feat(repair): regenerator + supplement 防御修复 + 迁移脚本

- 新增 app/tree/repair/regenerator.py(VLM 重生成 + 级联修复)
- supplement.py: deduplicate_field str() 防御 + inject_value strip
- patch.py: ruff format 格式化
- repair_trees.sh: conda source 激活修复
- 新增 migrate_from_trm4.sh 迁移工具
- enhance/__init__.py → repair/__init__.py 重命名

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
2026-07-09 07:53:59 -04:00
parent ace0738546
commit 45403b23b4
7 changed files with 891 additions and 15 deletions
+513
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@@ -0,0 +1,513 @@
"""树修复重生成器:VLM 重新描述问题节点 + 底向上级联。
底向上修复流程:
1. 收集需修复的 L3 节点 → VLM 重新描述帧
2. 收集受影响的 L2 → LLM 从 L3 children 聚合
3. 收集受影响的 L1 → LLM 从 L2 children 聚合
仅处理 issue_type == "empty_field" 且 level == 3 的问题节点。
帧文件不存在时跳过该节点(不中断整体修复流程)。
"""
from __future__ import annotations
import json
import re
from dataclasses import dataclass
from typing import TYPE_CHECKING, Any
from loguru import logger
from app.tree.index import (
L1Card,
L1Node,
L2Card,
L2Node,
L3Card,
L3Node,
TreeIndex,
)
from app.tree.subtitle import extract_subtitle_for_range
if TYPE_CHECKING:
from pathlib import Path
from app.tree.repair.detector import NodeIssue
from app.tree.subtitle import SRTEntry
from core.protocols import LLMProvider, VLMProvider
# ---------------------------------------------------------------------------
# Prompt 常量(与 VideoTreeBuilder 保持一致风格)
# ---------------------------------------------------------------------------
_L3_REPAIR_PROMPT = (
'该片段的整体内容: "{l2_description}"\n'
"用一到两句话描述这帧画面的具体内容。"
"重点关注: 动作、物体变化、文字信息、人物表情。\n"
"{subtitle_block}"
"返回 JSON 对象,包含以下字段:\n"
"- frame_summary: 画面描述\n"
"- visible_entities: 可见实体列表\n"
"- ongoing_actions: 动作列表\n"
"- visible_text: 可见文字列表\n"
"- spatial_layout: 空间布局\n"
'- visual_attributes: {{"lighting": "...", "dominant_colors": [...], "camera_angle": "..."}}\n'
"只返回 JSON 对象,不要其他内容。"
)
_L2_REGEN_PROMPT = (
"以下是一个视频片段中各帧的描述:\n{l3_texts}\n"
"用1-2句话描述该片段的核心内容。\n"
"返回 JSON 对象,包含以下字段:\n"
"- event_description: 1-2句片段描述\n"
"- entities: 可见实体列表\n"
"- actions: 动作列表\n"
"- action_subjects: 动作主体列表\n"
"- visible_text: 画面中可见文字列表\n"
"- spatial_relations: 空间关系描述\n"
"- state_changes: 状态变化描述(无则 null)\n"
"只返回 JSON 对象,不要其他内容。"
)
_L1_REGEN_PROMPT = (
"以下是一个视频段落中各片段的描述:\n{l2_texts}\n"
"用2-3句话总结该段落的整体内容,涵盖所有片段的主题。\n"
"返回 JSON 对象,包含以下字段:\n"
"- scene_summary: 2-3句段落摘要\n"
"- main_setting: 主要场景\n"
"- key_entities: 关键实体列表\n"
"- main_actions: 主要动作列表\n"
"- topic_keywords: 主题关键词列表\n"
"- visible_text: 出现的文字列表\n"
"- temporal_flow: 时间流向描述\n"
"只返回 JSON 对象,不要其他内容。"
)
# ---------------------------------------------------------------------------
# 统计数据类
# ---------------------------------------------------------------------------
@dataclass
class RepairStats:
"""修复统计信息。
属性:
l3_repaired: 修复的 L3 节点数。
l2_regenerated: 重生成的 L2 节点数。
l1_regenerated: 重生成的 L1 节点数。
"""
l3_repaired: int = 0
l2_regenerated: int = 0
l1_regenerated: int = 0
