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Diffstat (limited to 'media/libjxl/src/lib/jxl/base/profiler.h')
| -rw-r--r-- | media/libjxl/src/lib/jxl/base/profiler.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/media/libjxl/src/lib/jxl/base/profiler.h b/media/libjxl/src/lib/jxl/base/profiler.h new file mode 100644 index 0000000000..13f95d2b7a --- /dev/null +++ b/media/libjxl/src/lib/jxl/base/profiler.h @@ -0,0 +1,32 @@ +// Copyright (c) the JPEG XL Project Authors. All rights reserved. +// +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +#ifndef LIB_JXL_BASE_PROFILER_H_ +#define LIB_JXL_BASE_PROFILER_H_ + +// High precision, low overhead time measurements. Returns exact call counts and +// total elapsed time for user-defined 'zones' (code regions, i.e. C++ scopes). +// +// To use the profiler you must set the JPEGXL_ENABLE_PROFILER CMake flag, which +// defines PROFILER_ENABLED and links against the libjxl_profiler library. + +// If zero, this file has no effect and no measurements will be recorded. +#ifndef PROFILER_ENABLED +#define PROFILER_ENABLED 0 +#endif // PROFILER_ENABLED + +#if PROFILER_ENABLED + +#include "lib/profiler/profiler.h" + +#else // !PROFILER_ENABLED + +#define PROFILER_ZONE(name) +#define PROFILER_FUNC +#define PROFILER_PRINT_RESULTS() + +#endif // PROFILER_ENABLED + +#endif // LIB_JXL_BASE_PROFILER_H_ |