media/base/cdm_factory.h

   1 // Copyright 2014 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_CDM_FACTORY_H_
   6 #define MEDIA_BASE_CDM_FACTORY_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "media/base/media_export.h"
  12 #include "media/base/media_keys.h"
  13
  14 class GURL;
  15
  16 namespace media {
  17
  18 using CdmCreatedCB = base::Callback<void(scoped_ptr<MediaKeys>)>;
  19
  20 class MEDIA_EXPORT CdmFactory {
  21  public:
  22   CdmFactory();
  23   virtual ~CdmFactory();
  24
  25   // Creates a CDM for |key_system| and returns it through |cdm_created_cb|
  26   // asynchronously.
  27   virtual void Create(
  28       const std::string& key_system,
  29       bool allow_distinctive_identifier,
  30       bool allow_persistent_state,
  31       const GURL& security_origin,
  32       const SessionMessageCB& session_message_cb,
  33       const SessionClosedCB& session_closed_cb,
  34       const LegacySessionErrorCB& legacy_session_error_cb,
  35       const SessionKeysChangeCB& session_keys_change_cb,
  36       const SessionExpirationUpdateCB& session_expiration_update_cb,
  37       const CdmCreatedCB& cdm_created_cb) = 0;
  38
  39  private:
  40   DISALLOW_COPY_AND_ASSIGN(CdmFactory);
  41 };
  42
  43 }  // namespace media
  44
  45 #endif  // MEDIA_BASE_CDM_FACTORY_H_