_slider_tag       = dpg.generate_uuid()
+        self.wb_b_slider_tag       = dpg.generate_uuid()
+        self.bright_slider_tag     = dpg.generate_uuid()
+        self.no_auto_bright_tag    = dpg.generate_uuid()
+        self.gamma_slider_tag      = dpg.generate_uuid()
+        self.half_size_tag         = dpg.generate_uuid()
+        self.four_color_tag        = dpg.generate_uuid()
+
+        self.manager.bus.subscribe(
+            "process_full_res", self._on_process_full_res, True)
 
     def create_pipeline_stage_content(self):
         with dpg.file_dialog(
@@ -57,90 +75,125 @@ class OpenRawWidget(PipelineStageWidget):
             dpg.add_file_extension(".*")
 
         with dpg.group(tag=self.config_group):
+            # -- Open / Reprocess buttons --
             with dpg.group(horizontal=True):
-                dpg.add_button(label="Open File...",
-                               callback=self._on_open_file)
-                dpg.add_button(label="Reprocess",
-                               callback=self._process_and_publish)
+                dpg.add_button(label="Open File...", callback=self._on_open_file)
+                dpg.add_button(label="Reprocess",  callback=self._process_and_publish)
 
+            # -- Demosaic combo --
             dpg.add_combo(
                 label="Demosaic",
                 items=[alg.name for alg in rawpy.DemosaicAlgorithm],
-                default_value=rawpy.DemosaicAlgorithm.AHD.name,
-                callback=lambda s, a, u: self.config.__setitem__(
-                    "demosaic_algorithm", rawpy.DemosaicAlgorithm[a])
+                default_value=self.rawconfig["demosaic_algorithm"].name,
+                callback=lambda s,a,u: self.rawconfig.__setitem__(
+                    "demosaic_algorithm", rawpy.DemosaicAlgorithm[a]
+                ),
+                tag=self.demosaic_combo_tag
             )
+
+            # -- Color space combo --
             dpg.add_combo(
                 label="Color Space",
                 items=[cs.name for cs in rawpy.ColorSpace],
-                default_value=rawpy.ColorSpace.sRGB.name,
-                callback=lambda s, a, u: self.config.__setitem__(
-                    "output_color", rawpy.ColorSpace[a])
+                default_value=self.rawconfig["output_color"].name,
+                callback=lambda s,a,u: self.rawconfig.__setitem__(
+                    "output_color", rawpy.ColorSpace[a]
+                ),
+                tag=self.color_space_combo_tag
             )
+
+            # -- Bits per sample --
             dpg.add_combo(
                 label="Output Bits",
-                items=["8", "16"],
-                default_value="16",
-                callback=lambda s, a, u: self.config.__setitem__(
-                    "output_bps", int(a))
+                items=["8","16"],
+                default_value=str(self.rawconfig["output_bps"]),
+                callback=lambda s,a,u: self.rawconfig.__setitem__(
+                    "output_bps", int(a)
+                ),
+                tag=self.output_bps_combo_tag
             )
+
+            # -- Checkboxes & sliders --
             dpg.add_checkbox(
                 label="Use Camera WB",
-                default_value=True,
-                callback=lambda s, a, u: self.config.__setitem__(
-                    "use_camera_wb", a)
+                default_value=self.rawconfig["use_camera_wb"],
+                callback=lambda s,a,u: self.rawconfig.__setitem__("use_camera_wb", a),
+                tag=self.use_cam_wb_tag
             )
             dpg.add_checkbox(
                 label="Auto WB",
-                default_value=False,
-                callback=lambda s, a, u: self.config.__setitem__(
-                    "use_auto_wb", a)
+                default_value=self.rawconfig["use_auto_wb"],
+                callback=lambda s,a,u: self.rawconfig.__setitem__("use_auto_wb", a),
+                tag=self.auto_wb_tag
             )
             dpg.add_slider_float(
                 label="Manual WB R Gain",
-                default_value=1.0, min_value=0.1, max_value=4.0,
-                callback=lambda s, a, u: self.config.__setitem__(
-                    "user_wb", (a, self.config["user_wb"][1], self.config["user_wb"][2], self.config["user_wb"][3]))
+                default_value=self.rawconfig["user_wb"][0],
+                min_value=0.1, max_value=4.0,
+                callback=lambda s,a,u: self.rawconfig.__setitem__(
+                    "user_wb", (a, self.rawconfig["user_wb"][1],
+                                self.rawconfig["user_wb"][2], self.rawconfig["user_wb"][3])
+                ),
+                tag=self.wb_r_slider_tag
             )
             dpg.add_slider_float(
                 label="Manual WB G Gain",
-                default_value=1.0, min_value=0.1, max_value=4.0,
-                callback=lambda s, a, u: self.config.__setitem__(
-                    "user_wb", (self.config["user_wb"][0], a, a, self.config["user_wb"][3]))
+                default_value=self.rawconfig["user_wb"][1],
+                min_value=0.1, max_value=4.0,
+                callback=lambda s,a,u: self.rawconfig.__setitem__(
+                    "user_wb", (self.rawconfig["user_wb"][0], a,
+                                self.rawconfig["user_wb"][2], self.rawconfig["user_wb"][3])
+                ),
+                tag=self.wb_g_slider_tag
             )
             dpg.add_slider_float(
                 label="Manual WB B Gain",
-                default_value=1.0, min_value=0.1, max_value=4.0,
-                callback=lambda s, a, u: self.config.__setitem__(
-                    "user_wb", (self.config["user_wb"][0], self.config["user_wb"][1], self.config["user_wb"][2], a))
+                default_value=self.rawconfig["user_wb"][2],
+                min_value=0.1, max_value=4.0,
+                callback=lambda s,a,u: self.rawconfig.__setitem__(
+                    "user_wb", (self.rawconfig["user_wb"][0],
+                                self.rawconfig["user_wb"][1], a,
+                                self.rawconfig["user_wb"][3])
+                ),
+                tag=self.wb_b_slider_tag
             )
             dpg.add_slider_float(
                 label="Bright",
-                default_value=1.0, min_value=0.1, max_value=4.0,
-                callback=lambda s, a, u: self.config.__setitem__("bright", a)
+                default_value=self.rawconfig["bright"],
+                min_value=0.1, max_value=4.0,
+                callback=lambda s,a,u: self.rawconfig.__setitem__("bright", a),
+                tag=self.bright_slider_tag
             )
             dpg.add_checkbox(
                 label="No Auto Bright",
-                default_value=False,
-                callback=lambda s, a, u: self.config.__setitem__(
-                    "no_auto_bright", a)
+                default_value=self.rawconfig["no_auto_bright"],
+                callback=lambda s,a,u: self.rawconfig.__setitem__(
+                    "no_auto_bright", a
+                ),
+                tag=self.no_auto_bright_tag
             )
             dpg.add_slider_float(
                 label="Gamma",
-                default_value=1.0, min_value=0.1, max_value=3.0,
-                callback=lambda s, a, u: self.config.__setitem__("gamma", a)
+                default_value=self.rawconfig["gamma"],
+                min_value=0.1, max_value=3.0,
+                callback=lambda s,a,u: self.rawconfig.__setitem__("gamma", a),
+                tag=self.gamma_slider_tag
             )
             dpg.add_checkbox(
                 label="Half-size",
-                default_value=False,
-                callback=lambda s, a, u: self.config.__setitem__(
-                    "half_size", a)
+                default_value=self.rawconfig["half_size"],
+                callback=lambda s,a,u: self.rawconfig.__setitem__(
+                    "half_size", a
+                ),
+                tag=self.half_size_tag
             )
             dpg.add_checkbox(
                 label="4-color RGB",
-                default_value=False,
-                callback=lambda s, a, u: self.config.__setitem__(
-                    "four_color_rgb", a)
+                default_value=self.rawconfig["four_color_rgb"],
+                callback=lambda s,a,u: self.rawconfig.__setitem__(
+                    "four_color_rgb", a
+                ),
+                tag=self.four_color_tag
             )
 
