C++ (Cpp) gf_rand_init Beispiele

Beispiel #1

Datei: os_thread.c Projekt: fcsteagu/gpac-1

DWORD WINAPI RunThread(void *ptr)
{
	DWORD ret = 0;
#else
void * RunThread(void *ptr)
{
	long int ret = 0;
#endif
	GF_Thread *t = (GF_Thread *)ptr;

	/* Signal the caller */
	if (! t->_signal) goto exit;
#ifdef GPAC_ANDROID
	if (pthread_once(&currentThreadInfoKey_once, &currentThreadInfoKey_alloc) || pthread_setspecific(currentThreadInfoKey, t))
		GF_LOG(GF_LOG_ERROR, GF_LOG_MUTEX, ("[Mutex] Couldn't run thread %s, ID 0x%08x\n", t->log_name, t->id));
#endif /* GPAC_ANDROID */
	t->status = GF_THREAD_STATUS_RUN;
	gf_sema_notify(t->_signal, 1);

#ifndef GPAC_DISABLE_LOG
	t->id = gf_th_id();
	GF_LOG(GF_LOG_INFO, GF_LOG_MUTEX, ("[Thread %s] At %d Entering thread proc - thread ID 0x%08x\n", t->log_name, gf_sys_clock(), t->id));
#endif

	/* Each thread has its own seed */
	gf_rand_init(0);

	/* Run our thread */
	ret = t->Run(t->args);

exit:
#ifndef GPAC_DISABLE_LOG
	GF_LOG(GF_LOG_INFO, GF_LOG_MUTEX, ("[Thread %s] At %d Exiting thread proc\n", t->log_name, gf_sys_clock()));
#endif
	t->status = GF_THREAD_STATUS_DEAD;
	t->Run = NULL;
#ifdef WIN32
	if (!CloseHandle(t->threadH)) {
		DWORD err = GetLastError();
		GF_LOG(GF_LOG_ERROR, GF_LOG_MUTEX, ("[Thread %s] Couldn't close handle when exiting thread proc, error code: %d\n", t->log_name, err));
	}
	t->threadH = NULL;
	return ret;
#else

#ifdef GPAC_ANDROID
	#ifndef GPAC_DISABLE_LOG
		GF_LOG(GF_LOG_INFO, GF_LOG_MUTEX, ("[Thread %s] RunBeforeExit=%p\n", t->log_name, t->RunBeforeExit));
	#endif
	if (t->RunBeforeExit)
		t->RunBeforeExit(t->args);
#endif /* GPAC_ANDROID */
	pthread_exit((void *)0);
	return (void *)ret;
#endif
}

Beispiel #2

Datei: os_file.c Projekt: ARSekkat/gpac

GF_EXPORT
FILE *gf_temp_file_new(char ** const fileName)
{
	FILE *res = NULL;
#if defined(_WIN32_WCE)
	TCHAR pPath[MAX_PATH+1];
	TCHAR pTemp[MAX_PATH+1];
	if (!GetTempPath(MAX_PATH, pPath)) {
		pPath[0] = '.';
		pPath[1] = '.';
	}
	if (GetTempFileName(pPath, TEXT("git"), 0, pTemp))
		res = _wfopen(pTemp, TEXT("w+b"));
#elif defined(WIN32)
	res = tmpfile();

	if (!res) {
		wchar_t tmp[MAX_PATH];

		GF_LOG(GF_LOG_INFO, GF_LOG_CORE, ("[Win32] system failure for tmpfile(): 0x%08x\n", GetLastError()));

