persist settings in localStorage, randomize every picture seed if using random seed (empty), consider empty seed as random => variance and allow multiple pictures without seed increment

sd_pipeline.py

@@ -83,7 +83,7 @@ class SDPipeline:
         self.model_type = os.environ.get("SD_MODEL_TYPE", "sd15")
         self.low_vram = os.environ.get("SD_LOW_VRAM", "").lower() in ("1", "true", "yes")
         self.lora_stack = self._parse_lora_stack(os.environ.get("SD_LORA_STACK", ""))
-        self.quality_keywords = "hyper detail, Canon50, cinematic lighting, realistic, f/1.4, ISO 200, 1/160s, 8K, RAW, unedited"
+        self.quality_keywords = "hyper detail, cinematic lighting, realistic, unedited" #Canon50, f/1.4, ISO 200, 1/160s, 8K, RAW
 
     def _parse_lora_stack(self, lora_env: str) -> list[tuple[str, float]]:
         """Parse SD_LORA_STACK env var into list of (path, weight) tuples.
@@ -175,7 +175,6 @@ class SDPipeline:
         if self.pipe is None:
             self.load()
 
-        seed = options.seed if options.seed is not None else self._random_seed()
         self._stop_requested = False
 
         with self._generation_lock:
@@ -184,7 +183,7 @@ class SDPipeline:
                     self._stop_requested = False
                     return
 
-                params = self._compute_params(options, seed, i)
+                params = self._compute_params(options, i)
                 full_prompt = f"{options.prompt}, {self.quality_keywords}" if options.add_quality_keywords else options.prompt
 
                 image = self._generate_image(full_prompt, options.negative_prompt, params, options.width, options.height)
@@ -196,9 +195,13 @@ class SDPipeline:
                 result = self._save_and_encode(image, options, params, full_prompt, i)
                 yield result
 
-    def _compute_params(self, options: GenerationOptions, seed: int, index: int) -> ImageParams:
+    def _compute_params(self, options: GenerationOptions, index: int) -> ImageParams:
         """Compute generation parameters for a single image."""
-        current_seed = seed + index if options.increment_seed else seed
+        if options.seed is not None:
+            if options.increment_seed:
+                current_seed = options.seed + index
+        else:
+            current_seed = self._random_seed()
 
         if options.vary_guidance and options.count > 1:
             t = index / (options.count - 1)

templates/index.html

@@ -167,13 +167,6 @@
         const guidanceValue = document.getElementById('guidance-value');
         const randomSeedBtn = document.getElementById('random-seed');
         const seedInput = document.getElementById('seed');
-
-        let timePerImage = null;
-        let progressInterval = null;
-        let imageStartTime = null;
-        let isGenerating = false;
-        let abortController = null;
-
         const incrementSeedCheckbox = document.getElementById('increment-seed');
         const varyGuidanceCheckbox = document.getElementById('vary-guidance');
         const varyStepsCheckbox = document.getElementById('vary-steps');
@@ -190,6 +183,12 @@
         const varyGuidanceGroup = varyGuidanceCheckbox.closest('.form-group');
         const varyStepsGroup = varyStepsCheckbox.closest('.form-group');
 
+        let timePerImage = null;
+        let progressInterval = null;
+        let imageStartTime = null;
+        let isGenerating = false;
+        let abortController = null;
+
         function updateVaryOptionsVisibility() {
             const count = parseInt(countInput.value) || 1;
             const showVary = count > 1;
@@ -221,7 +220,7 @@
         });
 
         randomSeedBtn.addEventListener('click', () => {
-            seedInput.value = Math.floor(100000000 + Math.random() * 900000000);
+            seedInput.value = '';
         });
 
         document.getElementById('prompt').addEventListener('keydown', (e) => {
@@ -470,13 +469,15 @@
             let requestedCount = parseInt(document.getElementById('count').value);
 
             // If count > 1 but no vary options enabled, reduce to 1
-            const hasVaryOption = incrementSeedCheckbox.checked || varyGuidanceCheckbox.checked || varyStepsCheckbox.checked;
+            const hasVaryOption = seedValue === '' || incrementSeedCheckbox.checked || varyGuidanceCheckbox.checked || varyStepsCheckbox.checked;
             if (requestedCount > 1 && !hasVaryOption) {
                 requestedCount = 1;
             }
 
             setStatus(requestedCount === 1 ? 'Generating image...' : `Generating image 1 of ${requestedCount}...`, 'loading');
 
+            localStorage.setItem('settings', JSON.stringify(getSettings()));
+
             const data = {
                 prompt: prompt,
                 negative_prompt: document.getElementById('negative-prompt').value.trim(),
@@ -652,6 +653,13 @@
 
             results.appendChild(card);
         }
+
+        window.addEventListener('load', function() {
+            let settings = localStorage.getItem('settings');
+            if (settings !== null) {
+                applySettings(JSON.parse(settings));
+            }
+        })
     </script>
 </body>
 </html>