CalliReader / InternVL /modeling_internvl_chat.py
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import cv2
import numpy as np
from PIL import Image
from concurrent.futures import ThreadPoolExecutor
from config.configu import *
from models.model import *
from models.similarity import *
from sklearn.cluster import KMeans
from utils.utils import *
import warnings
from typing import Any, List, Optional, Tuple, Union
import torch
import random
import torch.utils.checkpoint
import transformers
from torch import nn
from torch.nn import CrossEntropyLoss
from transformers import (AutoModel, GenerationConfig, LlamaForCausalLM,
LlamaTokenizer)
from transformers.modeling_outputs import CausalLMOutputWithPast
from transformers.modeling_utils import PreTrainedModel
from transformers.utils import ModelOutput, logging
from .configuration_internvl_chat import InternVLChatConfig
from .conversation import get_conv_template
from .modeling_intern_vit import InternVisionModel
from .modeling_internlm2 import InternLM2ForCausalLM
logger = logging.get_logger(__name__)
def coord_transform(box,return_4=True):
if return_4:
return [box[0][0],box[0][1],box[1][0],box[1][1]]
else:
return [[box[0],box[1]],[box[2],box[3]]]
def insert_zeros(input_ids, attention_mask, num_zeros=5):
device = input_ids.device # 获取原始设备
input_ids = input_ids.cpu().clone() # 将张量移到 CPU 并克隆
attention_mask = attention_mask.cpu().clone() # 将张量移到 CPU 并克隆
for _ in range(num_zeros):
# 随机选择插入位置
insert_pos = random.randint(0, input_ids.size(1))
# 在 input_ids 中插入 0
input_ids = torch.cat((input_ids[:, :insert_pos], torch.tensor([[0]]), input_ids[:, insert_pos:]), dim=1)
# 在 attention_mask 中插入 1
attention_mask = torch.cat((attention_mask[:, :insert_pos], torch.tensor([[1]]), attention_mask[:, insert_pos:]), dim=1)
# 将张量移回原始设备
input_ids = input_ids.to(device)
attention_mask = attention_mask.to(device)
return input_ids, attention_mask
def add_Gaussian_noise(input_embeds, rate=1e-1):
device = input_embeds.device
input_embeds = input_embeds.cpu().clone()
mean = input_embeds.mean()
std = input_embeds.std()
noise = torch.randn(input_embeds.size()) * std + mean
noisy_input_embeds = input_embeds + rate * noise
noisy_input_embeds = noisy_input_embeds.to(device)
noisy_input_embeds = noisy_input_embeds.to(torch.bfloat16)
return noisy_input_embeds
def version_cmp(v1, v2, op='eq'):
import operator
from packaging import version
op_func = getattr(operator, op)
return op_func(version.parse(v1), version.parse(v2))
def most_frequent_rgb(image_array):
"""找一张图片中最frequent的rgb,用于填充mask"""
# Flatten the image array to a 2D array where each row is an RGB tuple
pixels = image_array.reshape(-1, image_array.shape[-1])
# Use np.unique with return_counts to find unique rows and their counts
unique_pixels, counts = np.unique(pixels, axis=0, return_counts=True)
# Find the index of the most frequent pixel
most_frequent_index = np.argmax(counts)
# Get the most frequent pixel and its count
most_frequent_pixel = unique_pixels[most_frequent_index]
frequency = counts[most_frequent_index]
return most_frequent_pixel, frequency
def most_frequent_rgb_fast(image_array):
"""快速查找图片中最频繁的RGB值,不返回频率"""
# 将RGB每个通道的值映射为一个唯一的整数,形如 R * 256^2 + G * 256 + B
flattened = image_array.reshape(-1, 3)
rgb_ints = flattened[:, 0] * 256**2 + flattened[:, 1] * 256 + flattened[:, 2]
# 使用np.bincount统计每个唯一RGB组合出现的次数
counts = np.bincount(rgb_ints)
# 找到出现次数最多的那个整数
most_frequent_index = np.argmax(counts)
# 将整数转换回RGB值
r = (most_frequent_index // 256**2) % 256
g = (most_frequent_index // 256) % 256
b = most_frequent_index % 256
return (r, g, b)
def mask_area(image_array,coords,color):
"""对一张图片在框定的一系列box进行mask"""
# Define the bounding box (x1, y1, x2, y2)
#color=average_rgb(modified_image)
for coord in coords:
x1, y1, x2, y2 = coord
image_array[y1:y2, x1:x2] =color # 255 for white in an RGB image
return image_array
class InternVLChatModel(PreTrainedModel):
config_class = InternVLChatConfig
main_input_name = 'pixel_values'
_supports_flash_attn_2 = True
_no_split_modules = ['InternVisionModel', 'LlamaDecoderLayer', 'InternLM2DecoderLayer']
def __init__(self, config: InternVLChatConfig, vision_model=None, language_model=None):
super().__init__(config)
assert version_cmp(transformers.__version__, '4.36.2', 'ge')
image_size = config.force_image_size or config.vision_config.image_size
patch_size = config.vision_config.patch_size
self.patch_size = patch_size
self.select_layer = config.select_layer
self.template = config.template
##TODO change the number of img tokens
self.num_image_token = int((image_size // patch_size) ** 2 * (config.downsample_ratio ** 2))
#self.num_image_token = 3
self.downsample_ratio = config.downsample_ratio
self.ps_version = config.ps_version
self.mu_sigma=torch.load(NORM_PARAMS_PATH)['weight']
self.mu=self.mu_sigma[:,0].reshape((-1,1))
self.sigma=self.mu_sigma[:,1].reshape((-1,1)) #[vocab_size, 1]
self.normed_emb,self.mu_sigma=self.load_normed_tok_embeddings(load_checkboard=True)
self.resampler=load_perceiver_resampler_2(PERCEIVER_CHECKPOINT,num_layers=4)
self.sorter=load_orderformer(ORDERFORMER_CHECKPOINT)
logger.info(f'num_image_token: {self.num_image_token}')
logger.info(f'ps_version: {self.ps_version}')
# print('vision_model', vision_model)
# print('language_model', language_model)
# print('config.llm_config.architectures[0]', config.llm_config.architectures[0])
if vision_model is not None:
self.vision_model = vision_model
else:
self.vision_model = InternVisionModel(config.vision_config)
if language_model is not None:
self.language_model = language_model
else:
if config.llm_config.architectures[0] == 'LlamaForCausalLM':
self.language_model = LlamaForCausalLM(config.llm_config)
elif config.llm_config.architectures[0] == 'InternLM2ForCausalLM':
self.language_model = InternLM2ForCausalLM(config.llm_config)
else:
raise NotImplementedError(f'{config.llm_config.architectures[0]} is not implemented.')
