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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.
#include "media/cdm/player_tracker_impl.h"
#include <utility>
#include "base/stl_util.h"
namespace media {
PlayerTrackerImpl::PlayerCallbacks::PlayerCallbacks(
const base::Closure& new_key_cb,
const base::Closure& cdm_unset_cb)
: new_key_cb(new_key_cb), cdm_unset_cb(cdm_unset_cb) {}
PlayerTrackerImpl::PlayerCallbacks::~PlayerCallbacks() {
}
PlayerTrackerImpl::PlayerTrackerImpl() : next_registration_id_(1) {
}
PlayerTrackerImpl::~PlayerTrackerImpl() {}
int PlayerTrackerImpl::RegisterPlayer(const base::Closure& new_key_cb,
const base::Closure& cdm_unset_cb) {
base::AutoLock lock(lock_);
int registration_id = next_registration_id_++;
DCHECK(!ContainsKey(player_callbacks_map_, registration_id));
player_callbacks_map_.insert(std::make_pair(
registration_id, PlayerCallbacks(new_key_cb, cdm_unset_cb)));
return registration_id;
}
void PlayerTrackerImpl::UnregisterPlayer(int registration_id) {
base::AutoLock lock(lock_);
DCHECK(ContainsKey(player_callbacks_map_, registration_id))
<< registration_id;
player_callbacks_map_.erase(registration_id);
}
void PlayerTrackerImpl::NotifyNewKey() {
std::vector<base::Closure> new_key_callbacks;
{
base::AutoLock lock(lock_);
for (const auto& entry : player_callbacks_map_)
new_key_callbacks.push_back(entry.second.new_key_cb);
}
for (const auto& cb : new_key_callbacks)
cb.Run();
}
void PlayerTrackerImpl::NotifyCdmUnset() {
std::vector<base::Closure> cdm_unset_callbacks;
{
base::AutoLock lock(lock_);
for (const auto& entry : player_callbacks_map_)
cdm_unset_callbacks.push_back(entry.second.cdm_unset_cb);
}
for (const auto& cb : cdm_unset_callbacks)
cb.Run();
}
} // namespace media
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