list<Case> cases;
cases.push_back(Case(AV_PIX_FMT_RGB24, 1, 480, 480, 480, 3, 0, 0 ));
cases.push_back(Case(AV_PIX_FMT_RGBA, 1, 480, 480, 480, 4, 0, 0 ));
list<Case> cases;
cases.push_back(Case(AV_PIX_FMT_RGB24, 1, 480, 480, 480, 3, 0, 0 ));
cases.push_back(Case(AV_PIX_FMT_RGBA, 1, 480, 480, 480, 4, 0, 0 ));