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61 lines
2.2 KiB
61 lines
2.2 KiB
4 months ago
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/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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syntax = "proto2";
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option optimize_for = LITE_RUNTIME;
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import "frameworks/native/services/surfaceflinger/layerproto/layers.proto";
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package android.surfaceflinger;
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/* represents a file full of surface flinger trace entries.
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Encoded, it should start with 0x4c 0x59 0x52 0x54 0x52 0x41 0x43 0x45 (.LYRTRACE), such
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that they can be easily identified. */
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message LayersTraceFileProto {
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/* constant; MAGIC_NUMBER = (long) MAGIC_NUMBER_H << 32 | MagicNumber.MAGIC_NUMBER_L
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(this is needed because enums have to be 32 bits and there's no nice way to put 64bit
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constants into .proto files. */
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enum MagicNumber {
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INVALID = 0;
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MAGIC_NUMBER_L = 0x5452594c; /* LYRT (little-endian ASCII) */
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MAGIC_NUMBER_H = 0x45434152; /* RACE (little-endian ASCII) */
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}
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optional fixed64 magic_number = 1; /* Must be the first field, set to value in MagicNumber */
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repeated LayersTraceProto entry = 2;
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}
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/* one window manager trace entry. */
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message LayersTraceProto {
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/* required: elapsed realtime in nanos since boot of when this entry was logged */
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optional sfixed64 elapsed_realtime_nanos = 1;
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/* where the trace originated */
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optional string where = 2;
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optional LayersProto layers = 3;
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// Blob for the current HWC information for all layers, reported by dumpsys.
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optional string hwc_blob = 4;
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/* Includes state sent during composition like visible region and composition type. */
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optional bool excludes_composition_state = 5;
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/* Number of missed entries since the last entry was recorded. */
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optional uint32 missed_entries = 6;
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}
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