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  • Image found in a Web Camera control
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Stored procedures
Saves an image:
  • in a file in GIF format.
  • in memory.
This image corresponds to the image found:
  • in an Image control.
  • in an Image variable.
    Windows Mobile This type of variable is not available.
  • in a Bar Code control.
    Windows Mobile The Bar Code controls are not available in this version. Therefore, no image found in a Bar Code control can be saved.
  • in a Web Camera control.
Remarks:
  • Only the visible part of the Image control is saved.
  • This function enables you to save images for screen resolutions up to 32 bits.
  • This function cannot be used with the Image controls found in the reports.
Versions 18 and later
Universal Windows 10 App This function is now available in Windows Store apps mode.
New in version 18
Universal Windows 10 App This function is now available in Windows Store apps mode.
Universal Windows 10 App This function is now available in Windows Store apps mode.
Versions 21 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 21
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
// Saves in memory the image found in "IMG_ImageDrawing"
ResSave = dSaveImageGIF(IMG_ImageDrawing, inMemory)
Windows Mobile
// Saves the image found in "IMG_ImageDrawing" in "C:\Documents\Image.GIF"
ResSave = dSaveImageGIF(IMG_ImageDrawing, "C:\Documents\Image.GIF")
Windows Mobile
// Saves the image found in "IMG_ImageDrawing" in "\Documents\Image.GIF"
ResSave = dSaveImageGIF(IMG_ImageDrawing, "\Documents\Image.GIF")
Syntax
Universal Windows 10 AppWindows Mobile

Saving an image in a file in GIF format Hide the details

<Result> = dSaveImageGIF(<Image name> , <File name> [, <Number of colors>])
<Result>: Boolean
  • True if the image was saved,
  • False otherwise. To find out the error details, use ErrorInfo associated with the errMessage constant.
<Image name>: Character string (with or without quotes) or Image variable
  • Name of Image control, Bar Code control or Web Camera control to use. The Image controls found in a report cannot be used.
  • WINDEV Mobile Name of Image control or Web Camera control to use
  • Name of the Image variable to use.
    Windows Mobile This type of variable is not available.
<File name>: Character string
Name and full (or relative) path of GIF file. A UNC path can be used. The file extension is optional.
Caution:
  • The destination directory must exist in order for the image to be saved.
  • The existence of the GIF file is not checked. This file is automatically overwritten if it already exists.
Windows Mobile Name and full path of GIF file to create. The file extension is optional.
<Number of colors>: Optional integer
Number of colors for the image saved. Value included between 16 and 256 (256 by default). This parameter corresponds to the number of colors proposed in the color palette when using the GIF file.
Universal Windows 10 App Syntax not available

Saving an image in memory Hide the details

<Result> = dSaveImageGIF(<Image name> , <inMemory> [, <Number of colors>])
<Result>: Buffer
Byte string containing the image in GIF format.
Then, this byte string can be assigned to an Image control, saved in a file (fSaveText), sent via a network (with the Socket functions), ...
<Image name>: Character string (with or without quotes) or Image variable
  • Name of Image control, Bar Code control or Web Camera control to save. The Image controls found in a report cannot be used.
  • WINDEV Mobile Name of Image control or Web Camera control to use
  • Name of the Image variable to use.
    Windows Mobile This type of variable is not available.
<inMemory>: Constant
inMemory: Constant used to save an image in memory.
<Number of colors>: Optional integer
Number of colors for the image saved. Value included between 16 and 256 (256 by default). This parameter corresponds to the number of colors proposed in the color palette when using the GIF file.
Remarks

Image found in a Web Camera control

Only the image displayed when dSaveImageGIF is run will be saved in GIF format. To save this image, you can also use:
  • VideoCapture: the image will be saved in BMP format
  • dSaveImageBMP: the image will be saved in BMP format or in memory
  • the function dSaveImageJPEG: the image will be saved in JPEG format or in memory
  • the function dSaveImagePNG: the image will be saved in PNG format or in memory
Component : wd250pnt.dll
Minimum version required
  • Version 9
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