Function vpx_sys::vpx_codec_encode

pub unsafe extern "C" fn vpx_codec_encode(
    ctx: *mut vpx_codec_ctx_t, 
    img: *const vpx_image_t, 
    pts: vpx_codec_pts_t, 
    duration: c_ulong, 
    flags: vpx_enc_frame_flags_t, 
    deadline: c_ulong
) -> vpx_codec_err_t