音频元信息的接口

Author: ramwin

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

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=auth,
+            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

qiniu/services/media/__init__.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)