# ---------------------------------------------------------------------------
# JSON 解析辅助(复用 VideoTreeBuilder 的解析逻辑)
# ---------------------------------------------------------------------------
def _extract_json(raw: str) -> Any:
"""从 VLM/LLM 原始输出中提取 JSON(处理 markdown 代码块包裹)。
参数:
raw: 原始返回字符串。
返回:
解析后的 Python 对象(dict/list),解析失败返回 None。
"""
raw = raw.strip()
# Phase 1: 尝试提取 markdown 代码块中的 JSON
code_match = re.search(
r"```(?:json)?\s*([\[{].*?[\]}])\s*```",
raw,
re.DOTALL,
)
if code_match:
raw = code_match.group(1)
# Phase 2: 直接解析
try:
return json.loads(raw)
except json.JSONDecodeError:
pass
# Phase 3: 尝试提取裸 JSON 对象/数组
json_match = re.search(r"[\[{].*[\]}]", raw, re.DOTALL)
if json_match:
try:
return json.loads(json_match.group())
except json.JSONDecodeError:
pass
return None
def _parse_l3_card(raw: str) -> L3Card | None:
"""解析 VLM 输出为 L3Card。解析失败返回 None。
参数:
raw: VLM 原始返回字符串。
返回:
L3Card 实例或 None(解析失败时)。
"""
data = _extract_json(raw)
if isinstance(data, dict):
try:
return L3Card(
frame_summary=str(data["frame_summary"]),
visible_entities=list(data["visible_entities"]),
ongoing_actions=list(data["ongoing_actions"]),
visible_text=list(data["visible_text"]),
spatial_layout=str(data["spatial_layout"]),
visual_attributes=dict(data["visual_attributes"]),
)
except (KeyError, TypeError, ValueError):
pass
return None
def _parse_l2_card(raw: str) -> L2Card | None:
"""解析 LLM 输出为 L2Card。解析失败返回 None。
参数:
raw: LLM 原始返回字符串。
返回:
L2Card 实例或 None(解析失败时)。
"""
data = _extract_json(raw)
if isinstance(data, dict):
try:
state_changes = data.get("state_changes")
if state_changes is not None:
state_changes = str(state_changes)
return L2Card(
event_description=str(data["event_description"]),
entities=list(data["entities"]),
actions=list(data["actions"]),
action_subjects=list(data["action_subjects"]),
visible_text=list(data["visible_text"]),
spatial_relations=str(data["spatial_relations"]),
state_changes=state_changes,
)
except (KeyError, TypeError, ValueError):
pass
return None
def _parse_l1_card(raw: str) -> L1Card | None:
"""解析 LLM 输出为 L1Card。解析失败返回 None。
参数:
raw: LLM 原始返回字符串。
返回:
L1Card 实例或 None(解析失败时)。
"""
data = _extract_json(raw)
if isinstance(data, dict):
try:
return L1Card(
scene_summary=str(data["scene_summary"]),
main_setting=str(data["main_setting"]),
key_entities=list(data["key_entities"]),
main_actions=list(data["main_actions"]),
topic_keywords=list(data["topic_keywords"]),
visible_text=list(data["visible_text"]),
temporal_flow=str(data["temporal_flow"]),
)
except (KeyError, TypeError, ValueError):
pass
return None
# ---------------------------------------------------------------------------
# 节点查找辅助
# ---------------------------------------------------------------------------
def _build_node_lookup(
index: TreeIndex,
) -> tuple[
dict[str, L3Node],
dict[str, L2Node],
dict[str, L1Node],
dict[str, L2Node],
dict[str, L1Node],
]:
"""构建节点 ID 到节点的查找表 + 子节点到父节点的映射。
参数:
index: 树索引。
返回:
(l3_by_id, l2_by_id, l1_by_id, l3_parent_l2, l2_parent_l1)
- l3_by_id: L3 节点 ID → L3Node
- l2_by_id: L2 节点 ID → L2Node
- l1_by_id: L1 节点 ID → L1Node
- l3_parent_l2: L3 节点 ID → 其父 L2Node
