小编Muh*_*zah的帖子

我试图为gstreamer制作命令,以便它可以同时播放多个视频文件.所以我做了一些研究并找到了这个

gst-launch -e videomixer name=mix ! ffmpegcolorspace ! xvimagesink \
    videotestsrc pattern=1 ! video/x-raw-yuv, framerate=5/1, width=320, height=180 ! \
    videobox border-alpha=0 top=0 left=0 ! mix. \
    videotestsrc pattern=15 ! video/x-raw-yuv, framerate=5/1, width=320, height=180 ! \
    videobox border-alpha=0 top=0 left=-320 ! mix. \
    videotestsrc pattern=13 ! video/x-raw-yuv, framerate=5/1, width=320, height=180 ! \
    videobox border-alpha=0 top=-180 left=0 ! mix. \
    videotestsrc pattern=0 ! video/x-raw-yuv, framerate=5/1, width=320, height=180 ! \
    videobox border-alpha=0 top=-180 left=-320 ! mix. \
    videotestsrc pattern=3 ! video/x-raw-yuv, framerate=5/1, width=640, …