github.com/riscv/riscv-go@v0.0.0-20200123204226-124ebd6fcc8e/src/image/png/testdata/pngsuite/basn3p04-31i.sng (about)

     1  #SNG: from basn3p04-31i.png
     2  IHDR {
     3      width: 31; height: 31; bitdepth: 4;
     4      using color palette;
     5  }
     6  gAMA {1.0000}
     7  PLTE {
     8      ( 34,  0,255)     # rgb = (0x22,0x00,0xff)
     9      (  0,255,255)     # rgb = (0x00,0xff,0xff)
    10      (136,  0,255)     # rgb = (0x88,0x00,0xff)
    11      ( 34,255,  0)     # rgb = (0x22,0xff,0x00)
    12      (  0,153,255)     # rgb = (0x00,0x99,0xff)
    13      (255,102,  0)     # rgb = (0xff,0x66,0x00)
    14      (221,  0,255)     # rgb = (0xdd,0x00,0xff)
    15      (119,255,  0)     # rgb = (0x77,0xff,0x00)
    16      (255,  0,  0)     # rgb = (0xff,0x00,0x00)
    17      (  0,255,153)     # rgb = (0x00,0xff,0x99)
    18      (221,255,  0)     # rgb = (0xdd,0xff,0x00)
    19      (255,  0,187)     # rgb = (0xff,0x00,0xbb)
    20      (255,187,  0)     # rgb = (0xff,0xbb,0x00)
    21      (  0, 68,255)     # rgb = (0x00,0x44,0xff)
    22      (  0,255, 68)     # rgb = (0x00,0xff,0x44)
    23  }
    24  IMAGE {
    25      pixels hex
    26  88885555ccccaaaa77773333eeee9990
    27  88885555ccccaaaa77773333eeee9990
    28  88885555ccccaaaa77773333eeee9990
    29  88885555ccccaaaa77773333eeee9990
    30  5555ccccaaaa77773333eeee99991110
    31  5555ccccaaaa77773333eeee99991110
    32  5555ccccaaaa77773333eeee99991110
    33  5555ccccaaaa77773333eeee99991110
    34  ccccaaaa77773333eeee999911114440
    35  ccccaaaa77773333eeee999911114440
    36  ccccaaaa77773333eeee999911114440
    37  ccccaaaa77773333eeee999911114440
    38  aaaa77773333eeee999911114444ddd0
    39  aaaa77773333eeee999911114444ddd0
    40  aaaa77773333eeee999911114444ddd0
    41  aaaa77773333eeee999911114444ddd0
    42  77773333eeee999911114444dddd0000
    43  77773333eeee999911114444dddd0000
    44  77773333eeee999911114444dddd0000
    45  77773333eeee999911114444dddd0000
    46  3333eeee999911114444dddd00002220
    47  3333eeee999911114444dddd00002220
    48  3333eeee999911114444dddd00002220
    49  3333eeee999911114444dddd00002220
    50  eeee999911114444dddd000022226660
    51  eeee999911114444dddd000022226660
    52  eeee999911114444dddd000022226660
    53  eeee999911114444dddd000022226660
    54  999911114444dddd000022226666bbb0
    55  999911114444dddd000022226666bbb0
    56  999911114444dddd000022226666bbb0
    57  }