Function ffmpeg::ffi::avcodec_get_hw_frames_parameters

pub unsafe extern "C" fn avcodec_get_hw_frames_parameters(
    avctx: *mut AVCodecContext,
    device_ref: *mut AVBufferRef,
    hw_pix_fmt: c_int,
    out_frames_ref: *mut *mut AVBufferRef
) -> c_int