case BC_YUV420P: return AV_PIX_FMT_YUV420P;
case BC_YUV422P: return AV_PIX_FMT_YUV422P;
case BC_YUV444P: return AV_PIX_FMT_YUV444P;
case BC_YUV420P: return AV_PIX_FMT_YUV420P;
case BC_YUV422P: return AV_PIX_FMT_YUV422P;
case BC_YUV444P: return AV_PIX_FMT_YUV444P;