two version of R2R are here HEAD master

1 files changed, 78 insertions, 0 deletions

diff --git a/.venv/lib/python3.12/site-packages/core/parsers/media/bmp_parser.py b/.venv/lib/python3.12/site-packages/core/parsers/media/bmp_parser.py
new file mode 100644
index 00000000..78646da7
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/core/parsers/media/bmp_parser.py
@@ -0,0 +1,78 @@
+# type: ignore
+from typing import AsyncGenerator
+
+from core.base.parsers.base_parser import AsyncParser
+from core.base.providers import (
+    CompletionProvider,
+    DatabaseProvider,
+    IngestionConfig,
+)
+
+
+class BMPParser(AsyncParser[str | bytes]):
+    """A parser for BMP image data."""
+
+    def __init__(
+        self,
+        config: IngestionConfig,
+        database_provider: DatabaseProvider,
+        llm_provider: CompletionProvider,
+    ):
+        self.database_provider = database_provider
+        self.llm_provider = llm_provider
+        self.config = config
+
+        import struct
+
+        self.struct = struct
+
+    async def extract_bmp_metadata(self, data: bytes) -> dict:
+        """Extract metadata from BMP file header."""
+        try:
+            # BMP header format
+            header_format = "<2sIHHI"
+            header_size = self.struct.calcsize(header_format)
+
+            # Unpack header data
+            (
+                signature,
+                file_size,
+                reserved,
+                reserved2,
+                data_offset,
+            ) = self.struct.unpack(header_format, data[:header_size])
+
+            # DIB header
+            dib_format = "<IiiHHIIiiII"
+            dib_size = self.struct.calcsize(dib_format)
+            dib_data = self.struct.unpack(dib_format, data[14 : 14 + dib_size])
+
+            width = dib_data[1]
+            height = abs(dib_data[2])  # Height can be negative
+            bits_per_pixel = dib_data[4]
+            compression = dib_data[5]
+
+            return {
+                "width": width,
+                "height": height,
+                "bits_per_pixel": bits_per_pixel,
+                "file_size": file_size,
+                "compression": compression,
+            }
+        except Exception as e:
+            return {"error": f"Failed to parse BMP header: {str(e)}"}
+
+    async def ingest(
+        self, data: str | bytes, **kwargs
+    ) -> AsyncGenerator[str, None]:
+        """Ingest BMP data and yield metadata description."""
+        if isinstance(data, str):
+            # Convert base64 string to bytes if needed
+            import base64
+
+            data = base64.b64decode(data)
+
+        metadata = await self.extract_bmp_metadata(data)
+
+        # Generate description of the BMP file
+        yield f"BMP image with dimensions {metadata.get('width', 'unknown')}x{metadata.get('height', 'unknown')} pixels, {metadata.get('bits_per_pixel', 'unknown')} bits per pixel, file size: {metadata.get('file_size', 'unknown')} bytes"