ZHCAB26 September 2020 DRA710 , DRA712 , DRA714 , DRA716 , DRA718 , DRA722 , DRA724 , DRA725 , DRA726 , DRA744 , DRA745 , DRA746 , DRA74P , DRA750 , DRA756 , DRA75P , DRA76P , DRA77P , DRA780 , DRA781 , DRA782 , DRA783 , DRA785 , DRA786 , DRA787 , DRA788 , DRA790 , DRA791 , DRA793 , DRA797 , TDA2EG-17 , TDA2HF , TDA2HG , TDA2HV , TDA2LF , TDA2P-ABZ , TDA2P-ACD , TDA2SA , TDA2SG , TDA2SX
4 早期解码演示
下面提供了一个演示来测试此用例。VISION SDK 会从 u-boot 读取 h264 视频数据，然后发送解码链接进行解码。此用例如图 4-1 所示。运行 Linux 后，您可以使用 gstreamer 播放视频。
图 4-1 解码示例PSDKLA 可以运行 gstreamer，命令如下：
gst-launch-1.0 playbin uri=file:///home/root/test.mp4 video-sink=waylandsink