vit_hidden_size = config.vision_config.hidden_size
llm_hidden_size = config.llm_config.hidden_size
self.mlp1 = nn.Sequential(
nn.LayerNorm(vit_hidden_size * int(1 / self.downsample_ratio) ** 2),
nn.Linear(vit_hidden_size * int(1 / self.downsample_ratio) ** 2, llm_hidden_size),
nn.GELU(),
nn.Linear(llm_hidden_size, llm_hidden_size)
)
self.img_context_token_id = None
self.conv_template = get_conv_template(self.template)
self.system_message = self.conv_template.system_message
def load_normed_tok_embeddings(self,vocab_size=92553, llm_hidden_size=4096,load_checkboard=False):
tok_embeddings = nn.Embedding(vocab_size, llm_hidden_size, padding_idx=2).to_empty(device=torch.device('cuda')).to(torch.bfloat16)
tok_embeddings.load_state_dict(torch.load(NORM_TOK_EMBEDDING_PATH, weights_only=True, map_location="cpu"))
if load_checkboard:
checkboard_norm=torch.load(NORM_PARAMS_PATH) # (voc_size, 2) mu sigma pred * sigma + mu (逐行)
return tok_embeddings,checkboard_norm['weight']
return tok_embeddings
def forward(
self,
pixel_values: torch.FloatTensor,
input_ids: torch.LongTensor = None,
attention_mask: Optional[torch.Tensor] = None,
position_ids: Optional[torch.LongTensor] = None,
image_flags: Optional[torch.LongTensor] = None,
past_key_values: Optional[List[torch.FloatTensor]] = None,
labels: Optional[torch.LongTensor] = None,
use_cache: Optional[bool] = None,
output_attentions: Optional[bool] = None,
output_hidden_states: Optional[bool] = None,
return_dict: Optional[bool] = None,
) -> Union[Tuple, CausalLMOutputWithPast]:
return_dict = return_dict if return_dict is not None else self.config.use_return_dict
image_flags = image_flags.squeeze(-1)
input_embeds = self.language_model.get_input_embeddings()(input_ids)
vit_embeds = self.extract_feature(pixel_values)
vit_embeds = vit_embeds[image_flags == 1]
vit_batch_size = pixel_values.shape[0]
B, N, C = input_embeds.shape
input_embeds = input_embeds.reshape(B * N, C)
if torch.distributed.get_rank() == 0:
print(f'dynamic ViT batch size: {vit_batch_size}, images per sample: {vit_batch_size / B}, dynamic token length: {N}')
input_ids = input_ids.reshape(B * N)
selected = (input_ids == self.img_context_token_id)
try:
input_embeds[selected] = input_embeds[selected] * 0.0 + vit_embeds.reshape(-1, C)
except Exception as e:
vit_embeds = vit_embeds.reshape(-1, C)
print(f'warning: {e}, input_embeds[selected].shape={input_embeds[selected].shape}, '
f'vit_embeds.shape={vit_embeds.shape}')
n_token = selected.sum()
input_embeds[selected] = input_embeds[selected] * 0.0 + vit_embeds[:n_token]
input_embeds = input_embeds.reshape(B, N, C)
outputs = self.language_model(
inputs_embeds=input_embeds,
attention_mask=attention_mask,
position_ids=position_ids,
past_key_values=past_key_values,
use_cache=use_cache,
output_attentions=output_attentions,
output_hidden_states=output_hidden_states,
return_dict=return_dict,
)
logits = outputs.logits
loss = None
if labels is not None:
# Shift so that tokens < n predict n
shift_logits = logits[..., :-1, :].contiguous()
shift_labels = labels[..., 1:].contiguous()
# Flatten the tokens
loss_fct = CrossEntropyLoss()
shift_logits = shift_logits.view(-1, self.language_model.config.vocab_size)
shift_labels = shift_labels.view(-1)
# Enable model parallelism
shift_labels = shift_labels.to(shift_logits.device)
loss = loss_fct(shift_logits, shift_labels)
if not return_dict:
output = (logits,) + outputs[1:]
return (loss,) + output if loss is not None else output
return CausalLMOutputWithPast(
loss=loss,
logits=logits,
past_key_values=outputs.past_key_values,
hidden_states=outputs.hidden_states,
attentions=outputs.attentions,
)
def pixel_shuffle(self, x, scale_factor=0.5):
n, w, h, c = x.size()
# N, W, H, C --> N, W, H * scale, C // scale
x = x.view(n, w, int(h * scale_factor), int(c / scale_factor))
# N, W, H * scale, C // scale --> N, H * scale, W, C // scale
x = x.permute(0, 2, 1, 3).contiguous()
# N, H * scale, W, C // scale --> N, H * scale, W * scale, C // (scale ** 2)
x = x.view(n, int(h * scale_factor), int(w * scale_factor),
int(c / (scale_factor * scale_factor)))
if self.ps_version == 'v1':
warnings.warn("In ps_version 'v1', the height and width have not been swapped back, "
'which results in a transposed image.')
