Updates to images project.

include/images/SkImageDecoder.h

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkImageDecoder_DEFINED
 #define SkImageDecoder_DEFINED
 
 #include "SkBitmap.h"
 #include "SkBitmapFactory.h"
 #include "SkImage.h"
 #include "SkRect.h"
 #include "SkRefCnt.h"
 
 class SkStream;
 
 /** \class SkImageDecoder
 
     Base class for decoding compressed images into a SkBitmap
 */
 class SkImageDecoder {
 public:
     virtual ~SkImageDecoder();
 
-    // Should be consistent with kFormatName
+    // Should be consistent with sFormatName
     enum Format {
         kUnknown_Format,
         kBMP_Format,
         kGIF_Format,
         kICO_Format,
         kJPEG_Format,
         kPNG_Format,
         kWBMP_Format,
         kWEBP_Format,
 
         kLastKnownFormat = kWEBP_Format
     };
 
-    /** Return the compressed data's format (see Format enum)
+    /** Return the format of image this decoder can decode. If this decoder can decode multiple
+        formats, kUnknown_Format will be returned.
     */
     virtual Format getFormat() const;
 
-    /** Return the compressed data's format name.
+    /** Return a readable string of the value returned by getFormat().
     */
     const char* getFormatName() const;
 
     /** Returns true if the decoder should try to dither the resulting image.
         The default setting is true.
     */
     bool getDitherImage() const { return fDitherImage; }
 
     /** Set to true if the the decoder should try to dither the resulting image.
         The default setting is true.
@@ skipping 409 matching lines @@
 // not all of these will be available
 DECLARE_DECODER_CREATOR(BMPImageDecoder);
 DECLARE_DECODER_CREATOR(GIFImageDecoder);
 DECLARE_DECODER_CREATOR(ICOImageDecoder);
 DECLARE_DECODER_CREATOR(JPEGImageDecoder);
 DECLARE_DECODER_CREATOR(PNGImageDecoder);
 DECLARE_DECODER_CREATOR(WBMPImageDecoder);
 DECLARE_DECODER_CREATOR(WEBPImageDecoder);
 
 #endif