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[mpp]: add two thread to mpp

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git-svn-id: https://10.10.10.66:8443/svn/MediaProcessPlatform/trunk/mpp@164 6e48237b-75ef-9749-8fc9-41990f28c85a
This commit is contained in:
ChenHengming
2015-08-26 03:53:12 +00:00
parent 027f647eb8
commit 3064dc36e5
4 changed files with 110 additions and 71 deletions
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78
osal/mpp_thread.cpp
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@@ -26,56 +26,78 @@ static RK_U32 thread_debug = 0;
#define thread_dbg(flag, fmt, ...) mpp_dbg(thread_debug, flag, fmt, ## __VA_ARGS__)
MppThread::MppThread(MppThreadFunc func, void *ctx)
: status(MPP_THREAD_UNINITED)
: mStatus(MPP_THREAD_UNINITED),
mFunction(func),
mContext(ctx)
{
pthread_mutexattr_t mutex;
pthread_mutexattr_init(&mutex);
pthread_mutexattr_settype(&mutex, PTHREAD_MUTEX_RECURSIVE);
pthread_mutex_init(&thread_lock, &mutex);
pthread_mutexattr_destroy(&mutex);
pthread_cond_init(&condition, NULL);
pthread_attr_t attr;
pthread_attr_init(&attr);
pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
if (0 == pthread_create(&thread, &attr, func, ctx)) {
status = MPP_THREAD_RUNNING;
thread_dbg(MPP_THREAD_DBG_FUNCTION, "thread %p context %p create success\n",
func, ctx);
}
pthread_attr_destroy(&attr);
pthread_mutexattr_t attr;
pthread_mutexattr_init(&attr);
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
pthread_mutex_init(&mLock, &attr);
pthread_mutexattr_destroy(&attr);
pthread_cond_init(&mCondition, NULL);
}
MppThread::~MppThread()
{
status = MPP_THREAD_STOPPING;
pthread_cond_destroy(&mCondition);
pthread_mutex_destroy(&mLock);
}
MppThreadStatus MppThread::get_status()
{
return mStatus;
}
void MppThread::set_status(MppThreadStatus status)
{
mStatus = status;
}
void MppThread::start()
{
pthread_attr_t attr;
pthread_attr_init(&attr);
pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
if (MPP_THREAD_UNINITED == mStatus) {
if (0 == pthread_create(&mThread, &attr, mFunction, mContext)) {
mStatus = MPP_THREAD_RUNNING;
thread_dbg(MPP_THREAD_DBG_FUNCTION, "mThread %p mContext %p create success\n",
mFunction, mContext);
}
}
pthread_attr_destroy(&attr);
}
void MppThread::stop()
{
mStatus = MPP_THREAD_STOPPING;
void *dummy;
pthread_join(thread, &dummy);
thread_dbg(MPP_THREAD_DBG_FUNCTION, "thread %p context %p destroy success\n",
function, context);
pthread_join(mThread, &dummy);
thread_dbg(MPP_THREAD_DBG_FUNCTION, "mThread %p mContext %p destroy success\n",
mFunction, mContext);
mStatus = MPP_THREAD_UNINITED;
}
void MppThread::lock()
{
pthread_mutex_lock(&thread_lock);
pthread_mutex_lock(&mLock);
}
void MppThread::unlock()
{
pthread_mutex_unlock(&thread_lock);
pthread_mutex_unlock(&mLock);
}
void MppThread::wait()
{
pthread_cond_wait(&condition, &thread_lock);
pthread_cond_wait(&mCondition, &mLock);
}
void MppThread::signal()
{
pthread_cond_signal(&condition);
pthread_cond_signal(&mCondition);
}