blob: 3443ae72e6b19e74a87ae627d15ffdf7c4d74bd4 [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stddef.h>
#include <stdint.h>
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/native_library.h"
#include "base/path_service.h"
#include "base/scoped_native_library.h"
#include "base/strings/utf_string_conversions.h"
#include "base/time/time.h"
#include "build/build_config.h"
#include "media/media_buildflags.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/perf/perf_test.h"
#include "third_party/widevine/cdm/widevine_cdm_common.h"
#include "widevine_cdm_version.h" // In SHARED_INTERMEDIATE_DIR.
#if BUILDFLAG(ENABLE_LIBRARY_CDMS)
#include "media/cdm/cdm_paths.h"
#endif
namespace {
// Measures the size (bytes) and time to load (sec) of a native library.
// |library_relative_dir| is the relative path based on DIR_MODULE.
void MeasureSizeAndTimeToLoadNativeLibrary(
const base::FilePath& library_relative_dir,
const base::FilePath& library_name) {
base::FilePath output_dir;
ASSERT_TRUE(base::PathService::Get(base::DIR_MODULE, &output_dir));
output_dir = output_dir.Append(library_relative_dir);
base::FilePath library_path = output_dir.Append(library_name);
ASSERT_TRUE(base::PathExists(library_path)) << library_path.value();
int64_t size = 0;
ASSERT_TRUE(base::GetFileSize(library_path, &size));
perf_test::PrintResult("library_size",
"",
library_name.AsUTF8Unsafe(),
static_cast<size_t>(size),
"bytes",
true);
base::NativeLibraryLoadError error;
base::TimeTicks start = base::TimeTicks::Now();
base::NativeLibrary native_library =
base::LoadNativeLibrary(library_path, &error);
double delta = (base::TimeTicks::Now() - start).InMillisecondsF();
ASSERT_TRUE(native_library) << "Error loading library: " << error.ToString();
base::UnloadNativeLibrary(native_library);
perf_test::PrintResult("time_to_load_library",
"",
library_name.AsUTF8Unsafe(),
delta,
"ms",
true);
}
#if BUILDFLAG(ENABLE_LIBRARY_CDMS)
void MeasureSizeAndTimeToLoadCdm(const std::string& cdm_base_dir,
const std::string& cdm_name) {
MeasureSizeAndTimeToLoadNativeLibrary(
media::GetPlatformSpecificDirectory(cdm_base_dir),
base::FilePath::FromUTF8Unsafe(cdm_name));
}
#endif // BUILDFLAG(ENABLE_LIBRARY_CDMS)
} // namespace
#if BUILDFLAG(ENABLE_LIBRARY_CDMS)
#if defined(WIDEVINE_CDM_AVAILABLE)
TEST(LoadCDMPerfTest, Widevine) {
MeasureSizeAndTimeToLoadCdm(
kWidevineCdmBaseDirectory,
base::GetNativeLibraryName(kWidevineCdmLibraryName));
}
#endif // defined(WIDEVINE_CDM_AVAILABLE)
TEST(LoadCDMPerfTest, ExternalClearKey) {
MeasureSizeAndTimeToLoadCdm(
media::kClearKeyCdmBaseDirectory,
base::GetLoadableModuleName(media::kClearKeyCdmLibraryName));
}
#endif // BUILDFLAG(ENABLE_LIBRARY_CDMS)