Object_Detector / app.py
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import gradio as gr
from PIL import Image, ImageDraw, ImageFont
import scipy.io.wavfile as wavfile
# Use a pipeline as a high-level helper
from transformers import pipeline
# model_path = ("../Models/models--facebook--detr-resnet-50/snapshots"
# "/1d5f47bd3bdd2c4bbfa585418ffe6da5028b4c0b")
# object_detector = pipeline("object-detection",
# model=model_path)
object_detector = pipeline("object-detection",
model="facebook/detr-resnet-50")
narrator = pipeline("text-to-speech",
model="kakao-enterprise/vits-ljs")
# Define the function to generate audio from text
def generate_audio(text):
# Generate the narrated text
narrated_text = narrator(text)
# Save the audio to a WAV file
wavfile.write("output.wav", rate=narrated_text["sampling_rate"],
data=narrated_text["audio"][0])
# Return the path to the saved audio file
return "output.wav"
def read_objects(detection_objects):
# Initialize counters for each object label
object_counts = {}
# Count the occurrences of each label
for detection in detection_objects:
label = detection['label']
if label in object_counts:
object_counts[label] += 1
else:
object_counts[label] = 1
# Generate the response string
response = "This picture contains"
labels = list(object_counts.keys())
for i, label in enumerate(labels):
response += f" {object_counts[label]} {label}"
if object_counts[label] > 1:
response += "s"
if i < len(labels) - 2:
response += ","
elif i == len(labels) - 2:
response += " and"
response += "."
return response
def draw_bounding_boxes(image, detections, font_path=None, font_size=50):
# Make a copy of the image to draw on
draw_image = image.copy()
draw = ImageDraw.Draw(draw_image)
# Load custom font or default font if path not provided
if font_path:
font = ImageFont.truetype(font_path, font_size)
else:
# When font_path is not provided, load default font but its size is fixed
font = ImageFont.load_default()
# Increase font size workaround by using a TTF font file, if needed, can download and specify the path
for detection in detections:
box = detection['box']
xmin = box['xmin']
ymin = box['ymin']
xmax = box['xmax']
ymax = box['ymax']
# Draw the bounding box
draw.rectangle([(xmin, ymin), (xmax, ymax)], outline="red", width=5)
# Optionally, you can also draw the label and score
label = detection['label']
score = detection['score']
text = f"{label} {score:.2f}"
# Draw text with background rectangle for visibility
if font_path: # Use the custom font with increased size
text_size = draw.textbbox((xmin, ymin), text, font=font)
else:
# Calculate text size using the default font
text_size = draw.textbbox((xmin, ymin), text)
draw.rectangle([(text_size[0], text_size[1]), (text_size[2], text_size[3])], fill="red")
draw.text((xmin, ymin), text, fill="white", font=font)
return draw_image
def detect_object(image):
raw_image = image
output = object_detector(raw_image)
processed_image = draw_bounding_boxes(raw_image, output)
natural_text = read_objects(output)
processed_audio = generate_audio(natural_text)
return processed_image, processed_audio
examples = [
["example1.jpg"],
["example2.jpg"]
]
demo = gr.Interface(fn=detect_object,
inputs=[gr.Image(label="Select Image",type="pil")],
theme='freddyaboulton/dracula_revamped',
outputs=[gr.Image(label="Processed Image", type="pil"), gr.Audio(label="Generated Audio")],
examples = examples,
title="Object Detector",
description="Detect objects in the input image with bounding boxes with audio description.")
demo.launch()