gst_object_unref (pipeline); // Exit application QTimer::singleShot(0, QApplication::activeWindow(), SLOT(quit())); } int ret = app.exec(); window->hide(); gst_element_set_state (pipeline, GST_STATE_NULL); gst_object_unref (pipeline); return ret; } qtoverlay.pro QT += core gu...
g_object_get (data->pipeline, "video-sink", &data->video_sink, NULL); } gst_element_send_event (data->video_sink, gst_event_new_step (GST_FORMAT_BUFFERS, 1, data->rate, TRUE, FALSE)); g_print ("Stepping one frame\n"); break; case 'q': g_main_loop_quit (data->loop); b...
"format", GST_FORMAT_TIME, NULL);g_object_set(app->shareScreenAppsrc,"is-live", TRUE, NULL);/* 设置 send audio src 属性 */app->sendAudioAppsrc =gst_bin_get_by_name(GST_BIN(pipeline),"send_audio_src");g_assert(app->sendAudioAppsrc);...
g_application_flags_get_type g_application_get_application_id g_application_get_dbus_connection g_application_get_dbus_object_path g_application_get_default g_application_get_flags g_application_get_inactivity_timeout g_application_get_is_registered g_application_get_is_remote g_applic...
在上图中,我们注意到还有一些Region标明了H,它代表Humongous,这表示这些Region存储的是巨大对象(humongous object,H-obj),即大小大于等于region一半的对象。H-obj有如下几个特征: H-obj直接分配到了old gen,防止了反复拷贝移动。 H-obj在global concurrent marking阶段的cleanup 和 full GC阶段回收。
XMLMapper uses this function to get objects to use for mapping. Developers should return an instance of an object that conforms to XMLBaseMappable in this function. This function can also be used to:validate XML prior to object serialization provide an existing cached object to be used for ...
* @param {Object} value 状态值 * @param {Node} node 节点 */ setState(name, value, node) {}, // 这里是绘制的起点 getAnchorPoints() { return [ [0, 0.5], [1, 0.5], ]; }, }, 'rect', ); 1. 2. 3. 4. 5. 6.
[Object Copy (ms): Min: 56.9, Avg: 57.5, Max: 57.7, Diff: 0.8, Sum: 344.8] [Termination (ms): Min: 0.0, Avg: 0.0, Max: 0.0, Diff: 0.0, Sum: 0.0] [Termination Attempts: Min: 1, Avg: 1.0, Max: 1, Diff: 0, Sum: 6] ...
面向对象编程(Object Oriented Programming,OOP)可以让程序具有这些特点。面向对象程序设计把客观世界中的实体抽象为对象,以对象为核心,定义了类,数据抽象,继承,动态绑定,数据封装,多态性,消息传递等。类是客观世界的抽象,具有静态属性的数据和对数据的操作,对象是类的实体化,对象之间通过消息实现通讯。对象是组成程序的...
本文主要讲述在WSL2的Docker里运行Oracle 19c数据库、GoldenGate for Oracle 19c及GoldenGate for Bigdata三个软建环境,加上以一台虚拟机中安装了GBASE 8c单机数据库,单台笔记本电脑里完成通过OGG软件从零完整实现Oracle 19c的数据实时同步到GBase 8s事物型数据库中。