src/content/renderer/media/crypto/pepper_cdm_wrapper.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 CONTENT_RENDERER_MEDIA_CRYPTO_PEPPER_CDM_WRAPPER_H_
   6 #define CONTENT_RENDERER_MEDIA_CRYPTO_PEPPER_CDM_WRAPPER_H_
   7
   8 #if !defined(ENABLE_PEPPER_CDMS)
   9 #error This file should only be included when ENABLE_PEPPER_CDMS is defined
  10 #endif
  11
  12 #include <string>
  13
  14 #include "base/callback.h"
  15
  16 namespace content {
  17 class ContentDecryptorDelegate;
  18
  19 // PepperCdmWrapper provides access to the Pepper CDM instance.
  20 class PepperCdmWrapper {
  21  public:
  22   virtual ~PepperCdmWrapper() {}
  23
  24   // Returns the ContentDecryptorDelegate* associated with this plugin.
  25   virtual ContentDecryptorDelegate* GetCdmDelegate() = 0;
  26
  27  protected:
  28   PepperCdmWrapper() {}
  29
  30  private:
  31   DISALLOW_COPY_AND_ASSIGN(PepperCdmWrapper);
  32 };
  33
  34 // Callback used to create a PepperCdmWrapper. This may return null if the
  35 // Pepper CDM can not be created.
  36 typedef base::Callback<scoped_ptr<PepperCdmWrapper>(
  37     const std::string& pluginType)> CreatePepperCdmCB;
  38
  39 }  // namespace content
  40
  41 #endif  // CONTENT_RENDERER_MEDIA_CRYPTO_PEPPER_CDM_WRAPPER_H_