The following script re-creates (most) of the functionality of Image > Image Size without a preview, this one using INCHES as the fixed unit of measure.
/*
Image Size Sans Preview as INCHES.jsx
Stephen Marsh
v1.0, 30th November 2024
https://community.adobe.com/t5/photoshop-ecosystem-discussions/image-preview-in-resize-dialog/td-p/9846795
*/
#target photoshop;
try {
main();
function createResizeDialog() {
// Get current document dimensions
var doc = app.activeDocument;
var currentWidthInches = doc.width.as('in');
var currentHeightInches = doc.height.as('in');
var currentResolution = doc.resolution;
var currentWidthPixels = doc.width.as('px');
var currentHeightPixels = doc.height.as('px');
// Create the main window
var dialog = new Window('dialog', 'Image Size Sans Preview (v1.0)');
dialog.orientation = 'column';
dialog.alignChildren = ['fill', 'top'];
dialog.preferredSize.width = 325;
// Add a panel to group interface elements
var mainPanel = dialog.add('panel', undefined, 'UNITS: INCHES');
mainPanel.orientation = 'column';
mainPanel.alignChildren = ['fill', 'top'];
mainPanel.margins = [15, 15, 15, 15];
// Pixel dimension display group
var pixelDisplayGroup = mainPanel.add('group');
pixelDisplayGroup.orientation = 'column';
pixelDisplayGroup.alignChildren = ['fill', 'center'];
var originalPixelsText = pixelDisplayGroup.add('statictext', undefined, 'Original: ' + currentWidthPixels + ' x ' + currentHeightPixels + ' PX @ ' + currentResolution + ' PPI');
var separatorLine = pixelDisplayGroup.add("panel");
separatorLine.alignment = "fill";
separatorLine.preferredSize.height = 1;
var newPixelsText = pixelDisplayGroup.add('statictext', undefined, 'New Size: ' + currentWidthPixels + ' x ' + currentHeightPixels + ' PX @ ' + currentResolution + ' PPI');
originalPixelsText.graphics.font = "dialog-regular:13";
newPixelsText.graphics.font = "dialog-regular:13";
// Width input group
var widthGroup = mainPanel.add('group');
widthGroup.orientation = 'row';
widthGroup.alignChildren = ['left', 'center'];
widthGroup.add('statictext', undefined, 'Width (IN): '); // Fudge the alignment with a space
var widthInput = widthGroup.add('editnumber', undefined, currentWidthInches);
widthInput.preferredSize.width = 175;
//widthInput.characters = 10;
// Height input group
var heightGroup = mainPanel.add('group');
heightGroup.orientation = 'row';
heightGroup.alignChildren = ['left', 'center'];
heightGroup.add('statictext', undefined, 'Height (IN):');
var heightInput = heightGroup.add('editnumber', undefined, currentHeightInches);
heightInput.preferredSize.width = 175;
//heightInput.characters = 10;
// Resolution input group
var resolutionGroup = mainPanel.add('group');
resolutionGroup.orientation = 'row';
resolutionGroup.alignChildren = ['left', 'center'];
resolutionGroup.add('statictext', undefined, 'Resolution (PPI):');
var resolutionInput = resolutionGroup.add('editnumber', undefined, currentResolution);
resolutionInput.preferredSize.width = 145;
//resolutionInput.characters = 10;
resolutionInput.helpTip = "The resolution value changes the pixel dimensions!";
// Aspect ratio calculation
var originalAspectRatio = currentWidthInches / currentHeightInches;
// Function to update pixel dimension text
function updatePixelDimensions() {
var widthInches = parseFloat(widthInput.text);
var heightInches = parseFloat(heightInput.text);
var resolution = parseFloat(resolutionInput.text);
var newWidthPixels = Math.round(widthInches * resolution);
var newHeightPixels = Math.round(heightInches * resolution);
newPixelsText.text = 'New Size: ' + newWidthPixels + ' x ' + newHeightPixels + ' PX @ ' + resolution + ' PPI';
}
// Constrain Proportions checkbox
var constrainCheck = mainPanel.add('checkbox', undefined, 'Constrain Aspect Ratio');
constrainCheck.value = true;
// Scale Styles checkbox
var scaleStylesCheck = mainPanel.add('checkbox', undefined, 'Scale Styles');
scaleStylesCheck.value = true; // Default to true
scaleStylesCheck.enabled = constrainCheck.value; // Initially enabled
// Event listener for Constrain Proportions checkbox
constrainCheck.onClick = function () {
if (constrainCheck.value) {
scaleStylesCheck.enabled = true;
