This program saves short clip preview image when nest doorbell detect events.
Please refer official guide (https://developers.google.com/nest/device-access/get-started) to setup the account.
- Create nest device project in https://console.nest.google.com/device-access/.
Pass project id to program like
-nest-project-id enterprises/<project_id> - Create oauth token for smart device in google could project
Pass credential json path like
-smart-device-cred-path <credentials.json> - Create google could project for pubsub
Pass it like
-pubsub-project-id <google could project id> - Create pubsub subscription against pubsub topic given in the nest device project
Pass it like
-pubsub-subscription-id <subscription name> - Create google cloud service account for pubsub
Pass credential json path like
-pubsub-cred-path <pub-sub-client-key-<google cloud project id>-hoge.json> - Run program like
go run main.go <args> -output-dir output