diff --git a/public/userarea/production_line_view2.php b/public/userarea/production_line_view2.php
index 5d0e0c9..4469ce8 100644
--- a/public/userarea/production_line_view2.php
+++ b/public/userarea/production_line_view2.php
@@ -1152,6 +1152,50 @@ if (!empty($_GET['ajax'])) {
             const beep = $('#beepSound')[0];
             let timers = {};
 
+            // --- FUNZIONE PER RIDIMENSIONARE LE IMMAGINI PRIMA DELL'UPLOAD ---
+            async function resizeImage(file, maxSize, quality = 0.7) {
+
+                return new Promise((resolve, reject) => {
+
+                    const reader = new FileReader();
+                    reader.readAsDataURL(file);
+
+                    reader.onload = event => {
+                        const img = new Image();
+                        img.src = event.target.result;
+
+                        img.onload = () => {
+                            let width = img.width;
+                            let height = img.height;
+
+                            // scala mantenendo proporzioni
+                            if (width > height && width > maxSize) {
+                                height = height * (maxSize / width);
+                                width = maxSize;
+                            } else if (height > maxSize) {
+                                width = width * (maxSize / height);
+                                height = maxSize;
+                            }
+
+                            const canvas = document.createElement("canvas");
+                            canvas.width = width;
+                            canvas.height = height;
+                            const ctx = canvas.getContext("2d");
+                            ctx.drawImage(img, 0, 0, width, height);
+
+                            canvas.toBlob(
+                                blob => resolve(blob),
+                                "image/jpeg",
+                                quality
+                            );
+                        };
+                    };
+
+                    reader.onerror = error => reject(error);
+                });
+            }
+
+
             function playBeep() {
                 beep.currentTime = 0;
                 beep.play().catch(() => {});
@@ -1275,50 +1319,70 @@ if (!empty($_GET['ajax'])) {
                     });
 
 
-                    // --- SUBMIT FORM FOTO ---
-                    $("#photoForm").off("submit").on("submit", function(e) {
+                    // --- SUBMIT FORM FOTO (con resize + upload) ---
+                    $("#photoForm").off("submit").on("submit", async function(e) {
                         e.preventDefault();
 
-                        let formData = new FormData(this);
+                        const fileInput = document.getElementById("photoInput");
+                        const file = fileInput.files[0];
 
-                        // 🔥 mostra loader, disabilita submit
+                        if (!file) {
+                            showPhotoError("Seleziona una foto prima di caricare.");
+                            return;
+                        }
+
+                        // mostra loader, disabilita submit
                         $("#photoMessageSuccess, #photoMessageError").hide();
                         $("#photoLoading").show();
                         $("#photoForm .modal-confirm").prop("disabled", true);
 
-                        $.ajax({
-                            url: "upload_photo.php",
-                            type: "POST",
-                            data: formData,
-                            processData: false,
-                            contentType: false,
-                            dataType: "json",
-                            success: function(r) {
-                                $("#photoLoading").hide();
-                                $("#photoForm .modal-confirm").prop("disabled", false);
+                        try {
+                            // ridimensiona lato lungo max 1600 px, qualità 0.7
+                            const resizedBlob = await resizeImage(file, 1600, 0.7);
 
-                                if (r.success) {
-                                    showPhotoSuccess();
-                                    loadPhotoGallery(
-                                        $("#photoProductionId").val(),
-                                        $("#photoType").val(),
-                                        $("#photoParamPosition").val() || null
-                                    );
-                                } else {
-                                    showPhotoError(r.message || "Errore durante il caricamento della foto.");
+                            const formData = new FormData();
+                            formData.append("production_id", $("#photoProductionId").val());
+                            formData.append("photo_type", $("#photoType").val());
+                            formData.append("param_position", $("#photoParamPosition").val());
+                            formData.append("photo", resizedBlob, file.name);
+
+                            $.ajax({
+                                url: "upload_photo.php",
+                                type: "POST",
+                                data: formData,
+                                processData: false,
+                                contentType: false,
+                                dataType: "json",
+                                success: function(r) {
+                                    $("#photoLoading").hide();
+                                    $("#photoForm .modal-confirm").prop("disabled", false);
+
+                                    if (r.success) {
+                                        showPhotoSuccess();
+                                        loadPhotoGallery(
+                                            $("#photoProductionId").val(),
+                                            $("#photoType").val(),
+                                            $("#photoParamPosition").val() || null
+                                        );
+                                    } else {
+                                        showPhotoError(r.message || "Errore durante il caricamento della foto.");
+                                    }
+                                },
+                                error: function() {
+                                    $("#photoLoading").hide();
+                                    $("#photoForm .modal-confirm").prop("disabled", false);
+                                    showPhotoError("Errore di comunicazione con il server.");
                                 }
-                            },
-                            error: function() {
-                                $("#photoLoading").hide();
-                                $("#photoForm .modal-confirm").prop("disabled", false);
-                                showPhotoError("Errore di comunicazione con il server.");
-                            }
-                        });
+                            });
+                        } catch (err) {
+                            console.error(err);
+                            $("#photoLoading").hide();
+                            $("#photoForm .modal-confirm").prop("disabled", false);
+                            showPhotoError("Errore durante l'elaborazione dell'immagine.");
+                        }
                     });
 
 
-
-
                     $('.record-card.in-production').each(function() {
                         const $card = $(this);
                         const $expanded = $card.find('.record-expanded');
@@ -1747,11 +1811,15 @@ if (!empty($_GET['ajax'])) {
             $("#photoInput").click();
         });
 
-        // mostra solo il nome file scelto (opzionale)
+        // mostra nome file scelto E fa partire subito l'upload
         $(document).on("change", "#photoInput", function() {
             const file = this.files[0];
             if (!file) return;
+
             $("#selectedPhotoName").text(file.name);
+
+            // 🔥 auto-submit → parte resize + upload
+            $("#photoForm").submit();
         });
     </script>