2 * Copyright (C) 2016 The Android Open Source Project
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #ifndef ANDROID_DRM_EVENT_LISTENER_H_
18 #define ANDROID_DRM_EVENT_LISTENER_H_
27 class DrmEventHandler {
31 virtual ~DrmEventHandler() {
34 virtual void HandleEvent(uint64_t timestamp_us) = 0;
37 class DrmEventListener : public Worker {
39 DrmEventListener(DrmResources *drm);
40 virtual ~DrmEventListener() {
45 void RegisterHotplugHandler(DrmEventHandler *handler);
47 static void FlipHandler(int fd, unsigned int sequence, unsigned int tv_sec,
48 unsigned int tv_usec, void *user_data);
51 virtual void Routine();
61 DrmEventHandler *hotplug_handler_ = NULL;