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firered-ocr.py

@@ -104,10 +104,10 @@ def make_ocr_message(
     # Convert to RGB
     pil_img = pil_img.convert("RGB")
 
-    # Convert to base64 data URI (JPEG is faster than PNG for encoding)
+    # Convert to base64 data URI
     buf = io.BytesIO()
-    pil_img.save(buf, format="JPEG", quality=95)
-    data_uri = f"data:image/jpeg;base64,{base64.b64encode(buf.getvalue()).decode()}"
+    pil_img.save(buf, format="PNG")
+    data_uri = f"data:image/png;base64,{base64.b64encode(buf.getvalue()).decode()}"
 
     # Return message in vLLM format
     return [
@@ -228,7 +228,7 @@ def main(
     image_column: str = "image",
     batch_size: int = 16,
     model: str = "FireRedTeam/FireRed-OCR",
-    max_model_len: int = 32768,
+    max_model_len: int = 8192,
     max_tokens: int = 8192,
     gpu_memory_utilization: float = 0.8,
     hf_token: str = None,
@@ -335,10 +335,7 @@ def main(
     processing_duration = datetime.now() - start_time
     processing_time_str = f"{processing_duration.total_seconds() / 60:.1f} min"
 
-    # Add output column to dataset (remove existing column if present)
-    if output_column in dataset.column_names:
-        logger.info(f"Removing existing '{output_column}' column before adding new results")
-        dataset = dataset.remove_columns([output_column])
+    # Add output column to dataset
     logger.info(f"Adding '{output_column}' column to dataset")
     dataset = dataset.add_column(output_column, all_outputs)
 
@@ -483,8 +480,8 @@ Examples:
     parser.add_argument(
         "--max-model-len",
         type=int,
-        default=32768,
-        help="Maximum model context length (default: 32768)",
+        default=8192,
+        help="Maximum model context length (default: 8192)",
     )
     parser.add_argument(
         "--max-tokens",