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Merge pull request #417 from mstorsjo/unify-event-init

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Unify the interface for creating/deleting event objects
This commit is contained in:
volvet 2014-03-06 09:13:13 +08:00
commit 8beb3c8c09
4 changed files with 61 additions and 52 deletions
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32
codec/common/WelsThreadLib.cpp
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@ -58,6 +58,7 @@
#include "WelsThreadLib.h"
#include <stdio.h>
#include <stdlib.h>
#ifdef MT_ENABLED
@ -91,7 +92,7 @@ WELS_THREAD_ERROR_CODE WelsMutexDestroy (WELS_MUTEX* mutex) {
return WELS_THREAD_ERROR_OK;
}
WELS_THREAD_ERROR_CODE WelsEventInit (WELS_EVENT* event) {
WELS_THREAD_ERROR_CODE WelsEventOpen (WELS_EVENT* event, const char* event_name) {
WELS_EVENT h = CreateEvent (NULL, FALSE, FALSE, NULL);
if (h == NULL) {
@ -126,7 +127,7 @@ WELS_THREAD_ERROR_CODE WelsMultipleEventsWaitAllBlocking (uint32_t nCount, WE
return WaitForMultipleObjects (nCount, event_list, TRUE, INFINITE);
}
WELS_THREAD_ERROR_CODE WelsEventDestroy (WELS_EVENT* event) {
WELS_THREAD_ERROR_CODE WelsEventClose (WELS_EVENT* event, const char* event_name) {
CloseHandle (*event);
*event = NULL;
@ -252,15 +253,8 @@ WELS_THREAD_ERROR_CODE WelsMutexDestroy (WELS_MUTEX* mutex) {
// unnamed semaphores aren't supported on OS X
WELS_THREAD_ERROR_CODE WelsEventInit (WELS_EVENT* event) {
return sem_init (*event, 0, 0);
}
WELS_THREAD_ERROR_CODE WelsEventDestroy (WELS_EVENT* event) {
return sem_destroy (*event); // match with sem_init
}
WELS_THREAD_ERROR_CODE WelsEventOpen (WELS_EVENT* p_event, const char* event_name) {
#ifdef __APPLE__
if (p_event == NULL || event_name == NULL)
return WELS_THREAD_ERROR_GENERAL;
*p_event = sem_open (event_name, O_CREAT, (S_IRUSR | S_IWUSR)/*0600*/, 0);
@ -271,12 +265,30 @@ WELS_THREAD_ERROR_CODE WelsEventOpen (WELS_EVENT* p_event, const char* event_
} else {
return WELS_THREAD_ERROR_OK;
}
#else
WELS_EVENT event = (WELS_EVENT) malloc(sizeof(*event));
if (event == NULL)
return WELS_THREAD_ERROR_GENERAL;
WELS_THREAD_ERROR_CODE err = sem_init(event, 0, 0);
if (!err) {
*p_event = event;
return err;
}
free(event);
return err;
#endif
}
WELS_THREAD_ERROR_CODE WelsEventClose (WELS_EVENT* event, const char* event_name) {
#ifdef __APPLE__
WELS_THREAD_ERROR_CODE err = sem_close (*event); // match with sem_open
if (event_name)
sem_unlink (event_name);
return err;
#else
WELS_THREAD_ERROR_CODE err = sem_destroy (*event); // match with sem_init
free(*event);
return err;
#endif
}
WELS_THREAD_ERROR_CODE WelsEventSignal (WELS_EVENT* event) {

4
codec/common/WelsThreadLib.h
View File

@ -105,12 +105,8 @@ WELS_THREAD_ERROR_CODE WelsMutexLock (WELS_MUTEX* mutex);
WELS_THREAD_ERROR_CODE WelsMutexUnlock (WELS_MUTEX* mutex);
WELS_THREAD_ERROR_CODE WelsMutexDestroy (WELS_MUTEX* mutex);
#ifndef _WIN32
WELS_THREAD_ERROR_CODE WelsEventOpen (WELS_EVENT* p_event, const char* event_name);
WELS_THREAD_ERROR_CODE WelsEventClose (WELS_EVENT* event, const char* event_name);
#endif//!_WIN32
WELS_THREAD_ERROR_CODE WelsEventInit (WELS_EVENT* event);
WELS_THREAD_ERROR_CODE WelsEventDestroy (WELS_EVENT* event);
WELS_THREAD_ERROR_CODE WelsEventSignal (WELS_EVENT* event);
WELS_THREAD_ERROR_CODE WelsEventWait (WELS_EVENT* event);
WELS_THREAD_ERROR_CODE WelsEventWaitWithTimeOut (WELS_EVENT* event, uint32_t dwMilliseconds);

1
codec/encoder/core/inc/mt_defs.h
View File

@ -91,6 +91,7 @@ int32_t iEndMbIndex; // exclusive
typedef struct TagSliceThreading {
SSliceThreadPrivateData* pThreadPEncCtx;// thread context, [iThreadIdx]
char eventNamespace[100];
WELS_THREAD_HANDLE pThreadHandles[MAX_THREADS_NUM];// thread handles, [iThreadIdx]
WELS_EVENT pSliceCodedEvent[MAX_THREADS_NUM];// events for slice coded state, [iThreadIdx]
WELS_EVENT pReadySliceCodingEvent[MAX_THREADS_NUM]; // events for slice coding ready, [iThreadIdx]