- l2_parent_l1: L2 节点 ID → 其父 L1Node
"""
l3_by_id: dict[str, L3Node] = {}
l2_by_id: dict[str, L2Node] = {}
l1_by_id: dict[str, L1Node] = {}
l3_parent_l2: dict[str, L2Node] = {}
l2_parent_l1: dict[str, L1Node] = {}
for l1 in index.roots:
l1_by_id[l1.id] = l1
for l2 in l1.children:
l2_by_id[l2.id] = l2
l2_parent_l1[l2.id] = l1
for l3 in l2.children:
l3_by_id[l3.id] = l3
l3_parent_l2[l3.id] = l2
return l3_by_id, l2_by_id, l1_by_id, l3_parent_l2, l2_parent_l1
# ---------------------------------------------------------------------------
# 字幕辅助
# ---------------------------------------------------------------------------
def _build_subtitle_block(
srt_entries: list[SRTEntry] | None,
timestamp: float | None,
) -> str:
"""构建字幕注入文本块。
参数:
srt_entries: SRT 字幕条目列表。
timestamp: 帧时间戳(秒)。
返回:
字幕文本块字符串(无匹配时返回空字符串)。
"""
if not srt_entries or timestamp is None:
return ""
window = 2.0
start = max(0.0, timestamp - window)
end = timestamp + window
text = extract_subtitle_for_range(srt_entries, (start, end))
if not text:
return ""
return f"字幕信息:\n{text}\n"
# ---------------------------------------------------------------------------
# 主修复函数
# ---------------------------------------------------------------------------
async def repair_tree(
index: TreeIndex,
issues: list[NodeIssue],
vlm: VLMProvider,
llm: LLMProvider,
frames_dir: Path,
srt_entries: list[SRTEntry] | None = None,
) -> RepairStats:
"""修复有问题的节点,底向上级联。
流程:
1. 收集需修复的 L3 节点 → VLM 重新描述帧
2. 收集受影响的 L2 → LLM 从 L3 children 聚合
3. 收集受影响的 L1 → LLM 从 L2 children 聚合
参数:
index: 待修复的 TreeIndex(原地修改)。
issues: detect_issues() 返回的问题列表。
vlm: VLM 调用端口。
llm: LLM 调用端口。
frames_dir: 帧文件根目录。
srt_entries: 字幕条目列表(可选)。
返回:
RepairStats 统计。
"""
stats = RepairStats()
if not issues:
logger.info("无修复任务,跳过")
return stats
# 构建查找表
l3_by_id, l2_by_id, l1_by_id, l3_parent_l2, l2_parent_l1 = _build_node_lookup(index)
# Step 1: 修复 L3 节点(仅处理 empty_field + level 3
l3_issues = [
issue for issue in issues if issue.issue_type == "empty_field" and issue.level == 3
]
affected_l2_ids: set[str] = set()
for issue in l3_issues:
l3_node = l3_by_id.get(issue.node_id)
if l3_node is None:
logger.warning(
"L3 节点 ID 未在树中找到,跳过",
node_id=issue.node_id,
)
continue
# 查找帧文件
if l3_node.frame_path is None:
logger.warning(
"L3 节点无 frame_path,跳过",
node_id=issue.node_id,
)
continue
frame_file = frames_dir / l3_node.frame_path
if not frame_file.exists():
logger.warning(
"L3 帧文件不存在,跳过修复",
node_id=issue.node_id,
frame_path=str(frame_file),
)
continue
# 获取 L2 父节点描述作为上下文
parent_l2 = l3_parent_l2.get(issue.node_id)
l2_description = parent_l2.card.event_description if parent_l2 else ""
# 构建字幕块
subtitle_block = _build_subtitle_block(srt_entries, l3_node.timestamp)
# VLM 重新描述帧
prompt = _L3_REPAIR_PROMPT.format(
l2_description=l2_description,
subtitle_block=subtitle_block,
)
messages = [{"role": "user", "content": prompt}]
try:
response = await vlm.chat_with_images(messages, [str(frame_file)])
except Exception as exc:
logger.warning(
"L3 修复 VLM 调用失败,跳过: {}",
exc,
node_id=issue.node_id,
