PaddleClas/deploy/utils/draw_bbox.py

62 lines
2.0 KiB
Python

# Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import numpy as np
import cv2
from PIL import Image, ImageDraw, ImageFont
def draw_bbox_results(image,
results,
input_path,
font_path="./utils/simfang.ttf",
save_dir=None):
if isinstance(image, np.ndarray):
image = Image.fromarray(image)
draw = ImageDraw.Draw(image)
font_size = 18
font = ImageFont.truetype(font_path, font_size, encoding="utf-8")
color = (0, 102, 255)
for result in results:
# empty results
if result["rec_docs"] is None:
continue
xmin, ymin, xmax, ymax = result["bbox"]
text = "{}, {:.2f}".format(result["rec_docs"], result["rec_scores"])
th = font_size
tw = font.getsize(text)[0]
# tw = int(len(result["rec_docs"]) * font_size) + 60
start_y = max(0, ymin - th)
draw.rectangle(
[(xmin + 1, start_y), (xmin + tw + 1, start_y + th)], fill=color)
draw.text((xmin + 1, start_y), text, fill=(255, 255, 255), font=font)
draw.rectangle(
[(xmin, ymin), (xmax, ymax)], outline=(255, 0, 0), width=2)
image_name = os.path.basename(input_path)
if save_dir is None:
save_dir = "output"
os.makedirs(save_dir, exist_ok=True)
output_path = os.path.join(save_dir, image_name)
image.save(output_path, quality=95)
return np.array(image)