针对你提出的rk_vcodec: vpu_service_ioctl:2147: error: unknown vpu service ioctl cmd 4008错误,我将从以下几个方面进行分析和回答: 错误代码及信息分析: rk_vcodec:这是Rockchip平台上用于视频编解码的驱动模块。 vpu_service_ioctl:这是视频处理单元(VPU)服务的一个接口,用于控制或查询VPU的状态。 unknown...
It is at some point, when the rk_vcodec: reg_init:1248: error: translate reg address failed, dumping regs error happens, one of the videos would choke, while the other video still plays fine. Then when it's time for the other video to open a new file to play, that video would cho...