)
continue
new_card = _parse_l3_card(response.content)
if new_card is None:
logger.warning(
"L3 修复 VLM 输出解析失败,跳过",
node_id=issue.node_id,
raw_preview=response.content[:200],
)
continue
# 原地替换 cardL3Node.card 不是 frozen dataclass 的限制字段)
l3_node.card = new_card
stats.l3_repaired += 1
# 标记受影响的 L2 父节点
if parent_l2 is not None:
affected_l2_ids.add(parent_l2.id)
logger.debug(
"L3 节点修复完成",
node_id=issue.node_id,
frame_summary=new_card.frame_summary[:50],
)
# Step 2: 重生成受影响的 L2 节点
affected_l1_ids: set[str] = set()
for l2_id in affected_l2_ids:
l2_node = l2_by_id.get(l2_id)
if l2_node is None:
continue
# 从 L3 children 聚合描述
l3_texts = "\n".join(f"- {l3.card.frame_summary}" for l3 in l2_node.children)
prompt = _L2_REGEN_PROMPT.format(l3_texts=l3_texts)
messages = [{"role": "user", "content": prompt}]
try:
response = await llm.chat(messages)
except Exception as exc:
logger.warning(
"L2 重生成 LLM 调用失败,跳过: {}",
exc,
l2_id=l2_id,
)
continue
new_card = _parse_l2_card(response.content)
if new_card is None:
logger.warning(
"L2 重生成 LLM 输出解析失败,跳过",
l2_id=l2_id,
raw_preview=response.content[:200],
)
continue
l2_node.card = new_card
stats.l2_regenerated += 1
# 标记受影响的 L1 父节点
parent_l1 = l2_parent_l1.get(l2_id)
if parent_l1 is not None:
affected_l1_ids.add(parent_l1.id)
logger.debug(
"L2 节点重生成完成",
l2_id=l2_id,
event_description=new_card.event_description[:50],
)
# Step 3: 重生成受影响的 L1 节点
for l1_id in affected_l1_ids:
l1_node = l1_by_id.get(l1_id)
if l1_node is None:
continue
# 从 L2 children 聚合描述
l2_texts = "\n".join(f"- {l2.card.event_description}" for l2 in l1_node.children)
prompt = _L1_REGEN_PROMPT.format(l2_texts=l2_texts)
messages = [{"role": "user", "content": prompt}]
try:
response = await llm.chat(messages)
except Exception as exc:
logger.warning(
"L1 重生成 LLM 调用失败,跳过: {}",
exc,
l1_id=l1_id,
)
continue
new_card = _parse_l1_card(response.content)
if new_card is None:
logger.warning(
"L1 重生成 LLM 输出解析失败,跳过",
l1_id=l1_id,
raw_preview=response.content[:200],
)
continue
l1_node.card = new_card
stats.l1_regenerated += 1
logger.debug(
"L1 节点重生成完成",
l1_id=l1_id,
scene_summary=new_card.scene_summary[:50],
)
logger.info(
"树修复完成",
l3_repaired=stats.l3_repaired,
l2_regenerated=stats.l2_regenerated,
l1_regenerated=stats.l1_regenerated,
)
return stats
+4 -3
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@@ -84,10 +84,11 @@ def deduplicate_field(values: list[str]) -> list[str]:
seen: set[str] = set()
result: list[str] = []
for v in values:
key = v.strip().lower()
s = str(v).strip()
key = s.lower()
if key and key not in seen:
seen.add(key)
result.append(v)
result.append(s)
return result
@@ -278,7 +279,7 @@ def apply_injections(index: TreeIndex, injections: list[dict[str, Any]]) -> Supp
stats.facts_skipped += 1
continue
inject_value = instr.get("inject_value", "")
inject_value = str(instr.get("inject_value", "")).strip()
if not inject_value:
stats.facts_skipped += 1
continue
+4 -12
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@@ -15,9 +15,7 @@ APPENDIX_MAX_CHARS = 2000 # appendix 区软上限(守设计「长度上限+wa
