Update app.py

app.py

@@ -1,146 +1,239 @@
 import gradio as gr
-import numpy as np
+from transformers import AutoProcessor, AutoModelForCausalLM
+import spaces
+
+import requests
+import copy
+
+from PIL import Image, ImageDraw, ImageFont 
+import io
+import matplotlib.pyplot as plt
+import matplotlib.patches as patches
+
 import random
-from diffusers import DiffusionPipeline
-import torch
-
-device = "cuda" if torch.cuda.is_available() else "cpu"
-
-if torch.cuda.is_available():
-    torch.cuda.max_memory_allocated(device=device)
-    pipe = DiffusionPipeline.from_pretrained("stabilityai/sdxl-turbo", torch_dtype=torch.float16, variant="fp16", use_safetensors=True)
-    pipe.enable_xformers_memory_efficient_attention()
-    pipe = pipe.to(device)
-else: 
-    pipe = DiffusionPipeline.from_pretrained("stabilityai/sdxl-turbo", use_safetensors=True)
-    pipe = pipe.to(device)
-
-MAX_SEED = np.iinfo(np.int32).max
-MAX_IMAGE_SIZE = 1024
-
-def infer(prompt, negative_prompt, seed, randomize_seed, width, height, guidance_scale, num_inference_steps):
-
-    if randomize_seed:
-        seed = random.randint(0, MAX_SEED)
-        
-    generator = torch.Generator().manual_seed(seed)
-    
-    image = pipe(
-        prompt = prompt, 
-        negative_prompt = negative_prompt,
-        guidance_scale = guidance_scale, 
-        num_inference_steps = num_inference_steps, 
-        width = width, 
-        height = height,
-        generator = generator
-    ).images[0] 
-    
-    return image
+import numpy as np
 
-examples = [
-    "Astronaut in a jungle, cold color palette, muted colors, detailed, 8k",
-    "An astronaut riding a green horse",
-    "A delicious ceviche cheesecake slice",
-]
+import subprocess
+subprocess.run('pip install flash-attn --no-build-isolation', env={'FLASH_ATTENTION_SKIP_CUDA_BUILD': "TRUE"}, shell=True)
 
-css="""
-#col-container {
-    margin: 0 auto;
-    max-width: 520px;
+models = {
+    'microsoft/Florence-2-large-ft': AutoModelForCausalLM.from_pretrained('microsoft/Florence-2-large-ft', trust_remote_code=True).to("cuda").eval(),
+    'microsoft/Florence-2-large': AutoModelForCausalLM.from_pretrained('microsoft/Florence-2-large', trust_remote_code=True).to("cuda").eval(),
+    'microsoft/Florence-2-base-ft': AutoModelForCausalLM.from_pretrained('microsoft/Florence-2-base-ft', trust_remote_code=True).to("cuda").eval(),
+    'microsoft/Florence-2-base': AutoModelForCausalLM.from_pretrained('microsoft/Florence-2-base', trust_remote_code=True).to("cuda").eval(),
 }
-"""
 
