Nintendo 3DS Miiverse Library  1.3.2
(OLV/Olive)
Information about Image Formats

Overview

This section describes the image formats handled by the Miiverse (OLV/Olive) library.

Handwritten Memo Data

The handwritten memo data used in posts and comments supports 1-bit color BMP images. Be sure to use the data format indicated below.

  • BMP image
    Description Data Size Comments
    File type 42 4D 2 'BM'
    File size 00 13 00 00 4 4864 bytes
    Reserved region 00 00 00 00 4 0
    Image data offset 3E 00 00 00 4 62 bytes
    Size of BMP information header 28 00 00 00 4 62 bytes
    Width 40 01 00 00 4 320 pixels
    Height 78 00 00 00 4 120 pixels
    Number of planes 01 00 2 1
    Number of bits 01 00 2 1 bit/pixel
    Compression format 00 00 00 00 4 0 (Uncompressed)
    Image data size C2 12 00 00 4 4802 bytes
    Horizontal resolution 12 0B 00 00 4 2834 pixels
    Vertical resolution 12 0B 00 00 4 2834 pixels
    Number of colors to use 00 00 00 00 4 0
    Number of important colors 00 00 00 00 4 0
    Color palette (white) FF FF FF 00 4
    Color palette (black) 00 00 00 00 4
    Image data (Optional) 4800
    Padding 00 00 2

Attached Image Data/Attached Thumbnail Image Data

The attached image data and attached thumbnail image data used in posts and comments support JPEG images in the baseline JPEG compression format. Be sure to use the data format indicated below.

  • JPEG or MPO images
  • Baseline JPEG compression format
  • Width x Height, Image Format Combinations
    Attached ImageAttached Thumbnail Image
    800 Width x 450 Height (JPEG)171 Width x 96 Height (JPEG)
    400 Width x 240 Height (JPEG)171 Width x 103 Height (JPEG)
    400 Width x 240 Height (MPO)171 Width x 103 Height (JPEG)
    320 Width x 240 Height (JPEG)171 Width x 128 Height (JPEG)
    640 Width x 480 Height (JPEG)171 Width x 128 Height (JPEG)
  • Attached image data size
  • Up to a maximum of 512 KB
  • Attached thumbnail image data size
  • Up to a maximum of 128 KB
  • NOTE: When specifying an attached thumbnail image, the maximum combined size for both the attached image data and the attached thumbnail image is 512 KB.

Icon Data

The icon data used in communities supports 32-bit color TGA images. Be sure to use the data format indicated below.

  • TGA images
  • 32-bit color
  • No RLE compression
  • No color maps
  • 48 Width x 48 Height
  • Store direction: From bottom left
  • Data size (including headers and footers)
  • 9,260 bytes (9,234 bytes if footers are omitted)