import type { GenFile, GenMessage } from "@bufbuild/protobuf/codegenv1";
import type { Message } from "@bufbuild/protobuf";
/**
 * Describes the file protos/perfetto/trace/track_event/chrome_histogram_sample.proto.
 */
export declare const file_protos_perfetto_trace_track_event_chrome_histogram_sample: GenFile;
/**
 * @generated from message perfetto.protos.HistogramName
 */
export type HistogramName = Message<"perfetto.protos.HistogramName"> & {
    /**
     * @generated from field: optional uint64 iid = 1;
     */
    iid: bigint;
    /**
     * @generated from field: optional string name = 2;
     */
    name: string;
};
/**
 * Describes the message perfetto.protos.HistogramName.
 * Use `create(HistogramNameSchema)` to create a new message.
 */
export declare const HistogramNameSchema: GenMessage<HistogramName>;
/**
 * An individual histogram sample logged via Chrome's UMA metrics system.
 *
 * @generated from message perfetto.protos.ChromeHistogramSample
 */
export type ChromeHistogramSample = Message<"perfetto.protos.ChromeHistogramSample"> & {
    /**
     * MD5 hash of the metric name. Either |name_hash| or |name|/|name_iid| or
     * both must be present.
     *
     * @generated from field: optional uint64 name_hash = 1;
     */
    nameHash: bigint;
    /**
     * @generated from field: optional string name = 2;
     */
    name: string;
    /**
     * @generated from field: optional int64 sample = 3;
     */
    sample: bigint;
    /**
     * Interned HistogramName. Only one of |name|, |name_iid| can be set.
     *
     * @generated from field: optional uint64 name_iid = 4;
     */
    nameIid: bigint;
};
/**
 * Describes the message perfetto.protos.ChromeHistogramSample.
 * Use `create(ChromeHistogramSampleSchema)` to create a new message.
 */
export declare const ChromeHistogramSampleSchema: GenMessage<ChromeHistogramSample>;
//# sourceMappingURL=chrome_histogram_sample_pb.d.ts.map