-if torch.cuda.is_available():
-    power_device = "GPU"
-else:
-    power_device = "CPU"
+processors = {
+    'microsoft/Florence-2-large-ft': AutoProcessor.from_pretrained('microsoft/Florence-2-large-ft', trust_remote_code=True),
+    'microsoft/Florence-2-large': AutoProcessor.from_pretrained('microsoft/Florence-2-large', trust_remote_code=True),
+    'microsoft/Florence-2-base-ft': AutoProcessor.from_pretrained('microsoft/Florence-2-base-ft', trust_remote_code=True),
+    'microsoft/Florence-2-base': AutoProcessor.from_pretrained('microsoft/Florence-2-base', trust_remote_code=True),
+}
+
+
+DESCRIPTION = "# [Florence-2 Demo](https://huggingface.co/microsoft/Florence-2-large)"
+
+colormap = ['blue','orange','green','purple','brown','pink','gray','olive','cyan','red',
+            'lime','indigo','violet','aqua','magenta','coral','gold','tan','skyblue']
+
+def fig_to_pil(fig):
+    buf = io.BytesIO()
+    fig.savefig(buf, format='png')
+    buf.seek(0)
+    return Image.open(buf)
+
+@spaces.GPU
+def run_example(task_prompt, image, text_input=None, model_id='microsoft/Florence-2-large'):
+    model = models[model_id]
+    processor = processors[model_id]
+    if text_input is None:
+        prompt = task_prompt
+    else:
+        prompt = task_prompt + text_input
+    inputs = processor(text=prompt, images=image, return_tensors="pt").to("cuda")
+    generated_ids = model.generate(
+        input_ids=inputs["input_ids"],
+        pixel_values=inputs["pixel_values"],
+        max_new_tokens=1024,
+        early_stopping=False,
+        do_sample=False,
+        num_beams=3,
+    )
+    generated_text = processor.batch_decode(generated_ids, skip_special_tokens=False)[0]
+    parsed_answer = processor.post_process_generation(
+        generated_text,
+        task=task_prompt,
+        image_size=(image.width, image.height)
+    )
+    return parsed_answer
+
+def plot_bbox(image, data):
+    fig, ax = plt.subplots()
+    ax.imshow(image)
+    for bbox, label in zip(data['bboxes'], data['labels']):
+        x1, y1, x2, y2 = bbox
+        rect = patches.Rectangle((x1, y1), x2-x1, y2-y1, linewidth=1, edgecolor='r', facecolor='none')
+        ax.add_patch(rect)
+        plt.text(x1, y1, label, color='white', fontsize=8, bbox=dict(facecolor='red', alpha=0.5))
+    ax.axis('off')
+    return fig
+
+def draw_polygons(image, prediction, fill_mask=False):
+
+    draw = ImageDraw.Draw(image)
+    scale = 1
+    for polygons, label in zip(prediction['polygons'], prediction['labels']):
+        color = random.choice(colormap)
+        fill_color = random.choice(colormap) if fill_mask else None
+        for _polygon in polygons:
+            _polygon = np.array(_polygon).reshape(-1, 2)
+            if len(_polygon) < 3:
+                print('Invalid polygon:', _polygon)
+                continue
+            _polygon = (_polygon * scale).reshape(-1).tolist()
+            if fill_mask:
+                draw.polygon(_polygon, outline=color, fill=fill_color)
+            else:
+                draw.polygon(_polygon, outline=color)
+            draw.text((_polygon[0] + 8, _polygon[1] + 2), label, fill=color)
+    return image
+
+def convert_to_od_format(data):
+    bboxes = data.get('bboxes', [])
+    labels = data.get('bboxes_labels', [])
+    od_results = {
+        'bboxes': bboxes,
+        'labels': labels
+    }
+    return od_results
+
+def draw_ocr_bboxes(image, prediction):
+    scale = 1
+    draw = ImageDraw.Draw(image)
+    bboxes, labels = prediction['quad_boxes'], prediction['labels']
+    for box, label in zip(bboxes, labels):
+        color = random.choice(colormap)
+        new_box = (np.array(box) * scale).tolist()
+        draw.polygon(new_box, width=3, outline=color)
+        draw.text((new_box[0]+8, new_box[1]+2),
+                  "{}".format(label),
+                  align="right",
+                  fill=color)
+    return image
+
+def process_image(image, task_prompt, text_input=None, model_id='microsoft/Florence-2-large'):
+    image = Image.fromarray(image)  # Convert NumPy array to PIL Image
+    if task_prompt == 'Caption':
+        task_prompt = '<CAPTION>'
+        results = run_example(task_prompt, image, model_id=model_id)
+        return results, None
+    elif task_prompt == 'Detailed Caption':
+        task_prompt = '<DETAILED_CAPTION>'
+        results = run_example(task_prompt, image, model_id=model_id)
+        return results, None
+    elif task_prompt == 'More Detailed Caption':
+        task_prompt = '<MORE_DETAILED_CAPTION>'
+        results = run_example(task_prompt, image, model_id=model_id)
+        return results, None
+    elif task_prompt == 'Object Detection':
+        task_prompt = '<OD>'
+        results = run_example(task_prompt, image, model_id=model_id)
+        fig = plot_bbox(image, results['<OD>'])
+        return results, fig_to_pil(fig)
+    elif task_prompt == 'Dense Region Caption':
+        task_prompt = '<DENSE_REGION_CAPTION>'
+        results = run_example(task_prompt, image, model_id=model_id)
+        fig = plot_bbox(image, results['<DENSE_REGION_CAPTION>'])
+        return results, fig_to_pil(fig)
+    elif task_prompt == 'Region Proposal':
+        task_prompt = '<REGION_PROPOSAL>'
+        results = run_example(task_prompt, image, model_id=model_id)
+        fig = plot_bbox(image, results['<REGION_PROPOSAL>'])
+        return results, fig_to_pil(fig)
+    elif task_prompt == 'Caption to Phrase Grounding':
+        task_prompt = '<CAPTION_TO_PHRASE_GROUNDING>'
+        results = run_example(task_prompt, image, text_input, model_id)
+        fig = plot_bbox(image, results['<CAPTION_TO_PHRASE_GROUNDING>'])
+        return results, fig_to_pil(fig)
+    elif task_prompt == 'Referring Expression Segmentation':
+        task_prompt = '<REFERRING_EXPRESSION_SEGMENTATION>'
+        results = run_example(task_prompt, image, text_input, model_id)
+        output_image = copy.deepcopy(image)
+        output_image = draw_polygons(output_image, results['<REFERRING_EXPRESSION_SEGMENTATION>'], fill_mask=True)
+        return results, output_image
+    elif task_prompt == 'Region to Segmentation':
+        task_prompt = '<REGION_TO_SEGMENTATION>'
+        results = run_example(task_prompt, image, text_input, model_id)
+        output_image = copy.deepcopy(image)
+        output_image = draw_polygons(output_image, results['<REGION_TO_SEGMENTATION>'], fill_mask=True)
+        return results, output_image
+    elif task_prompt == 'Open Vocabulary Detection':
+        task_prompt = '<OPEN_VOCABULARY_DETECTION>'
+        results = run_example(task_prompt, image, text_input, model_id)
+        bbox_results = convert_to_od_format(results['<OPEN_VOCABULARY_DETECTION>'])
+        fig = plot_bbox(image, bbox_results)
+        return results, fig_to_pil(fig)
+    elif task_prompt == 'Region to Category':
+        task_prompt = '<REGION_TO_CATEGORY>'
+        results = run_example(task_prompt, image, text_input, model_id)
+        return results, None
+    elif task_prompt == 'Region to Description':
+        task_prompt = '<REGION_TO_DESCRIPTION>'
+        results = run_example(task_prompt, image, text_input, model_id)
+        return results, None
+    elif task_prompt == 'OCR':
+        task_prompt = '<OCR>'
+        results = run_example(task_prompt, image, model_id=model_id)
+        return results, None
+    elif task_prompt == 'OCR with Region':
+        task_prompt = '<OCR_WITH_REGION>'
+        results = run_example(task_prompt, image, model_id=model_id)
+        output_image = copy.deepcopy(image)
+        output_image = draw_ocr_bboxes(output_image, results['<OCR_WITH_REGION>'])
+        return results, output_image
+    else:
+        return "", None  # Return empty string and None for unknown task prompts
+
+css = """
+  #output {
+    height: 500px; 
+    overflow: auto; 
+    border: 1px solid #ccc; 
+  }
+"""
 
