jimp - npm Package Compare versions

Comparing version 0.2.14 to 0.2.15

index.js

@@ -12,2 +12,3 @@ var FS = require("fs");
 var PixelMatch = require("pixelmatch");
+var EXIFParser = require("exif-parser");
 
@@ -227,2 +228,3 @@ // polyfill Promise for Node < 0.12
             this.bitmap = JPEG.decode(data);
+            exifRotate(this, data); // EXIF data
             return cb.call(this, null, this);
@@ -239,2 +241,39 @@
 
+/*
+ * Automagically rotates a JPEG image based on its EXIF data
+ * @params image a Jimp image
+ * @params buffer a buffer array of the raw JPEG data
+ * @returns nothing
+ */
+function exifRotate(image, buffer) {
+    var exif = EXIFParser.create(buffer).parse();
+    if (!exif || !exif.tags || !exif.tags.Orientation) return;
+    switch (exif.tags.Orientation) {
+        case 1: // Horizontal (normal)
+            // do nothing
+            break;
+        case 2: // Mirror horizontal
+            image.mirror(true, false);
+            break;
+        case 3: // Rotate 180
+            image.rotate(180);
+            break;
+        case 4: // Mirror vertical
+            image.mirror(false, true);
+            break;
+        case 5: // Mirror horizontal and rotate 270 CW
+            image.mirror(true, false).rotate(270);
+            break;
+        case 6: // Rotate 90 CW
+            image.rotate(90);
+            break;
+        case 7: // Mirror horizontal and rotate 90 CW
+            image.mirror(true, false).rotate(90);
+            break;
+        case 8: // Rotate 270 CW
+            image.rotate(270);
+            break;
+    }
+}
+
 // used to auto resizing etc.
@@ -1503,21 +1542,21 @@ Jimp.AUTO = -1;
         actions.forEach(function (action) {
-            if (action.apply === 'mix') {
+            if (action.apply === "mix") {
                 clr = tinycolor.mix(clr, action.params[0], action.params[1]);
-            } else if (action.apply === 'tint') {
-              clr = tinycolor.mix(clr, 'white', action.params[0]);
-            } else if (action.apply === 'shade') {
-              clr = tinycolor.mix(clr, 'black', action.params[0]);
-            } else if (action.apply === 'xor') {
+            } else if (action.apply === "tint") {
+              clr = tinycolor.mix(clr, "white", action.params[0]);
+            } else if (action.apply === "shade") {
+              clr = tinycolor.mix(clr, "black", action.params[0]);
+            } else if (action.apply === "xor") {
               var clr2 = tinycolor(action.params[0]).toRgb();
               clr = clr.toRgb();
               clr = tinycolor({ r: clr.r ^ clr2.r, g: clr.g ^ clr2.g, b: clr.b ^ clr2.b});
-            } else if (action.apply === 'red') {
-              clr = colorModifier('r', action.params[0]);
-            } else if (action.apply === 'green') {
-              clr = colorModifier('g', action.params[0]);
-            } else if (action.apply === 'blue') {
-              clr = colorModifier('b', action.params[0]);
+            } else if (action.apply === "red") {
+              clr = colorModifier("r", action.params[0]);
+            } else if (action.apply === "green") {
+              clr = colorModifier("g", action.params[0]);
+            } else if (action.apply === "blue") {
+              clr = colorModifier("b", action.params[0]);
             } else {
-                if (action.apply === 'hue') {
-                    action.apply = 'spin';
+                if (action.apply === "hue") {
+                    action.apply = "spin";
                 }
@@ -1524,0 +1563,0 @@

package.json

 {
   "name": "jimp",
-  "version": "0.2.14",
+  "version": "0.2.15",
   "description": "An image processing library written entirely in JavaScript (i.e. zero external or native dependencies).",
@@ -30,2 +30,3 @@ "main": "index.js",
     "es6-promise": "^3.0.2",
+    "exif-parser": "^0.1.9",
     "file-type": "^3.1.0",
@@ -32,0 +33,0 @@ "jpeg-js": "^0.1.1",

README.md

@@ -61,2 +61,4 @@ # Jimp #
 
+JPEG images with EXIF orientation data will be automatically re-orientated as appropriate.
+
 Once the callback is filed or the promise fulfilled, the following methods can be called on the image:
@@ -63,0 +65,0 @@

New alerts

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License

This package is not allowed per your license policy. Review the package's license to ensure compliance.

Found 1 instance in 1 package

Fixed alerts

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This package is not allowed per your license policy. Review the package's license to ensure compliance.

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Improved metrics

Total package byte prevSize

97417

increased by1.4%

Lines of code

1943

increased by1.99%

Number of lines in readme file

287

increased by0.7%

Worsened metrics

Dependency count

12

increased by9.09%

Dependency changes

• + Addedexif-parser@^0.1.9

• + Addedexif-parser@0.1.12(transitive)