[mpp]: add mpp_thread.cpp, add mutex_destroy to mpp_allocator, add codec thread and hal thread prototype

git-svn-id: https://10.10.10.66:8443/svn/MediaProcessPlatform/trunk/mpp@163 6e48237b-75ef-9749-8fc9-41990f28c85a

osal/mpp_thread.cpp

@@ -0,0 +1,81 @@
+/*
+ * Copyright 2010 Rockchip Electronics S.LSI Co. LTD
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define MODULE_TAG "mpp_thread"
+
+#include "mpp_log.h"
+#include "mpp_thread.h"
+
+#define MPP_THREAD_DBG_FUNCTION     (0x00000001)
+
+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)
+{
+    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);
+
+}
+
+MppThread::~MppThread()
+{
+    status = MPP_THREAD_STOPPING;
+    void *dummy;
+    pthread_join(thread, &dummy);
+    thread_dbg(MPP_THREAD_DBG_FUNCTION, "thread %p context %p destroy success\n",
+               function, context);
+}
+
+void MppThread::lock()
+{
+    pthread_mutex_lock(&thread_lock);
+}
+
+void MppThread::unlock()
+{
+    pthread_mutex_unlock(&thread_lock);
+}
+
+void MppThread::wait()
+{
+    pthread_cond_wait(&condition, &thread_lock);
+}
+
+void MppThread::signal()
+{
+    pthread_cond_signal(&condition);
+}
+