else:
x = x.permute(0, 2, 1, 3).contiguous()
return x
def extract_feature(self, pixel_values):
if self.select_layer == -1:
vit_embeds = self.vision_model(
pixel_values=pixel_values,
output_hidden_states=False,
return_dict=True).last_hidden_state
else:
vit_embeds = self.vision_model(
pixel_values=pixel_values,
output_hidden_states=True,
return_dict=True).hidden_states[self.select_layer]
vit_embeds = vit_embeds[:, 1:, :]
h = w = int(vit_embeds.shape[1] ** 0.5)
vit_embeds = vit_embeds.reshape(vit_embeds.shape[0], h, w, -1)
vit_embeds = self.pixel_shuffle(vit_embeds, scale_factor=self.downsample_ratio)
vit_embeds = vit_embeds.reshape(vit_embeds.shape[0], -1, vit_embeds.shape[-1])
vit_embeds = self.mlp1(vit_embeds)
return vit_embeds
@torch.no_grad()
def calli_align(self,img_path,detect_model, drop_zero = False, use_hard_vector_quant=False,save_path=None,verbose=False):
def dynamic_read(img_path,mode='c'):
# 如果是字符串类型(文件路径),用 cv2 读取
if isinstance(img_path, str):
img = cv2.imread(img_path)
if img is None:
try:
img = Image.open(img_path).convert("RGB")
img = np.array(img)
except:
raise ValueError(f"Image at path {img_path} could not be loaded.")
# 如果是 PIL.Image.Image 类型,将其转为 cv2 格式
elif isinstance(img_path, Image.Image):
img = np.array(img_path) # PIL 转 numpy 数组
# 因为 OpenCV 是 BGR,需要将 RGB 转为 BGR
img = cv2.cvtColor(img, cv2.COLOR_RGB2BGR)
else:
raise TypeError(f"Unsupported image type: {type(img_path)}")
if mode=='i':
img=Image.fromarray(img).convert("RGB")
return img
import time
def iterative_only_boxes(model,jpg_path):
image = dynamic_read(jpg_path)
image_array = np.array(image)
h, w, channels = image.shape
boxes=[]
color=most_frequent_rgb_fast(image_array)
while True:
res=model(image_array,verbose=False)[0]
to_be_masked=[]
for box in res.boxes:
xyxy = box.xyxy.squeeze().tolist()
x1, y1, x2, y2 = int(xyxy[0]), int(xyxy[1]), int(xyxy[2]), int(xyxy[3])
to_be_masked.append([x1,y1,x2,y2])
boxes.extend(to_be_masked)
if len(to_be_masked)>250:
image_array=mask_area(image_array,to_be_masked,color)
else:
break
boxes=[[[max(item[0],0),max(item[1],0)],[min(item[2],w),min(item[3],h)]]for item in boxes]
i=0
length=len(boxes)
while i<length:
j=0
main_box=boxes[i]
while j<length:
if i==j:
j+=1
continue
iou=calculate_iou(coord_transform(main_box),coord_transform(boxes[j]))
if iou>0.8:
rm = boxes[j]
boxes.remove(rm)
if j<i:
i-=1
length-=1
j-=1
j+=1
i+=1
return boxes
def char2col_with_kmeans(jpg_path,boxes, verbose=False):
## modified
def kmeans_boxes(bounding_boxes):
areas = [ (box[1][0] - box[0][0])*(box[1][1] - box[0][1]) for box in bounding_boxes]
# 转换为 numpy 数组
areas = np.array(areas).reshape(-1, 1)
# 使用 KMeans 进行聚类,将面积分为两组
kmeans = KMeans(n_clusters=2, random_state=0).fit(areas)
# 获取每个 bounding box 的标签
labels = kmeans.labels_
# 根据标签将 bounding boxes 分成两个组
group_0 = []
group_1 = []
for i, label in enumerate(labels):
if label == 0:
group_0.append(bounding_boxes[i])
else:
group_1.append(bounding_boxes[i])
group_0 = sorted(group_0, key = lambda x: (x[1][0]-x[0][0]), reverse=True)
group_1 = sorted(group_1, key = lambda x: (x[1][0]-x[0][0]), reverse=True)
if (group_1[0][1][0] - group_1[0][0][0]) > (group_0[0][1][0] - group_0[0][0][0]):# and len(group_1) > 0.8*len(group_0): # 1 为正文,0为落款
g1_hs = np.array([x[1][1]-x[0][1] for x in group_1]).mean()
thr1 = 1*( group_1[-1][1][0] - group_1[-1][0][0])
thr2 = 0.8*g1_hs
#luokuan_mean_area = np.array([(ele[1][0] - ele[0][0])*(ele[1][1] - ele[0][1]) for ele in group_0]).mean()
new_0 = []
for ele in group_0:
if (ele[1][0] - ele[0][0]) >= thr1 or (ele[1][1] - ele[0][1]) >= thr2 or (areas.min()/(ele[1][0] - ele[0][0])*(ele[1][1] - ele[0][1]) <= 1/5 and areas.mean() / ((ele[1][0] - ele[0][0])*(ele[1][1] - ele[0][1])) <= 1.3):
group_1.append(ele)
else:
new_0.append(ele)
grouped_luokuan = merge_boxes(new_0.copy())
final_ = []
for ele in new_0:
if ele in grouped_luokuan:
group_1.append(ele)
else:
final_.append(ele)
group_0 = final_
elif (group_0[0][1][0] - group_0[0][0][0]) > (group_1[0][1][0] - group_1[0][0][0]):# and len(group_0) > 0.8*len(group_1):
g0_hs = np.array([x[1][1]-x[0][1] for x in group_0]).mean()
thr1 = 1*( group_0[-1][1][0] - group_0[-1][0][0])
thr2 = 0.8*g0_hs
#luokuan_mean_area = np.array([(ele[1][0] - ele[0][0])*(ele[1][1] - ele[0][1]) for ele in group_1]).mean()
new_1 = []
for ele in group_1:
if (ele[1][0] - ele[0][0]) >= thr1 or (ele[1][1] - ele[0][1]) >= thr2 or (areas.min()/(ele[1][0] - ele[0][0])*(ele[1][1] - ele[0][1]) <= 1/5 and areas.mean() / ((ele[1][0] - ele[0][0])*(ele[1][1] - ele[0][1])) <=1.3):
group_0.append(ele)
else:
new_1.append(ele)
grouped_luokuan = merge_boxes(new_1.copy())
