QPix Command Reference |

## Pictures

The commands in this group are:

QPx_GetPictureInfo | Returns the properties of a 4D picture variable
QPx_ExportPicture | Saves a picture variable in an image file
QPx_GetPictureThumbnail | Creates a thumbnail from a 4D picture variable
QPx_RotatePicture | Rotates a picture variable by a number of degrees
QPx_FlipPicture | Flips a picture variable horizontally, vertically or both
QPx_ResizePicture | Resizes a picture variable horizontally and/or vertically
QPx_CropPicture | Crops a picture at the specified rectangle
QPx_InvertPicture | Inverts the colors of a picture
QPx_SetPictureResolution | Changes the horizontal and vertical resolution of a picture variable
QPx_ExportPictureToBLOB | Saves a picture variable into a BLOB
QPx_FilterPicture | Applies a filter to a picture

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