Home > Unable To > Unable To Create Dib Section

Unable To Create Dib Section

Contents

Search for text in a file, then rename the file with that text more hot questions question feed lang-cpp about us tour help blog chat data legal privacy policy work here The function gives you a pointer to the location of the bitmap bit values. int nWidthDest, // Destination width. This may mean that you're also not releasing the bitmap memory from your previous attempts. have a peek at this web-site

I'm not sure how it loads them, but it's entirely feasible that it uses some part of the windows API and that the error actually lies there. We appreciate your feedback. The HBITMAP it returns is valid, and I can manipulate and display it just fine. Debugging starts SHIMVIEW: ShimInfo(Complete) setGeometry: Unable to set geometry 75x21+320+252 on QWidgetWindow/'QLabelClassWindow'.

Createdibsection Example

But if the system has multiple monitors, you're only goingto get the primary display.Try:HDC hdc_desktop = CreateDC("DISPLAY", NULL, NULL, NULL);Be sure to DeleteDC(hdc_desktop), since it's not a window DC.HTH--Sev james 2005-04-01 lprgbSrc1 = (RGBTRIPLE *)((LPBYTE)lprgbSrc1 + dwWidthBytes); lprgbSrc2 = (RGBTRIPLE *)((LPBYTE)lprgbSrc2 + dwWidthBytes); lprgbDst = (RGBTRIPLE *)((LPBYTE)lprgbDst + dwWidthBytes); } return TRUE; } BOOL DoAlphaBlend( HDC hdcDest, // Handle to destination DC. You may want to reboot and try all this again with much smaller destination images. bReturn = BlendImages(hbmSrc1, hbmSrc2, hbmDst, dwSourceWeight); // Clean up objects you do not need any longer. // You cannot delete an object that's selected into an // HDC so delete the

If you wish to continue this conversation start a new topic. Free you from not daring to use components because of unable to master the key technology of components!" VC++ MFC Sample: CreateDIBSection, BITMAPINFOHEADER, CreateCompatibleDC, BITMAPINFO By Arun krishnan. Russian Software Development Network -- http://www.rsdn.ru Reply With Quote June 29th, 2001,03:22 AM #3 andyng View Profile View Forum Posts Junior Member Join Date Jun 2001 Posts 8 Re: CreateDIBSection Fail?? Createdibsection Memory Leak Some suggestions were to dereference the myDIB when passing it into the dll function.

This can be the following value.`` Value Meaning` ERROR_INVALID_PARAMETER One or more input parameters is invalid.`1) What are horz & vert?2) Do you have enough memory for the bitmap (horz * Browse other questions tagged c++ windows bitmap dib createdibsection or ask your own question. EDIT: I've also tried creating memory DC's by using the BeginBufferedPaint and GetBufferedPaintBits. http://stackoverflow.com/questions/7502588/createcompatiblebitmap-and-createdibsection-memory-dcs This is the code aboutDIBSectionULONG* theBits;HWND hwnd_desktop = ::GetDesktopWindow();HDC hdc_desktop = ::GetWindowDC(hwnd_desktop);CDC dc;dc.Attach(hdc_desktop);CDC memDC;memDC.CreateCompatibleDC(&dc);BITMAPINFOHEADER bitmapInfo;bitmapInfo.biSize = sizeof(BITMAPINFOHEADER);bitmapInfo.biWidth = horz;bitmapInfo.biHeight = vert;bitmapInfo.biPlanes = 1;bitmapInfo.biBitCount = 32;bitmapInfo.biCompression = BI_RGB;bitmapInfo.biSizeImage = 0;bitmapInfo.biXPelsPerMeter = 0;bitmapInfo.biYPelsPerMeter

Why did my credit score plummet in a week? How To Use Createdibsection Jan 20 '06 #4 This discussion thread is closed Start new discussion Replies have been disabled for this discussion. Though I must admit, I'm not sure how to even approach doing so. If the value of iUsage is DIB_PAL_COLORS, the function uses this device context's logical palette to initialize the DIB colors.

Createdibsection Vs Createcompatiblebitmap

You cannot paste a DIB section from one application into another application. http://forums.codeguru.com/showthread.php?140475-CreateDIBSection-Fail Has Darth Vader ever been exposed to the vacuum of space? Createdibsection Example Return value If the function succeeds, the return value is a handle to the newly created DIB, and *ppvBits points to the bitmap bit values. Createdibsection C++ Does anyone know what I need to do to pass in the correct handle?