		/*tmpfile() may fail under vista ...*/
		if (GetEnvironmentVariableW(L"TEMP", tmp, MAX_PATH)) {
			wchar_t tmp2[MAX_PATH], *t_file;
			char* mbs_t_file;
			gf_rand_init(GF_FALSE);
			swprintf(tmp2, MAX_PATH, L"gpac_%d_%08x_", _getpid(), gf_rand());
			t_file = _wtempnam(tmp, tmp2);
			mbs_t_file = wcs_to_utf8(t_file);
			if (!mbs_t_file)
				return 0;
			res = gf_fopen(mbs_t_file, "w+b");
			if (res) {
				gpac_file_handles--;
				if (fileName) {
					*fileName = gf_strdup(mbs_t_file);
				} else {
					GF_LOG(GF_LOG_WARNING, GF_LOG_CORE, ("[Win32] temporary file %s won't be deleted - contact the GPAC team\n", mbs_t_file));
				}
			}
			gf_free(mbs_t_file);
			free(t_file);
		}
	}
#else
	res = tmpfile();
#endif

	if (res) {
		gpac_file_handles++;
	}
	return res;
}

Beispiel #3

Datei: Playlist.cpp Projekt: Bevara/Access

void Playlist::OnRandomize()
{
	GF_List *new_entries = gf_list_new();

	gf_rand_init(GF_FALSE);

	while (gf_list_count(m_entries)>1) {
		u32 pos = gf_rand() % (gf_list_count(m_entries)-1);
		PLEntry *ple = (PLEntry *)gf_list_get(m_entries, pos);
		gf_list_rem(m_entries, pos);
		gf_list_add(new_entries, ple);
	}
	PLEntry *ple = (PLEntry *)gf_list_get(m_entries, 0);
	gf_list_rem(m_entries, 0);
	gf_list_add(new_entries, ple);

	gf_list_del(m_entries);
	m_entries = new_entries;
	m_cur_entry = -1;
	RefreshList();
}

Beispiel #4

Datei: Playlist.cpp Projekt: ARSekkat/gpac

void wxPlaylist::OnRandomize(wxCommandEvent &WXUNUSED(event) )
{
	GF_List *new_entries = gf_list_new();

	gf_rand_init(0);

	while (gf_list_count(m_entries)>1) {
		u32 pos = gf_rand() % (gf_list_count(m_entries)-1);
		PLEntry *ple = (PLEntry *)gf_list_get(m_entries, pos);
		gf_list_rem(m_entries, pos);
		gf_list_add(new_entries, ple);
	}
	PLEntry *ple = (PLEntry *)gf_list_get(m_entries, 0);
	gf_list_rem(m_entries, 0);
	gf_list_add(new_entries, ple);

	gf_list_del(m_entries);
	m_entries = new_entries;
	m_cur_entry = -1;
	RefreshList();
}

Beispiel #5

Datei: os_file.c Projekt: gorinje/Access

GF_EXPORT
FILE *gf_temp_file_new()
{
	FILE *res=NULL;
#if defined(_WIN32_WCE)
	TCHAR pPath[MAX_PATH+1];
	TCHAR pTemp[MAX_PATH+1];
	if (!GetTempPath(MAX_PATH, pPath)) {
		pPath[0] = '.';
		pPath[1] = '.';
	}
	if (GetTempFileName(pPath, TEXT("git"), 0, pTemp))
		res = _wfopen(pTemp, TEXT("w+b"));
#elif defined(WIN32)
	char tmp[MAX_PATH];
	res = tmpfile();
	if (!res) {
		GF_LOG(GF_LOG_WARNING, GF_LOG_CORE, ("[Win32] system failure for tmpfile(): 0x%08x\n", GetLastError()));

		/*tmpfile() may fail under vista ...*/
		if (GetEnvironmentVariable("TEMP",tmp,MAX_PATH)) {
			char tmp2[MAX_PATH], *t_file;
			gf_rand_init(GF_FALSE);
			sprintf(tmp2, "gpac_%08x_", gf_rand());
			t_file = tempnam(tmp, tmp2);
			res = gf_fopen(t_file, "w+b");
			free(t_file);
		}
	}
#else
	res = tmpfile();
#endif

	if (res) {
		gpac_file_handles++;
	}
	return res;
}