MOMENTUM_START = "<!-- MOMENTUM_START -->"
MOMENTUM_END = "<!-- MOMENTUM_END -->"
MOMENTUM_MAX_CHARS = 2000 # momentum 区软上限(与 appendix 一致:超限 warning 不截断)
MOMENTUM_HEADING = (
"## 动量指导(每轮重写,勿手改)" # replace_momentum 写入的固定标题行
)
MOMENTUM_HEADING = "## 动量指导(每轮重写,勿手改)" # replace_momentum 写入的固定标题行
def momentum_region_bounds(text: str) -> tuple[int, int] | None:
@@ -303,9 +301,7 @@ def _insert_at(content: str, at: int, payload: str) -> str:
return head + "\n\n" + payload + "\n"
def _do_append(
content: str, payload: str, ranges: list[tuple[int, int]]
) -> tuple[str, str]:
def _do_append(content: str, payload: str, ranges: list[tuple[int, int]]) -> tuple[str, str]:
"""执行 append 操作,返回更新后内容与状态字符串。"""
return _insert_at(content, _append_at(content, ranges), payload), "applied_append"
@@ -351,9 +347,7 @@ def _do_replace_delete(
return new_content, "applied_" + op
def _apply_one(
content: str, edit: dict, ranges: list[tuple[int, int]]
) -> tuple[str, dict]:
def _apply_one(content: str, edit: dict, ranges: list[tuple[int, int]]) -> tuple[str, dict]:
"""应用单条 edit,返回 (更新后内容, 状态报告)。"""
if not isinstance(edit, dict):
return content, {
@@ -382,9 +376,7 @@ def _apply_one(
return content, report
if op in ("replace", "delete"):
content, report["status"] = _do_replace_delete(
op, content, target, payload, ranges
)
content, report["status"] = _do_replace_delete(op, content, target, payload, ranges)
return content, report
logger.warning("未知 op,跳过: {}", op)
+2
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@@ -17,6 +17,8 @@ set -euo pipefail
CONCURRENCY="${CONCURRENCY:-16}"
# shellcheck source=/dev/null
source "$(conda info --base)/etc/profile.d/conda.sh"
conda activate Video-Tree-TRM
python tools/repair_trees.py \
+293
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@@ -0,0 +1,293 @@
"""修复重生成器单元测试。"""
from __future__ import annotations
import asyncio
import json
from pathlib import Path
from app.tree.index import (
IndexMeta,
L1Card,
L1Node,
L2Card,
L2Node,
L3Card,
L3Node,
TreeIndex,
)
from app.tree.repair.detector import NodeIssue
from app.tree.repair.regenerator import RepairStats, repair_tree
from core.types import LLMResponse
def _mock_response(content: str) -> LLMResponse:
"""构造模拟 LLMResponse。"""
return LLMResponse(
content=content,
thinking="",
model="mock",
provider="mock",
prompt_tokens=0,
completion_tokens=0,
latency_ms=0,
ttft_ms=None,
max_inter_token_ms=None,
cache_hit=False,
call_id="mock",
)
class MockVLM:
"""模拟 VLM 端口,返回固定的 L3Card JSON。"""
def __init__(self) -> None:
self.call_count = 0
async def chat_with_images(
self,
messages: list[dict],
images: list,
**kw: object,
) -> LLMResponse:
"""模拟 VLM 图文调用。"""
self.call_count += 1
return _mock_response(
json.dumps(
{
"frame_summary": "修复后的帧描述",
"visible_entities": ["修复实体"],
"ongoing_actions": ["修复动作"],
"visible_text": [],
"spatial_layout": "居中",
"visual_attributes": {"lighting": "明亮"},
}
)
)
class MockLLM:
"""模拟 LLM 端口,根据 prompt 内容返回 L2Card 或 L1Card JSON。"""