final_ = []
for ele in new_1:
if ele in grouped_luokuan:
group_0.append(ele)
else:
final_.append(ele)
group_1 = final_
return group_0,group_1
def toint(lst):
if len(lst)==2:
return [[int(lst[0][0]),int(lst[0][1])],[int(lst[1][0]),int(lst[1][1])]]
else:
return [int(lst[0]),int(lst[1]),int(lst[2]),int(lst[3])]
img = dynamic_read(jpg_path)
h, w, channels = img.shape
normalized_boxes=[[[item[0][0]/w,item[0][1]/h],[item[1][0]/w,item[1][1]/h]] for item in boxes]
S=np.array([(item[0][0]-item[1][0])*(item[0][1]-item[1][1]) for item in normalized_boxes])
# print(np.max(S)-np.min(S),h,w)
# print(boxes)
# print(normalized_boxes)
coef_var=np.std(S)/np.mean(S)
boxes2class=None
col2class=None
if coef_var>0.66 and S.min()/S.mean() <= 1/8:
boxes1,boxes2=kmeans_boxes(normalized_boxes)
boxes1=[[[item[0][0]*w,item[0][1]*h],[item[1][0]*w,item[1][1]*h]] for item in boxes1]
boxes2=[[[item[0][0]*w,item[0][1]*h],[item[1][0]*w,item[1][1]*h]] for item in boxes2]
columns1=merge_boxes(boxes1.copy())
columns2=merge_boxes(boxes2.copy())
columns=columns1+columns2
boxes2class={1:[toint(item) for item in boxes1],2:[toint(item) for item in boxes2]}
col2class={1:[toint(item) for item in columns1],2:[toint(item) for item in columns2]}
#[[481.3252033886607, 1185.3073037637248], [748.9909909909909, 1616.216216216216]]
else:
columns=merge_boxes(boxes.copy())
results={"imageHeight":h,"imageWidth":w,"shapes":[{"points":toint(col)} for col in columns],
"boxes2class":boxes2class,"col2class":col2class}
#print("saving results...")
# if verbose:
# frame = dynamic_read(jpg_path)
# name=jpg_path.split("/")[-1]
# os.makedirs("./detect_boxes_char2col/result_merge", exist_ok=True)
# for i,box in enumerate(results['shapes']):
# xyxy = box['points']
# x1, y1, x2, y2 = int(xyxy[0][0]), int(xyxy[0][1]), int(xyxy[1][0]), int(xyxy[1][1])
# colo = (255,0,0)
# cv2.rectangle(frame, (x1, y1), (x2, y2), thickness=2,color=colo,lineType=cv2.LINE_AA)
# # put labels
# if boxes2class is not None:
# if xyxy in col2class[1]:
# cv2.putText(frame, str(1), ((x1+x2)//2, (y1+y2)//2), cv2.FONT_HERSHEY_SIMPLEX, 1.5, colo, thickness=2, lineType=cv2.LINE_AA)
# elif xyxy in col2class[2]:
# cv2.putText(frame, str(2), ((x1+x2)//2, (y1+y2)//2), cv2.FONT_HERSHEY_SIMPLEX, 1.5, (0, 30, 235), thickness=2, lineType=cv2.LINE_AA)
# #cv2.putText(frame, str(i+1), ((x1+x2)//2, (y1+y2)//2), cv2.FONT_HERSHEY_SIMPLEX, 1.5, colo, thickness=2, lineType=cv2.LINE_AA)
# cv2.imwrite("./detect_boxes_char2col/result_merge"+name,frame)
return results
def sort_boxes(jpg,detector,model,thres=0.8):
boxes=iterative_only_boxes(detector,jpg)
data=char2col_with_kmeans(jpg,boxes,verbose=False)
res=model.predict(data,jpg)
final_results=[]
for idx,col in res.items():
lst=[]
for item in boxes:
ratio=calculate_iou(col,[item[0][0],item[0][1],item[1][0],item[1][1]],mini=True)
if ratio>=thres:
lst.append([item[0][0],item[0][1],item[1][0],item[1][1]])
lst=sorted(lst, key=lambda item: (item[1]+item[3])/2)
final_results.extend(lst)
#print(len(boxes),len(res),len(final_results))
return final_results
if img_path is None:
return None,None
st=time.time()
boxes=sort_boxes(img_path,detect_model,self.sorter)
ed=time.time()
if verbose:
print(f"YOLO+Orderformer {ed-st:.2f}s")
if save_path!=None:
frame = dynamic_read(img_path)
name=img_path.split("/")[-1]
for i,box in enumerate(boxes):
xyxy = box
x1, y1, x2, y2 = int(xyxy[0]), int(xyxy[1]), int(xyxy[2]), int(xyxy[3])
colo = (255,0,0)
cv2.rectangle(frame, (x1, y1), (x2, y2), thickness=2,color=colo,lineType=cv2.LINE_AA)
# put labels
cv2.putText(frame, str(i+1), ((x1+x2)//2, (y1+y2)//2), cv2.FONT_HERSHEY_SIMPLEX, 1.5, colo, thickness=2, lineType=cv2.LINE_AA)
print(save_path+"oredered_result_"+name)
cv2.imwrite(save_path+"oredered_result_"+name,frame)
st=time.time()
pixel_values=[]
img=np.array(dynamic_read(img_path,mode='i').convert("RGB"))
for xyxy in boxes:
x1, y1, x2, y2 = int(xyxy[0]), int(xyxy[1]), int(xyxy[2]), int(xyxy[3])
sub_img=Image.fromarray(img[y1:y2,x1:x2])
pixel_values.append(load_image_2(sub_img).to(torch.bfloat16).cuda())
ed1=time.time()
results=torch.cat(pixel_values)
image_embeddings=self.extract_feature(results)
ed2=time.time()
output=self.resampler(image_embeddings)
ed3=time.time()
#TODO 可以indices转换回去
outs=vq_cos_sim(self.normed_emb,output, use_hard_vector_quant) #(B, 3) #如果use_vq的话现在改成dynamic: 对于max cos_sim小于等于thresh的,使用向量量化进行替换
ed4=time.time()
if verbose:
print(f"Get pixel values {ed1-st:.2f}s")
print(f"extract feat {ed2-ed1:.2f}s")
print(f"Resampler forward {ed3-ed2:.2f}")
print(f"vq cos sim {ed4-ed3:.2f}s")
if use_hard_vector_quant:
indices, cos_sim_values = outs