         with dpg.group(tag=self.busy_group, show=False):
@@ -173,28 +226,28 @@ class OpenRawWidget(PipelineStageWidget):
         with rawpy.imread(self.raw_path) as raw:
             # Prepare postprocess kwargs from config
             postprocess_args = {
-                'demosaic_algorithm': self.config["demosaic_algorithm"],
-                'output_color':       self.config["output_color"],
-                'output_bps':         self.config["output_bps"],
-                'bright':             self.config["bright"],
-                'no_auto_bright':     self.config["no_auto_bright"],
-                'gamma':              (1.0, self.config["gamma"]),
-                'half_size':          self.config["half_size"],
-                'four_color_rgb':     self.config["four_color_rgb"],
+                'demosaic_algorithm': self.rawconfig["demosaic_algorithm"],
+                'output_color':       self.rawconfig["output_color"],
+                'output_bps':         self.rawconfig["output_bps"],
+                'bright':             self.rawconfig["bright"],
+                'no_auto_bright':     self.rawconfig["no_auto_bright"],
+                'gamma':              (1.0, self.rawconfig["gamma"]),
+                'half_size':          self.rawconfig["half_size"],
+                'four_color_rgb':     self.rawconfig["four_color_rgb"],
             }
 
-            if self.config["use_camera_wb"]:
+            if self.rawconfig["use_camera_wb"]:
                 postprocess_args['use_camera_wb'] = True
-            elif self.config["use_auto_wb"]:
+            elif self.rawconfig["use_auto_wb"]:
                 postprocess_args['use_auto_wb'] = True
             else:
-                postprocess_args['user_wb'] = self.config["user_wb"]
+                postprocess_args['user_wb'] = self.rawconfig["user_wb"]
 
             # Postprocess into RGB
             rgb = raw.postprocess(**postprocess_args)
 
         # Normalize to float32 in 0.0-1.0 range depending on output_bps
-        max_val = (2 ** self.config["output_bps"]) - 1
+        max_val = (2 ** self.rawconfig["output_bps"]) - 1
         rgb_float = rgb.astype(np.float32) / max_val
 
