#pragma once #define VA_MUST(x) do{VAStatus _s; if ((_s = (x)) != VA_STATUS_SUCCESS) KMSVNC_FATAL("va operation error %#x %s on line %d\n", _s, vaErrorStr(_s), __LINE__); } while (0) #define VA_MAY(x) do{VAStatus _s; if ((_s = (x)) != VA_STATUS_SUCCESS) fprintf(stderr, "va operation error %#x %s on line %d\n", _s, vaErrorStr(_s), __LINE__); } while (0) void va_cleanup(); int va_init(); int va_hwframe_to_vaapi(char *out);