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MediaPipe Team
2020-07-08 18:24:46 -07:00
committed by jqtang
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docs/tools/tracing_and_profiling.md
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@@ -21,7 +21,16 @@ available on Linux, Android, or iOS.
## Enabling tracing and profiling
To enable tracing/profiling of a mediapipe graph, the `CalculatorGraphConfig` (in
To enable tracing and profiling of a mediapipe graph:
1. The profiling library must be linked to the framework.
2. Tracing and profiling must be enabled in the graph configuration.
The profiling library is linked to the framework by default. If needed,
the profiling library can be omitted from the framework using the bazel
command line option: `--define MEDIAPIPE_PROFILING=0`.
To enable tracing and profiling, the `CalculatorGraphConfig` (in
[calculator.proto](https://github.com/google/mediapipe/tree/master/mediapipe/framework/calculator.proto))
representing the graph must have a `profiler_config` message at its root. Here
is a simple setup that turns on a few extra options: