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Article #278Re: A4W: How are external wav and jpg files read?
From: hogana
Date: Sat, 24 Jan 1998 00:00
Date: Sat, 24 Jan 1998 00:00
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2372 bytes
A4W has had a problem in the past where it creates temp files for every jpg it opens. These temp files will be located in the temp directory and will be about 1 meg in size. Before the last release Authorware wouldn't erase these files so when you opened alot of them you ran the risk of filling up you drive while the program was running and getting an "Out of Memory" error. Version 4.02 is supposed to fix that problem. I prefer using PNG's. There is no load time, like for jpg's, and they can be 24bit. As far as syncing up sound I would suggest using syncpoint and syncwait. They run off the system clock and will perform the same on any machine. Alex On Wed, 21 Jan 1998 07:53:51 +0000, Charles Belov <usenet@cabelov.removethis.com> wrote: >How are external .wav files read in an Authorware 4.0 package that is running >in Windows on a PC? Are they played as they stream in from the external >medium, for example, a CD-ROM, or are they completely read in before they >start playing? > >Does this answer change any if I am trying to synchronize a single .wav file >with a series of external .jpg files, as in a narrated slide show? Does either >the (single) .wav file or the (multiple) .jpg files have to be preloaded into >memory in order to provide uninterrupted audio? (I'm guessing the answer to >this one is yes.) If yes, does it matter whether it is the .wav file or the >.jpg files which is preloaded? > >If .jpg files are pre-loaded into memory, but have not been displayed yet, do >they take up as much memory as the original .jpg or as much memory as the >uncompressed bitmaps? > >Thanks in advance, > >Charles "Chas" Belov >usenet@cabelov.com >http://www.geocities.com/SunsetStrip/4294/ (MIDI/World Rock site) >http://www.cabelov.com/ (Professional/Creative site)
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f49cb,59d0006e7222e01f X-Google-Attributes: gidf49cb,public From: hogana@swbell.net Subject: Re: A4W: How are external wav and jpg files read? Date: 1998/01/24 Message-ID: <34c99603.32058477@news.swbell.net> X-Deja-AN: 319078938 References: <34C5A98F.15509B43@cabelov.removethis.com> X-Complaints-To: usenet@nnrp1 X-Trace: (null) 885626598 21147 (None) 151.164.46.138 Organization: Southwestern Bell Internet Services, Richardson, TX Newsgroups: bit.listserv.authorware