#### DEFINE THRESH!!!
thresh = 0.5
else:
indices = outs
if use_hard_vector_quant:
print("Dynamic vector quantization...")
below_mask = (cos_sim_values <= thresh).to(torch.bfloat16).unsqueeze(-1)
output = output * (1-below_mask) + self.normed_emb.weight[indices] * below_mask
flattened_output = output.view(-1, output.shape[-1])
flattened_indices = indices.view(-1)
if drop_zero:
filtered_indices=flattened_indices[flattened_indices!=0]
filtered_output=flattened_output[flattened_indices!=0]
sigma_flat = self.sigma[filtered_indices] # 形状 (183 * 3, 1)
mu_flat = self.mu[filtered_indices]
sigma_flat = sigma_flat.expand(-1, filtered_output.shape[-1])
mu_flat = mu_flat.expand(-1, filtered_output.shape[-1])
back_to_origin_flat = filtered_output * sigma_flat + mu_flat
else:
sigma_flat = self.sigma[flattened_indices]
mu_flat = self.mu[flattened_indices]
sigma_flat = sigma_flat.expand(-1, flattened_output.shape[-1])
mu_flat = mu_flat.expand(-1, flattened_output.shape[-1])
back_to_origin_flat = flattened_output * sigma_flat + mu_flat
return back_to_origin_flat, indices
def find_coordinates(self,text):
import re
numbers = re.findall(r'\d+', text)
numbers = [int(num) for num in numbers] # 如果需要浮点数,可以用 float()
return numbers
def chat_ocr(self, tokenizer, detect_model,img_path, questions, generation_config, num_patches_list=None,
history=None, return_history=False, IMG_START_TOKEN='<img>', IMG_END_TOKEN='</img>',
IMG_CONTEXT_TOKEN='<IMG_CONTEXT>', ALIGNED_TOKEN="[UNUSED_TOKEN_140]",verbose=False, image_counts=None,batch=False,
use_p=True, drop_zero=False, hard_vq=False, repetition_penalty=1.5,region_wise=False):
pixel_values = None
if img_path is not None:
try:
if region_wise:
img=np.array(Image.open(img_path).convert("RGB"))
coord=self.find_coordinates(questions)
x1,x2,y1,y2=coord
sub_img=Image.fromarray(img[y1:y2,x1:x2])
questions="输出图片中所有文字:"
pixel_values=load_image(sub_img).to(torch.bfloat16).to(torch.device("cuda"))
else:
pixel_values=load_image(img_path).to(torch.bfloat16).to(torch.device("cuda"))
except:
raise FileNotFoundError
if use_p:
import time
st=time.time()
if region_wise:
try:
out_tokens, indices =self.calli_align(sub_img,detect_model, drop_zero = drop_zero, use_hard_vector_quant=hard_vq,verbose=verbose)
except:
return "检测失败"
else:
out_tokens, indices =self.calli_align(img_path,detect_model, drop_zero = drop_zero, use_hard_vector_quant=hard_vq,verbose=verbose) #,tokenizer=tokenizer)
if verbose:
print(f"Calli Align: {time.time()-st:.2f}s")
# 删掉多余0
# indices 备用,因为我们也想未来看仅使用calliAlign效果
if pixel_values is None:
question=questions
if pixel_values is not None and '<image>' not in questions:
question = '<image>\n' + questions
#question = questions
elif history is None and pixel_values is None:
question=questions
elif '<image>' in questions:
question=questions
if history is None and use_p and '[UNUSED_TOKEN_140]' not in question:
question =question+'[UNUSED_TOKEN_140]'*out_tokens.shape[0]
if num_patches_list is None:
num_patches_list = [pixel_values.shape[0]] if pixel_values is not None else []
assert pixel_values is None or len(pixel_values) == sum(num_patches_list)
img_context_token_id = tokenizer.convert_tokens_to_ids(IMG_CONTEXT_TOKEN)
self.img_context_token_id = img_context_token_id
template = get_conv_template(self.template)
template.system_message = self.system_message
eos_token_id = tokenizer.convert_tokens_to_ids(template.sep)
history = [] if history is None else history
for (old_question, old_answer) in history:
template.append_message(template.roles[0], old_question)
template.append_message(template.roles[1], old_answer)
template.append_message(template.roles[0], question)
template.append_message(template.roles[1], None)
query = template.get_prompt()
for num_patches in num_patches_list:
image_tokens = IMG_START_TOKEN + IMG_CONTEXT_TOKEN * self.num_image_token * num_patches + IMG_END_TOKEN
query = query.replace('<image>', image_tokens, 1)
model_inputs = tokenizer(query, return_tensors='pt')
input_ids = model_inputs['input_ids'].cuda()
attention_mask = model_inputs['attention_mask'].cuda()
generation_config['eos_token_id'] = eos_token_id
if use_p:
generation_output = self.generate_ocr(
pixel_values=pixel_values,
input_ids=input_ids,
attention_mask=attention_mask,
reference_embeds=out_tokens,
repetition_penalty=repetition_penalty,
**generation_config
)
else:
generation_output = self.generate_ocr(
pixel_values=pixel_values,
input_ids=input_ids,
attention_mask=attention_mask,
repetition_penalty=repetition_penalty,
**generation_config
)
response = tokenizer.batch_decode(generation_output, skip_special_tokens=True)[0]