         # Add alpha channel (fully opaque)
@@ -203,6 +256,76 @@ class OpenRawWidget(PipelineStageWidget):
 
         rgba = np.concatenate([rgb_float, alpha], axis=2)
 
-        self.manager.pipeline.publish(self.pipeline_stage_out_id, rgba)
+        # scale for small version
+        max_dim = 500
+        scale = min(1.0, max_dim / w, max_dim / h)
+        if scale < 1.0:
+            # convert to 0–255 uint8, resize with PIL, back to float32 [0–1]
+            pil = Image.fromarray((rgba * 255).astype(np.uint8), mode="RGBA")
+            new_w, new_h = int(w * scale), int(h * scale)
+            pil = pil.resize((new_w, new_h), Image.LANCZOS)
+            rgba_small = np.asarray(pil).astype(np.float32) / 255.0
+            w_small, h_small = new_w, new_h
+
+        self.img_full = rgba
+        self.img = rgba_small
+
+        self.manager.pipeline.publish(self.pipeline_stage_out_id, rgba_small)
         dpg.configure_item(self.config_group, show=True)
         dpg.configure_item(self.busy_group, show=False)
+
+    def _on_process_full_res(self, data):
+        if self.img_full is None:
+            return
+        self.manager.pipeline.publish(
+            self.pipeline_stage_out_id, self.img_full, True)
+        
+    def get_config(self):
+        config = super().get_config()
+        config["raw_config"] = { k:str(v) for k, v in self.rawconfig.items() }
+        return config
+
+    def set_config(self, config):
+        super().set_config(config)
+        raw_cfg = config.get("raw_config", {})
+        if raw_cfg:
+            # parse each back into Python types
+            for k, v in raw_cfg.items():
+                if k == "demosaic_algorithm":
+                    # "DemosaicAlgorithm.AHD" → "AHD"
+                    name = v.split(".", 1)[1]
+                    self.rawconfig[k] = rawpy.DemosaicAlgorithm[name]
+                elif k == "output_color":
+                    name = v.split(".", 1)[1]
+                    self.rawconfig[k] = rawpy.ColorSpace[name]
+                elif k == "output_bps":
+                    self.rawconfig[k] = int(v)
+                elif k in ("use_camera_wb","use_auto_wb",
+                           "no_auto_bright","half_size","four_color_rgb"):
+                    self.rawconfig[k] = (v == "True")
+                elif k in ("bright","gamma"):
+                    self.rawconfig[k] = float(v)
+                elif k == "user_wb":
+                    self.rawconfig[k] = tuple(ast.literal_eval(v))
+
+            # now that rawconfig is back to real types, update the UI
+            self._update_raw_ui()
+
+    def _update_raw_ui(self):
+        """Push current self.rawconfig values back into all controls."""
+        # combos want the enum.name or string
+        dpg.set_value(self.demosaic_combo_tag,    self.rawconfig["demosaic_algorithm"].name)
+        dpg.set_value(self.color_space_combo_tag,  self.rawconfig["output_color"].name)
+        dpg.set_value(self.output_bps_combo_tag,   str(self.rawconfig["output_bps"]))
+
+        # checkboxes & sliders
+        dpg.set_value(self.use_cam_wb_tag,         self.rawconfig["use_camera_wb"])
+        dpg.set_value(self.auto_wb_tag,            self.rawconfig["use_auto_wb"])
+        dpg.set_value(self.wb_r_slider_tag,        self.rawconfig["user_wb"][0])
+        dpg.set_value(self.wb_g_slider_tag,        self.rawconfig["user_wb"][1])
+        dpg.set_value(self.wb_b_slider_tag,        self.rawconfig["user_wb"][2])
+        dpg.set_value(self.bright_slider_tag,      self.rawconfig["bright"])
+        dpg.set_value(self.no_auto_bright_tag,     self.rawconfig["no_auto_bright"])
+        dpg.set_value(self.gamma_slider_tag,       self.rawconfig["gamma"])
+        dpg.set_value(self.half_size_tag,          self.rawconfig["half_size"])
+        dpg.set_value(self.four_color_tag,         self.rawconfig["four_color_rgb"])