Browse other questions tagged c++ winapi memory gdi or ask your own question. http://brrian.net/unable-to/unable-to-create-virtual-directory-cannot-create-the-website.html hbmSrc1 = Create24BPPDIBSection(hdcDest, nWidthDest,nHeightDest); if (!hbmSrc1) goto HANDLEERROR; hbmSrc2 = Create24BPPDIBSection(hdcDest, nWidthDest,nHeightDest); if (!hbmSrc2) goto HANDLEERROR; hbmDst = Create24BPPDIBSection(hdcDest, nWidthDest,nHeightDest); if (!hbmDst) goto HANDLEERROR; // Create HDCs to hold our surfaces. Why do compact cameras keep using 4:3 and not 3:2 like DSLRs? HDC hdcSrc, // Handle to source DC. Createdibsection C#

Its quite possible that, if there is a lack of memory, an exception gets thrown and/or to simplify the code the last error value simply gets preemptively set near the top Rather, you need to split whatever image your working on into manageable sizes, so they can be swapped in and out. Can I jump start one car with two other cars in parallel? http://brrian.net/unable-to/unable-to-create-the-requested-dib-section.html I think the error is inBitBlt function.

Using VC++ 6.0 and MFC: I'm trying to create an HBITMAP, to hold an 8bit image that is square and up to 40,000 x 40,000 pixels wide (yeah, 40 thousand, a Stretchdibits Msdn Try our newsletter Sign up for our newsletter and get our top new questions delivered to your inbox (see an example). Navigation Qt Forum Login Search Search Categories Recent Tags Popular Groups Search Your browser does not seem to support JavaScript.

createDIB: CreateDIBSection failed.

Basically you should write all your bitmap data to binary files. Only the part you want to display on your screen needs to be put into the memory. Handles created by other means will cause CreateDIBSection to fail. How to tell if a form's loaded fully? (swapping problem?) The problem with Try Catch Finally... Getbitmapbits Reminder: i am using CE eMbedded platform.

I have tried to get some help with this matter and the only advice that I have gotten was that I may not be getting the proper handle back from CreateDIBSection. Which makes it clear that CreateCompatibleBitmap should be the fastest method, but since my system is run in 32-bit color the CreateDIBSection using a 32-bit layout is just as fast (it's The following values are defined. have a peek here What happened was that we had to get the guy who made the DLL to change it to accept a Bitmap object instead of a DIB.

Download demo project - 147 Kb Introduction This article describes a simple calendar that sits on your desktop. You need to guarantee that the GDI subsystem has completed any drawing to a bitmap created by CreateDIBSection before you draw to the bitmap yourself. default behaviour for OpenGL). Please click the link in the confirmation email to activate your subscription.

Reply With Quote June 29th, 2001,04:54 AM #5 andyng View Profile View Forum Posts Junior Member Join Date Jun 2001 Posts 8 Re: CreateDIBSection Fail?? Jan 18 '06 #2 P: n/a Geoff Tanaka Thanks for the reply! asked 7 years ago viewed 2364 times active 7 years ago Blog Stack Overflow Gives Back 2016 Developers, Webmasters, and Ninjas: What’s in a Job Title? Thanks again, hopefully you can make some sense of why this is happening. -Geoff Jan 18 '06 #3 P: n/a Geoff Tanaka Well, this issue has been resolved now.

CreateDIBSection HDC hDC = GetDC(NULL); m_hDC = CreateCompatibleDC(hDC); BITMAPINFO bmi; memset(&bmi, 0, sizeof(BITMAPINFO)); bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER); bmi.bmiHeader.biWidth = cx; bmi.bmiHeader.biHeight = -cy; // top-down bmi.bmiHeader.biPlanes = 1; bmi.bmiHeader.biBitCount = 32; bmi.bmiHeader.biCompression Switch Visual Studio MSDN Library The topic you requested is included in another documentation set. share|improve this answer answered Sep 21 '11 at 21:42 MSN 38.4k55383 Aah that makes things clear, and it also says: When displaying a DIB or a DDB created from Snowman Bowling An idiom or phrase for when you're about to be ill Censure due to holding an Army commission and a seat in Congress Can a typeface be designed to

Using the code Alpha Blending Collapse HBITMAP Create24BPPDIBSection(HDC hDC, int iWidth, int iHeight) { BITMAPINFO bmi; HBITMAP hbm; LPBYTE pBits; // Initialize header to 0s. hbm = CreateDIBSection(hDC, &bmi, DIB_RGB_COLORS,(void **)&pBits, NULL, 0); return(hbm); } BOOL BitmapsCompatible(LPBITMAP lpbm1, LPBITMAP lpbm2) { if (lpbm1->bmBitsPixel != lpbm2->bmBitsPixel) return FALSE; if (lpbm1->bmPlanes != lpbm2->bmPlanes) return FALSE; if (lpbm1->bmWidth != GDI is hardware accelerated as it is, but you don't have actual control over it. I create the DIB using: IntPtr myDIB = CreateDIBSection(hdc, pBitmapInfo, DIB_RGB_COLORS, &pPixelSource, (IntPtr)0, (uint); I can put the myDIB into the function and it will compile, but when the code runs