我可以使用以下导出参数使用 JavaScript Fireworks (JSF) 导出 32 位 PNG 文件:
exportFormatOptions:{
name:"PNG size 440",
xSize:440,
ySize:440,
cropTop:0,
crop:false,
sorting:"none",
exportFormat:"PNG",
paletteEntries:null,
numGridEntries:6,
ditherPercent:100,
jpegSmoothness:0,
jpegSubsampling:0,
jpegSelQuality:90,
percentScale:100,
progressiveJPEG:false,
interlacedGIF:false,
animAutoCrop:true,
localAdaptive:true,
webSnapAdaptive:false,
lossyGifAmount:0,
jpegSelQualityEnabled:false,
jpegSelPreserveButtons:false,
savedAnimationRepeat:0,
numCustomEntries:0,
numEntriesRequested:0,
paletteTransparency:"none",
webSnapTolerance:14,
jpegSelPreserveText:true,
animAutoDifference:true,
macCreator:"",
macFileType:"",
colorMode:"32 bit",
paletteMode:"adaptive",
paletteInfo:null,
ditherMode:"none",
jpegQuality:80,
cropLeft:0,
cropBottom:0,
cropRight:0,
applyScale:true,
useScale:false,
optimized:true,
frameInfo:[]
}
但它以多个 IDAT 块导出图像数据,具体取决于分辨率。
例如。一个 440x440 PNG 有 10 个块,一个 160x160 PNG 有 5 个块,等等。如何控制图像数据导出到的块数?我可以在脚本中添加一些导出选项参数吗?