Files
MinerU/magic_pdf/model/sub_modules/model_utils.py
myhloli 104273cc79 fix(vram): improve VRAM checking logic
- Update VRAM checking logic in app.py and model_utils.py
- Add None and type checks for VRAM values
- Adjust concurrency limit calculation in app.py
- Modify clean_vram function to handle cases with no VRAM information
2024-12-03 14:22:35 +08:00

57 lines
2.2 KiB
Python

import time
import torch
from PIL import Image
from loguru import logger
from magic_pdf.libs.clean_memory import clean_memory
def crop_img(input_res, input_pil_img, crop_paste_x=0, crop_paste_y=0):
crop_xmin, crop_ymin = int(input_res['poly'][0]), int(input_res['poly'][1])
crop_xmax, crop_ymax = int(input_res['poly'][4]), int(input_res['poly'][5])
# Create a white background with an additional width and height of 50
crop_new_width = crop_xmax - crop_xmin + crop_paste_x * 2
crop_new_height = crop_ymax - crop_ymin + crop_paste_y * 2
return_image = Image.new('RGB', (crop_new_width, crop_new_height), 'white')
# Crop image
crop_box = (crop_xmin, crop_ymin, crop_xmax, crop_ymax)
cropped_img = input_pil_img.crop(crop_box)
return_image.paste(cropped_img, (crop_paste_x, crop_paste_y))
return_list = [crop_paste_x, crop_paste_y, crop_xmin, crop_ymin, crop_xmax, crop_ymax, crop_new_width, crop_new_height]
return return_image, return_list
# Select regions for OCR / formula regions / table regions
def get_res_list_from_layout_res(layout_res):
ocr_res_list = []
table_res_list = []
single_page_mfdetrec_res = []
for res in layout_res:
if int(res['category_id']) in [13, 14]:
single_page_mfdetrec_res.append({
"bbox": [int(res['poly'][0]), int(res['poly'][1]),
int(res['poly'][4]), int(res['poly'][5])],
})
elif int(res['category_id']) in [0, 1, 2, 4, 6, 7]:
ocr_res_list.append(res)
elif int(res['category_id']) in [5]:
table_res_list.append(res)
return ocr_res_list, table_res_list, single_page_mfdetrec_res
def clean_vram(device, vram_threshold=8):
total_memory = get_vram(device)
if total_memory and total_memory <= vram_threshold:
gc_start = time.time()
clean_memory()
gc_time = round(time.time() - gc_start, 2)
logger.info(f"gc time: {gc_time}")
def get_vram(device):
if torch.cuda.is_available() and device != 'cpu':
total_memory = torch.cuda.get_device_properties(device).total_memory / (1024 ** 3) # 将字节转换为 GB
return total_memory
return None