Function ffmpeg_sys_next::av_hwframe_ctx_create_derived

pub unsafe extern "C" fn av_hwframe_ctx_create_derived(
    derived_frame_ctx: *mut *mut AVBufferRef, 
    format: AVPixelFormat, 
    derived_device_ctx: *mut AVBufferRef, 
    source_frame_ctx: *mut AVBufferRef, 
    flags: c_int
) -> c_int