Color Correction Reporting System

.gitignore

@@ -21,3 +21,6 @@ wheels/
 tmp/
 zzz/
 color_correction/asset/images/
+playground/
+assets/cc-1.jpg
+assets/cc-19.png

CHANGELOG.md

@@ -1,6 +1,41 @@
 # Changelog
 
-## [v0.0.1b1] - 2025-02-03
+## [v0.0.1b3] - 2025-02-06
+**Add Analyzer Report and Bug Fixes**
+
+### 🚀 Features
+- Added comprehensive reporting functionality for color correction results
+  - New `ColorCorrectionAnalyzer` class for benchmarking different correction methods
+  - HTML report generation with interactive sorting and PDF export
+  - Visual comparison of before/after color patches
+  - Detailed ΔE metrics for patches and full images
+- Enhanced image processing utilities
+  - Added base64 image conversion support
+  - Improved color difference calculation with rounded metrics
+- Added HTML report generation templates and styling
+  - Responsive design with Plus Jakarta Sans font
+  - Interactive table sorting
+  - PDF export functionality
+  - Detailed column descriptions
+
+### 📝 Documentation
+- Added new Analyzer section in README
+  - Example usage code for ColorCorrectionAnalyzer
+  - Sample benchmark output visualization
+- Updated version to 0.0.1b3
+
+### 🔧 Technical Changes
+- Renamed benchmark class to report for better clarity
+- Added new utility modules:
+  - formater.py for value formatting
+  - report_generator.py for HTML generation
+  - Added new constants and method definitions
+
+## [v0.0.1b2] - 2025-02-05
+Fix naming from `color-correction-asdfghjkl` to `color-correction`
+
+
+## [v0.0.1b1] - 2025-02-04
 **Enhanced Color Correction with Improved Documentation and Evaluation**
 
 ### ✨ Features

README.md

@@ -97,6 +97,41 @@ print(eval_result)
 
 </details>
 
+## 🔎 Reporting
+```python
+import cv2
+
+from color_correction import ColorCorrectionAnalyzer
+
+# input_image_path = "assets/cc-19.png"
+input_image_path = "assets/cc-1.jpg"
+
+report = ColorCorrectionAnalyzer(
+    list_correction_methods=[
+        ("least_squares", {}),
+        ("linear_reg", {}),
+        ("affine_reg", {}),
+        ("polynomial", {"degree": 2}),
+        ("polynomial", {"degree": 3}),
+        # ("polynomial", {"degree": 4}),
+        # ("polynomial", {"degree": 5}),
+    ],
+    list_detection_methods=[
+        ("yolov8", {"detection_conf_th": 0.25}),
+    ],
+)
+report.run(
+    input_image=cv2.imread(input_image_path),
+    reference_image=None,
+    output_dir="report-output",
+)
+```
+<details>
+<summary>Sample Report Output</summary>
+
+![Sample Benchmark Output](assets/sample-benchmark.png)
+</details>
+
 ## 📈 Benefits
 - **Consistency**: Ensure uniform color correction across multiple images.
 - **Accuracy**: Leverage the color correction matrix for precise color adjustments.

color_correction/__init__.py

@@ -1,19 +1,20 @@
-__version__ = "0.0.1a1"
+__version__ = "0.0.1b3"
 
 # fmt: off
 from .constant.color_checker import reference_color_d50_bgr as REFERENCE_COLOR_D50_BGR  # noqa: N812, I001
 from .constant.color_checker import reference_color_d50_rgb as REFERENCE_COLOR_D50_RGB  # noqa: N812, I001
 from .core.card_detection.det_yv8_onnx import YOLOv8CardDetector
 from .schemas.det_yv8 import DetectionResult as YOLOv8DetectionResult
 from .services.color_correction import ColorCorrection
-
+from .services.correction_analyzer import ColorCorrectionAnalyzer
 # fmt: on
 
 __all__ = [
     "__version__",
     "REFERENCE_COLOR_D50_BGR",
     "REFERENCE_COLOR_D50_RGB",
     "ColorCorrection",
+    "ColorCorrectionAnalyzer",
     "YOLOv8CardDetector",
     "YOLOv8DetectionResult",
 ]

color_correction/constant/methods.py

@@ -0,0 +1,10 @@
+from typing import Literal
+
+LiteralModelCorrection = Literal[
+    "least_squares",
+    "polynomial",
+    "linear_reg",
+    "affine_reg",
+]
+
+LiteralModelDetection = Literal["yolov8"]

