ps快速蒙版运用（Photoshop插件-删除亮调通道蒙板-脚本开发-PS插件）
ps快速蒙版运用（Photoshop插件-删除亮调通道蒙板-脚本开发-PS插件）提示： 作者联系方式 提示： 插件开发流程 - 知乎
PS是一款栅格图像编辑软件，具有许多强大的功能，本文演示如何通过脚本实现删除亮度通道蒙板相关功能，展示从互联网收集而来的一个小插件，供大家学习交流，请勿用于商业用途。
1.插件界面本文界面是一系列功能的一部分，将逐步展示，但是功能界面是共同的，如下图所示：
大家可通过源代码阅读，来掌握相关技巧，源代码如下：
// jamEngine.jsxinc v4.4 (minified)
if (typeof jamEngine !== 'object') {
var jamEngine = {};
(function () {
var that;
jamEngine.meaningfulIds = false;
jamEngine.parseFriendly = false;
var conflictingStringIdStrs = {
"'Algn'": ["align" "alignment"]
"'AntA'": ["antiAlias" "antiAliasedPICTAcquire"]
"'BckL'": ["backgroundLayer" "backgroundLevel"]
"'BlcG'": ["blackGenerationType" "blackGenerationCurve"]
"'BlcL'": ["blackLevel" "blackLimit"]
"'Blks'": ["blacks" "blocks"]
"'BlrM'": ["blurMethod" "blurMore"]
"'BrgC'": ["brightnessEvent" "brightnessContrast"]
"'BrsD'": ["brushDetail" "brushesDefine"]
"'Brsh'": ["brush" "brushes"]
"'Clcl'": ["calculation" "calculations"]
"'ClrP'": ["colorPalette" "coloredPencil"]
"'Cnst'": ["constant" "constrain"]
"'CntC'": ["centerCropMarks" "conteCrayon"]
"'Cntr'": ["center" "contrast"]
"'CrtD'": ["createDroplet" "createDuplicate"]
"'CstP'": ["customPalette" "customPhosphors"]
"'Cstm'": ["custom" "customPattern"]
"'Drkn'": ["darken" "darkness"]
"'Dstr'": ["distort" "distortion" "distribute" "distribution"]
"'Dstt'": ["desaturate" "destWhiteMax"]
"'FlIn'": ["fileInfo" "fillInverse"]
"'Gd '": ["good" "guide"]
"'GnrP'": ["generalPreferences" "generalPrefs" "preferencesClass"]
"'GrSt'": ["grainStippled" "graySetup"]
"'Grdn'": ["gradientClassEvent" "gridMinor"]
"'Grn '": ["grain" "green"]
"'Grns'": ["graininess" "greens"]
"'HstP'": ["historyPreferences" "historyPrefs"]
"'HstS'": ["historyState" "historyStateSourceType"]
"'ImgP'": ["imageCachePreferences" "imagePoint"]
"'In '": ["in" "stampIn"]
"'IntW'": ["interfaceWhite" "intersectWith"]
"'Intr'": ["interfaceIconFrameDimmed" "interlace" "interpolation" "intersect"]
"'JPEG'": ["JPEG" "JPEGFormat"]
"'LghD'": ["lightDirection" "lightDirectional"]
"'LghO'": ["lightOmni" "lightenOnly"]
"'LghS'": ["lightSource" "lightSpot"]
"'Lns '": ["lens" "lines"]
"'Mgnt'": ["magenta" "magentas"]
"'MrgL'": ["mergeLayers" "mergedLayers"]
"'Mxm '": ["maximum" "maximumQuality"]
"'NTSC'": ["NTSC" "NTSCColors"]
"'NmbL'": ["numberOfLayers" "numberOfLevels"]
"'PlgP'": ["pluginPicker" "pluginPrefs"]
"'Pncl'": ["pencilEraser" "pencilWidth"]
"'Pnt '": ["paint" "point"]
"'Prsp'": ["perspective" "perspectiveIndex"]
"'PrvM'": ["previewMacThumbnail" "previewMagenta"]
"'Pstr'": ["posterization" "posterize"]
"'RGBS'": ["RGBSetup" "RGBSetupSource"]
"'Rds '": ["radius" "reds"]
"'ScrD'": ["scratchDisks" "screenDot"]
"'ShdI'": ["shadingIntensity" "shadowIntensity"]
"'ShpC'": ["shapeCurveType" "shapingCurve"]
"'ShrE'": ["sharpenEdges" "shearEd"]
"'Shrp'": ["sharpen" "sharpness"]
"'SplC'": ["splitChannels" "supplementalCategories"]
"'Spot'": ["spot" "spotColor"]
"'SprS'": ["separationSetup" "sprayedStrokes"]
"'StrL'": ["strokeLength" "strokeLocation"]
"'Strt'": ["saturation" "start"]
"'TEXT'": ["char" "textType"]
"'TIFF'": ["TIFF" "TIFFFormat"]
"'TglO'": ["toggleOptionsPalette" "toggleOthers"]
