diff --git a/qiniu/__init__.py b/qiniu/__init__.py
index 16c52eb8..2ed512d9 100644
--- a/qiniu/__init__.py
+++ b/qiniu/__init__.py
@@ -17,6 +17,7 @@
 from .zone import Zone
 from .region import Region
 
+from .services.media.audio import AudioManager
 from .services.storage.bucket import BucketManager, build_batch_copy, build_batch_rename, build_batch_move, \
     build_batch_stat, build_batch_delete, build_batch_restoreAr
 from .services.storage.uploader import put_data, put_file, put_stream
diff --git a/qiniu/exceptions.py b/qiniu/exceptions.py
new file mode 100644
index 00000000..d2be115e
--- /dev/null
+++ b/qiniu/exceptions.py
@@ -0,0 +1,11 @@
+#!/usr/bin/env python3
+# -*- coding: UTF-8 -*-
+# Xiang Wang @ 2019-09-17 15:25:42
+
+
+class QiniuException(Exception):
+    pass
+
+
+class UploadException(QiniuException):
+    pass
diff --git a/qiniu/http.py b/qiniu/http.py
index c28028fb..51cef806 100644
--- a/qiniu/http.py
+++ b/qiniu/http.py
@@ -91,6 +91,18 @@ def _get(url, params, auth, headers=None):
     return __return_wrapper(r)
 
 
+def _session_get(url, params, auth):
+    if _session is None:
+        _init()
+    try:
+        r = _session.get(
+            url, params=params, auth=qiniu.auth.RequestsAuth(auth) if auth is not None else None,
+            timeout=config.get_default('connection_timeout'))
+    except Exception as e:
+        return None, ResponseInfo(None, e)
+    return __return_wrapper(r)
+
+
 class _TokenAuth(AuthBase):
     def __init__(self, token):
         self.token = token
diff --git a/qiniu/services/media/__init__.py b/qiniu/services/media/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/qiniu/services/media/audio.py b/qiniu/services/media/audio.py
new file mode 100644
index 00000000..ccd47244
--- /dev/null
+++ b/qiniu/services/media/audio.py
@@ -0,0 +1,60 @@
+#!/usr/bin/env python3
+# -*- coding: UTF-8 -*-
+# Xiang Wang @ 2020-03-06 16:02:02
+
+
+from qiniu import http 
+
+
+class AudioManager(object):
+    """音频处理"""
+
+    def __init__(self, auth):
+        self.auth = auth
+
+    def avinfo(self, url):
+        """获取一个文件的音视频元信息:
+        接口地址: https://developer.qiniu.com/dora/api/1247/audio-and-video-metadata-information-avinfo
+
+        Args:
+            url: 音视频的url链接
+
+        Returns:
+            一个dict变量, 类似:
+                {
+                    "streams": [
+                        {
+                            "index": 0,
+                            "codec_name": "h264",
+                            "codec_long_name": "H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10",
+                            "codec_type": "video",
+                            "codec_time_base": "1/30",
+                            "codec_tag_string": "avc1",
+                            "codec_tag": "0x31637661",
+                            "width": 1152,
+                            "height": 864,
+                            ...
+                        },
+                        {
+                            "index": 1,
+                            "codec_name": "aac",
+                            "codec_long_name": "Advanced Audio Coding",
+                            "codec_type": "audio",
+                            "codec_time_base": "1/44100",
+                            "codec_tag_string": "mp4a",
+                            "codec_tag": "0x6134706d",
+                            ...
+                        }
+                    ],
+                    "format": {
+                        "nb_streams": 2,
+                        "format_name": "mov,mp4,m4a,3gp,3g2,mj2",
+                        "format_long_name": "QuickTime/MPEG-4/Motion JPEG 2000 format",
+                        "start_time": "0.000000",
+                        "duration": "6413.359589",  # 注意，duration是字符串
+                        ...
+                    }
+                }
+            一个ResponseInfo对象
+        """
+        return http._session_get(url + "?avinfo", {}, self.auth)
diff --git a/qiniu/services/storage/uploader.py b/qiniu/services/storage/uploader.py
index 03729790..5772d1b8 100644
--- a/qiniu/services/storage/uploader.py
+++ b/qiniu/services/storage/uploader.py
@@ -5,7 +5,9 @@
 import time
 
 from qiniu import config, Auth
-from qiniu.utils import urlsafe_base64_encode, crc32, file_crc32, _file_iter, rfc_from_timestamp
+from qiniu import config
+from qiniu.exceptions import UploadException
+from qiniu.utils import urlsafe_base64_encode, crc32, file_crc32, _file_iter, rfc_from_timestamp, etag
 from qiniu import http
 from .upload_progress_recorder import UploadProgressRecorder
 
@@ -47,6 +49,7 @@ def put_data(
 def put_file(up_token, key, file_path, params=None,
              mime_type='application/octet-stream', check_crc=False,
              progress_handler=None, upload_progress_recorder=None, keep_last_modified=False, hostscache_dir=None,
+             raise_exception=False,
              part_size=None, version=None, bucket_name=None):
     """上传文件到七牛
 
@@ -63,6 +66,7 @@ def put_file(up_token, key, file_path, params=None,
         version                   分片上传版本 目前支持v1/v2版本 默认v1
         part_size                 分片上传v2必传字段 默认大小为4MB 分片大小范围为1 MB - 1 GB
         bucket_name               分片上传v2字段 空间名称
+        raise_exception:          上传后自动校验key和hash, 如果不一致就报错
 
     Returns:
         一个dict变量，类似 {"hash": "<Hash string>", "key": "<Key string>"}
@@ -84,6 +88,9 @@ def put_file(up_token, key, file_path, params=None,
             ret, info = _form_put(up_token, key, input_stream, params, mime_type,
                                   crc, hostscache_dir, progress_handler, file_name,
                                   modify_time=modify_time, keep_last_modified=keep_last_modified)
+    if raise_exception is True:
+        if (ret["key"] != key) or (ret["hash"] != etag(file_path)):
+            raise UploadException("数据校验不正确")
     return ret, info
 
 
diff --git a/setup.py b/setup.py
index 34badc36..d02643b2 100644
--- a/setup.py
+++ b/setup.py
@@ -16,6 +16,7 @@
 packages = [
     'qiniu',
     'qiniu.services',
+    'qiniu.services.media',
     'qiniu.services.storage',
     'qiniu.services.processing',
     'qiniu.services.compute',