1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROMEOS_ASH_COMPONENTS_HEATMAP_HEATMAP_PALM_DETECTOR_IMPL_H_
#define CHROMEOS_ASH_COMPONENTS_HEATMAP_HEATMAP_PALM_DETECTOR_IMPL_H_
#include <optional>
#include <queue>
#include <unordered_set>
#include "base/time/time.h"
#include "base/timer/timer.h"
#include "chromeos/services/machine_learning/public/mojom/heatmap_palm_rejection.mojom.h"
#include "chromeos/services/machine_learning/public/mojom/machine_learning_service.mojom.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "ui/events/ozone/evdev/heatmap_palm_detector.h"
namespace ash {
// The client of the heatmap palm detection service running in ML service. It
// also provide palm detection result to ozone.
class HeatmapPalmDetectorImpl
: public ui::HeatmapPalmDetector,
chromeos::machine_learning::mojom::HeatmapPalmRejectionClient {
public:
HeatmapPalmDetectorImpl();
~HeatmapPalmDetectorImpl() override;
// ui::HeatmapPalmDetector:
void Start(ModelId model_id,
std::string_view hidraw_path,
std::optional<CropHeatmap> crop_heatmap) override;
bool IsPalm(int tracking_id) const override;
bool IsReady() const override;
void AddTouchRecord(base::Time timestamp,
const std::vector<int>& tracking_ids) override;
void RemoveTouch(int tracking_id) override;
// chromeos::machine_learning::mojom::HeatmapPalmRejectionClient
void OnHeatmapProcessedEvent(
chromeos::machine_learning::mojom::HeatmapProcessedEventPtr event)
override;
private:
void OnLoadHeatmapPalmRejection(
chromeos::machine_learning::mojom::LoadHeatmapPalmRejectionResult result);
void OnConnectionError();
bool is_ready_ = false;
std::optional<CropHeatmap> crop_heatmap_;
ModelId model_id_;
std::string hidraw_path_;
std::queue<TouchRecord> touch_records_;
std::unordered_set<int> palm_tracking_ids_;
base::TimeDelta reconnect_delay_;
base::OneShotTimer delay_timer_;
mojo::Remote<chromeos::machine_learning::mojom::MachineLearningService>
ml_service_;
mojo::Receiver<chromeos::machine_learning::mojom::HeatmapPalmRejectionClient>
client_;
base::WeakPtrFactory<HeatmapPalmDetectorImpl> weak_factory_{this};
};
} // namespace ash
#endif // CHROMEOS_ASH_COMPONENTS_HEATMAP_HEATMAP_PALM_DETECTOR_IMPL_H_
|
