MSXimg
From MSX Game Library
MSXimg is an image conversion tool.
Command line options
MSXimg (v1.19.0)
Usage: MSXimg <filename> [options]
Options:
inputFile Input file name. Can be 8/16/24/32 bits image
Supported format: BMP, JPEG, PCX, PNG, TGA, PSD, GIF, etc.
-out outFile Output file name
-format ? Output format
auto Auto-detected using output file extension (default)
c C header file output
asm Assembler header file output
bas BASIC listing file output
bin Raw binary data image
-name name Name of the table to generate
-mode ? Exporter mode
bmp Export image as bitmap (default)
gm1 Generate all tables for Graphic mode 1 (Screen 1)
gm2 Generate all tables for Graphic mode 2 or 3 (Screen 2 or 4)
sprt Export 16x16 sprites with specific block ordering
mglv MGLV video format from multiple image
-pos x y Start position in the input image
-size x y Width/height of a block to export (if 0, use image size)
-gap x y Gap between blocks in pixels
-num x y Number of block to export (columns/rows number)
-l ? sx sy nx ny col1 (col2, col3, ...)
Layer including the given color(s) (coordinate are relative to each expoted block)
i8 8x8 sprites layer with only provided colors
i16 16x16 sprites layer with only provided colors
e8 8x8 sprites layer with all colors but the provided ones
e16 16x16 sprites layer with all colors but the provided ones
sx/sy is layer start position in pixel in a block
nx/ny is layer size in sprite count (1 equal 8 or 16 according to sprite size)
Colors are in RGB 24 bits format (0xFFFFFF)
-trans color Transparency color (in RGB 24 bits format : 0xFFFFFF)
-opacity color Opacity color (in RGB 24 bits format : 0xFFFFFF). All other colors are considered transparent
-bpc ? Number of bits per color for the output image (support 1, 4 and 8-bits)
1 1-bit black & white (0: tranparency or black, 1: other colors)
2 2-bit index in 4 colors palette
4 4-bits index in 16 colors palette
8 8 bits RGB 256 colors (format: [G:3|R:3|B2]; default)
16 16-bits RGB colors (format: [G:5|R:5|B5])
-pal Palette to use for 16 colors mode
msx1 Use default MSX1 palette
custom Generate a custom palette and add it to the output file
input n [c1 c2 ...] Use the following colors for conversion
--palcount n Number of color in the custom palette to create (default: 15)
--paloff n Index offset of the palette (default: 1)
--pal24 Use 24-bits palette (for v9990; default: false)
-compress ?
none No compression (default)
crop16 Crop image to non transparent area (4-bits, max size 16x16)
cropline16 Crop image to non transparent area (4-bits per line, max size 16x16)
crop32 Crop image to non transparent area (5-bits, max size 32x32)
cropline32 Crop image to non transparent area (5-bits per line, max size 32x32)
crop256 Crop image to non transparent area (8-bits, max size 256x256)
cropline256 Crop image to non transparent area (8-bits per line, max size 256x256)
rle0 Run-length encoding of transparent blocs (7-bits for block length)
rle4 Run-length encoding for all colors (4-bits for block length)
rle8 Run-length encoding for all colors (8-bits for block length)
rlep Pattern based run-length encoding (6-bits for block length)
auto Determine a good compression method according to parameters
best Search for best compressor according to input parameters (smallest data)
pletter Pletter v0.5c1 by XL2S Entertainment
-dither ? Dithering method (for 1-bit color only)
none No dithering (default)
floyd Floyd & Steinberg error diffusion algorithm
bayer4 Bayer ordered dispersed dot dithering (order 2 – 4x4 - dithering matrix)
bayer8 Bayer ordered dispersed dot dithering (order 3 – 8x8 - dithering matrix)
bayer16 Bayer ordered dispersed dot dithering (order 4 – 16x16 dithering matrix)
cluster6 Ordered clustered dot dithering (order 3 - 6x6 matrix)
cluster8 Ordered clustered dot dithering (order 4 - 8x8 matrix)
cluster16 Ordered clustered dot dithering (order 8 - 16x16 matrix)
-data ? Text format for numbers
dec Decimal data (c & asm)
hexa Default hexadecimal data (depend on langage; default)
hexa0x Hexadecimal data (0xFF; c & asm)
hexaH Hexadecimal data (0FFh; asm only)
hexa$ Hexadecimal data ($FF; asm only)
hexa# Hexadecimal data (#FF; asm only)
bin Binary data (11001100b; asm only)
-asm ? Assembler number format
sdasz80 SDCC format (default)
tniasm tniASM format
asmsx asMSX format
sjasm Sjasm format
-skip Skip empty sprites (default: false)
-idx Add images index table (default: false)
-copy (file) Add copyright information from text file
If file name is empty, search for <inputFile>.txt
-head Add a header table contening input parameters (default: false)
-font x y f l Add font header (default: false)
x/y: Font width/heigt in pixels
f/l: ASCII code of the first/last character to export
Can be character (like: &) or hexadecimal value (0xFF format)
-offset x Offset of layout index for GM1 et GM2 mode (default: 0)
-at x Data starting address (can be decimal or hexadecimal starting with '0x')
-def Add defines for each table
-notitle Remove the ASCII-art title in top of exported text file
--bload Add header for BLOAD image (default: false)
-help Display this help
GM1 & GM2 specific options:
--tilesComp Compress also names/layout table (default: false)
--tilesUnique Export all tiles as unique (default: false)
--noTilesName Exclude name table (default: false)
--noTilesPattern Exclude pattern table (default: false)
--noTilesColor Exclude color table (default: false)
MSX Screen Modes
List of MSX screen modes and the parameter to be used with MSXimg to converter image to the mode's color format.