negstation/widgets/orientation_widget.py

@@ -0,0 +1,121 @@
+import dearpygui.dearpygui as dpg
+import numpy as np
+
+from .pipeline_stage_widget import PipelineStageWidget
+
+
+class OrientationStage(PipelineStageWidget):
+    name = "Orient Image"
+    register = True
+    has_pipeline_in = True
+    has_pipeline_out = True
+
+    def __init__(self, manager, logger):
+        super().__init__(manager, logger, default_stage_out="oriented_image")
+
+        self.rotation = 0
+        self.mirror_h = False
+        self.mirror_v = False
+
+        self.rotation_combo_tag = dpg.generate_uuid()
+        self.mirror_h_tag = dpg.generate_uuid()
+        self.mirror_v_tag = dpg.generate_uuid()
+
+        self.last_image = None
+    
+    def create_pipeline_stage_content(self):
+        dpg.add_combo(
+            label="Rotation",
+            items=["0°", "90°", "180°", "270°"],
+            default_value="0°",
+            callback=self._on_rotation_change,
+            tag=self.rotation_combo_tag
+        )
+
+        dpg.add_checkbox(
+            label="Mirror Horizontal",
+            default_value=False,
+            callback=self._on_mirror_h_change,
+            tag=self.mirror_h_tag
+        )
+
+        dpg.add_checkbox(
+            label="Mirror Vertical",
+            default_value=False,
+            callback=self._on_mirror_v_change,
+            tag=self.mirror_v_tag
+        ) 
+
+    def _on_rotation_change(self, sender, value, user_data):
+        degree_map = {
+            "0°": 0,
+            "90°": 90,
+            "180°": 180,
+            "270°": 270
+        }
+        self.rotation = degree_map.get(value, 0)
+        self.on_pipeline_data(self.last_img)
+
+    def _on_mirror_h_change(self, sender, value, user_data):
+        self.mirror_h = value
+        self.on_pipeline_data(self.last_img)
+
+    def _on_mirror_v_change(self, sender, value, user_data):
+        self.mirror_v = value
+        self.on_pipeline_data(self.last_img)
+
+    def on_pipeline_data(self, img):
+        if img is None:
+            return
+
+        self.last_img = img
+        img_out = img.copy()
+
+        # Apply rotation
+        if self.rotation == 90:
+            img_out = np.rot90(img_out, k=3)
+        elif self.rotation == 180:
+            img_out = np.rot90(img_out, k=2)
+        elif self.rotation == 270:
+            img_out = np.rot90(img_out, k=1)
+
+        # Apply mirroring
+        if self.mirror_h:
+            img_out = np.fliplr(img_out)
+        if self.mirror_v:
+            img_out = np.flipud(img_out)
+
+        self.publish_stage(img_out)
+
+    def get_config(self):
+        config = super().get_config()
+        config["orientation"] = {
+            "rotation": self.rotation,
+            "mirror_h": str(self.mirror_h),
+            "mirror_v": str(self.mirror_v),
+        }
+        return config
+
+    def set_config(self, config):
+        super().set_config(config)
+        orient_cfg = config.get("orientation", {})
+
+        self.rotation = int(orient_cfg.get("rotation", 0))
+        self.mirror_h = orient_cfg.get("mirror_h", "False") == "True"
+        self.mirror_v = orient_cfg.get("mirror_v", "False") == "True"
+
+        self._update_ui()
+
+    def _update_ui(self):
+        # Update rotation combo
+        reverse_map = {
+            0: "0°",
+            90: "90°",
+            180: "180°",
+            270: "270°"
+        }
+        dpg.set_value(self.rotation_combo_tag, reverse_map.get(self.rotation, "0°"))
+
+        # Update checkboxes
+        dpg.set_value(self.mirror_h_tag, self.mirror_h)
+        dpg.set_value(self.mirror_v_tag, self.mirror_v)

negstation/widgets/pipeline_stage_widget.py

@@ -23,6 +23,8 @@ class PipelineStageWidget(BaseWidget):
         self.pipeline_stage_out_id = None
         self.pipeline_config_group_tag = dpg.generate_uuid()
         self.stage_in_combo = dpg.generate_uuid()
+        self.stage_out_input = dpg.generate_uuid()
+        self._last_full = False
 
         if self.has_pipeline_out:
             self.pipeline_stage_out_id = self.manager.pipeline.register_stage(
@@ -33,6 +35,9 @@ class PipelineStageWidget(BaseWidget):
         if self.has_pipeline_in:
             self.pipeline_stage_in_id = 0
             self.manager.bus.subscribe("pipeline_stage", self._on_stage_data, True)
+            self.manager.bus.subscribe(
+                "pipeline_stage_full", self._on_stage_data_full, True
+            )
         # force getting all available pipeline stages
         self.manager.pipeline.republish_stages()
 
@@ -43,8 +48,9 @@ class PipelineStageWidget(BaseWidget):
                     label="Stage In",
                     items=[],
                     callback=self._on_stage_in_select,
-                    default_value=f"{self.manager.pipeline.get_stage_name(0)} : 0",
-                    tag=self.stage_in_combo
+                    default_value=f"{
+                        self.manager.pipeline.get_stage_name(0)} : 0",
+                    tag=self.stage_in_combo,
                 )
             if self.has_pipeline_out:
                 dpg.add_input_text(
@@ -55,14 +61,11 @@ class PipelineStageWidget(BaseWidget):
                     callback=lambda s, a, u: self.manager.pipeline.rename_stage(
                         self.pipeline_stage_out_id, a
                     ),
+                    tag=self.stage_out_input,
                 )
             dpg.add_separator()
-        self.create_pipeline_stage_content()
-
-    def publish_stage(self, img: np.ndarray):
-        """Publishes an image to output stage"""
-        if self.has_pipeline_out:
-            self.manager.pipeline.publish(self.pipeline_stage_out_id, img)
+        with dpg.group():
+            self.create_pipeline_stage_content()
 
     def create_pipeline_stage_content(self):
         """Must be implemented by the widget, creates the content of the window"""
@@ -72,6 +75,65 @@ class PipelineStageWidget(BaseWidget):
         """Must be implemented by the widget, is called when there is a new image published on the in stage"""
         pass
 
