ENC_UNCERTAIN     784 libavcodec/cinepakenc.c #define CERTAIN(x) ((x)!=ENC_UNCERTAIN)
ENC_UNCERTAIN     974 libavcodec/cinepakenc.c                     info.v1_size = quantize(s, h, pict, 1, &info, ENC_UNCERTAIN);
ENC_UNCERTAIN     987 libavcodec/cinepakenc.c                         info.v4_size = quantize(s, h, pict, 0, &info, ENC_UNCERTAIN);