| Mode | Desc. | MSXimg parameters |
|---|---|---|
| MSX1 - TMS9918 | ||
| Screen 0 | 256x192, 40x24 tiles (6x8), 256 patterns, 2 colors | Not supported |
| Screen 1 | 256x192, 32x24 tiles (8x8), 256 patterns, 2 colors per tile (from 32 combinations) | -mode gm1 -pal msx1 |
| Screen 2 | 256x192, 32x24 tiles (8x8), 2 colors per 8x1 pixels | -mode gm2 -pal msx1 |
| Screen 3 | 64x48, 16 colors | Not supported |
| MSX2 - V9938 | ||
| Screen 0 | 256x212, 80x24 tiles (6x8), 4 colors palette | Not supported |
| Screen 4 | 256x212, 32x26.5 tiles (8x8), 2 colors palette per 8x1 pixels | -mode gm2 -pal custom |
| Screen 5 | 256x212, 16 colors palette | -mode bmp -bpc 4 -pal custom |
| Screen 6 | 512x212, 4 colors palette | -mode bmp -bpc 2 -pal custom |
| Screen 7 | 512x212, 16 colors palette | -mode bmp -bpc 4 -pal custom |
| Screen 8 | 256x212, 256 colors RGB (G3,R3,B2) | -mode bmp -bpc 8 |
| MSX2+ - V9958 | ||
| Screen 10 | 256x212, 12499 colors YJK per 4x1 pixels + 16 colors palette | Not supported |
| Screen 12 | 256x212, 19268 colors YJK per 4x1 pixels | Not supported |
| V9990 | ||
| P1 (PP) | 256x212, 30 colors palette | -mode bmp -bpc 4 -pal custom --pal24 |
| P2 (PP) | 512x212, 15 colors palette | -mode bmp -bpc 4 -pal custom --pal24 |
| B0-B7 (BP2) | 192x240 ~ 1024x424, 4 colors palette | -mode bmp -bpc 2 -pal custom --pal24 |
| B0-B7 (BP4) | 192x240 ~ 1024x424, 16 colors palette | -mode bmp -bpc 4 -pal custom --pal24 |
| B0-B3 (BP6) | 192x240 ~ 512x424, 64 colors palette | Not supported |
| B0-B3 (BD8) | 192x240 ~ 512x424, 256 colors RGB (G3,R3,B2) | -mode bmp -bpc 8 |
| B0-B3 (BYUVP) | 192x240 ~ 512x424, 12499 colors YUV per 4x1 pixels + 16 colors palette | Not supported |
| B0-B3 (BYUV) | 192x240 ~ 512x424,, 19268 colors YUV per 4x1 pixels | Not supported |
| B0-B3 (BYJKP) | 192x240 ~ 512x424, 12499 colors YJK per 4x1 pixels + 16 colors palette | Not supported |
| B0-B3 (BYJK) | 192x240 ~ 512x424, 19268 colors YJK per 4x1 pixels | Not supported |
| B0-B3 (BD16) | 192x240 ~ 512x424, 32768 colors RGB (G5,R5,B5) | -mode bmp -bpc 16 |