+    def publish_stage(self, img):
+        """Publishes an image to output stage"""
+        if self.has_pipeline_out:
+            self.manager.pipeline.publish(
+                self.pipeline_stage_out_id, img, full_res=self._last_full
+            )
+            # Reset last_full
+            self._last_full = False
+
+    def get_config(self):
+        return {
+            "pipeline_config": {
+                "stage_in": self.pipeline_stage_in_id,
+                "stage_out": self.pipeline_stage_out_id,
+            }
+        }
+
+    def set_config(self, config):
+        # Set pipelinedata
+        if "pipeline_config" in config:
+            if self.has_pipeline_in:
+                self.pipeline_stage_in_id = config["pipeline_config"]["stage_in"]
+            if self.has_pipeline_out:
+                self.pipeline_stage_out_id = config["pipeline_config"]["stage_out"]
+        self._update_ui_from_state()
+
+    def _update_ui_from_state(self):
+        """
+        Refresh the ‘Stage In’ combo (and ‘Stage Out’ input) so
+        that:
+          1. its items list matches the current pipeline stages, and
+          2. its displayed value matches the saved ID.
+        """
+        # --- Build the ordered list of "name : id" labels ---
+        ordered = sorted(self.manager.pipeline.stages.items(), key=lambda kv: kv[0])
+        labels = [f"{name} : {sid}" for sid, name in ordered]
+
+        # --- Update Stage In combo ---
+        if self.has_pipeline_in:
+            dpg.configure_item(self.stage_in_combo, items=labels)
+            # set the combo's value if the saved ID still exists
+            sid = self.pipeline_stage_in_id
+            if sid in self.manager.pipeline.stages:
+                name = self.manager.pipeline.get_stage_name(sid)
+                dpg.set_value(self.stage_in_combo, f"{name} : {sid}")
+            else:
+                # clear if it no longer exists
+                dpg.set_value(self.stage_in_combo, "")
+
+        # --- Update Stage Out input text ---
+        if self.has_pipeline_out:
+            # show the stage name (without ID) or blank if missing
+            sid = self.pipeline_stage_out_id
+            if sid in self.manager.pipeline.stages:
+                name = self.manager.pipeline.get_stage_name(sid)
+                dpg.set_value(self.stage_out_input, name)
+            else:
+                dpg.set_value(self.stage_out_input, "")
+
     # Callbacks
 
     def _on_window_close(self):
@@ -81,8 +143,7 @@ class PipelineStageWidget(BaseWidget):
 
     def _on_stage_list(self, stagelist):
         if self.has_pipeline_in:
-            stages = [f"{stage} : {id}" for id, stage in stagelist.items()]
-            dpg.configure_item(self.stage_in_combo, items=stages)
+            self._update_ui_from_state()
 
     def _on_stage_in_select(self, sender, selected_stage: str):
         d = selected_stage.split(" : ")
@@ -97,14 +158,25 @@ class PipelineStageWidget(BaseWidget):
         pipeline_id = data[0]
         img = data[1]
         if self.has_pipeline_in and pipeline_id == self.pipeline_stage_in_id:
+            self._last_full = False
             self.on_pipeline_data(img)
 
+    def _on_stage_data_full(self, data):
+        pipeline_id = data[0]
+        img = data[1]
+        if self.has_pipeline_in and pipeline_id == self.pipeline_stage_in_id:
+            self._last_full = True
+            if hasattr(self, "on_full_res_pipeline_data"):
+                self.on_full_res_pipeline_data(img)
+            else:
+                self.on_pipeline_data(img)
+
     # Override the window resize callback
+
     def _on_window_resize(self, data):
         win_w, win_h = dpg.get_item_rect_size(self.window_tag)
         group_w, group_h = dpg.get_item_rect_size(self.pipeline_config_group_tag)
         group_x, group_y = dpg.get_item_pos(self.pipeline_config_group_tag)
         self.window_height = win_h - group_h - group_y - 12
         self.window_width = win_w - 7
-        self.window_offset_y = group_h + group_y + 3
         self.on_resize(win_w, win_h)

negstation/widgets/stage_viewer_widget.py

@@ -1,6 +1,5 @@
 import dearpygui.dearpygui as dpg
 import numpy as np
-from PIL import Image
 from .pipeline_stage_widget import PipelineStageWidget
 