def __init__(self) -> None:
self.call_count = 0
async def chat(
self,
messages: list[dict],
**kw: object,
) -> LLMResponse:
"""模拟 LLM 文本调用,按 prompt 内容区分 L2/L1 响应。"""
self.call_count += 1
content = messages[-1].get("content", "")
if "段落" in content or "scene" in content.lower():
return _mock_response(
json.dumps(
{
"scene_summary": "修复后的场景",
"main_setting": "室内",
"key_entities": [],
"main_actions": [],
"topic_keywords": [],
"visible_text": [],
"temporal_flow": "",
}
)
)
return _mock_response(
json.dumps(
{
"event_description": "修复后的事件",
"entities": [],
"actions": [],
"action_subjects": [],
"visible_text": [],
"spatial_relations": "",
"state_changes": None,
}
)
)
class TestRepairTree:
"""repair_tree 核心测试。"""
def _make_broken_tree(
self,
tmp_path: Path,
) -> tuple[TreeIndex, list[NodeIssue]]:
"""构建含一个空 frame_summary 的 L3 节点的测试树。"""
frame_path = tmp_path / "frames" / "L1_000_L2_000_L3_000.jpg"
frame_path.parent.mkdir(parents=True)
frame_path.write_bytes(b"\xff\xd8\xff\xe0fake")
l3 = L3Node(
id="vid_L1_000_L2_000_L3_000",
card=L3Card("", [], [], [], "", {}),
timestamp=1.0,
frame_path="frames/L1_000_L2_000_L3_000.jpg",
)
l2 = L2Node(
id="vid_L1_000_L2_000",
card=L2Card("原始事件", [], [], [], [], "", None),
time_range=(0.0, 10.0),
children=[l3],
)
l1 = L1Node(
id="vid_L1_000",
card=L1Card("原始场景", "", [], [], [], [], ""),
time_range=(0.0, 10.0),
children=[l2],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = [
NodeIssue(
"vid_L1_000_L2_000_L3_000",
3,
"empty_field",
"frame_summary 为空",
)
]
return index, issues
def test_repairs_l3_and_cascades(self, tmp_path: Path) -> None:
"""修复 L3 后应级联重生成 L2 和 L1。"""
index, issues = self._make_broken_tree(tmp_path)
stats = asyncio.run(repair_tree(index, issues, MockVLM(), MockLLM(), tmp_path))
assert stats.l3_repaired == 1
assert stats.l2_regenerated == 1
assert stats.l1_regenerated == 1
assert index.roots[0].children[0].children[0].card.frame_summary == "修复后的帧描述"
assert index.roots[0].children[0].card.event_description == "修复后的事件"
assert index.roots[0].card.scene_summary == "修复后的场景"
def test_no_issues_no_changes(self) -> None:
"""无问题时不进行任何修复。"""
l3 = L3Node(
id="l1_0_l2_0_l3_0",
card=L3Card("正常", [], [], [], "", {}),
timestamp=1.0,
)
l2 = L2Node(
id="l1_0_l2_0",
card=L2Card("正常事件", [], [], [], [], "", None),
time_range=(0.0, 10.0),
children=[l3],
)
l1 = L1Node(
id="l1_0",
card=L1Card("正常场景", "", [], [], [], [], ""),
time_range=(0.0, 10.0),
children=[l2],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
stats = asyncio.run(repair_tree(index, [], MockVLM(), MockLLM(), Path("/tmp")))
assert stats.l3_repaired == 0
assert stats.l2_regenerated == 0
assert stats.l1_regenerated == 0
def test_stats_dataclass(self) -> None:
"""RepairStats 数据类字段验证。"""
stats = RepairStats(l3_repaired=2, l2_regenerated=1, l1_regenerated=1)
assert stats.l3_repaired == 2
assert stats.l2_regenerated == 1
assert stats.l1_regenerated == 1
def test_skips_non_empty_field_issues(self, tmp_path: Path) -> None:
"""非 empty_field 类型的 issue 不触发 L3 修复。"""
