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Last updated 2025-05-15 UTC.
[null,null,["Last updated 2025-05-15 UTC."],[],[],null,["# androidx.tracing.perfetto\n=========================\n\n*** ** * ** ***\n\n[Kotlin](/reference/kotlin/androidx/tracing/perfetto/package-summary \"View this page in Kotlin\") \\|Java\n\nClasses\n-------\n\n|-----------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------|\n| [PerfettoHandshake](/reference/androidx/tracing/perfetto/PerfettoHandshake) | Handshake implementation allowing to enable Perfetto SDK tracing in an app that enables it. |\n| [PerfettoHandshake.EnableTracingResponse](/reference/androidx/tracing/perfetto/PerfettoHandshake.EnableTracingResponse) | |\n| [PerfettoHandshake.ExternalLibraryProvider](/reference/androidx/tracing/perfetto/PerfettoHandshake.ExternalLibraryProvider) | |\n| [StartupTracingInitializer](/reference/androidx/tracing/perfetto/StartupTracingInitializer) | Enables tracing at app startup if configured prior to app starting |\n| [PerfettoHandshake.ResponseExitCodes](/reference/androidx/tracing/perfetto/PerfettoHandshake.ResponseExitCodes) | |\n| [PerfettoSdkTrace](/reference/androidx/tracing/perfetto/PerfettoSdkTrace) | Allows for emitting trace events using Perfetto SDK. |"]]
