From IFSEC 2009, the meeting place for security industry:
// Oprogramowanie Roman Ryltsov
From IFSEC 2009, the meeting place for security industry:
This does not seem to be documented anywhere, so it makes sense to mention. A video decoder, wrapped by DMO Wrapper Filter, will receive preroll media samples with AM_SAMPLE_PREROLL flag (alternatively available using IMediaSample::IsPreroll), but it won’t even forward these samples to the underlying DMO, instead they are just ignored. MSDN says: Preroll samples are…