Add legacy pdf image extract option (#1225)

kindlecomicconverter/KCC_gui.py

@@ -327,6 +327,8 @@ class WorkerThread(QThread):
             options.maximizestrips = True
         if GUI.disableProcessingBox.isChecked():
             options.noprocessing = True
+        if GUI.pdfExtractBox.isChecked():
+            options.pdfextract = True
         if GUI.metadataTitleBox.checkState() == Qt.CheckState.PartiallyChecked:
             options.metadatatitle = 1
         elif GUI.metadataTitleBox.checkState() == Qt.CheckState.Checked:
@@ -1032,6 +1034,7 @@ class KCCGUI(KCC_ui.Ui_mainWindow):
                                            'colorBox': GUI.colorBox.checkState(),
                                            'eraseRainbowBox': GUI.eraseRainbowBox.checkState(),
                                            'disableProcessingBox': GUI.disableProcessingBox.checkState(),
+                                           'pdfExtractBox': GUI.pdfExtractBox.checkState(),
                                            'metadataTitleBox': GUI.metadataTitleBox.checkState(),
                                            'mozJpegBox': GUI.mozJpegBox.checkState(),
                                            'jpegQualityBox': GUI.jpegQualityBox.checkState(),