SkScaledCodec class

src/codec/SkJpegCodec.h

Index: src/codec/SkJpegCodec.h
diff --git a/src/codec/SkJpegCodec.h b/src/codec/SkJpegCodec.h
index 1844269e6b3eff13a2e53dd636a8845e299c8739..794866ef112fa4202c9d97e7c6542356bcfef05b 100644
--- a/src/codec/SkJpegCodec.h
+++ b/src/codec/SkJpegCodec.h
@@ -60,6 +60,7 @@ protected:
             SkPMColor ctable[], int* ctableCount) override;
 
 private:
+    SkAutoTDelete<SkSwizzler>   fSwizzler;
 
     /*
      * Read enough of the stream to initialize the SkJpegCodec.
@@ -95,6 +96,12 @@ private:
     SkJpegCodec(const SkImageInfo& srcInfo, SkStream* stream, JpegDecoderMgr* decoderMgr);
 
     /*
+     * Create the swizzler based on the encoded format
+     */
+    Result initializeSwizzler(const SkImageInfo& requestedInfo, void* dst, size_t rowBytes,
+                              const Options&, SkPMColor*, int* ctableCount);
+
+    /*
      * Handles rewinding the input stream if it is necessary
      */
     bool handleRewind();
@@ -107,19 +114,14 @@ private:
     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;
-
+    int                           fPartialDenom;

[scroggo, 2015/08/05 15:36:01]

It looks like these are no longer used?

+    int                           fPartialNum;
     friend class SkJpegScanlineDecoder;
 
     typedef SkCodec INHERITED;