| /compass/005_compass/compass/node_modules/gm/lib/convenience/autoOrient.js |
|---|
| @@ -0,0 +1,57 @@ |
|---|
| |
| /** |
| * Extend proto. |
| */ |
| |
| module.exports = function (proto) { |
| |
| var exifTransforms = { |
| topleft: '' |
| , topright: ['-flop'] |
| , bottomright: ['-rotate', 180] |
| , bottomleft: ['-flip'] |
| , lefttop: ['-flip', '-rotate', 90] |
| , righttop: ['-rotate', 90] |
| , rightbottom: ['-flop', '-rotate', 90] |
| , leftbottom: ['-rotate', 270] |
| } |
| |
| proto.autoOrient = function autoOrient () { |
| // Always strip EXIF data since we can't |
| // change/edit it. |
| |
| // imagemagick has a native -auto-orient option |
| // so does graphicsmagick, but in 1.3.18. |
| // nativeAutoOrient option enables this if you know you have >= 1.3.18 |
| if (this._options.nativeAutoOrient || this._options.imageMagick) { |
| this.out('-auto-orient'); |
| this.strip(); |
| return this; |
| } |
| |
| this.preprocessor(function (callback) { |
| this.orientation({bufferStream: true}, function (err, orientation) { |
| if (err) return callback(err); |
| |
| var transforms = exifTransforms[orientation.toLowerCase()]; |
| if (transforms) { |
| |
| // remove any existing transforms that might conflict |
| var index = this._out.indexOf(transforms[0]); |
| if (~index) { |
| this._out.splice(index, transforms.length); |
| } |
| |
| // repage to fix coordinates |
| this._out.unshift.apply(this._out, transforms.concat('-page', '+0+0')); |
| } |
| |
| this.strip(); |
| |
| callback(); |
| }); |
| }); |
| |
| return this; |
| } |
| } |
| /compass/005_compass/compass/node_modules/gm/lib/convenience/morph.js |
|---|
| @@ -0,0 +1,61 @@ |
|---|
| |
| /** |
| * Module dependencies. |
| */ |
| |
| var fs = require('fs'); |
| var parallel = require('array-parallel'); |
| |
| /** |
| * Extend proto. |
| */ |
| |
| module.exports = function (proto) { |
| |
| /** |
| * Do nothing. |
| */ |
| |
| function noop () {} |
| |
| // http://www.graphicsmagick.org/GraphicsMagick.html#details-morph |
| proto.morph = function morph (other, outname, callback) { |
| if (!outname) { |
| throw new Error("an output filename is required"); |
| } |
| |
| callback = (callback || noop).bind(this) |
| |
| var self = this; |
| |
| if (Array.isArray(other)) { |
| other.forEach(function (img) { |
| self.out(img); |
| }); |
| self.out("-morph", other.length); |
| } else { |
| self.out(other, "-morph", 1); |
| } |
| |
| self.write(outname, function (err, stdout, stderr, cmd) { |
| if (err) return callback(err, stdout, stderr, cmd); |
| |
| // Apparently some platforms create the following temporary files. |
| // Check if the output file exists, if it doesn't, then |
| // work with temporary files. |
| fs.exists(outname, function (exists) { |
| if (exists) return callback(null, stdout, stderr, cmd); |
| |
| parallel([ |
| fs.unlink.bind(fs, outname + '.0'), |
| fs.unlink.bind(fs, outname + '.2'), |
| fs.rename.bind(fs, outname + '.1', outname) |
| ], function (err) { |
| callback(err, stdout, stderr, cmd); |
| }) |
| }) |
| }); |
| |
| return self; |
| } |
| } |
| /compass/005_compass/compass/node_modules/gm/lib/convenience/thumb.js |
|---|
| @@ -0,0 +1,92 @@ |
|---|
| |
| /** |
| * Extend proto. |
| */ |
| |
| module.exports = function (proto) { |
| |
| proto.thumb = function thumb (w, h, name, quality, align, progressive, callback, opts) { |
| var self = this, |
| args = Array.prototype.slice.call(arguments); |
| |
| opts = args.pop(); |
| |
| if (typeof opts === 'function') { |
| callback = opts; |
| opts = ''; |
| } else { |
| callback = args.pop(); |
| } |
| |
| w = args.shift(); |
| h = args.shift(); |
| name = args.shift(); |
| quality = args.shift() || 63; |
| align = args.shift() || 'topleft'; |
| var interlace = args.shift() ? 'Line' : 'None'; |
| |
| self.size(function (err, size) { |
| if (err) { |
| return callback.apply(self, arguments); |
| } |
| |
| w = parseInt(w, 10); |
| h = parseInt(h, 10); |
| |
| var w1, h1; |
| var xoffset = 0; |
| var yoffset = 0; |
| |
| if (size.width < size.height) { |
| w1 = w; |
| h1 = Math.floor(size.height * (w/size.width)); |
| if (h1 < h) { |
| w1 = Math.floor(w1 * (((h-h1)/h) + 1)); |
| h1 = h; |
| } |
| } else if (size.width > size.height) { |
| h1 = h; |
| w1 = Math.floor(size.width * (h/size.height)); |
| if (w1 < w) { |
| h1 = Math.floor(h1 * (((w-w1)/w) + 1)); |
| w1 = w; |
| } |
| } else if (size.width == size.height) { |
| var bigger = (w>h?w:h); |
| w1 = bigger; |
| h1 = bigger; |
| } |
| |
| if (align == 'center') { |
| if (w < w1) { |
| xoffset = (w1-w)/2; |
| } |
| if (h < h1) { |
| yoffset = (h1-h)/2; |
| } |
| } |
| |
| self |
| .quality(quality) |
| .in("-size", w1+"x"+h1) |
| .scale(w1, h1, opts) |
| .crop(w, h, xoffset, yoffset) |
| .interlace(interlace) |
| .noProfile() |
| .write(name, function () { |
| callback.apply(self, arguments); |
| }); |
| }); |
| |
| return self; |
| }; |
| |
| proto.thumbExact = function () { |
| var self = this, |
| args = Array.prototype.slice.call(arguments); |
| |
| args.push('!'); |
| |
| self.thumb.apply(self, args); |
| }; |
| }; |
