According to documentation, response from PrefetchSampleRange may be: ACF_OK => Means sample range prefetched AMA_S_ALREADY_PREFETCHED => Means sample range yet prefetched What about if plugin is busy ? There is a way to tell MC to request newsly the prefetch later for the same start sample ? I... (read more)

Hi I made some further inquiry and found that sequence of calls change from MC8.3.0 to MC 8.3.1 In detail MC 8.3.0: 00000001 6.88041544 [4672] NewPclipFromFilePath BLT header read 00000002 6.88103771 [4672] Read BLT header ok (401) 00000003 6.88148451 [4672] NewPclipFromFilePath BLT header read 00000004... (read more)