color_correction/schemas/images.py

@@ -0,0 +1,5 @@
+import numpy as np
+from numpy.typing import NDArray
+
+ColorPatchType = NDArray[np.uint8]
+ImageType = NDArray[np.uint8]

color_correction/services/color_correction.py

@@ -1,16 +1,20 @@
 import os
-from typing import Literal
 
 import cv2
 import numpy as np
 from numpy.typing import NDArray
 
 from color_correction.constant.color_checker import reference_color_d50_bgr
+from color_correction.constant.methods import (
+    LiteralModelCorrection,
+    LiteralModelDetection,
+)
 from color_correction.core.card_detection.det_yv8_onnx import (
     YOLOv8CardDetector,
 )
 from color_correction.core.correction import CorrectionModelFactory
 from color_correction.processor.det_yv8 import DetectionProcessor
+from color_correction.schemas.images import ColorPatchType, ImageType
 from color_correction.utils.image_patch import (
     create_patch_tiled_image,
     visualize_patch_comparison,
@@ -20,15 +24,6 @@
     create_image_grid_visualization,
 )
 
-ColorPatchType = NDArray[np.uint8]
-ImageType = NDArray[np.uint8]
-LiteralModelCorrection = Literal[
-    "least_squares",
-    "polynomial",
-    "linear_reg",
-    "affine_reg",
-]
-
 
 class ColorCorrection:
     """Color correction handler using color card detection and correction models.
@@ -51,7 +46,7 @@ class ColorCorrection:
         Reference image containing color checker card.
         If None, uses standard D50 values.
     use_gpu : bool, default=True
-        Whether to use GPU for card detection.
+        Whether to use GPU for card detection. False will use CPU.
     **kwargs : dict
         Additional parameters for the correction model.
 
@@ -67,7 +62,7 @@ class ColorCorrection:
 
     def __init__(
         self,
-        detection_model: Literal["yolov8"] = "yolov8",
+        detection_model: LiteralModelDetection = "yolov8",
         detection_conf_th: float = 0.25,
         correction_model: LiteralModelCorrection = "least_squares",
         reference_image: ImageType | None = None,