 
@@ -13,77 +12,219 @@ class PipelineStageViewer(PipelineStageWidget):
     def __init__(self, manager, logger):
         super().__init__(manager, logger, default_stage_in="pipeline_out")
         self.texture_tag = dpg.generate_uuid()
+        self.drawlist = None
         self.img = None
-        self.needs_update = False
         self.registry = manager.texture_registry
+        self.needs_update = False
+        self.canvas_handler = None
+        self.scaled_size = (0, 0)
+        self.image_position = (0, 0)
+        self._last_tex_size = (0, 0)
+
+        self.manager.bus.subscribe("mouse_dragged", self._on_mouse_drag, False)
+        self.manager.bus.subscribe("mouse_scrolled", self._on_mouse_scroll, False)
+        self.manager.bus.subscribe("mouse_released", self._on_mouse_release, False)
 
     def create_pipeline_stage_content(self):
+        # Create an empty dynamic texture
         dpg.add_dynamic_texture(
             1, 1, [0, 0, 0, 0], tag=self.texture_tag, parent=self.registry
         )
-        self.image_item = dpg.add_image(self.texture_tag)
+
+        # Add drawlist
+        with dpg.drawlist(width=-1, height=-1) as self.drawlist:
+            pass
+
+        # Register click handler
+        with dpg.item_handler_registry() as self.canvas_handler:
+            dpg.add_item_clicked_handler(callback=self.on_canvas_click)
+        dpg.bind_item_handler_registry(self.drawlist, self.canvas_handler)
+
+    def on_canvas_click(self, sender, app_data, user_data):
+        mouse_x, mouse_y = dpg.get_mouse_pos(local=False)
+        canvas_x, canvas_y = dpg.get_item_rect_min(self.drawlist)
+        local_x = mouse_x - canvas_x
+        local_y = mouse_y - canvas_y
+
+        img_x, img_y = self.image_position
+        img_w, img_h = self.scaled_size
+
+        if (
+            local_x >= img_x
+            and local_x < img_x + img_w
+            and local_y >= img_y
+            and local_y < img_y + img_h
+            and dpg.is_item_focused(self.window_tag)
+        ):
+            # calculate the image coordinate
+            x = int((local_x - img_x) * self.img.shape[1] / img_w)
+            y = int((local_y - img_y) * self.img.shape[0] / img_h)
+            self.manager.bus.publish_deferred(
+                "img_clicked",
+                {
+                    "stage_id": self.pipeline_stage_in_id,
+                    "pos": (x, y),
+                    "button": (
+                        "right"
+                        if app_data[0] == 0
+                        else ("left" if app_data[0] == 1 else ("middle"))
+                    ),
+                    "obj":self,
+                },
+            )
+
+    def _on_mouse_drag(self, data):
+        mouse_x, mouse_y = dpg.get_mouse_pos(local=False)
+        canvas_x, canvas_y = dpg.get_item_rect_min(self.drawlist)
+        local_x = mouse_x - canvas_x
+        local_y = mouse_y - canvas_y
+
+        img_x, img_y = self.image_position
+        img_w, img_h = self.scaled_size
+
+        if (
+            local_x >= img_x
+            and local_x < img_x + img_w
+            and local_y >= img_y
+            and local_y < img_y + img_h
+            and dpg.is_item_focused(self.window_tag)
+        ):
+            # calculate the image coordinate
+            x = int((local_x - img_x) * self.img.shape[1] / img_w)
+            y = int((local_y - img_y) * self.img.shape[0] / img_h)
+            self.manager.bus.publish_deferred(
+                "img_dragged",
+                {
+                    "stage_id": self.pipeline_stage_in_id,
+                    "pos": (x, y),
+                    "button": data['button'],
+                    "delta": data['delta'],
+                    "obj":self,
+                },
+            )
+
+    def _on_mouse_scroll(self, data):
+        mouse_x, mouse_y = dpg.get_mouse_pos(local=False)
+        canvas_x, canvas_y = dpg.get_item_rect_min(self.drawlist)
+        local_x = mouse_x - canvas_x
+        local_y = mouse_y - canvas_y
+
+        img_x, img_y = self.image_position
+        img_w, img_h = self.scaled_size
+
+        if (
+            local_x >= img_x
+            and local_x < img_x + img_w
+            and local_y >= img_y
+            and local_y < img_y + img_h
+            and dpg.is_item_focused(self.window_tag)
+        ):
+            # calculate the image coordinate
+            x = int((local_x - img_x) * self.img.shape[1] / img_w)
+            y = int((local_y - img_y) * self.img.shape[0] / img_h)
+            self.manager.bus.publish_deferred(
+                "img_scrolled",
+                {
+                    "stage_id": self.pipeline_stage_in_id,
+                    "pos": (x, y),
+                    "delta": data,
+                    "obj":self,
+                },
+            )
+
+    def _on_mouse_release(self, data):
+        mouse_x, mouse_y = dpg.get_mouse_pos(local=False)
+        canvas_x, canvas_y = dpg.get_item_rect_min(self.drawlist)
+        local_x = mouse_x - canvas_x
+        local_y = mouse_y - canvas_y
+
+        img_x, img_y = self.image_position
+        img_w, img_h = self.scaled_size
+
+        if (
+            local_x >= img_x
+            and local_x < img_x + img_w
+            and local_y >= img_y
+            and local_y < img_y + img_h
+            and dpg.is_item_focused(self.window_tag)
+        ):
+            # calculate the image coordinate
+            x = int((local_x - img_x) * self.img.shape[1] / img_w)
+            y = int((local_y - img_y) * self.img.shape[0] / img_h)
+            self.manager.bus.publish_deferred(
+                "img_released",
+                {
+                    "stage_id": self.pipeline_stage_in_id,
+                    "pos": (x, y),
+                    "button": data['button'],
+                    "obj":self,
+                },
+            )
 
