Sets value to the flags and mask values provided in flags and mask.
The flags value indicates the values of flags, the mask represents
which bits in the flag value have been set, and which are "don't care"
Parameters
value: any
a GValue initialized to GST_TYPE_FLAG_SET
flags: number
The value of the flags set or unset
mask: number
The mask indicate which flags bits must match for comparisons
Sets
valueto the flags and mask values provided inflagsandmask. Theflagsvalue indicates the values of flags, themaskrepresents which bits in the flag value have been set, and which are "don't care"