content/renderer/media/crypto/render_cdm_factory.h

   1 // Copyright 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 CONTENT_RENDERER_MEDIA_CRYPTO_RENDER_CDM_FACTORY_H_
   6 #define CONTENT_RENDERER_MEDIA_CRYPTO_RENDER_CDM_FACTORY_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "base/threading/thread_checker.h"
  12 #include "media/base/cdm_factory.h"
  13 #include "media/base/media_keys.h"
  14
  15 #if defined(ENABLE_PEPPER_CDMS)
  16 #include "content/renderer/media/crypto/pepper_cdm_wrapper.h"
  17 #endif
  18
  19 class GURL;
  20
  21 namespace media {
  22 struct CdmConfig;
  23 }  // namespace media
  24
  25 namespace content {
  26
  27 #if defined(ENABLE_BROWSER_CDMS)
  28 class RendererCdmManager;
  29 #endif
  30
  31 // CdmFactory implementation in content/renderer. This class is not thread safe
  32 // and should only be used on one thread.
  33 class RenderCdmFactory : public media::CdmFactory {
  34  public:
  35 #if defined(ENABLE_PEPPER_CDMS)
  36   explicit RenderCdmFactory(const CreatePepperCdmCB& create_pepper_cdm_cb);
  37 #elif defined(ENABLE_BROWSER_CDMS)
  38   explicit RenderCdmFactory(RendererCdmManager* manager);
  39 #else
  40   RenderCdmFactory();
  41 #endif  // defined(ENABLE_PEPPER_CDMS)
  42
  43   ~RenderCdmFactory() override;
  44
  45   // CdmFactory implementation.
  46   void Create(
  47       const std::string& key_system,
  48       const GURL& security_origin,
  49       const media::CdmConfig& cdm_config,
  50       const media::SessionMessageCB& session_message_cb,
  51       const media::SessionClosedCB& session_closed_cb,
  52       const media::LegacySessionErrorCB& legacy_session_error_cb,
  53       const media::SessionKeysChangeCB& session_keys_change_cb,
  54       const media::SessionExpirationUpdateCB& session_expiration_update_cb,
  55       const media::CdmCreatedCB& cdm_created_cb) override;
  56
  57  private:
  58 #if defined(ENABLE_PEPPER_CDMS)
  59   CreatePepperCdmCB create_pepper_cdm_cb_;
  60 #elif defined(ENABLE_BROWSER_CDMS)
  61   // The |manager_| is a per render frame object owned by RenderFrameImpl.
  62   RendererCdmManager* manager_;
  63 #endif
  64
  65   base::ThreadChecker thread_checker_;
  66
  67   DISALLOW_COPY_AND_ASSIGN(RenderCdmFactory);
  68 };
  69
  70 }  // namespace content
  71
  72 #endif  // CONTENT_RENDERER_MEDIA_CRYPTO_RENDER_CDM_FACTORY_H_