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// Copyright 2014 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.
#ifndef MEDIA_BASE_BROWSER_CDM_FACTORY_H_
#define MEDIA_BASE_BROWSER_CDM_FACTORY_H_
#include <string>
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "media/base/browser_cdm.h"
#include "media/base/media_export.h"
namespace media {
class MEDIA_EXPORT BrowserCdmFactory {
public:
BrowserCdmFactory() {}
virtual ~BrowserCdmFactory() {}
virtual scoped_ptr<BrowserCdm> CreateBrowserCdm(
const std::string& key_system,
const SessionMessageCB& session_message_cb,
const SessionClosedCB& session_closed_cb,
const SessionErrorCB& session_error_cb,
const SessionKeysChangeCB& session_keys_change_cb,
const SessionExpirationUpdateCB& session_expiration_update_cb) = 0;
private:
DISALLOW_COPY_AND_ASSIGN(BrowserCdmFactory);
};
// Provides a factory for creating BrowserCdm instances. There is only one
// BrowserCdmFactory per process.
void SetBrowserCdmFactory(BrowserCdmFactory* factory);
// Creates a BrowserCdm for |key_system|. Returns NULL if the CDM cannot be
// created.
// TODO(xhwang): Add ifdef for IPC based CDM.
scoped_ptr<BrowserCdm> MEDIA_EXPORT
CreateBrowserCdm(const std::string& key_system,
const SessionMessageCB& session_message_cb,
const SessionClosedCB& session_closed_cb,
const SessionErrorCB& session_error_cb,
const SessionKeysChangeCB& session_keys_change_cb,
const SessionExpirationUpdateCB& session_expiration_update_cb);
} // namespace media
#endif // MEDIA_BASE_BROWSER_CDM_FACTORY_H_
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