scaleStylesCheck.value = true; // Reset to true when re-enabled
} else {
scaleStylesCheck.enabled = false;
scaleStylesCheck.value = false; // Disable and uncheck when proportions are disabled
}
};
// Add Interpolation dropdown group
var interpolationGroup = mainPanel.add('group');
interpolationGroup.orientation = 'row';
interpolationGroup.alignChildren = ['left', 'center'];
interpolationGroup.add('statictext', undefined, 'Interpolation: ');
var interpolationDropdown = interpolationGroup.add('dropdownlist', undefined, [
'Nearest Neighbor',
'Bilinear',
'Bicubic',
'Bicubic Smoother',
'Bicubic Sharper',
'Bicubic Automatic',
'Preserve Details',
'Preserve Details 2.0'
]);
interpolationDropdown.selection = 2; // Default to 'Bicubic'
// Width input change handler
widthInput.onChange = function () {
if (constrainCheck.value) {
var newWidth = parseFloat(widthInput.text);
var newHeight = newWidth / originalAspectRatio;
heightInput.text = newHeight.toString();
}
updatePixelDimensions();
};
// Height input change handler
heightInput.onChange = function () {
if (constrainCheck.value) {
var newHeight = parseFloat(heightInput.text);
var newWidth = newHeight * originalAspectRatio;
widthInput.text = newWidth.toString();
}
updatePixelDimensions();
};
// Resolution input change handler
resolutionInput.onChange = updatePixelDimensions;
// Buttons group
var buttonGroup = dialog.add('group');
buttonGroup.orientation = 'row';
buttonGroup.alignment = 'right';
// Cancel button
var cancelButton = buttonGroup.add('button', undefined, 'Cancel');
cancelButton.onClick = function () {
dialog.close();
};
// OK button
var okButton = buttonGroup.add('button', undefined, 'OK');
okButton.onClick = function () {
try {
var widthInches = parseFloat(widthInput.text);
var heightInches = parseFloat(heightInput.text);
var resolution = parseFloat(resolutionInput.text);
var widthPixels = widthInches * resolution;
var heightPixels = heightInches * resolution;
if (isNaN(widthInches) || widthInches <= 0) {
alert('Please enter a valid width.');
return;
}
if (isNaN(heightInches) || heightInches <= 0) {
alert('Please enter a valid height.');
return;
}
if (isNaN(resolution) || resolution <= 0) {
alert('Please enter a valid resolution.');
return;
}
var interpolation = interpolationDropdown.selection.text;
resizeImage(
widthPixels,
heightPixels,
resolution,
scaleStylesCheck.value,
constrainCheck.value,
interpolation
);
dialog.close();
} catch (e) {
alert('Error: ' + e.toString());
}
};
// Update pixel dimensions initially
updatePixelDimensions();
// Show the dialog
dialog.show();
}
// Functions
function s2t(s) {
return app.stringIDToTypeID(s);
}
function resizeImage(width, height, resolution, scaleStyles, constrainProportions, interpolation) {
var descriptor = new ActionDescriptor();
descriptor.putUnitDouble(s2t("width"), s2t("pixelsUnit"), width);
descriptor.putUnitDouble(s2t("height"), s2t("pixelsUnit"), height);
descriptor.putUnitDouble(s2t("resolution"), s2t("densityUnit"), resolution);
if (constrainProportions !== undefined) {
descriptor.putBoolean(s2t("constrainProportions"), constrainProportions);
}
if (constrainProportions && scaleStyles !== undefined) {
descriptor.putBoolean(s2t("scaleStyles"), scaleStyles);
}
var interpolationTypes = {
'Nearest Neighbor': s2t("nearestNeighbor"),
'Bilinear': s2t("bilinear"),
'Bicubic': s2t("bicubic"),
'Bicubic Smoother': s2t("bicubicSmoother"),
'Bicubic Sharper': s2t("bicubicSharper"),
'Bicubic Automatic': s2t("bicubicAutomatic"),
'Preserve Details': s2t("preserveDetailsUpscale"),
'Preserve Details 2.0': s2t("deepUpscale")
};
if (interpolation in interpolationTypes) {
descriptor.putEnumerated(
s2t("interfaceIconFrameDimmed"),
s2t("interpolationType"),
interpolationTypes[interpolation]
);
}
executeAction(s2t("imageSize"), descriptor, DialogModes.NO);
}
function main() {
if (app.documents.length === 0) {
alert('A document must be open to run this script!');
return;
}
createResizeDialog();
}
} catch (err) {
alert("Error!" + "\r" + err + ' ' + err.line);
}
https://prepression.blogspot.com/2017/11/downloading-and-installing-adobe-scripts.html
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