qsv_init_internal_session  826 libavutil/hwcontext_qsv.c                 ret = qsv_init_internal_session(ctx, &s->session_download, 0);
qsv_init_internal_session  900 libavutil/hwcontext_qsv.c                 ret = qsv_init_internal_session(ctx, &s->session_upload, 1);