MichaelZhuxx
commented
3 years ago This is a pre-release multimedia subsystem for JH7100, including ALSA, V4L2, Gstreamer, VPU decoding. please refer to freelight-u-sdk and follow the instructions readme to fetch, build and test it.
Here is the branches:
[opensbi] https://github.com/starfive-tech/opensbi/tree/master
[u-boot] https://github.com/starfive-tech/u-boot/tree/Fedora_JH7100_upstream_devel Apply alsa, v4l2 etc. to dts
[kernel] https://github.com/starfive-tech/linux/tree/beaglev-5.13.y_multimedia Add v4l2 for video capture, alsa for audio, drm for display
[buildroot] https://github.com/starfive-tech/sft-riscv-buildroot/tree/starlight_multimedia
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add starfive private packages:
- v4l2_test: used to test v4l2 device
- pp_test: used to switch format and resolution for framebuffer framework
- sf-gst-omx: from gst-omx and compatible with the omx-il library
- sf-omx-il: starfive openmax il library for VPU hardware decode
- stfisp_setfile: this is the host build package, used to generate the isp register setting binary for v4l2 framework
- wave511: this is chip&media decode hardware wave511 vendor code building
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add the following gstreamer patch:
- support gstreamer plugin fbdevsink NV12 format
- support gst-play take priority to decode h264/h265 with gst-omx plugin
Based on fedora image: Fedora-riscv64-vic7100-dev-raw-image-Rawhide-20210419121453.n.0-sda.raw
The function of Auido is not supported yet, we are still working on ALSA driver porting. Stay tuned.