76
codec/encoder/core/src/slice_multi_threading.cpp
View File

@ -43,11 +43,12 @@
#include <assert.h>
#if !defined(_WIN32)
#include <semaphore.h>
#include <unistd.h>
#endif//!_WIN32
#ifndef SEM_NAME_MAX
// length of semaphore name should be system constrained at least on mac 10.7
#define SEM_NAME_MAX 32
#endif//SEM_NAME_MAX
#endif//!_WIN32
#include "slice_multi_threading.h"
#include "mt_defs.h"
#include "nal_encap.h"
@ -317,6 +318,13 @@ int32_t RequestMtResource (sWelsEncCtx** ppCtx, SWelsSvcCodingParam* pCodingPara
"pThreadPEncCtx");
WELS_VERIFY_RETURN_PROC_IF (1, (NULL == pSmt->pThreadPEncCtx), FreeMemorySvc (ppCtx))
#ifdef _WIN32
// Dummy event namespace, the windows events don't actually use this
WelsSnprintf (pSmt->eventNamespace, sizeof(pSmt->eventNamespace), "%p", (void*) (*ppCtx));
#else
WelsSnprintf (pSmt->eventNamespace, sizeof(pSmt->eventNamespace), "%p%x", (void*) (*ppCtx), getpid());
#endif//!_WIN32
iIdx = 0;
while (iIdx < iNumSpatialLayers) {
SSliceConfig* pMso = &pPara->sDependencyLayers[iIdx].sSliceCfg;
@ -352,46 +360,47 @@ int32_t RequestMtResource (sWelsEncCtx** ppCtx, SWelsSvcCodingParam* pCodingPara
iIdx = 0;
while (iIdx < iThreadNum) {
#if !defined(_WIN32) // for posix threading
char name[SEM_NAME_MAX] = {0};
WELS_THREAD_ERROR_CODE err = 0;
#endif//!_WIN32
pSmt->pThreadPEncCtx[iIdx].pWelsPEncCtx = (void*) (*ppCtx);
pSmt->pThreadPEncCtx[iIdx].iSliceIndex = iIdx;
pSmt->pThreadPEncCtx[iIdx].iThreadIndex = iIdx;
pSmt->pThreadHandles[iIdx] = 0;
#ifdef _WIN32
WelsEventInit (&pSmt->pUpdateMbListEvent[iIdx]);
WelsEventInit (&pSmt->pFinUpdateMbListEvent[iIdx]);
WelsEventInit (&pSmt->pSliceCodedEvent[iIdx]);
WelsEventInit (&pSmt->pReadySliceCodingEvent[iIdx]);
WelsEventInit (&pSmt->pFinSliceCodingEvent[iIdx]);
WelsEventInit (&pSmt->pExitEncodeEvent[iIdx]);
#else
WelsSnprintf (name, SEM_NAME_MAX, "fs%d%s", iIdx, pSmt->eventNamespace);
err = WelsEventOpen (&pSmt->pFinSliceCodingEvent[iIdx], name);
#if defined(ENABLE_TRACE_MT)
WelsLog ((*ppCtx), WELS_LOG_INFO, "[MT] Open pFinSliceCodingEvent%d named(%s) ret%d err%d\n", iIdx, name, err, errno);
#endif
WelsSnprintf (name, SEM_NAME_MAX, "ee%d%s", iIdx, pSmt->eventNamespace);
err = WelsEventOpen (&pSmt->pExitEncodeEvent[iIdx], name);
#if defined(ENABLE_TRACE_MT)
WelsLog ((*ppCtx), WELS_LOG_INFO, "[MT] Open pExitEncodeEvent%d named(%s) ret%d err%d\n", iIdx, name, err, errno);
#endif
#endif//_WIN32
// length of semaphore name should be system constrained at least on mac 10.7
WelsSnprintf (name, SEM_NAME_MAX, "ud%d%p", iIdx, (void*) (*ppCtx));
WelsSnprintf (name, SEM_NAME_MAX, "ud%d%s", iIdx, pSmt->eventNamespace);
err = WelsEventOpen (&pSmt->pUpdateMbListEvent[iIdx], name);
#if defined(ENABLE_TRACE_MT)
WelsLog ((*ppCtx), WELS_LOG_INFO, "[MT] Open pUpdateMbListEvent%d named(%s) ret%d err%d\n", iIdx, name, err, errno);
#endif
WelsSnprintf (name, SEM_NAME_MAX, "fu%d%p", iIdx, (void*) (*ppCtx));
WelsSnprintf (name, SEM_NAME_MAX, "fu%d%s", iIdx, pSmt->eventNamespace);
err = WelsEventOpen (&pSmt->pFinUpdateMbListEvent[iIdx], name);
#if defined(ENABLE_TRACE_MT)
WelsLog ((*ppCtx), WELS_LOG_INFO, "[MT] Open pFinUpdateMbListEvent%d named(%s) ret%d err%d\n", iIdx, name, err, errno);
