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Merge "cosmetics: update thread.h comments"

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James Zern 2014-06-19 23:23:06 -07:00 committed by Gerrit Code Review
commit a9ef7ef991
1 changed files with 8 additions and 8 deletions
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16
src/utils/thread.h
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@ -38,7 +38,7 @@ typedef int (*WebPWorkerHook)(void*, void*);
// Platform-dependent implementation details for the worker.
typedef struct WebPWorkerImpl WebPWorkerImpl;
// Synchronize object used to launch job in the worker thread
// Synchronization object used to launch job in the worker thread
typedef struct {
WebPWorkerImpl* impl_;
WebPWorkerStatus status_;
@ -59,22 +59,22 @@ typedef struct {
// Makes sure the previous work is finished. Returns true if worker->had_error
// was not set and no error condition was triggered by the working thread.
int (*Sync)(WebPWorker* const worker);
// Triggers the thread to call hook() with data1 and data2 argument. These
// hook/data1/data2 can be changed at any time before calling this function,
// but not be changed afterward until the next call to WebPWorkerSync().
// Triggers the thread to call hook() with data1 and data2 arguments. These
// hook/data1/data2 values can be changed at any time before calling this
// function, but not be changed afterward until the next call to Sync().
void (*Launch)(WebPWorker* const worker);
// This function is similar to WebPWorkerLaunch() except that it calls the
// This function is similar to Launch() except that it calls the
// hook directly instead of using a thread. Convenient to bypass the thread
// mechanism while still using the WebPWorker structs. WebPWorkerSync() must
// mechanism while still using the WebPWorker structs. Sync() must
// still be called afterward (for error reporting).
void (*Execute)(WebPWorker* const worker);
// Kill the thread and terminate the object. To use the object again, one
// must call WebPWorkerReset() again.
// must call Reset() again.
void (*End)(WebPWorker* const worker);
} WebPWorkerInterface;
// Install a new set of threading functions, overriding the defaults. This
// should be done before any workers are started, i.e. before any encoding or
// should be done before any workers are started, i.e., before any encoding or
// decoding takes place. The contents of the interface struct are copied, it
// is safe to free the corresponding memory after this call. This function is
// not thread-safe.