response = response.split(template.sep)[0].strip()
history.append((question, response))
if return_history:
return response, history
else:
query_to_print = query.replace(IMG_CONTEXT_TOKEN, '')
query_to_print = query_to_print.replace(f'{IMG_START_TOKEN}{IMG_END_TOKEN}', '<image>')
return response
def dynamic_chat(self, tokenizer, pixel_values, questions, generation_config, num_patches_list=None,
history=None, return_history=False, IMG_START_TOKEN='<img>', IMG_END_TOKEN='</img>',
IMG_CONTEXT_TOKEN='<IMG_CONTEXT>', verbose=False, image_counts=None,batch=False,use_p=True):
if use_p:
self.num_image_token=3
if batch:
assert isinstance(questions,list) and len(questions)>0 and isinstance(questions[0],str)
if history is not None or return_history:
print('Now multi-turn chat is not supported in batch_chat.')
raise NotImplementedError
if image_counts is not None:
num_patches_list = image_counts
print('Warning: `image_counts` is deprecated. Please use `num_patches_list` instead.')
img_context_token_id = tokenizer.convert_tokens_to_ids(IMG_CONTEXT_TOKEN)
self.img_context_token_id = img_context_token_id
if verbose and pixel_values is not None:
image_bs = pixel_values.shape[0]
print(f'dynamic ViT batch size: {image_bs}')
queries = []
for idx, num_patches in enumerate(num_patches_list):
question = questions[idx]
if pixel_values is not None and '<image>' not in question:
question = '<image>\n' + question
template = get_conv_template(self.template)
template.append_message(template.roles[0], question)
template.append_message(template.roles[1], None)
query = template.get_prompt()
image_tokens = IMG_START_TOKEN + IMG_CONTEXT_TOKEN * self.num_image_token * num_patches + IMG_END_TOKEN
query = query.replace('<image>', image_tokens, 1)
queries.append(query)
# print(query)
tokenizer.padding_side = 'left'
model_inputs = tokenizer(queries, return_tensors='pt', padding=True)
input_ids = model_inputs['input_ids'].cuda()
attention_mask = model_inputs['attention_mask'].cuda()
eos_token_id = tokenizer.convert_tokens_to_ids(template.sep)
generation_config['eos_token_id'] = eos_token_id
if use_p:
generation_output = self.generate(
pixel_values=pixel_values,
input_ids=input_ids,
attention_mask=attention_mask,
**generation_config
)
else:
generation_output = self.generate_origin(
pixel_values=pixel_values,
input_ids=input_ids,
attention_mask=attention_mask,
**generation_config
)
responses = tokenizer.batch_decode(generation_output, skip_special_tokens=True)
responses = [response.split(template.sep)[0].strip() for response in responses]
return responses
else:
assert isinstance(questions,str)
if num_patches_list is None:
num_patches_list = [pixel_values.shape[0]] if pixel_values is not None else []
assert pixel_values is None or len(pixel_values) == sum(num_patches_list)
img_context_token_id = tokenizer.convert_tokens_to_ids(IMG_CONTEXT_TOKEN)
self.img_context_token_id = img_context_token_id
template = get_conv_template(self.template)
template.system_message = self.system_message
eos_token_id = tokenizer.convert_tokens_to_ids(template.sep)
history = [] if history is None else history
for (old_question, old_answer) in history:
template.append_message(template.roles[0], old_question)
template.append_message(template.roles[1], old_answer)
template.append_message(template.roles[0], questions)
template.append_message(template.roles[1], None)
query = template.get_prompt()
if verbose and pixel_values is not None:
image_bs = pixel_values.shape[0]
print(f'dynamic ViT batch size: {image_bs}')
# print('num_image_token', self.num_image_token)
# print('num_patches_list', num_patches_list)
query=f"""<|im_start|>system你是由上海人工智能实验室联合商汤科技开发的书生多模态大模型,英文名叫InternVL, 是一个有用无害的人工智能助手。<|im_end|>\n<|im_start|>user{questions}"""
query = query+'<image>'
for num_patches in num_patches_list:
#image_tokens = IMG_START_TOKEN + IMG_CONTEXT_TOKEN * self.num_image_token * num_patches + IMG_END_TOKEN
image_tokens = IMG_CONTEXT_TOKEN * self.num_image_token
#print('tokens_num', len(image_tokens))
query = query.replace('<image>', image_tokens, 1)
query+="<|im_end|>\n<|im_start|>assistant"
# print(query)
model_inputs = tokenizer(query, return_tensors='pt')
input_ids = model_inputs['input_ids'].cuda()
attention_mask = model_inputs['attention_mask'].cuda()
generation_config['eos_token_id'] = eos_token_id
if use_p:
generation_output = self.generate(
pixel_values=pixel_values,
input_ids=input_ids,
attention_mask=attention_mask,
**generation_config
)
else:
generation_output = self.generate_origin(
pixel_values=pixel_values,
input_ids=input_ids,
attention_mask=attention_mask,
**generation_config
)
