[jitter] Re: Re: Re: Re: Re: Jitter Video Playback - Amatuer or ProfessionalGrade?
Mattijs Kneppers
mattijs at smadsteck.nl
Tue Jul 3 03:32:01 MDT 2007
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So, the technical essence of this problem is that jit.qt.movie defers all its input to the low priority (main) thread, right? You'd want an output at scheduler rate, which is currently impossible. So I was thinking about two possible solutions: a) provide an object that stores matrices and supports scheduler rate access (something like jit.matrixset except that it also defers to main). b) currently, querying an attribute of any jitter object is also deferred. This is illustrated in the patch below. Now if for example the gettime message to jit.qt.movie in scheduler thread would not be deferred to the main thread, it would be possible to at least record the current times with a separate (scheduler-rate) metro and render the movie back later in a non-realtime situation. In broadcast quality. #P newex 204 217 32 196617 print; #P newex 119 154 20 196617 t b; #P newex 66 94 51 196617 t gettime; #P toggle 66 34 15 0; #P newex 204 197 88 196617 mxj WhichThread; #P newex 66 52 58 196617 metro 100; #P newex 119 134 57 196617 route time; #P newex 66 114 63 196617 jit.qt.movie; #P window linecount 2; #P comment 179 34 100 196617 make sure overdrive is turned on; #P connect 3 0 6 0; #P fasten 3 0 4 0 71 81 209 81; #P connect 6 0 1 0; #P connect 2 0 7 0; #P connect 7 0 4 0; #P connect 4 0 8 0; #P connect 5 0 3 0; #P connect 1 1 2 0; Mattijs -- SmadSteck - http://www.smadsteck.nl Hard- and software for interactive audiovisual sampling
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