File size: 3,903 Bytes
46861c5
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
# --------------------------------------------------------
# Copyright (2025) Bytedance Ltd. and/or its affiliates
# Licensed under the Apache License, Version 2.0 (the "License")
# Grasp Any Region Project
# Written by Haochen Wang
# --------------------------------------------------------

import argparse
import ast

import numpy as np
import torch
from PIL import Image
from transformers import AutoModel, AutoProcessor, GenerationConfig

from evaluation.eval_dataset import MultiRegionDataset

TORCH_DTYPE_MAP = dict(fp16=torch.float16, bf16=torch.bfloat16, fp32=torch.float32)


def parse_args():
    parser = argparse.ArgumentParser(
        description="Inference of Grasp Any Region models on DLC-Bench."
    )

    parser.add_argument(
        "--model_name_or_path",
        help="HF model name or path",
        default="HaochenWang/GAR-8B",
    )
    parser.add_argument(
        "--image_path",
        help="image path",
        required=True,
    )
    parser.add_argument(
        "--mask_paths",
        help="mask path",
        required=True,
    )
    parser.add_argument(
        "--question_str",
        help="input instructions",
        required=True,
    )
    parser.add_argument(
        "--data_type",
        help="data dtype",
        type=str,
        choices=["fp16", "bf16", "fp32"],
        default="bf16",
    )
    parser.add_argument(
        "--seed",
        type=int,
        default=0,
        help="Random seed for reproducible text generation",
    )
    args = parser.parse_args()
    return args


def select_ann(coco, img_id, area_min=None, area_max=None):
    cat_ids = coco.getCatIds()
    ann_ids = coco.getAnnIds(imgIds=[img_id], catIds=cat_ids, iscrowd=None)

    if area_min is not None:
        ann_ids = [
            ann_id for ann_id in ann_ids if coco.anns[ann_id]["area"] >= area_min
        ]

    if area_max is not None:
        ann_ids = [
            ann_id for ann_id in ann_ids if coco.anns[ann_id]["area"] <= area_max
        ]

    return ann_ids


def main():
    args = parse_args()
    data_dtype = TORCH_DTYPE_MAP[args.data_type]
    torch.manual_seed(args.seed)

    # init ditribution for dispatch_modules in LLM
    torch.cuda.set_device(0)
    torch.distributed.init_process_group(backend="nccl")

    # build HF model
    model = AutoModel.from_pretrained(
        args.model_name_or_path,
        trust_remote_code=True,
        torch_dtype=data_dtype,
        device_map="cuda:0",
    ).eval()

    processor = AutoProcessor.from_pretrained(
        args.model_name_or_path,
        trust_remote_code=True,
    )

    img = Image.open(args.image_path)
    masks = []
    for mask_path in ast.literal_eval(args.mask_paths):
        mask = np.array(Image.open(mask_path).convert("L")).astype(bool)
        masks.append(mask)

    prompt_number = model.config.prompt_numbers
    prompt_tokens = [f"<Prompt{i_p}>" for i_p in range(prompt_number)] + ["<NO_Prompt>"]
    dataset = MultiRegionDataset(
        image=img,
        masks=masks,
        question_str=args.question_str
        + "\nAnswer with the correct option's letter directly.",
        processor=processor,
        prompt_number=prompt_number,
        visual_prompt_tokens=prompt_tokens,
        data_dtype=data_dtype,
    )

    data_sample = dataset[0]

    with torch.no_grad():
        generate_ids = model.generate(
            **data_sample,
            generation_config=GenerationConfig(
                max_new_tokens=1024,
                do_sample=False,
                eos_token_id=processor.tokenizer.eos_token_id,
                pad_token_id=processor.tokenizer.pad_token_id,
            ),
            return_dict=True,
        )

    outputs = processor.tokenizer.decode(
        generate_ids.sequences[0], skip_special_tokens=True
    ).strip()

    print(outputs)  # Print model output for this image


if __name__ == "__main__":
    main()