GStreamer学习1

参考资料：

Playback tutorials (gstreamer.freedesktop.org)

https://www.cnblogs.com/xleng/p/11008239.html

Hello world，基础例子

Playbin播放

https://www.cnblogs.com/xleng/p/11008239.html

命令使用例子

 .\gst-launch-1.0.exe playbin uri=https://gstreamer.freedesktop.org/data/media/sintel_trailer-480p.webm

播放测试视频，理解Element管线协作处理

.\gst-launch-1.0.exe videotestsrc ! "video/x-raw,width=1280,height=720" ! autovideosink

.\gst-launch-1.0.exe videotestsrc !  autovideosink

增加时间显示

.\gst-launch-1.0.exe videotestsrc ! timeoverlay ! autovideosink

对应的api实现

https://www.cnblogs.com/xleng/p/11039519.html

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