This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

dm8168 从arm端 文件读取的data,要传到hdvicp的encoder,需要用dma吗?



encoder的input buffer是用 OMX_AllocateBuffer分配的。

现在用memcpy,很慢,看帖子说是 hdvicp 端没有cache。