Build ffmpeg-mpv, shaderc and crossc from source, since they are not packaged in MSYS2. Also, add some more explicit --enable flags to the mpv build to make sure things like D3D11, D3D11VA hwaccels and Vulkan are auto-detected.
Build ffmpeg-mpv, shaderc and crossc from source, since they are not packaged in MSYS2. Also, add some more explicit --enable flags to the mpv build to make sure things like D3D11, D3D11VA hwaccels and Vulkan are auto-detected.