     def on_resize(self, width, height):
         self.needs_update = True
 
     def on_pipeline_data(self, img):
-        # Resize if needed
         if img is None:
             return
-        h, w, _ = img.shape
-        max_dim = 500
-        scale = min(1.0, max_dim / w, max_dim / h)
-        if scale < 1.0:
-            # convert to 0–255 uint8, resize with PIL, back to float32 [0–1]
-            pil = Image.fromarray((img * 255).astype(np.uint8), mode="RGBA")
-            new_w, new_h = int(w * scale), int(h * scale)
-            pil = pil.resize((new_w, new_h), Image.LANCZOS)
-            img = np.asarray(pil).astype(np.float32) / 255.0
-            w, h = new_w, new_h
-
         self.img = img
         self.needs_update = True
 
+    def on_full_res_pipeline_data(self, img):
+        pass
+
     def update_texture(self, img: np.ndarray):
-        """Only call from update function"""
-        # TODO show a smaller version of the image to speed things up
         if img is None:
-            dpg.configure_item(self.image_item, show=False)
             return
 
+        # Only recreate the texture if its size changed
         h, w, _ = img.shape
         flat = img.flatten().tolist()
+        if (w, h) != self._last_tex_size or not dpg.does_item_exist(self.texture_tag):
+            # remove old one if present
+            if dpg.does_item_exist(self.texture_tag):
+                dpg.delete_item(self.texture_tag)
+            # create a new dynamic texture at the new size
+            dpg.add_dynamic_texture(
+                width=w,
+                height=h,
+                default_value=flat,
+                tag=self.texture_tag,
+                parent=self.registry,
+            )
+            self._last_tex_size = (w, h)
+        else:
+            # just upload new pixels into the existing texture
+            dpg.set_value(self.texture_tag, flat)
 
-        if dpg.does_item_exist(self.texture_tag):
-            dpg.delete_item(self.texture_tag)
-        dpg.add_dynamic_texture(
-            width=w,
-            height=h,
-            default_value=flat,
-            tag=self.texture_tag,
-            parent=self.registry,
-        )
+        # Clear old drawings
+        dpg.delete_item(self.drawlist, children_only=True)
 
+        # Draw the image to the screen
         win_w, win_h = self.window_width, self.window_height
-        avail_w = win_w
-        avail_h = win_h
-
-        scale = min(avail_w / w, avail_h / h)  # , 1.0)
+        scale = min(win_w / w, win_h / h)
         disp_w = int(w * scale)
         disp_h = int(h * scale)
 
-        x_off = (avail_w - disp_w) / 2
-        y_off = self.window_offset_y
+        x_off = (win_w - disp_w) / 2
+        y_off = (win_h - disp_h) / 2
 
-        dpg.configure_item(
-            self.image_item,
-            texture_tag=self.texture_tag,
-            pos=(x_off, y_off),
-            width=disp_w,
-            height=disp_h,
-            show=True
+        self.scaled_size = (disp_w, disp_h)
+        self.image_position = (x_off, y_off)
+
+        # Draw image
+        dpg.draw_image(
+            self.texture_tag,
+            pmin=(x_off, y_off),
+            pmax=(x_off + disp_w, y_off + disp_h),
+            uv_min=(0, 0),
+            uv_max=(1, 1),
+            parent=self.drawlist,
         )
 
+        # Resize drawlist
+        dpg.configure_item(self.drawlist, width=win_w, height=win_h)
+
     def update(self):
         if self.needs_update:
             self.needs_update = False

negstation_layout.ini

@@ -17,9 +17,9 @@ DockId=0x00000007,0
 
 [Window][###51]
 Pos=0,19
-Size=270,469
+Size=270,691
 Collapsed=0
-DockId=0x0000001F,1
+DockId=0x0000005B,1
 
 [Window][###59]
 Pos=0,494
@@ -46,9 +46,9 @@ DockId=0x0000000E,0
 
 [Window][###23]
 Pos=0,19
-Size=270,469
+Size=270,437
 Collapsed=0
-DockId=0x0000001F,0
+DockId=0x0000005B,0
 
 [Window][###29]
 Pos=0,19
@@ -60,7 +60,7 @@ DockId=0x00000012,0
 Pos=198,19
 Size=602,425
 Collapsed=0
-DockId=0x00000011,0
+DockId=0x00000014,0
 
 [Window][###49]
 Pos=0,495
@@ -72,7 +72,7 @@ DockId=0x0000000C,0
 Pos=246,19
 Size=554,379
 Collapsed=0
-DockId=0x00000011,0
+DockId=0x00000014,0
 
 [Window][###60]
 Pos=0,19
@@ -81,16 +81,16 @@ Collapsed=0
 DockId=0x00000012,1
 
 [Window][###107]
-Pos=246,400
-Size=554,200
+Pos=958,19
+Size=242,460
 Collapsed=0
-DockId=0x00000016,0
+DockId=0x00000059,0
 
