Pixlr document - Revision history

Jsummers at 13:24, 20 July 2017

2017-07-20T13:24:55Z

2017-07-19T11:53:30Z

2017-06-24T19:39:44Z

2017-06-24T16:35:06Z

‎Format Specification

2017-06-23T20:29:44Z

‎Format Specification

2017-06-23T20:29:03Z

‎Format Specification

2017-06-23T20:28:51Z

‎Format Specification

2017-06-23T16:12:55Z

‎Format Specification

2017-06-22T18:32:38Z

‎Format Specification

2017-06-22T18:32:03Z

‎Format Specification

@@ Line 3: / Line 3: @@
 |subcat=Graphics
 |extensions={{ext|pxd}}
 }}
-'''Pixlr''' is a layered raster graphics format associated with Web based ''Pixlr'' application (now owned by Autodesk)
+'''Pixlr''' is a layered raster graphics format associated with the Web based ''Pixlr'' application.
 == Format Specification ==
-[[https://apps.pixlr.com/developer/pxd pixlr.com limited documentation]]
+[https://apps.pixlr.com/developer/pxd pixlr.com limited documentation]
 <br><i>
 Pixlr document format<br>
@@ Line 66: / Line 70: @@
 == Software ==
 * [https://pixlr.com/editor/ https://pixlr.com/editor/]

@@ Line 4: / Line 4: @@
 |extensions={{ext|pxd}}
 }}
-'''Pixlr''' is a layered raster graphics format associated with Web based ''Pixlr'' application.
+'''Pixlr''' is a layered raster graphics format associated with Web based ''Pixlr'' application (now owned by Autodesk)
 == Format Specification ==

@@ Line 13: / Line 13: @@
 The pixlr format is a compressed binary format, why we choose this and not a xml/jpg ish format is due to many reasons.<br>
 It all comes down to quality, speed and file size.<br>
-The pxd file is compressed with zlib to reduce the file size.<br>
+The pxd file is compressed with [[zlib]] to reduce the file size.<br>
 The uncompressed data are then ordered into two main sections. The Header and the Layer section.<br>
 The header includes, pxd version, color-mode, width, height and number of layers.

@@ Line 29: / Line 29: @@
 for every layer
-bytes - layer size in bytes (including layer bitmap data)
+bytes - total layer size in bytes
 bytes - namelen
    n bytes - name

@@ Line 55: / Line 55: @@
 bytes - unknown
    if text layer
-     text + font data here (TODO)
+     text + font data (TODO)
    end if

@@ Line 39: / Line 39: @@
 bytes - layer height
 byte - opacity (0..100)
-byte - visible  (TODO: flags ?)
+byte - visible
 bytes - blendmode

@@ Line 40: / Line 40: @@
 byte - opacity (0..100)
 byte - visible  (TODO: flags ?)
-bytes - blendmode ?
+bytes - blendmode
-  (TODO: layer protected flag?)
 bytes - size in bytes of layer bitmap data
    n bytes - layer bitmap data in ARGB format (not premultiplied)
-   (TODO: Layer masks and Layer styles)
+bytes - size in bytes of layer mask data (0 if no mask)
 end every layer

@@ Line 32: / Line 32: @@
 bytes - namelen
    n bytes - name
-byte - always zero?
+byte - layer type: 0=bitmap, 1=text (text layer also contains bitmap)
 bytes - layer x-pos