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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.
*/
#include <binder/PersistableBundle.h>
#include <mediadrm/IDrmMetricsConsumer.h>
#include <utils/Errors.h>
#ifndef ANDROID_METRICSCONSUMER_H_
#define ANDROID_METRICSCONSUMER_H_
namespace android {
/**
* IDrmMetricsConsumer which saves IDrm/ICrypto metrics into a PersistableBundle.
*
* Example usage:
*
* PersistableBundle bundle;
* DrmMetricsConsumer consumer(&bundle);
* drm->exportMetrics(&consumer);
* crypto->exportMetrics(&consumer);
* // bundle now contains metrics from drm/crypto.
*
*/
struct DrmMetricsConsumer : public IDrmMetricsConsumer {
DrmMetricsConsumer(os::PersistableBundle *bundle) : mBundle(bundle) {}
status_t consumeFrameworkMetrics(const MediaDrmMetrics &) override;
status_t consumeHidlMetrics(
const String8 &/*vendor*/,
const hidl_vec<DrmMetricGroup> &/*pluginMetrics*/) override;
// Converts the DRM plugin metrics to a PersistableBundle. All of the metrics
// found in |pluginMetrics| are added to the |metricsBundle| parameter.
// |pluginBundle| is owned by the caller and must not be null.
//
// Each item in the pluginMetrics vector is added as a new PersistableBundle. E.g.
// DrmMetricGroup {
// metrics[0] {
// name: "buf_copy"
// attributes[0] {
// name: "size"
// type: INT64_TYPE
// int64Value: 1024
// }
// values[0] {
// componentName: "operation_count"
// type: INT64_TYPE
// int64Value: 75
// }
// values[1] {
// component_name: "average_time_seconds"
// type: DOUBLE_TYPE
// doubleValue: 0.00000042
// }
// }
// }
//
// becomes
//
// metricsBundle {
// "0": (PersistableBundle) {
// "attributes" : (PersistableBundle) {
// "size" : (int64) 1024
// }
// "operation_count" : (int64) 75
// "average_time_seconds" : (double) 0.00000042
// }
//
static status_t HidlMetricsToBundle(
const hardware::hidl_vec<hardware::drm::V1_1::DrmMetricGroup>& pluginMetrics,
os::PersistableBundle* metricsBundle);
private:
os::PersistableBundle *mBundle;
DISALLOW_EVIL_CONSTRUCTORS(DrmMetricsConsumer);
};
} // namespace android
#endif // ANDROID_METRICSCONSUMER_H_