Article View: borland.public.cppbuilder.nativeapi
Article #11937Re: Does TStream load Data (<1MB) to RAM?
From: Remy Lebeau (TeamB)
Date: Thu, 08 Jan 2004 00:45
Date: Thu, 08 Jan 2004 00:45
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1641 bytes
"PC Hua" <home-at-huaonline.dot.com> wrote in message news:opr1fk36pbeb6hof@newsgroups.borland.com... > It's happening, when the image is huge then the TTimer delays. That's possible, depending on what your code is actually doing. > Can I use TFileStream to load the file in small portions (between > the timer events) and then use TJPEGImage::LoadFromStream > to load the image? No. LoadFromFile() loads the entire file in a single pass, and LoadFromStream() tries to load the entire image in full. It is not possible to do incremental loadings with the VCL's image architecture. If you need that, then you will have to load and process the image data manually. Gambit
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 10cc67,fec004505ce4dded X-Google-Attributes: gid10cc67,public X-Google-ArrivalTime: 2004-01-07 17:03:17 PST From: "Remy Lebeau \(TeamB\)" <gambit47.no.spam@no.spam.yahoo.com> Newsgroups: borland.public.cppbuilder.nativeapi References: <opr1fk36pbeb6hof@newsgroups.borland.com> Subject: Re: Does TStream load Data (<1MB) to RAM? Date: Wed, 7 Jan 2004 16:45:27 -0800 Lines: 21 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2800.1158 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 NNTP-Posting-Host: 67.22.138.253 Message-ID: <3ffca6c3$1@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1073522371 67.22.138.253 (7 Jan 2004 16:39:31 -0700) Path: arc1-ca.pugleaf.net!archiver1.google.com!news2.google.com!news.maxwell.syr.edu!in.100proofnews.com!in.100proofnews.com!newsfeeds.ihug.co.nz!ihug.co.nz!newsgroups.borland.com!not-for-mail