SkScaledCodec class

src/codec/SkJpegCodec.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkJpegCodec_DEFINED
 #define SkJpegCodec_DEFINED
 
@@ skipping 83 matching lines @@
      * Called only by NewFromStream
      *
      * @param srcInfo contains the source width and height
      * @param stream the encoded image data
      * @param decoderMgr holds decompress struct, src manager, and error manager
      *                   takes ownership
      */
     SkJpegCodec(const SkImageInfo& srcInfo, SkStream* stream, JpegDecoderMgr* decoderMgr);
 
     /*
+     * Create the swizzler based on the encoded format

[scroggo, 2015/08/06 15:09:11]

This should probably state that it is only used in scanline decoding.

Actually, I do not see an implementation. The SD has its own function, so I
think this is no longer needed.

[emmaleer, 2015/08/06 18:59:52]

Acknowledged.

+     */
+    Result initializeSwizzler(const SkImageInfo& requestedInfo, const Options&);
+
+    /*
      * Handles rewinding the input stream if it is necessary
      */
     bool handleRewind();
 
     /*
      * Checks if the conversion between the input image and the requested output
      * image has been implemented
      * Sets the output color space
      */
     bool setOutputColorSpace(const SkImageInfo& dst);
 
     /*
-     * Checks if we can scale to the requested dimensions and scales the dimensions
-     * if possible
+     * Checks if we can natively scale to the requested dimensions and natively scales the 
+     * dimensions if possible
      */
-    bool scaleToDimensions(uint32_t width, uint32_t height);
-
-    /*
-     * Create the swizzler based on the encoded format
-     */
-    void initializeSwizzler(const SkImageInfo& dstInfo, void* dst, size_t dstRowBytes,
-            const Options& options);
+    bool nativelyScaleToDimensions(uint32_t width, uint32_t height); 
 
     SkAutoTDelete<JpegDecoderMgr> fDecoderMgr;
-
+    
     friend class SkJpegScanlineDecoder;
 
     typedef SkCodec INHERITED;
 };
 
 #endif