GdPictureImaging.GifCreateMultiFrameFromFile Method

Creates a new editable multiframe gif image based on an image file.

public int GifCreateMultiFrameFromFile(
    String FilePath
);

Visual Basic

Public Function GifCreateMultiFrameFromFile(
    ByVal FilePath As String
) As Integer

Parameters

Parameters	Description
FilePath	The path of the file to open. If this parameter is empty, prompts the user to select a file.

Returns

0: The image could not created. Use the GetStat() function to determine the reason this function failed.

Non-zero: GdPicture Image Identifier. The created editable multiframe gif image.

Remarks

If success, set the created image as a GdPicture image.

Supported formats are RAW, PICT, BMP, DIB, RLE, ICO, EMF, WMF, GIF, ANIMATED GIF, JPEG, JPG, JPE, JFIF, PNG, TIFF, MULTIPAGE TIFF, PNM, PPM, PBM, PGM, PFM, RPPM, RPGM, RPBM, PCX, XPM, XBM, WBMP, TGA, SGI, Sun RAS, PSD, MNG, Kodak PhotoCD files, KOALA files, JP2, J2K, JNG, JBIG, IFF, HDR, Raw Fax G3, EXR, DDS and Dr. Halo files.

Related Topics

GetStat

Example

apply negative effect on all frames of an animated gif image

Copy Code

Dim i As Integer
Dim GifImageID As Integer
Dim FrameCount As Integer
 
GifImageID = oGdPictureImaging.GifCreateMultiFrameFromFile("input.gif")
FrameCount = oGdPictureImaging.GifGetFrameCount(GifImageID)
 
For i = 1 To FrameCount
    oGdPictureImaging.GifSelectFrame(GifImageID, i)
     oGdPictureImaging.FxNegative(GifImageID)
 Next i
 
 oGdPictureImaging.GifSaveMultiFrameToFile(GifImageID,  "output.gif")
 oGdPictureImaging.ReleaseGdPictureImage(GifImageID)