Feat: add image table context to pipeline splitter (#12167)

### What problem does this PR solve?

Add image table context to pipeline splitter.

### Type of change

- [x] New Feature (non-breaking change which adds functionality)
This commit is contained in:
Yongteng Lei
2025-12-24 16:58:14 +08:00
committed by GitHub
parent 44671ea413
commit 9b52ba8061
6 changed files with 31 additions and 44 deletions

View File

@ -37,7 +37,6 @@ from rag.app.naive import Docx
from rag.flow.base import ProcessBase, ProcessParamBase
from rag.flow.parser.schema import ParserFromUpstream
from rag.llm.cv_model import Base as VLM
from rag.nlp import attach_media_context
from rag.utils.base64_image import image2id
@ -86,8 +85,6 @@ class ParserParam(ProcessParamBase):
"pdf",
],
"output_format": "json",
"table_context_size": 0,
"image_context_size": 0,
},
"spreadsheet": {
"parse_method": "deepdoc", # deepdoc/tcadp_parser
@ -97,8 +94,6 @@ class ParserParam(ProcessParamBase):
"xlsx",
"csv",
],
"table_context_size": 0,
"image_context_size": 0,
},
"word": {
"suffix": [
@ -106,14 +101,10 @@ class ParserParam(ProcessParamBase):
"docx",
],
"output_format": "json",
"table_context_size": 0,
"image_context_size": 0,
},
"text&markdown": {
"suffix": ["md", "markdown", "mdx", "txt"],
"output_format": "json",
"table_context_size": 0,
"image_context_size": 0,
},
"slides": {
"parse_method": "deepdoc", # deepdoc/tcadp_parser
@ -122,8 +113,6 @@ class ParserParam(ProcessParamBase):
"ppt",
],
"output_format": "json",
"table_context_size": 0,
"image_context_size": 0,
},
"image": {
"parse_method": "ocr",
@ -357,11 +346,6 @@ class Parser(ProcessBase):
elif layout == "table":
b["doc_type_kwd"] = "table"
table_ctx = conf.get("table_context_size", 0) or 0
image_ctx = conf.get("image_context_size", 0) or 0
if table_ctx or image_ctx:
bboxes = attach_media_context(bboxes, table_ctx, image_ctx)
if conf.get("output_format") == "json":
self.set_output("json", bboxes)
if conf.get("output_format") == "markdown":
@ -436,11 +420,6 @@ class Parser(ProcessBase):
if table:
result.append({"text": table, "doc_type_kwd": "table"})
table_ctx = conf.get("table_context_size", 0) or 0
image_ctx = conf.get("image_context_size", 0) or 0
if table_ctx or image_ctx:
result = attach_media_context(result, table_ctx, image_ctx)
self.set_output("json", result)
elif output_format == "markdown":
@ -476,11 +455,6 @@ class Parser(ProcessBase):
sections = [{"text": section[0], "image": section[1]} for section in sections if section]
sections.extend([{"text": tb, "image": None, "doc_type_kwd": "table"} for ((_, tb), _) in tbls])
table_ctx = conf.get("table_context_size", 0) or 0
image_ctx = conf.get("image_context_size", 0) or 0
if table_ctx or image_ctx:
sections = attach_media_context(sections, table_ctx, image_ctx)
self.set_output("json", sections)
elif conf.get("output_format") == "markdown":
markdown_text = docx_parser.to_markdown(name, binary=blob)
@ -536,11 +510,6 @@ class Parser(ProcessBase):
if table:
result.append({"text": table, "doc_type_kwd": "table"})
table_ctx = conf.get("table_context_size", 0) or 0
image_ctx = conf.get("image_context_size", 0) or 0
if table_ctx or image_ctx:
result = attach_media_context(result, table_ctx, image_ctx)
self.set_output("json", result)
else:
# Default DeepDOC parser (supports .pptx format)
@ -554,10 +523,6 @@ class Parser(ProcessBase):
# json
assert conf.get("output_format") == "json", "have to be json for ppt"
if conf.get("output_format") == "json":
table_ctx = conf.get("table_context_size", 0) or 0
image_ctx = conf.get("image_context_size", 0) or 0
if table_ctx or image_ctx:
sections = attach_media_context(sections, table_ctx, image_ctx)
self.set_output("json", sections)
def _markdown(self, name, blob):
@ -597,11 +562,6 @@ class Parser(ProcessBase):
json_results.append(json_result)
table_ctx = conf.get("table_context_size", 0) or 0
image_ctx = conf.get("image_context_size", 0) or 0
if table_ctx or image_ctx:
json_results = attach_media_context(json_results, table_ctx, image_ctx)
self.set_output("json", json_results)
else:
self.set_output("text", "\n".join([section_text for section_text, _ in sections]))

View File

@ -23,7 +23,7 @@ from rag.utils.base64_image import id2image, image2id
from deepdoc.parser.pdf_parser import RAGFlowPdfParser
from rag.flow.base import ProcessBase, ProcessParamBase
from rag.flow.splitter.schema import SplitterFromUpstream
from rag.nlp import naive_merge, naive_merge_with_images
from rag.nlp import attach_media_context, naive_merge, naive_merge_with_images
from common import settings
@ -34,11 +34,15 @@ class SplitterParam(ProcessParamBase):
self.delimiters = ["\n"]
self.overlapped_percent = 0
self.children_delimiters = []
self.table_context_size = 0
self.image_context_size = 0
def check(self):
self.check_empty(self.delimiters, "Delimiters.")
self.check_positive_integer(self.chunk_token_size, "Chunk token size.")
self.check_decimal_float(self.overlapped_percent, "Overlapped percentage: [0, 1)")
self.check_nonnegative_number(self.table_context_size, "Table context size.")
self.check_nonnegative_number(self.image_context_size, "Image context size.")
def get_input_form(self) -> dict[str, dict]:
return {}
@ -103,8 +107,18 @@ class Splitter(ProcessBase):
return
# json
json_result = from_upstream.json_result or []
if self._param.table_context_size or self._param.image_context_size:
for ck in json_result:
if "image" not in ck and ck.get("img_id") and not (isinstance(ck.get("text"), str) and ck.get("text").strip()):
ck["image"] = True
attach_media_context(json_result, self._param.table_context_size, self._param.image_context_size)
for ck in json_result:
if ck.get("image") is True:
del ck["image"]
sections, section_images = [], []
for o in from_upstream.json_result or []:
for o in json_result:
sections.append((o.get("text", ""), o.get("position_tag", "")))
section_images.append(id2image(o.get("img_id"), partial(settings.STORAGE_IMPL.get, tenant_id=self._canvas._tenant_id)))