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// Copyright (C) 2021 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.
import {ColumnDef, Sorting} from '../../public/aggregation';
import {AreaSelection} from '../../public/selection';
import {ACTUAL_FRAMES_SLICE_TRACK_KIND} from '../../public/track_kinds';
import {Engine} from '../../trace_processor/engine';
import {AreaSelectionAggregator} from '../../public/selection';
export class FrameSelectionAggregator implements AreaSelectionAggregator {
readonly id = 'frame_aggregation';
async createAggregateView(engine: Engine, area: AreaSelection) {
const selectedSqlTrackIds: number[] = [];
for (const trackInfo of area.tracks) {
if (trackInfo?.tags?.kind === ACTUAL_FRAMES_SLICE_TRACK_KIND) {
trackInfo.tags.trackIds &&
selectedSqlTrackIds.push(...trackInfo.tags.trackIds);
}
}
if (selectedSqlTrackIds.length === 0) return false;
await engine.query(`
create or replace perfetto table ${this.id} as
select
jank_type,
count(1) as occurrences,
min(dur) as minDur,
avg(dur) as meanDur,
max(dur) as maxDur
from actual_frame_timeline_slice
where track_id in (${selectedSqlTrackIds})
AND ts + dur > ${area.start}
AND ts < ${area.end}
group by jank_type
`);
return true;
}
getTabName() {
return 'Frames';
}
async getExtra() {}
getDefaultSorting(): Sorting {
return {column: 'occurrences', direction: 'DESC'};
}
getColumnDefinitions(): ColumnDef[] {
return [
{
title: 'Jank Type',
kind: 'STRING',
columnConstructor: Uint16Array,
columnId: 'jank_type',
},
{
title: 'Min duration',
kind: 'NUMBER',
columnConstructor: Uint16Array,
columnId: 'minDur',
},
{
title: 'Max duration',
kind: 'NUMBER',
columnConstructor: Uint16Array,
columnId: 'maxDur',
},
{
title: 'Mean duration',
kind: 'NUMBER',
columnConstructor: Uint16Array,
columnId: 'meanDur',
},
{
title: 'Occurrences',
kind: 'NUMBER',
columnConstructor: Uint16Array,
columnId: 'occurrences',
sum: true,
},
];
}
}