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Bug 1656137 - Spin-wait on completion event rather than blocking main thread. r=jya

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Differential Revision: https://phabricator.services.mozilla.com/D85357
This commit is contained in:
Matthew Gregan 2020-07-31 01:45:44 +00:00
parent 68aa4aa0fa
commit 8009935c48
1 changed files with 13 additions and 14 deletions
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27
dom/media/fuzz/FuzzMedia.cpp
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@ -18,17 +18,24 @@
using namespace mozilla;
RefPtr<SharedThreadPool> sFuzzThreadPool;
class FuzzRunner {
public:
explicit FuzzRunner(Benchmark* aBenchmark) : mBenchmark(aBenchmark) {}
void Run() {
// Assert we're on the main thread, otherwise `done` must be synchronized.
MOZ_ASSERT(NS_IsMainThread());
bool done = false;
mBenchmark->Init();
media::Await(
GetMediaThreadPool(MediaThreadType::PLAYBACK), mBenchmark->Run(),
[&](uint32_t aDecodeFps) {}, [&](const MediaResult& aError) {});
mBenchmark->Run()->Then(
// Non DocGroup-version of AbstractThread::MainThread() is fine for
// testing.
AbstractThread::MainThread(), __func__,
[&](uint32_t aDecodeFps) { done = true; }, [&]() { done = true; });
// Wait until benchmark completes.
SpinEventLoopUntil([&]() { return done; });
return;
}
@ -36,13 +43,6 @@ class FuzzRunner {
RefPtr<Benchmark> mBenchmark;
};
static int FuzzingInitMedia(int* argc, char*** argv) {
// Grab a strong reference to the media thread pool to avoid thread
// leaks. For more information, see bug 1567170.
sFuzzThreadPool = GetMediaThreadPool(MediaThreadType::PLAYBACK);
return 0;
}
#define MOZ_MEDIA_FUZZER(_name) \
static int FuzzingRunMedia##_name(const uint8_t* data, size_t size) { \
if (!size) { \
@ -54,8 +54,7 @@ static int FuzzingInitMedia(int* argc, char*** argv) {
runner.Run(); \
return 0; \
} \
MOZ_FUZZING_INTERFACE_RAW(FuzzingInitMedia, FuzzingRunMedia##_name, \
Media##_name);
MOZ_FUZZING_INTERFACE_RAW(nullptr, FuzzingRunMedia##_name, Media##_name);
MOZ_MEDIA_FUZZER(ADTS);
MOZ_MEDIA_FUZZER(Flac);