71 lines
2.4 KiB
Python
71 lines
2.4 KiB
Python
import numpy as np
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from PyQt6.QtWidgets import QLabel, QVBoxLayout, QSlider
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from PyQt6.QtCore import Qt
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import ImageProcessingWorker
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from .ImageParameterDialog import ImageParameterDialog
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class HCLDialog(ImageParameterDialog):
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def __init__(self, image):
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super().__init__(image, ImageProcessingWorker.HLSImageProcessingWorker)
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self.setWindowTitle("HCL Correction")
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self.layout = QVBoxLayout()
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self.hue_slider = QSlider(Qt.Orientation.Horizontal)
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self.hue_slider.setRange(-180, 180)
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self.chroma_slider = QSlider(Qt.Orientation.Horizontal)
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self.chroma_slider.setRange(-100, 100)
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self.lightness_slider = QSlider(Qt.Orientation.Horizontal)
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self.lightness_slider.setRange(-100, 100)
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self.label1 = QLabel("Hue: 0")
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self.label2 = QLabel("Chroma: 0")
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self.label3 = QLabel("Lightness: 0")
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self.hue_slider.valueChanged.connect(lambda value: self.update(self.label1, value, "Hue"))
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self.chroma_slider.valueChanged.connect(lambda value: self.update(self.label2, value, "Chroma"))
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self.lightness_slider.valueChanged.connect(lambda value: self.update(self.label3, value, "Lightness"))
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self.layout.addWidget(self.label1)
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self.layout.addWidget(self.hue_slider)
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self.layout.addWidget(self.label2)
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self.layout.addWidget(self.chroma_slider)
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self.layout.addWidget(self.label3)
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self.layout.addWidget(self.lightness_slider)
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self.layout.addWidget(self.button_box)
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self.setLayout(self.layout)
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def update(self, label, value, slider_name):
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label.setText(f"{slider_name}: {value}")
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self.send_to_process({
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'hue': self.hue_slider.value(),
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'chroma': self.chroma_slider.value() / 100.0,
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'lightness': self.lightness_slider.value() / 100.0
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})
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def process_image(self,image, values):
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hue = values.get('hue', 0.0) / 2
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chroma = values.get('chroma', 0.0)
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lightness = values.get('lightness', 0.0)
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image[..., 0] = (image[..., 0] + hue) % 180
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image[..., 1] += (255 * lightness)
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image[..., 1] = np.clip(image[..., 1], 0, 255)
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image[..., 2] += (255 * chroma)
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image[..., 2] = np.clip(image[..., 2], 0, 255)
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return image
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@classmethod
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def dialog_name(cls):
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return "Hue-Chroma-Lightness" |