BorlandTalk.com Borland discussion newsgroups   Archives   FAQ   Search   Memberlist   Usergroups   Register   Profile   Log in to check your private messages   Log in  Any Multimedia Component has this function ?          BorlandTalk.com Forum Index -> Delphi Multimedia View previous topic :: View next topic   Author Message David Guest Posted: Wed Jul 21, 2004 6:34 am    Post subject: Any Multimedia Component has this function ? 1. choose start from which frame when playing starts 2. play speed control i tried DSPack, but it failed in doing 1. Thanks for help. Back to top David Guest Posted: Wed Jul 21, 2004 7:35 am    Post subject: Re: Any Multimedia Component has this function ? 2. seems also unable. {correct me if i'm wrong} "David" <david (AT) fd (DOT) com> ¼¶¼g©ó¶l¥ó·s»D :40fe10af (AT) newsgroups (DOT) borland.com... Quote: 1. choose start from which frame when playing starts 2. play speed control i tried DSPack, but it failed in doing 1. Thanks for help. Back to top David Guest Posted: Wed Jul 21, 2004 1:44 pm    Post subject: Re: Any Multimedia Component has this function ? 2. can , but has problem "David" <david (AT) fd (DOT) com> ¼¶¼g©ó¶l¥ó·s»D :40fe1d15$1 (AT) newsgroups (DOT) borland.com... Quote: 2. seems also unable. {correct me if i'm wrong} "David" <david (AT) fd (DOT) com> ¼¶¼g©ó¶l¥ó·s»D :40fe10af (AT) newsgroups (DOT) borland.com... 1. choose start from which frame when playing starts 2. play speed control i tried DSPack, but it failed in doing 1. Thanks for help. Back to top David Guest Posted: Wed Jul 21, 2004 2:26 pm    Post subject: Re: Any Multimedia Component has this function ? 1. choose start from which frame when playing starts <-- solved , any DSPack development members here ? i solved it by adding this code to TDSTrackbar, i suggest that it can be added in the next version of DSPack, so that other programmer can change the playing position easier. /////////////////////////////////////////////// procedure TDSTrackBar.SetPosition(pos :integer); var StopPosition, CurrentPosition: int64; begin if assigned(FMediaSeeking) then begin Position := pos; FMediaSeeking.GetStopPosition(StopPosition); CurrentPosition := (StopPosition * Position) div max ; FMediaSeeking.SetPositions(CurrentPosition, AM_SEEKING_AbsolutePositioning, StopPosition , AM_SEEKING_NoPositioning); end; end; /////////////////////////////////////////////// "David" :40fe10af (AT) newsgroups (DOT) borland.com... Quote: 1. choose start from which frame when playing starts 2. play speed control i tried DSPack, but it failed in doing 1. Thanks for help. 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