media/mojo/services/mojo_cdm_service_context.cc

   1 // Copyright 2015 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 #include "media/mojo/services/mojo_cdm_service_context.h"
   6
   7 #include "base/bind.h"
   8 #include "base/logging.h"
   9 #include "media/mojo/services/mojo_cdm_service.h"
  10
  11 namespace media {
  12
  13 MojoCdmServiceContext::MojoCdmServiceContext() : weak_ptr_factory_(this) {}
  14
  15 MojoCdmServiceContext::~MojoCdmServiceContext() {
  16 }
  17
  18 base::WeakPtr<MojoCdmServiceContext> MojoCdmServiceContext::GetWeakPtr() {
  19   return weak_ptr_factory_.GetWeakPtr();
  20 }
  21
  22 void MojoCdmServiceContext::RegisterCdm(int cdm_id,
  23                                         MojoCdmService* cdm_service) {
  24   DCHECK(!cdm_services_.count(cdm_id));
  25   DCHECK(cdm_service);
  26   cdm_services_[cdm_id] = cdm_service;
  27 }
  28
  29 void MojoCdmServiceContext::UnregisterCdm(int cdm_id) {
  30   DCHECK(cdm_services_.count(cdm_id));
  31   cdm_services_.erase(cdm_id);
  32 }
  33
  34 CdmContext* MojoCdmServiceContext::GetCdmContext(int32_t cdm_id) {
  35   auto cdm_service = cdm_services_.find(cdm_id);
  36   if (cdm_service == cdm_services_.end()) {
  37     LOG(ERROR) << "CDM context not found: " << cdm_id;
  38     return nullptr;
  39   }
  40
  41   return cdm_service->second->GetCdmContext();
  42 }
  43
  44 }  // namespace media