问gstreamer管道设置为GST_STATE_NULL后未释放内存EN只是猜测一下，也许这个问题与元素可能的状态转换有关...
gst_element_set_state (pipeline, GST_STATE_PLAYING); } void PlayerWindow::onPauseClicked() { gst_element_set_state (pipeline, GST_STATE_PAUSED); } void PlayerWindow::onStopClicked() { gst_element_set_state (pipeline, GST_STATE_NULL); } void PlayerWindow::onAlbumAvaiable(const QString &...
您可以使用函数更改元素的状态 gst_element_set_state ()。如果将元素设置为另一个状态,GStreamer 将在内部遍历所有中间状态。因此,如果您将元素从NULLto设置为PLAYING,GStreamer 将在内部将元素设置为READY和PAUSED之间。 当移到 时GST_STATE_PLAYING,管道将自动处理数据。它们不需要以任何形式迭代。在内部,GStreamer...
defplay_video(file_path):Gst.init(None)pipeline=Gst.parse_launch(f"filesrc location={file_path} ! decodebin ! autovideosink")pipeline.set_state(Gst.State.PLAYING)bus=pipeline.get_bus()msg=bus.timed_pop_filtered(Gst.CLOCK_TIME_NONE,Gst.MessageType.ERROR|Gst.MessageType.EOS)ifmsg:ifmsg.type...
== Gst.MessageType.ERROR: err, debug = msg.parse_error() print(f'Error received from element {msg.src.get_name()}: {err.message}') print(f'Debugging information: {debug}') elif t == Gst.MessageType.EOS: print('End-Of-Stream reached.') finally: pipeline.set_state(Gst.State.NULL...
gst_element_set_state(pipeline, GST_STATE_PAUSED); sleep(1); g_print("Then we set pipeline to NULL\n"); gst_element_set_state(pipeline, GST_STATE_NULL); // try to open debug g_print("Open debug infos...\n"); // This function call is from "init_pre" which be called in "gs...
gst_element_set_state(pipeline, GST_STATE_PAUSED); sleep(1); g_print("Then we set pipeline to NULL\n"); gst_element_set_state(pipeline, GST_STATE_NULL); //try to open debug g_print("Open debug infos...\n"); //This function call is from "init_pre" which be called in "gst_...
(f"Error received from element{msg.src.get_name()}:{err.message}")print(f"Debugging information:{debug_infoifdebug_infoelse'none'}")elifmsg.type==Gst.MessageType.EOS:print("End-Of-Stream reached.")pipeline.set_state(Gst.State.NULL)# 在这里指定您要播放的视频文件路径video_file="example....
# 创建 GStreamer 管道pipeline=Gst.parse_launch("playbin uri=file:///path/to/your/video.mp4")# 启动播放pipeline.set_state(Gst.State.PLAYING)# 持续运行,直到播放完毕bus=pipeline.get_bus()bus.timed_pop_filtered(Gst.CLOCK_TIME_NONE,Gst.MessageType.EOS)# 清理pipeline.set_state(Gst.State.NULL...
gst_element_set_state(pipeline,GST_STATE_NULL); gst_object_unref(pipeline); } } voidcapture(){ cv::Matframe; while(true){ GstSample*sample=nullptr; g_signal_emit_by_name(appsink,"pull-sample",&sample); if(sample){ GstBuffer*buffer=gst_sample_get_buffer(sample); ...