 with gr.Blocks(css=css) as demo:
-    
-    with gr.Column(elem_id="col-container"):
-        gr.Markdown(f"""
-        # Text-to-Image Gradio Template
-        Currently running on {power_device}.
-        """)
-        
+    gr.Markdown(DESCRIPTION)
+    with gr.Tab(label="Florence-2 Image Captioning"):
         with gr.Row():
-            
-            prompt = gr.Text(
-                label="Prompt",
-                show_label=False,
-                max_lines=1,
-                placeholder="Enter your prompt",
-                container=False,
-            )
-            
-            run_button = gr.Button("Run", scale=0)
-        
-        result = gr.Image(label="Result", show_label=False)
-
-        with gr.Accordion("Advanced Settings", open=False):
-            
-            negative_prompt = gr.Text(
-                label="Negative prompt",
-                max_lines=1,
-                placeholder="Enter a negative prompt",
-                visible=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=512,
-                )
-                
-                height = gr.Slider(
-                    label="Height",
-                    minimum=256,
-                    maximum=MAX_IMAGE_SIZE,
-                    step=32,
-                    value=512,
-                )
-            
-            with gr.Row():
-                
-                guidance_scale = gr.Slider(
-                    label="Guidance scale",
-                    minimum=0.0,
-                    maximum=10.0,
-                    step=0.1,
-                    value=0.0,
-                )
-                
-                num_inference_steps = gr.Slider(
-                    label="Number of inference steps",
-                    minimum=1,
-                    maximum=12,
-                    step=1,
-                    value=2,
-                )
-        
+            with gr.Column():
+                input_img = gr.Image(label="Input Picture")
+                model_selector = gr.Dropdown(choices=list(models.keys()), label="Model", value='microsoft/Florence-2-large')
+                task_prompt = gr.Dropdown(choices=[
+                    'Caption', 'Detailed Caption', 'More Detailed Caption', 'Object Detection',
+                    'Dense Region Caption', 'Region Proposal', 'Caption to Phrase Grounding',
+                    'Referring Expression Segmentation', 'Region to Segmentation',
+                    'Open Vocabulary Detection', 'Region to Category', 'Region to Description',
+                    'OCR', 'OCR with Region'
+                ], label="Task Prompt", value= 'Caption')
+                text_input = gr.Textbox(label="Text Input (optional)")
+                submit_btn = gr.Button(value="Submit")
+            with gr.Column():
+                output_text = gr.Textbox(label="Output Text")
+                output_img = gr.Image(label="Output Image")
+
         gr.Examples(
-            examples = examples,
-            inputs = [prompt]
+            examples=[
+                ["image1.jpg", 'Object Detection'],
+                ["image2.jpg", 'OCR with Region']
+            ],
+            inputs=[input_img, task_prompt],
+            outputs=[output_text, output_img],
+            fn=process_image,
+            cache_examples=True,
+            label='Try examples'
         )
 
-    run_button.click(
-        fn = infer,
-        inputs = [prompt, negative_prompt, seed, randomize_seed, width, height, guidance_scale, num_inference_steps],
-        outputs = [result]
-    )
+        submit_btn.click(process_image, [input_img, task_prompt, text_input, model_selector], [output_text, output_img])
 
-demo.queue().launch()
+demo.launch(debug=True)