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Read Image File

Description

Read an image file. The file format can be a standard format (BMP, TIFF, JPEG/JPG, TIFF, GIF, PNG, PPM, PGM and WebP) or a nonstandard format known to the user. Type : polymorphic.

 

Input parameters

 

Image Src : class
File Path : path, file path (BMP, TIFF, JPEG/JPG, TIFF, GIF, PNG, PPM, PGM and WebP).

Output parameters

 

Image Dst : class, the type adapts to the image file. 
File Type : string, file extension.

 File Info : cluster, 

 Width : integer, image width.
 Height : integer, image height.
 Image Type : integer, specifies the type of the image.

          • Grayscale (U8) : 8 bits per pixel (unsigned, standard monochrome)
          • Grayscale (I16) : 16 bits per pixel (signed)
          • Grayscale (SGL) : 32 bits per pixel (floating point)
          • Complex (CSG) : 2 × 32 bits per pixel (floating point)
          • RGB (U32) : 32 bits per pixel (red, green, blue, alpha)
          • HSL (U32) : 32 bits per pixel (hue, saturation, luminance, alpha)
          • RGB (U64) : 64 bits per pixel (red, green, blue, alpha)
          • Grayscale (U16) : 16 bits per pixel (unsigned)

Example

All these exemples are snippets PNG, you can drop these Snippet onto the block diagram and get the depicted code added to your VI (Do not forget to install TIGR library to run it).

Read an image file

Code used for this video

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