blob: 277333ca0adcec1f64b06ed23069b2fc8166b44e [file] [log] [blame]
// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "media/cdm/cdm_manager.h"
#include <utility>
#include "base/logging.h"
#include "media/base/content_decryption_module.h"
namespace media {
CdmManager::CdmManager() = default;
CdmManager::~CdmManager() = default;
// static
CdmManager* CdmManager::GetInstance() {
static CdmManager* manager = new CdmManager();
return manager;
}
scoped_refptr<ContentDecryptionModule> CdmManager::GetCdm(int cdm_id) {
base::AutoLock lock(lock_);
auto iter = cdm_map_.find(cdm_id);
return iter == cdm_map_.end() ? nullptr : iter->second;
}
void CdmManager::RegisterCdm(int cdm_id,
scoped_refptr<ContentDecryptionModule> cdm) {
base::AutoLock lock(lock_);
DCHECK(!cdm_map_.count(cdm_id));
cdm_map_[cdm_id] = cdm;
}
void CdmManager::UnregisterCdm(int cdm_id) {
base::AutoLock lock(lock_);
DCHECK(cdm_map_.count(cdm_id));
cdm_map_.erase(cdm_id);
}
} // namespace media