l3 = L3Node(
id="l1_0_l2_0_l3_0",
card=L3Card("正常描述", [], [], [], "", {}),
timestamp=1.0,
)
l2 = L2Node(
id="l1_0_l2_0",
card=L2Card("原始事件", [], [], [], [], "", None),
time_range=(0.0, 10.0),
children=[l3],
)
l1 = L1Node(
id="l1_0",
card=L1Card("原始场景", "", [], [], [], [], ""),
time_range=(0.0, 10.0),
children=[l2],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = [NodeIssue("l1_0_l2_0_l3_0", 3, "missing_frame", "帧文件不存在")]
stats = asyncio.run(repair_tree(index, issues, MockVLM(), MockLLM(), tmp_path))
assert stats.l3_repaired == 0
assert stats.l2_regenerated == 0
def test_multiple_l3_under_same_l2(self, tmp_path: Path) -> None:
"""同一 L2 下多个 L3 修复后,L2 只重生成一次。"""
frame_dir = tmp_path / "frames"
frame_dir.mkdir(parents=True)
for i in range(2):
(frame_dir / f"f{i}.jpg").write_bytes(b"\xff\xd8\xff\xe0fake")
l3_a = L3Node(
id="l1_0_l2_0_l3_0",
card=L3Card("", [], [], [], "", {}),
timestamp=1.0,
frame_path="frames/f0.jpg",
)
l3_b = L3Node(
id="l1_0_l2_0_l3_1",
card=L3Card("", [], [], [], "", {}),
timestamp=2.0,
frame_path="frames/f1.jpg",
)
l2 = L2Node(
id="l1_0_l2_0",
card=L2Card("原始事件", [], [], [], [], "", None),
time_range=(0.0, 10.0),
children=[l3_a, l3_b],
)
l1 = L1Node(
id="l1_0",
card=L1Card("原始场景", "", [], [], [], [], ""),
time_range=(0.0, 10.0),
children=[l2],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = [
NodeIssue("l1_0_l2_0_l3_0", 3, "empty_field", "frame_summary 为空"),
NodeIssue("l1_0_l2_0_l3_1", 3, "empty_field", "frame_summary 为空"),
]
vlm = MockVLM()
llm = MockLLM()
stats = asyncio.run(repair_tree(index, issues, vlm, llm, tmp_path))
assert stats.l3_repaired == 2
assert stats.l2_regenerated == 1
assert stats.l1_regenerated == 1
assert vlm.call_count == 2
# LLM 应被调用 2 次:一次 L2 + 一次 L1
assert llm.call_count == 2
def test_missing_frame_file_skips_l3(self, tmp_path: Path) -> None:
"""帧文件不存在时跳过该 L3 节点的修复。"""
l3 = L3Node(
id="l1_0_l2_0_l3_0",
card=L3Card("", [], [], [], "", {}),
timestamp=1.0,
frame_path="frames/nonexistent.jpg",
)
l2 = L2Node(
id="l1_0_l2_0",
card=L2Card("原始事件", [], [], [], [], "", None),
time_range=(0.0, 10.0),
children=[l3],
)
l1 = L1Node(
id="l1_0",
card=L1Card("原始场景", "", [], [], [], [], ""),
time_range=(0.0, 10.0),
children=[l2],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = [NodeIssue("l1_0_l2_0_l3_0", 3, "empty_field", "frame_summary 为空")]
stats = asyncio.run(repair_tree(index, issues, MockVLM(), MockLLM(), tmp_path))
# 帧文件不存在 → 跳过 L3 修复 → 无级联
assert stats.l3_repaired == 0
assert stats.l2_regenerated == 0
assert stats.l1_regenerated == 0
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#!/usr/bin/env bash
# 从 TRM4.zip 迁移资产到 TRM5
# 用法: bash tools/migrate_from_trm4.sh /path/to/Video-Tree-TRM4.zip
set -euo pipefail
ZIP_PATH="${1:?用法: bash tools/migrate_from_trm4.sh /path/to/Video-Tree-TRM4.zip}"
PROJECT_ROOT="$(cd "$(dirname "$0")/.." && pwd)"
TMP_DIR=$(mktemp -d)
echo "=== TRM4 -> TRM5 迁移 ==="
echo "ZIP: $ZIP_PATH"
echo "项目根: $PROJECT_ROOT"
echo "临时目录: $TMP_DIR"
# 1. 解压
echo "[1/6] 解压 TRM4.zip..."
