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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
syntax = "proto2";
package perfetto.protos;
// Generated by Android's SurfaceFlinger.
message GraphicsFrameEvent {
enum BufferEventType {
UNSPECIFIED = 0;
DEQUEUE = 1;
QUEUE = 2;
POST = 3;
ACQUIRE_FENCE = 4;
LATCH = 5;
HWC_COMPOSITION_QUEUED = 6; // HWC will compose this buffer
FALLBACK_COMPOSITION = 7; // renderEngine composition
PRESENT_FENCE = 8;
RELEASE_FENCE = 9;
MODIFY = 10;
DETACH = 11;
ATTACH = 12;
CANCEL = 13;
}
message BufferEvent {
optional uint32 frame_number = 1;
optional BufferEventType type = 2;
optional string layer_name = 3;
// If no duration is set, the event is an instant event.
optional uint64 duration_ns = 4;
// Unique buffer identifier.
optional uint32 buffer_id = 5;
}
optional BufferEvent buffer_event = 1;
}
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