 [Window][###35]
 Pos=272,19
-Size=710,625
+Size=698,591
 Collapsed=0
-DockId=0x00000011,0
+DockId=0x00000014,0
 
 [Window][###43]
 Pos=0,490
@@ -99,8 +99,8 @@ Collapsed=0
 DockId=0x00000020,0
 
 [Window][###81]
-Pos=272,646
-Size=710,154
+Pos=272,609
+Size=700,191
 Collapsed=0
 DockId=0x00000010,0
 
@@ -108,25 +108,25 @@ DockId=0x00000010,0
 Pos=0,646
 Size=270,154
 Collapsed=0
-DockId=0x00000015,1
+DockId=0x00000013,1
 
 [Window][###87]
-Pos=0,646
-Size=270,154
+Pos=272,646
+Size=710,154
 Collapsed=0
-DockId=0x00000015,0
+DockId=0x00000046,0
 
 [Window][###111]
-Pos=900,19
-Size=300,781
+Pos=974,19
+Size=226,641
 Collapsed=0
-DockId=0x0000001A,0
+DockId=0x0000004B,0
 
 [Window][###96]
 Pos=984,19
-Size=216,781
+Size=216,391
 Collapsed=0
-DockId=0x0000001D,0
+DockId=0x00000019,0
 
 [Window][###127]
 Pos=984,365
@@ -134,38 +134,365 @@ Size=216,435
 Collapsed=0
 DockId=0x0000001E,0
 
-[Docking][Data]
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negstation_widgets.json

@@ -1,30 +1,115 @@
-[
-    {
-        "widget_type": "OpenImageWidget",
-        "config": {}
+{
+    "pipeline_order": {
+        "0": "opened_image",
+        "1": "inverted_image",
+        "2": "opened_raw",
+        "3": "monochrome",
+        "4": "oriented_image",
+        "6": "framed_image"
     },
-    {
-        "widget_type": "PipelineStageViewer",
-        "config": {}
-    },
-    {
-        "widget_type": "InvertStage",
-        "config": {}
-    },
-    {
-        "widget_type": "OpenRawWidget",
-        "config": {}
-    },
-    {
-        "widget_type": "LogWindowWidget",
-        "config": {}
-    },
-    {
-        "widget_type": "MonochromeStage",
-        "config": {}
-    },
-    {
-        "widget_type": "HistogramWidget",
-        "config": {}
-    }
-]
+    "widgets": [
+        {
+            "widget_type": "OpenImageWidget",
+            "config": {
+                "pipeline_config": {
+                    "stage_in": null,
+                    "stage_out": 0
+                }
+            }
+        },
+        {
+            "widget_type": "PipelineStageViewer",
+            "config": {
+                "pipeline_config": {
+                    "stage_in": 6,
+                    "stage_out": null
+                }
+            }
+        },
+        {
+            "widget_type": "InvertStage",
+            "config": {
+                "pipeline_config": {
+                    "stage_in": 3,
+                    "stage_out": 1
+                }
+            }
+        },
+        {
+            "widget_type": "OpenRawWidget",
+            "config": {
+                "pipeline_config": {
+                    "stage_in": null,
+                    "stage_out": 2
+                },
+                "raw_config": {
+                    "demosaic_algorithm": "DemosaicAlgorithm.AHD",
+                    "output_color": "ColorSpace.sRGB",
+                    "output_bps": "16",
+                    "use_camera_wb": "True",
+                    "use_auto_wb": "False",
+                    "user_wb": "(1.0, 1.0, 1.0, 1.0)",
+                    "bright": "1.0",
+                    "no_auto_bright": "False",
+                    "gamma": "1.0",
+                    "half_size": "False",
+                    "four_color_rgb": "False"
+                }
+            }
+        },
+        {
+            "widget_type": "LogWindowWidget",
+            "config": {}
+        },
+        {
+            "widget_type": "MonochromeStage",
+            "config": {
+                "pipeline_config": {
+                    "stage_in": 2,
+                    "stage_out": 3
+                }
+            }
+        },
+        {
+            "widget_type": "HistogramWidget",
+            "config": {
+                "pipeline_config": {
+                    "stage_in": 6,
+                    "stage_out": null
+                }
+            }
+        },
+        {
+            "widget_type": "ExportStage",
+            "config": {
+                "pipeline_config": {
+                    "stage_in": 6,
+                    "stage_out": null
+                }
+            }
+        },
+        {
+            "widget_type": "OrientationStage",
+            "config": {
+                "pipeline_config": {
+                    "stage_in": 1,
+                    "stage_out": 4
+                },
+                "orientation": {
+                    "rotation": 180,
+                    "mirror_h": "False",
+                    "mirror_v": "False"
+                }
+            }
+        },
+        {
+            "widget_type": "FramingWidget",
+            "config": {
+                "pipeline_config": {
+                    "stage_in": 4,
+                    "stage_out": 6
+                }
+            }
+        }
+    ]
+}

requirements

@@ -2,4 +2,5 @@ pillow
 gphoto2
 dearpygui
 numpy
-rawpy
+rawpy
+scipy