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  • Capture issue - what else...

    I'd like to let the data speak for themselves.

    Win2000:

    PCVCR - YUY2 - uncompressed:
    Frame count: 1856
    Dropped: 0
    Length: 61.866 sec
    File size: 1,236,682 KB
    Data rate: 20 MB/sec

    Avi_IO - RGB - uncompressed:
    Frame count: 1819
    Dropped: 968
    Length: 60.692 sec
    File size: 853,420 KB
    Data rate: 14.1 MB/sec

    Avi_IO - RGB - HuffYUV:
    Frame count: 1821
    Dropped: 994
    Length: 60.759 sec
    File size: 504,019 KB
    Data rate: 8.3 MB/sec

    WinME:

    PCVCR - RGB - uncompressed:
    Frame count: 1817
    Dropped: 942
    Length: 60.837 sec
    File size: 798,797 KB
    Data rate: 13.1 MB/sec

    Avi_IO - YUY2 - uncompressed:
    Frame count: 1821
    Dropped: 24
    Length: 60.761 sec
    File size: 1,197,424 KB
    Data rate: 19.7 MB/sec

    Avi_IO - YUY2 - HuffYUV:
    Frame count: 1820
    Dropped: 3
    Length: 60.728 sec
    File size: 549,098 KB
    Data rate: 9.0 MB/sec

    Avi_IO - RGB - uncompressed:
    Frame count: 1819
    Dropped: 37
    Length: 60.694 sec
    File size: 1,187,505 KB
    Data rate: 19.6 MB/sec

    Avi_IO - RGB - HuffYUV:
    Frame count: 1837
    Dropped: 38
    Length: 61.295 sec
    File size: 499,615 KB
    Data rate: 8.2 MB/sec


    Can anybody make sense out of these results?

    What would be your recommendations?


    All tests were done with a G400+RRG combo, the latest drivers for each OS, capturing to a Fasttrack100 Raid0 array with more than 60GB available space.

    The differences in test parameters (RGB, YUY2) were caused by the limitations of the respective Matrox vidcap drivers under the different operating systems.
    Harald
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