media/base/android/media_resource_getter.h

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef MEDIA_BASE_ANDROID_MEDIA_RESOURCE_GETTER_H_
   6 #define MEDIA_BASE_ANDROID_MEDIA_RESOURCE_GETTER_H_
   7
   8 #include <string>
   9
  10 #include "base/callback.h"
  11 #include "base/files/file_path.h"
  12 #include "base/time/time.h"
  13 #include "media/base/media_export.h"
  14 #include "url/gurl.h"
  15
  16 namespace media {
  17
  18 // Class for asynchronously retrieving resources for a media URL. All callbacks
  19 // are executed on the caller's thread.
  20 class MEDIA_EXPORT MediaResourceGetter {
  21  public:
  22   typedef base::Callback<void(const std::string&)> GetCookieCB;
  23   typedef base::Callback<void(const std::string&)> GetPlatformPathCB;
  24   typedef base::Callback<void(base::TimeDelta, int, int, bool)>
  25       ExtractMediaMetadataCB;
  26   virtual ~MediaResourceGetter();
  27
  28   // Method for getting the cookies for a given URL.
  29   virtual void GetCookies(const GURL& url,
  30                           const GURL& first_party_for_cookies,
  31                           const GetCookieCB& callback) = 0;
  32
  33   // Method for getting the platform path from a file system URL.
  34   virtual void GetPlatformPathFromFileSystemURL(
  35       const GURL& url,
  36       const GetPlatformPathCB& callback) = 0;
  37
  38   // Extract the metadata from a media URL. Once completed, the provided
  39   // callback function will be run.
  40   virtual void ExtractMediaMetadata(
  41       const std::string& url,
  42       const std::string& cookies,
  43       const ExtractMediaMetadataCB& callback) = 0;
  44 };
  45
  46 }  // namespace media
  47
  48 #endif  // MEDIA_BASE_ANDROID_MEDIA_RESOURCE_GETTER_H_