unzip -q "$ZIP_PATH" -d "$TMP_DIR"
SRC="$TMP_DIR/Video-Tree-TRM4"
# 2. 拷贝帧文件 (rsync --ignore-existing)
echo "[2/6] 拷贝帧文件..."
mkdir -p "$PROJECT_ROOT/store/videos"
for vid_dir in "$SRC"/store/videos/*/; do
vid=$(basename "$vid_dir")
dst="$PROJECT_ROOT/store/videos/$vid"
mkdir -p "$dst"
if [ -d "$vid_dir/frames" ]; then
rsync -a --ignore-existing "$vid_dir/frames/" "$dst/frames/"
fi
done
# 3. 拷贝 SRT 字幕
echo "[3/6] 拷贝 SRT 字幕..."
mkdir -p "$PROJECT_ROOT/data/Video-MME/subtitle"
if [ -d "$SRC/data/Video-MME/subtitle" ]; then
rsync -a --ignore-existing "$SRC/data/Video-MME/subtitle/" "$PROJECT_ROOT/data/Video-MME/subtitle/"
fi
# 4. 拷贝视频压缩包
echo "[4/6] 拷贝视频压缩包..."
mkdir -p "$PROJECT_ROOT/data/Video-MME/original_data"
if [ -d "$SRC/data/Video-MME/original_data" ]; then
rsync -a --ignore-existing "$SRC/data/Video-MME/original_data/" "$PROJECT_ROOT/data/Video-MME/original_data/"
fi
# 5. 拷贝问题 JSON
echo "[5/6] 拷贝 Benchmark 问题..."
mkdir -p "$PROJECT_ROOT/store/questions"
if [ -d "$SRC/store/questions" ]; then
rsync -a --ignore-existing "$SRC/store/questions/" "$PROJECT_ROOT/store/questions/"
fi
# 6. 格式转换
echo "[6/6] 格式转换 flat -> TreeIndex..."
conda run -n Video-Tree-TRM python "$PROJECT_ROOT/tools/convert_flat_to_treeindex.py" \
"$SRC/store/videos" "$PROJECT_ROOT/store/videos"
# 验收
echo ""
echo "=== 验收检查 ==="
VIDEO_COUNT=$(find "$PROJECT_ROOT/store/videos" -name "tree.json" | wc -l)
SRT_COUNT=$(find "$PROJECT_ROOT/data/Video-MME/subtitle" -name "*.srt" 2>/dev/null | wc -l)
echo "视频树: $VIDEO_COUNT (期望 300)"
echo "SRT 字幕: $SRT_COUNT (期望 >=290)"
# 清理
echo "清理临时目录..."
rm -rf "$TMP_DIR"
if [ "$VIDEO_COUNT" -lt 300 ]; then
echo "WARNING: 视频树数量不足 300,请检查"
exit 1
fi
echo "迁移完成"