#endif
WelsSnprintf (name, SEM_NAME_MAX, "sc%d%p", iIdx, (void*) (*ppCtx));
WelsSnprintf (name, SEM_NAME_MAX, "sc%d%s", iIdx, pSmt->eventNamespace);
err = WelsEventOpen (&pSmt->pSliceCodedEvent[iIdx], name);
#if defined(ENABLE_TRACE_MT)
WelsLog ((*ppCtx), WELS_LOG_INFO, "[MT] Open pSliceCodedEvent%d named(%s) ret%d err%d\n", iIdx, name, err, errno);
#endif
WelsSnprintf (name, SEM_NAME_MAX, "rc%d%p", iIdx, (void*) (*ppCtx));
WelsSnprintf (name, SEM_NAME_MAX, "rc%d%s", iIdx, pSmt->eventNamespace);
err = WelsEventOpen (&pSmt->pReadySliceCodingEvent[iIdx], name);
#if defined(ENABLE_TRACE_MT)
WelsLog ((*ppCtx), WELS_LOG_INFO, "[MT] Open pReadySliceCodingEvent%d = 0x%p named(%s) ret%d err%d\n", iIdx,
(void*)pSmt->pReadySliceCodingEvent[iIdx], name, err, errno);
#endif
#endif//_WIN32
++ iIdx;
}
@ -457,34 +466,25 @@ void ReleaseMtResource (sWelsEncCtx** ppCtx) {
return;
while (iIdx < iThreadNum) {
char ename[SEM_NAME_MAX] = {0};
// length of semaphore name should be system constrained at least on mac 10.7
#ifdef _WIN32
if (pSmt->pThreadHandles != NULL && pSmt->pThreadHandles[iIdx] != NULL)
WelsThreadDestroy (&pSmt->pThreadHandles[iIdx]);
if (pSmt->pSliceCodedEvent != NULL)
WelsEventDestroy (&pSmt->pSliceCodedEvent[iIdx]);
if (pSmt->pReadySliceCodingEvent != NULL)
WelsEventDestroy (&pSmt->pReadySliceCodingEvent[iIdx]);
if (pSmt->pFinSliceCodingEvent != NULL)
WelsEventDestroy (&pSmt->pFinSliceCodingEvent[iIdx]);
if (pSmt->pExitEncodeEvent != NULL)
WelsEventDestroy (&pSmt->pExitEncodeEvent[iIdx]);
if (pSmt->pUpdateMbListEvent != NULL)
WelsEventDestroy (&pSmt->pUpdateMbListEvent[iIdx]);
if (pSmt->pFinUpdateMbListEvent != NULL)
WelsEventDestroy (&pSmt->pFinUpdateMbListEvent[iIdx]);
#else
char ename[SEM_NAME_MAX] = {0};
// length of semaphore name should be system constrained at least on mac 10.7
WelsSnprintf (ename, SEM_NAME_MAX, "sc%d%p", iIdx, (void*) (*ppCtx));
WelsEventClose (&pSmt->pSliceCodedEvent[iIdx], ename);
WelsSnprintf (ename, SEM_NAME_MAX, "rc%d%p", iIdx, (void*) (*ppCtx));
WelsEventClose (&pSmt->pReadySliceCodingEvent[iIdx], ename);
WelsSnprintf (ename, SEM_NAME_MAX, "ud%d%p", iIdx, (void*) (*ppCtx));
WelsEventClose (&pSmt->pUpdateMbListEvent[iIdx], ename);
WelsSnprintf (ename, SEM_NAME_MAX, "fu%d%p", iIdx, (void*) (*ppCtx));
WelsEventClose (&pSmt->pFinUpdateMbListEvent[iIdx], ename);
WelsSnprintf (ename, SEM_NAME_MAX, "fs%d%s", iIdx, pSmt->eventNamespace);
WelsEventClose (&pSmt->pFinSliceCodingEvent[iIdx], ename);
WelsSnprintf (ename, SEM_NAME_MAX, "ee%d%s", iIdx, pSmt->eventNamespace);
WelsEventClose (&pSmt->pExitEncodeEvent[iIdx], ename);
#endif//_WIN32
WelsSnprintf (ename, SEM_NAME_MAX, "sc%d%s", iIdx, pSmt->eventNamespace);
WelsEventClose (&pSmt->pSliceCodedEvent[iIdx], ename);
WelsSnprintf (ename, SEM_NAME_MAX, "rc%d%s", iIdx, pSmt->eventNamespace);
WelsEventClose (&pSmt->pReadySliceCodingEvent[iIdx], ename);
WelsSnprintf (ename, SEM_NAME_MAX, "ud%d%s", iIdx, pSmt->eventNamespace);
WelsEventClose (&pSmt->pUpdateMbListEvent[iIdx], ename);
WelsSnprintf (ename, SEM_NAME_MAX, "fu%d%s", iIdx, pSmt->eventNamespace);
WelsEventClose (&pSmt->pFinUpdateMbListEvent[iIdx], ename);
++ iIdx;
}