diff --git a/src/service/audio_infos.py b/src/service/audio_infos.py
index 0e749cb..ca9f205 100644
--- a/src/service/audio_infos.py
+++ b/src/service/audio_infos.py
@@ -22,13 +22,16 @@ def audio_infos(
         str: JSON字符串格式的音频信息
         
     Raises:
-        ValueError: 当mp3_urls和timelines长度不匹配时
+        无异常抛出，长度不匹配时以最短的为准
     """
     logger.info(f"audio_infos called with {len(mp3_urls)} audio files and {len(timelines)} timelines")
     
-    # 检查参数长度是否匹配
+    # 长度不相等时以最短的为准
     if len(mp3_urls) != len(timelines):
-        raise ValueError(f"mp3_urls length ({len(mp3_urls)}) does not match timelines length ({len(timelines)})")
+        min_len = min(len(mp3_urls), len(timelines))
+        logger.warning(f"mp3_urls length ({len(mp3_urls)}) does not match timelines length ({len(timelines)}), using shorter length: {min_len}")
+        mp3_urls = mp3_urls[:min_len]
+        timelines = timelines[:min_len]
     
     # 构建音频信息列表
     infos = []
diff --git a/src/service/caption_infos.py b/src/service/caption_infos.py
index d32fb8d..c0ced67 100644
--- a/src/service/caption_infos.py
+++ b/src/service/caption_infos.py
@@ -42,13 +42,16 @@ def caption_infos(
         str: JSON字符串格式的字幕信息
         
     Raises:
-        ValueError: 当texts和timelines长度不匹配时
+        无异常抛出，长度不匹配时以最短的为准
     """
     logger.info(f"caption_infos called with {len(texts)} texts and {len(timelines)} timelines")
     
-    # 检查参数长度是否匹配
+    # 长度不相等时以最短的为准
     if len(texts) != len(timelines):
-        raise ValueError(f"texts length ({len(texts)}) does not match timelines length ({len(timelines)})")
+        min_len = min(len(texts), len(timelines))
+        logger.warning(f"texts length ({len(texts)}) does not match timelines length ({len(timelines)}), using shorter length: {min_len}")
+        texts = texts[:min_len]
+        timelines = timelines[:min_len]
     
     # 构建字幕信息列表
     infos = []
diff --git a/src/service/effect_infos.py b/src/service/effect_infos.py
index 78f03da..5e80aa6 100644
--- a/src/service/effect_infos.py
+++ b/src/service/effect_infos.py
@@ -18,13 +18,16 @@ def effect_infos(
         str: JSON字符串格式的特效信息
         
     Raises:
-        ValueError: 当effects和timelines长度不匹配时
+        无异常抛出，长度不匹配时以最短的为准
     """
     logger.info(f"effect_infos called with {len(effects)} effects and {len(timelines)} timelines")
     
-    # 检查参数长度是否匹配
+    # 长度不相等时以最短的为准
     if len(effects) != len(timelines):
-        raise ValueError(f"effects length ({len(effects)}) does not match timelines length ({len(timelines)})")
+        min_len = min(len(effects), len(timelines))
+        logger.warning(f"effects length ({len(effects)}) does not match timelines length ({len(timelines)}), using shorter length: {min_len}")
+        effects = effects[:min_len]
+        timelines = timelines[:min_len]
     
     # 构建特效信息列表
     infos = []