response = tokenizer.batch_decode(generation_output, skip_special_tokens=True)[0]
response = response.split(template.sep)[0].strip()
history.append((questions, response))
if return_history:
return response, history
else:
query_to_print = query.replace(IMG_CONTEXT_TOKEN, '')
query_to_print = query_to_print.replace(f'{IMG_START_TOKEN}{IMG_END_TOKEN}', '<image>')
if verbose:
print(query_to_print, response)
return response
def batch_chat(self, tokenizer, pixel_values, questions, generation_config, num_patches_list=None,
history=None, return_history=False, IMG_START_TOKEN='<img>', IMG_END_TOKEN='</img>',
IMG_CONTEXT_TOKEN='<IMG_CONTEXT>', verbose=False, image_counts=None):
if history is not None or return_history:
print('Now multi-turn chat is not supported in batch_chat.')
raise NotImplementedError
if image_counts is not None:
num_patches_list = image_counts
print('Warning: `image_counts` is deprecated. Please use `num_patches_list` instead.')
img_context_token_id = tokenizer.convert_tokens_to_ids(IMG_CONTEXT_TOKEN)
self.img_context_token_id = img_context_token_id
if verbose and pixel_values is not None:
image_bs = pixel_values.shape[0]
print(f'dynamic ViT batch size: {image_bs}')
queries = []
for idx, num_patches in enumerate(num_patches_list):
question = questions[idx]
if pixel_values is not None and '<image>' not in question:
question = '<image>\n' + question
template = get_conv_template(self.template)
template.append_message(template.roles[0], question)
template.append_message(template.roles[1], None)
query = template.get_prompt()
image_tokens = IMG_START_TOKEN + IMG_CONTEXT_TOKEN * self.num_image_token * num_patches + IMG_END_TOKEN
query = query.replace('<image>', image_tokens, 1)
queries.append(query)
# print(query)
tokenizer.padding_side = 'left'
model_inputs = tokenizer(queries, return_tensors='pt', padding=True)
input_ids = model_inputs['input_ids'].cuda()
attention_mask = model_inputs['attention_mask'].cuda()
eos_token_id = tokenizer.convert_tokens_to_ids(template.sep)
generation_config['eos_token_id'] = eos_token_id
generation_output = self.generate_origin(
pixel_values=pixel_values,
input_ids=input_ids,
attention_mask=attention_mask,
**generation_config
)
responses = tokenizer.batch_decode(generation_output, skip_special_tokens=True)
responses = [response.split(template.sep)[0].strip() for response in responses]
return responses
#When call internvl,this func is called
def chat(self, tokenizer, pixel_values, question, generation_config, history=None, return_history=False,
num_patches_list=None, IMG_START_TOKEN='<img>', IMG_END_TOKEN='</img>', IMG_CONTEXT_TOKEN='<IMG_CONTEXT>',
verbose=False):
#self.num_image_token=3
# original_question = question
if history is None and pixel_values is not None and '<image>' not in question:
question = '<image>\n' + question
if num_patches_list is None:
num_patches_list = [pixel_values.shape[0]] if pixel_values is not None else []
assert pixel_values is None or len(pixel_values) == sum(num_patches_list)
img_context_token_id = tokenizer.convert_tokens_to_ids(IMG_CONTEXT_TOKEN)
self.img_context_token_id = img_context_token_id
template = get_conv_template(self.template)
template.system_message = self.system_message
eos_token_id = tokenizer.convert_tokens_to_ids(template.sep)
history = [] if history is None else history
for (old_question, old_answer) in history:
template.append_message(template.roles[0], old_question)
template.append_message(template.roles[1], old_answer)
template.append_message(template.roles[0], question)
template.append_message(template.roles[1], None)
query = template.get_prompt()
if verbose and pixel_values is not None:
image_bs = pixel_values.shape[0]
for num_patches in num_patches_list:
image_tokens = IMG_START_TOKEN + IMG_CONTEXT_TOKEN * self.num_image_token * num_patches + IMG_END_TOKEN
query = query.replace('<image>', image_tokens, 1)
print(num_patches,self.num_image_token)
print(pixel_values.shape[0])
model_inputs = tokenizer(query, return_tensors='pt')
input_ids = model_inputs['input_ids'].cuda()
attention_mask = model_inputs['attention_mask'].cuda()
generation_config['eos_token_id'] = eos_token_id
generation_output = self.generate_origin(
pixel_values=pixel_values,
input_ids=input_ids,
attention_mask=attention_mask,
**generation_config
)
response = tokenizer.batch_decode(generation_output, skip_special_tokens=True)[0]
response = response.split(template.sep)[0].strip()
history.append((question, response))
if return_history:
return response, history
else:
query_to_print = query.replace(IMG_CONTEXT_TOKEN, '')
query_to_print = query_to_print.replace(f'{IMG_START_TOKEN}{IMG_END_TOKEN}', '<image>')