"'TrnG'": ["transparencyGamutPreferences" "transparencyGrid" "transparencyGridSize"]
"'TrnS'": ["transferSpec" "transparencyShape" "transparencyStop"]
"'Trns'": ["transparency" "transparent"]
"'TxtC'": ["textClickPoint" "textureCoverage"]
"'TxtF'": ["textureFile" "textureFill"]
"'UsrM'": ["userMaskEnabled" "userMaskOptions"]
"'c@#^'": ["inherits" "pInherits"]
"'comp'": ["comp" "sInt64"]
"'doub'": ["floatType" "IEEE64BitFloatingPoint" "longFloat"]
"'long'": ["integer" "longInteger" "sInt32"]
"'magn'": ["magnitude" "uInt32"]
"'null'": ["null" "target"]
"'shor'": ["sInt16" "sMInt" "shortInteger"]
"'sing'": ["IEEE32BitFloatingPoint" "sMFloat" "shortFloat"]
};
jamEngine.getConflictingStringIdStrs = function (charIdStr) {
return conflictingStringIdStrs[charIdStr] || null;
};
jamEngine.uniIdStrToId = function (uniIdStr) {
var id = 0;
if (typeof uniIdStr === 'string') {
if ((uniIdStr.length === (1 4 1)) && (uniIdStr.charAt(0) === "'") && (uniIdStr.charAt(5) === "'")) {
id = app.charIDToTypeID(uniIdStr.substring(1 5));
} else {
id = app.stringIDToTypeID(uniIdStr);
}
}
return id;
};
var smallestHashValue = app.charIDToTypeID(" ");
jamEngine.idToUniIdStrs = function (id) {
var charIdStr = "";
var stringIdStr = app.typeIDToStringID(id);
if (id >= smallestHashValue) {
charIdStr = "'" app.typeIDToCharID(id) "'";
if (stringIdStr !== "") {
if (charIdStr in conflictingStringIdStrs) {
stringIdStr = conflictingStringIdStrs[charIdStr];
}
}
}
return [charIdStr stringIdStr];
};
jamEngine.equivalentUniIdStrs = function (uniIdStr1 uniIdStr2) {
return this.uniIdStrToId(uniIdStr1) === this.uniIdStrToId(uniIdStr2);
};
function putInReference(ref containers) {
if (containers.constructor === Array) {
var count = containers.length;
for (var i = 0; i < count; i ) {
var container = that.parseCompact(containers[i]);
var desiredClassId = that.uniIdStrToId(container[0]);
var typedValue = that.parseCompact(container[1]);
var form = typedValue[0];
var value = typedValue[1];
switch (form) {
case"<class>":
ref.putClass(desiredClassId);
break;
case"<enumerated>":
var enumerated = that.parseCompact(value);
ref.putEnumerated(desiredClassId that.uniIdStrToId(enumerated[0]) that.uniIdStrToId(enumerated[1]));
break;
case"<identifier>":
ref.putIdentifier(desiredClassId value);
break;
case"<index>":
ref.putIndex(desiredClassId value);
break;
case"<name>":
ref.putName(desiredClassId value);
break;
case"<offset>":
ref.putOffset(desiredClassId value);
break;
case"<property>":
ref.putProperty(desiredClassId that.uniIdStrToId(value));
break;
default:
throw new Error("[jamEngine putInReference] Unknown reference form: " form);
break;
}
}
} else {
throw new Error("[jamEngine putInReference] JavaScript array expected");
}
}
function putInList(list items) {
if (items.constructor === Array) {
var count = items.length;
for (var i = 0; i < count; i ) {
var item = that.parseCompact(items[i]);
var type = item[0];
var value = item[1];
switch (type) {
case"<boolean>":
list.putBoolean(value);
break;
case"<class>":
list.putClass(that.uniIdStrToId(value));
break;
case"<data>":
list.putData(value);
break;
case"<double>":
list.putDouble(value);
