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April 24, 2008
Question

couple of easy questions

  • April 24, 2008
  • 2 replies
  • 328 views
q1) Are there any differences between a progressive download player and a streaming player

q2) In my streaming player, If I drag the playhead to the right, for instance 65% way across and release, the video starts playing instantly...without having to buffer....is that the way it should be?


Thanks
Craig
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    2 replies

    Known Participant
    April 27, 2008
    quote:

    Originally posted by: izdabye
    q1) Are there any differences between a progressive download player and a streaming player



    Thanks
    Craig


    Difference in the two are streaming player offer Real-time broadcasts, Long clips, Immediate random access to different parts of a movie, Requires a specialized streaming server and can be Can be stopped by firewalls. Progressive lets you Downloads entire movie, FLV is cached on the local system, Consistent high quality playback at any connection speed and Retransmits lost packets.
    Inspiring
    April 25, 2008
    On Thu, 24 Apr 2008 16:32:25 +0000 (UTC), "izdabye"
    <webforumsuser@macromedia.com> wrote:

    >q1) Are there any differences between a progressive download player and a
    >streaming player

    Yes, it is. The naming show it. You can read a lot about "progressive
    download vs streaming".

    > q2) In my streaming player, If I drag the playhead to the right, for instance
    >65% way across and release, the video starts playing instantly...without having
    >to buffer....is that the way it should be?

    It is not clear what you understand under "buffering". A small
    buffering value is required for both streaming and download cases. It
    is required just to achieve smooth playback. But using streaming
    player you can navigate across your movie instantly, because your seek
    command are served by the FMS. In the progressive download case you
    can't seek forward, because this portion of file is not yet in place.
    This is the main difference between streaming and progressive
    download.

    BTW, I'd like to mention, that there is a trick to avoid this problem
    with bad navigation for progressive download case. It is so called
    "HTTP Streaming". Using usual web server it is possible to create a
    SWF movie, controlling FLV playback in a way like streaming server
    does it. This technique is widely used now because FMS is too
    expensive for simple projects. You can find some explanation of how it
    works here: http://home.openworldpresenter.com/flash/index.php?pid=43

    HTA!