Update app.py

app.py

@@ -46,6 +46,23 @@ decrypted_token = get_hf_token("gAAAAABn3GfShExoJd50nau3B5ZJNiQ9dRD1ACO3XXMwVaIQ
 login(token=decrypted_token)
 groq_client = Groq(api_key="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")
 
+@spaces.GPU(duration=75)
+def infer(prompt, seed=42, randomize_seed=False, width=1024, height=1024, guidance_scale=3.5, num_inference_steps=28, progress=gr.Progress(track_tqdm=True)):
+    if randomize_seed:
+        seed = random.randint(0, MAX_SEED)
+    generator = torch.Generator().manual_seed(seed)
+    for img in pipe.flux_pipe_call_that_returns_an_iterable_of_images(
+            prompt=prompt,
+            guidance_scale=guidance_scale,
+            num_inference_steps=num_inference_steps,
+            width=width,
+            height=height,
+            generator=generator,
+            output_type="pil",
+            good_vae=good_vae,
+        ):
+        yield img, seed
+
 def enhance_prompt(user_prompt):
     """Enhances the given prompt using Groq and returns the refined prompt."""
     try:
@@ -61,7 +78,7 @@ def enhance_prompt(user_prompt):
                         "aperture, lens, and shot type. Use clear, visual descriptions. "
                         "Prompt Structure: Prompt should only contain keywords, no phrases. "
                         "[relation to background] [background]. [Details of background] "
-                        "[Interactions with color and lighting]. (\"Taken on:\"/\"Drawn with:\")[Specific traits of style]' "
+                        "[Interactions with color and lighting]. (\"Taken on:\"/\"Drawn with:\")[Specific traits of style] "
                         "Include details on medium, subject (clothing, hairstyle, pose, etc.), background, "
                         "colors, lighting, style traits, influences, technique, and camera settings if applicable."
                     ),
@@ -80,57 +97,97 @@ def enhance_prompt(user_prompt):
         enhanced = f"Error enhancing prompt: {str(e)}"
     return enhanced
 
-def generate_image(prompt):
-    """Generates an image using the provided (possibly edited) prompt."""
-    try:
-        generator = torch.Generator(device).manual_seed(42)
-        image = pipe(
-            prompt=prompt,
-            guidance_scale=3.5,
-            num_inference_steps=50,
-            width=1024,
-            height=1024,
-            generator=generator,
-            output_type="pil",
-            good_vae=good_vae,
-        ).images[0]
-    except Exception as e:
-        image = None
-        print(e)
-    return image
-
 # --- Gradio Interface ---
-with gr.Blocks(css=".gradio-container {background-color: #f9f9f9; padding: 20px;}") as demo:
-    gr.Markdown("# 2-Step Image Generator")
-    gr.Markdown(
-        "### Step 1: Prompt Enhancement\n"
-        "Enter your original prompt below and click **Enhance Prompt**. "
-        "The system will generate a detailed version of your prompt. You can modify the enhanced prompt before generating the image."
-    )
-    
-    with gr.Row():
+css = """
+#col-container {
+    margin: 0 auto;
+    max-width: 520px;
+}
+"""
+
+with gr.Blocks(css=css) as demo:
+    with gr.Column(elem_id="col-container"):
+        gr.Markdown("# FLUX.1 [dev] with Prompt Enhancement")
+        gr.Markdown("### Step 1: Enhance Your Prompt")
+        # Original prompt input and enhancement button
         original_prompt = gr.Textbox(
-            label="Your Original Prompt",
-            placeholder="Describe your idea here...",
-            lines=3
+            label="Original Prompt",
+            placeholder="Enter your idea here...",
+            lines=2
         )
         enhance_button = gr.Button("Enhance Prompt")
+        # Editable textbox that will hold the enhanced prompt
+        enhanced_prompt = gr.Textbox(
+            label="Enhanced Prompt (Editable)",
+            placeholder="The enhanced prompt will appear here...",
+            lines=2
+        )
+        # When clicked, this button calls the enhance_prompt function.
+        enhance_button.click(fn=enhance_prompt, inputs=original_prompt, outputs=enhanced_prompt)
+        
+        gr.Markdown("### Step 2: Generate Image Using Enhanced Prompt")
+        with gr.Row():
+            run_button = gr.Button("Generate Image", scale=0)
+        result = gr.Image(label="Result", show_label=False)
+        
+        with gr.Accordion("Advanced Settings", open=False):
+            seed = gr.Slider(
+                label="Seed",
+                minimum=0,
+                maximum=MAX_SEED,
+                step=1,
+                value=0,
+            )
+            randomize_seed = gr.Checkbox(label="Randomize seed", value=True)
+            with gr.Row():
+                width = gr.Slider(
+                    label="Width",
+                    minimum=256,
+                    maximum=MAX_IMAGE_SIZE,
+                    step=32,
+                    value=1024,
+                )
+                height = gr.Slider(
+                    label="Height",
+                    minimum=256,
+                    maximum=MAX_IMAGE_SIZE,
+                    step=32,
+                    value=1024,
+                )
+            with gr.Row():
+                guidance_scale = gr.Slider(
+                    label="Guidance Scale",
+                    minimum=1,
+                    maximum=15,
+                    step=0.1,
+                    value=3.5,
+                )
+                num_inference_steps = gr.Slider(
+                    label="Number of inference steps",
+                    minimum=1,
+                    maximum=50,
+                    step=1,
+                    value=28,
+                )
+        
+        gr.Examples(
+            examples=[
+                "a tiny astronaut hatching from an egg on the moon",
+                "a cat holding a sign that says hello world",
+                "an anime illustration of a wiener schnitzel",
+            ],
+            fn=infer,
+            inputs=enhanced_prompt,  # Uses the enhanced prompt
+            outputs=[result, seed],
+            cache_examples="lazy"
+        )
     
-    enhanced_prompt_box = gr.Textbox(
-        label="Enhanced Prompt (Editable)",
-        placeholder="The enhanced prompt will appear here...",
-        lines=3
+    # Trigger the original image generation code using the enhanced prompt.
+    gr.on(
+        triggers=[run_button.click, enhanced_prompt.submit],
+        fn=infer,
+        inputs=[enhanced_prompt, seed, randomize_seed, width, height, guidance_scale, num_inference_steps],
+        outputs=[result, seed]
     )
-    
-    enhance_button.click(fn=enhance_prompt, inputs=original_prompt, outputs=enhanced_prompt_box)
-    
-    gr.Markdown("### Step 2: Image Generation\n"
-                "Review and modify the enhanced prompt if necessary. Once you're ready, click **Generate Image** to create your image.")
-    
-    generate_button = gr.Button("Generate Image")
-    image_output = gr.Image(label="Generated Image")
-    
-    generate_button.click(fn=generate_image, inputs=enhanced_prompt_box, outputs=image_output)
 
-if __name__ == "__main__":
-    demo.launch(share=True)
+demo.launch(share=True)