if verbose:
print(query_to_print, response)
return response
@torch.no_grad()
def generate_origin(
self,
pixel_values: Optional[torch.FloatTensor] = None,
input_ids: Optional[torch.FloatTensor] = None,
attention_mask: Optional[torch.LongTensor] = None,
visual_features: Optional[torch.FloatTensor] = None,
generation_config: Optional[GenerationConfig] = None,
output_hidden_states: Optional[bool] = None,
return_dict: Optional[bool] = None,
**generate_kwargs,
) -> torch.LongTensor:
assert self.img_context_token_id is not None
if pixel_values is not None:
if visual_features is not None:
vit_embeds = visual_features
else:
vit_embeds = self.extract_feature(pixel_values)
input_embeds = self.language_model.get_input_embeddings()(input_ids)
B, N, C = input_embeds.shape
input_embeds = input_embeds.reshape(B * N, C)
input_ids = input_ids.reshape(B * N)
selected = (input_ids == self.img_context_token_id)
assert selected.sum() != 0
input_embeds[selected] = vit_embeds.reshape(-1, C).to(input_embeds.device)
print("ID: ",self.img_context_token_id)
input_embeds = input_embeds.reshape(B, N, C)
else:
input_embeds = self.language_model.get_input_embeddings()(input_ids)
outputs = self.language_model.generate(
inputs_embeds=input_embeds,
attention_mask=attention_mask,
generation_config=generation_config,
output_hidden_states=output_hidden_states,
return_dict=return_dict,
use_cache=True,
**generate_kwargs,
)
return outputs
@torch.no_grad()
def generate_ocr(
self,
pixel_values: Optional[torch.FloatTensor] = None,
input_ids: Optional[torch.FloatTensor] = None,
attention_mask: Optional[torch.LongTensor] = None,
visual_features: Optional[torch.FloatTensor] = None,
generation_config: Optional[GenerationConfig] = None,
reference_embeds=None,
output_hidden_states: Optional[bool] = None,
return_dict: Optional[bool] = None,
repetition_penalty=1.5,
**generate_kwargs,
) -> torch.LongTensor:
assert self.img_context_token_id is not None
if pixel_values is not None:
if visual_features is not None:
vit_embeds = visual_features
else:
vit_embeds = self.extract_feature(pixel_values)
input_embeds = self.language_model.get_input_embeddings()(input_ids)
B, N, C = input_embeds.shape
input_embeds = input_embeds.reshape(B * N, C)
input_ids = input_ids.reshape(B * N)
selected = (input_ids == self.img_context_token_id)
assert selected.sum() != 0
input_embeds[selected] = vit_embeds.reshape(-1, C).to(input_embeds.device)
if reference_embeds is not None:
selected = (input_ids == 92537)
assert selected.sum() != 0
input_embeds[selected] =reference_embeds.reshape(-1, C).to(input_embeds.device)
input_embeds = input_embeds.reshape(B, N, C)
else:
input_embeds = self.language_model.get_input_embeddings()(input_ids)
outputs = self.language_model.generate(
inputs_embeds=input_embeds,
attention_mask=attention_mask,
generation_config=generation_config,
output_hidden_states=output_hidden_states,
return_dict=return_dict,
use_cache=True,
repetition_penalty=repetition_penalty,
**generate_kwargs,
)
return outputs
@torch.no_grad()
def generate(
self,
pixel_values: Optional[torch.FloatTensor] = None,
input_ids: Optional[torch.FloatTensor] = None,
attention_mask: Optional[torch.LongTensor] = None,
visual_features: Optional[torch.FloatTensor] = None,
generation_config: Optional[GenerationConfig] = None,
output_hidden_states: Optional[bool] = None,
return_dict: Optional[bool] = None,
**generate_kwargs,
) -> torch.LongTensor:
assert self.img_context_token_id is not None
if pixel_values is not None:
if visual_features is not None:
vit_embeds = visual_features
else:
vit_embeds = self.extract_feature(pixel_values)
input_embeds = self.language_model.get_input_embeddings()(input_ids)
vit_embeds = self.resampler(vit_embeds)
mu=self.mu_sigma[:,0].reshape((-1,1))
sigma=self.mu_sigma[:,1].reshape((-1,1))
indices=vq_cos_sim(self.normed_emb,vit_embeds).reshape((-1,))
vit_embeds=vit_embeds.reshape((-1,vit_embeds.shape[-1]))*sigma[indices][:]+mu[indices][:]
B, N, C = input_embeds.shape
input_embeds = input_embeds.reshape(B * N, C)
input_ids = input_ids.reshape(B * N)
selected = (input_ids == self.img_context_token_id)
assert selected.sum() != 0
input_embeds[selected] = vit_embeds.reshape(-1, C).to(input_embeds.device)
input_embeds = input_embeds.reshape(B, N, C)
else:
input_embeds = self.language_model.get_input_embeddings()(input_ids)
outputs = self.language_model.generate(
inputs_embeds=input_embeds,
attention_mask=attention_mask,
generation_config=generation_config,
output_hidden_states=output_hidden_states,
return_dict=return_dict,
use_cache=True,
**generate_kwargs,
)
return outputs