break;
case"<enumerated>":
var enumerated = that.parseCompact(value);
list.putEnumerated(that.uniIdStrToId(enumerated[0]) that.uniIdStrToId(enumerated[1]));
break;
case"<integer>":
list.putInteger(value);
break;
case"<largeInteger>":
list.putLargeInteger(value);
break;
case"<list>":
var actionList = new ActionList();
putInList(actionList value);
list.putList(actionList);
break;
case"<object>":
var object = that.parseCompact(value);
if (object[1]) {
var actionDescriptor = new ActionDescriptor();
putInDescriptor(actionDescriptor object[1]);
list.putObject(that.uniIdStrToId(object[0]) actionDescriptor);
} else {
list.putClass(that.uniIdStrToId(object[0]));
}
break;
case"<path>":
var fileRef = new File(value);
list.putPath(fileRef);
break;
case"<reference>":
var actionReference = new ActionReference();
putInReference(actionReference value);
list.putReference(actionReference);
break;
case"<string>":
list.putString(value);
break;
case"<unitDouble>":
var unitDouble = that.parseCompact(value);
list.putUnitDouble(that.uniIdStrToId(unitDouble[0]) unitDouble[1]);
break;
default:
throw new Error("[jamEngine putInList] Unknown list type: " type);
break;
}
}
} else {
throw new Error("[jamEngine putInList] JavaScript array expected");
}
}
function putInDescriptor(desc members) {
if (members.constructor === Object) {
for (var key in members) {
if (members.hasOwnProperty(key)) {
var keyID = that.uniIdStrToId(key);
var member = that.parseCompact(members[key]);
var type = member[0];
var value = member[1];
switch (type) {
case"<boolean>":
desc.putBoolean(keyID value);
break;
case"<class>":
desc.putClass(keyID that.uniIdStrToId(value));
break;
case"<data>":
desc.putData(keyID value);
break;
case"<double>":
desc.putDouble(keyID value);
break;
case"<enumerated>":
var enumerated = that.parseCompact(value);
desc.putEnumerated(keyID that.uniIdStrToId(enumerated[0]) that.uniIdStrToId(enumerated[1]));
break;
case"<integer>":
desc.putInteger(keyID value);
break;
case"<largeInteger>":
desc.putLargeInteger(keyID value);
break;
case"<list>":
var actionList = new ActionList();
putInList(actionList value);
desc.putList(keyID actionList);
break;
case"<object>":
var object = that.parseCompact(value);
if (object[1]) {
var actionDescriptor = new ActionDescriptor();
putInDescriptor(actionDescriptor object[1]);
desc.putObject(keyID that.uniIdStrToId(object[0]) actionDescriptor);
} else {
desc.putClass(keyID that.uniIdStrToId(object[0]));
}
break;
case"<path>":
var fileRef = new File(value);
desc.putPath(keyID fileRef);
break;
case"<reference>":
var actionReference = new ActionReference();
putInReference(actionReference value);
desc.putReference(keyID actionReference);
break;
case"<string>":
desc.putString(keyID value);
break;
case"<unitDouble>":
var unitDouble = that.parseCompact(value);
desc.putUnitDouble(keyID that.uniIdStrToId(unitDouble[0]) unitDouble[1]);
break;
default:
throw new Error("[jamEngine putInDescriptor] Unknown descriptor type: " type);
break;
}
}
}
} else {
throw new Error("[jamEngine putInDescriptor] JavaScript object expected");
}
}3.作者答疑
代码长度过长，如需全部项目或有疑问，请留言。
提示： 作者联系方式
提示： 插件开发流程 - 知乎
