Specifies for a media type whether the samples have a fixed size.
UINT32
GUID MF_MT_FIXED_SIZE_SAMPLES = {0xb8ebefaf,0xb718,0x4e04,{0xb0,0xa9,0x11,0x67,0x75,0xe3,0x32,0x1b} }
If this attribute is TRUE, every sample in the stream is the same size (in bytes). Otherwise, samples might vary in size.
The GUID constant for this attribute is exported from mfuuid.lib.
Header: Declared in mfapi.h.