/**
* SECTION:gsttaskpool
+ * @title: GstTaskPool
* @short_description: Pool of GStreamer streaming threads
* @see_also: #GstTask, #GstPad
*
* implementation uses a regular GThreadPool to start tasks.
*
* Subclasses can be made to create custom threads.
- *
- * Last reviewed on 2009-04-23 (0.10.24)
*/
#include "gst_private.h"
#include "gstinfo.h"
#include "gsttaskpool.h"
+#include "gsterror.h"
GST_DEBUG_CATEGORY_STATIC (taskpool_debug);
#define GST_CAT_DEFAULT (taskpool_debug)
default_prepare (GstTaskPool * pool, GError ** error)
{
GST_OBJECT_LOCK (pool);
- pool->pool = g_thread_pool_new ((GFunc) default_func, pool, -1, FALSE, NULL);
+ pool->pool = g_thread_pool_new ((GFunc) default_func, pool, -1, FALSE, error);
GST_OBJECT_UNLOCK (pool);
}
static void
default_cleanup (GstTaskPool * pool)
{
+ GThreadPool *pool_;
+
GST_OBJECT_LOCK (pool);
- if (pool->pool) {
+ pool_ = pool->pool;
+ pool->pool = NULL;
+ GST_OBJECT_UNLOCK (pool);
+
+ if (pool_) {
/* Shut down all the threads, we still process the ones scheduled
* because the unref happens in the thread function.
* Also wait for currently running ones to finish. */
- g_thread_pool_free (pool->pool, FALSE, TRUE);
- pool->pool = NULL;
+ g_thread_pool_free (pool_, FALSE, TRUE);
}
- GST_OBJECT_UNLOCK (pool);
}
static gpointer
g_thread_pool_push (pool->pool, tdata, error);
else {
g_slice_free (TaskData, tdata);
+ g_set_error_literal (error, GST_CORE_ERROR, GST_CORE_ERROR_FAILED,
+ "No thread pool");
+
}
GST_OBJECT_UNLOCK (pool);
static void
gst_task_pool_init (GstTaskPool * pool)
{
- /* clear floating flag */
- gst_object_ref_sink (pool);
}
#ifndef GST_DISABLE_GST_DEBUG
{
GstTaskPool *pool;
- pool = g_object_newv (GST_TYPE_TASK_POOL, 0, NULL);
+ pool = g_object_new (GST_TYPE_TASK_POOL, NULL);
+
+ /* clear floating flag */
+ gst_object_ref_sink (pool);
return pool;
}
*
* Start the execution of a new thread from @pool.
*
- * Returns: (transfer none): a pointer that should be used for the
- * gst_task_pool_join function. This pointer can be NULL, you must
- * check @error to detect errors.
+ * Returns: (transfer none) (nullable): a pointer that should be used
+ * for the gst_task_pool_join function. This pointer can be %NULL, you
+ * must check @error to detect errors.
*/
gpointer
gst_task_pool_push (GstTaskPool * pool, GstTaskPoolFunction func,
* @pool: a #GstTaskPool
* @id: the id
*
- * Join a task and/or return it to the pool. @id is the id obtained from
+ * Join a task and/or return it to the pool. @id is the id obtained from
* gst_task_pool_push().
*/
void