color_correction/services/correction_analyzer.py

@@ -0,0 +1,172 @@
+import os
+
+import numpy as np
+import pandas as pd
+
+from color_correction.constant.methods import (
+    LiteralModelCorrection,
+    LiteralModelDetection,
+)
+from color_correction.services.color_correction import ColorCorrection
+from color_correction.utils.image_patch import (
+    visualize_patch_comparison,
+)
+from color_correction.utils.image_processing import calc_color_diff
+from color_correction.utils.report_generator import ReportGenerator
+
+
+class ColorCorrectionAnalyzer:
+    def __init__(
+        self,
+        list_correction_methods: list[tuple[LiteralModelCorrection, dict]],
+        list_detection_methods: list[tuple[LiteralModelDetection, dict]],
+        use_gpu: bool = True,
+    ) -> None:
+        self.list_correction_methods = list_correction_methods
+        self.list_detection_methods = list_detection_methods
+        self.use_gpu = use_gpu
+        self.rg = ReportGenerator()
+
+    def _run_single_exp(
+        self,
+        idx: int,
+        input_image: np.ndarray,
+        det_method: LiteralModelDetection,
+        det_params: dict,
+        cc_method: LiteralModelCorrection,
+        cc_params: dict,
+        reference_image: np.ndarray | None = None,
+    ) -> dict:
+        cc = ColorCorrection(
+            correction_model=cc_method,
+            detection_model=det_method,
+            detection_conf_th=det_params.get("detection_conf_th", 0.25),
+            use_gpu=self.use_gpu,
+            **cc_params,
+        )
+
+        if reference_image is not None:
+            cc.set_reference_image(reference_image)
+        cc.set_input_patches(input_image, debug=True)
+        cc.fit()
+        corrected_image = cc.predict(input_image=input_image)
+        eval_results = cc.calc_color_diff_patches()
+
+        before_comparison = visualize_patch_comparison(
+            ls_mean_in=cc.input_patches,
+            ls_mean_ref=cc.reference_patches,
+        )
+        after_comparison = visualize_patch_comparison(
+            ls_mean_in=cc.corrected_patches,
+            ls_mean_ref=cc.reference_patches,
+        )
+
+        dE_image = calc_color_diff(  # noqa: N806
+            image1=input_image,
+            image2=corrected_image,
+        )
+
+        one_row = {
+            "Index": idx,
+            "Detection Method": det_method,
+            "Detection Parameters": det_params,
+            "Drawed Preprocessing Input": cc.input_debug_image,
+            "Drawed Preprocessing Reference": cc.reference_debug_image,
+            "Correction Method": cc_method,
+            "Correction Parameters": cc_params,
+            "Color Patches - Before": before_comparison,
+            "Color Patches - After": after_comparison,
+            "Input Image": input_image,
+            "Corrected Image": corrected_image,
+            "Patch ΔE (Before) - Min": eval_results["initial"]["min"],
+            "Patch ΔE (Before) - Max": eval_results["initial"]["max"],
+            "Patch ΔE (Before) - Mean": eval_results["initial"]["mean"],
+            "Patch ΔE (Before) - Std": eval_results["initial"]["std"],
+            "Patch ΔE (After) - Min": eval_results["corrected"]["min"],
+            "Patch ΔE (After) - Max": eval_results["corrected"]["max"],
+            "Patch ΔE (After) - Mean": eval_results["corrected"]["mean"],
+            "Patch ΔE (After) - Std": eval_results["corrected"]["std"],
+            "Image ΔE - Min": dE_image["min"],
+            "Image ΔE - Max": dE_image["max"],
+            "Image ΔE - Mean": dE_image["mean"],
+            "Image ΔE - Std": dE_image["std"],
+        }
+        return one_row
+
+    def run(
+        self,
+        input_image: np.ndarray,
+        output_dir: str = "benchmark_debug",
+        reference_image: np.ndarray | None = None,
+    ) -> pd.DataFrame:
+        """
+        Fungsi ini menjalankan benchmark untuk model color correction.
+        """
+        ls_data = []
+        idx = 1
+        for det_method, det_params in self.list_detection_methods:
+            for cc_method, cc_params in self.list_correction_methods:
+                print(
+                    f"Running benchmark for {cc_method} method with {cc_params}",
+                )
+                data = self._run_single_exp(
+                    idx=idx,
+                    input_image=input_image,
+                    det_method=det_method,
+                    det_params=det_params,
+                    cc_method=cc_method,
+                    cc_params=cc_params,
+                    reference_image=reference_image,
+                )
+                idx += 1
+                ls_data.append(data)
+        df_results = pd.DataFrame(ls_data)
+
+        # Generate HTML report path
+        os.makedirs(output_dir, exist_ok=True)
+        html_report_path = os.path.join(output_dir, "report.html")
+        pickel_report_path = os.path.join(output_dir, "report.pkl")
+
+        # Report Generator -----------------------------------------------------
+        self.rg.generate_html_report(df=df_results, path_html=html_report_path)
+        self.rg.save_dataframe(df=df_results, filepath=pickel_report_path)
+
+        # Save CSV report, but without image data
+        df_results.drop(
+            columns=[
+                "Drawed Preprocessing Input",
+                "Drawed Preprocessing Reference",
+                "Color Patches - Before",
+                "Color Patches - After",
+                "Corrected Image",
+                "Input Image",
+            ],
+        ).to_csv(os.path.join(output_dir, "report_no_image.csv"), index=False)
+
+        print("DataFrame shape:", df_results.shape)
+        print("\nDataFrame columns:", df_results.columns.tolist())
+
+
+if __name__ == "__main__":
+    # Pastikan path image sesuai dengan lokasi image Anda
+    input_image_path = "asset/images/cc-19.png"
+
+    benchmark = ColorCorrectionAnalyzer(
+        list_correction_methods=[
+            ("least_squares", {}),
+            ("linear_reg", {}),
+            ("affine_reg", {}),
+            ("polynomial", {"degree": 2}),
+            ("polynomial", {"degree": 3}),
+            ("polynomial", {"degree": 4}),
+        ],
+        list_detection_methods=[
+            ("yolov8", {"detection_conf_th": 0.25}),
+        ],
+    )
+
+    benchmark.run(
+        input_image_path,
+        reference_image=None,
+        output_dir="benchmark_debug",
+    )

color_correction/templates/base_report.html

@@ -0,0 +1,28 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <link href="https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap" rel="stylesheet">
+    <script src="https://cdnjs.cloudflare.com/ajax/libs/html2pdf.js/0.10.1/html2pdf.bundle.min.js"></script>
+    <style>
+        {styles}
+    </style>
+    <script>
+        {scripts}
+    </script>
+</head>
+<body>
+    <div class="report-container">
+        <div class="report-header">
+            <h1>Detection and Correction Report</h1>
+            <div class="timestamp">Generated on: {current_time}</div>
+        </div>
+        <div class="table-container">
+            {body_report}
+        </div>
+        {column_descriptions}
+    </div>
+    <button onclick="exportToPDF()" class="export-btn">Export to PDF</button>
+</body>
+</html>