Batch turning rasterize layers into work paths/vectors?

@Zipser31550168t845 

Give this script a go:

/*
All Layer Selections in the Selected Group to Separate Paths.jsx
v1.0 - 26th July 2024, Stephen Marsh
https://community.adobe.com/t5/photoshop-ecosystem-discussions/batch-turning-rasterize-layers-into-work-paths-vectors/m-p/14761068
*/

#target photoshop

if (app.documents.length > 0) {
    var doc = app.activeDocument;
    // Get the current layer group
    var layerGroup = doc.activeLayer;
    if (layerGroup.typename == "LayerSet") {
        var layers = layerGroup.artLayers;
        // Loop over all art layers in the current layer group
        for (var i = 0; i < layers.length; i++) {
            var layer = layers[i];
            var layerName = layer.name + " Path";
            loadTransparency(layer);
            selectionToPath(2);
            savePath();
        }
        deselectPaths();
        app.beep();
        alert("Selections from all layers in the selected group have been converted to separate paths!");
    } else {
        alert("Select a layer group!");
    }
} else {
    alert("A document must be open to run this script!");
}


///// Functions /////

// Load the layer's transparency channel as a selection
function loadTransparency(layer) {
    var c2t = function (s) {
        return app.charIDToTypeID(s);
    };
    var s2t = function (s) {
        return app.stringIDToTypeID(s);
    };
    var descriptor = new ActionDescriptor();
    var reference = new ActionReference();
    var reference2 = new ActionReference();
    doc.selection.deselect();
    doc.activeLayer = layer;
    reference.putProperty(s2t("channel"), s2t("selection"));
    descriptor.putReference(c2t("null"), reference);
    reference2.putEnumerated(s2t("channel"), s2t("channel"), s2t("transparencyEnum"));
    descriptor.putReference(s2t("to"), reference2);
    executeAction(s2t("set"), descriptor, DialogModes.NO);
}

// Convert the selection to a temporary work path
function selectionToPath(tolValue) {
    var s2t = function (s) {
        return app.stringIDToTypeID(s);
    };
    var descriptor = new ActionDescriptor();
    var reference = new ActionReference();
    var reference2 = new ActionReference();
    reference.putClass(s2t("path"));
    descriptor.putReference(s2t("null"), reference);
    reference2.putProperty(s2t("selectionClass"), s2t("selection"));
    descriptor.putReference(s2t("from"), reference2);
    descriptor.putUnitDouble(s2t("tolerance"), s2t("pixelsUnit"), tolValue);
    executeAction(s2t("make"), descriptor, DialogModes.NO);
}

// Save the path from a temporary work path
function savePath() {
    var s2t = function (s) {
        return app.stringIDToTypeID(s);
    };
    var descriptor = new ActionDescriptor();
    var reference = new ActionReference();
    var reference2 = new ActionReference();
    reference.putClass(s2t("path"));
    descriptor.putReference(s2t("null"), reference);
    reference2.putProperty(s2t("path"), s2t("workPath"));
    descriptor.putReference(s2t("from"), reference2);
    descriptor.putString(s2t("name"), layerName);
    executeAction(s2t("make"), descriptor, DialogModes.NO);
}

// Deselect active paths
function deselectPaths() {
    var s2t = function (s) {
        return app.stringIDToTypeID(s);
    };
    var descriptor = new ActionDescriptor();
    var reference = new ActionReference();
    reference.putEnumerated(s2t("path"), s2t("ordinal"), s2t("targetEnum"));
    descriptor.putReference(s2t("null"), reference);
    executeAction(s2t("deselect"), descriptor, DialogModes.NO);
}

https://prepression.blogspot.com/2017/11/downloading-and-installing-adobe-scripts.html