Optionally run RAW images serially

dm/DMSrcSink.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 DMSrcSink_DEFINED
 #define DMSrcSink_DEFINED
 
@@ skipping 106 matching lines @@
         kGetFromCanvas_DstColorType,
         kIndex8_Always_DstColorType,
         kGrayscale_Always_DstColorType,
     };
     CodecSrc(Path, Mode, DstColorType, SkAlphaType, float);
 
     Error draw(SkCanvas*) const override;
     SkISize size() const override;
     Name name() const override;
     bool veto(SinkFlags) const override;
+    bool serial() const override { return fRunSerially; }
 private:
     Path                    fPath;
     Mode                    fMode;
     DstColorType            fDstColorType;
     SkAlphaType             fDstAlphaType;
     float                   fScale;
+    bool                    fRunSerially;
 };
 
 class AndroidCodecSrc : public Src {
 public:
     enum Mode {
         kFullImage_Mode,
         // Splits the image into multiple subsets using a divisor and decodes the subsets
         // separately.
         kDivisor_Mode,
     };
 
     AndroidCodecSrc(Path, Mode, CodecSrc::DstColorType, SkAlphaType, int sampleSize);
 
     Error draw(SkCanvas*) const override;
     SkISize size() const override;
     Name name() const override;
     bool veto(SinkFlags) const override;
+    bool serial() const override { return fRunSerially; }
 private:
     Path                    fPath;
     Mode                    fMode;
     CodecSrc::DstColorType  fDstColorType;
     SkAlphaType             fDstAlphaType;
     int                     fSampleSize;
+    bool                    fRunSerially;
 };
 
 // Allows for testing of various implementations of Android's BitmapRegionDecoder
 class BRDSrc : public Src {
 public:
     enum Mode {
         // Decode the entire image as one region.
         kFullImage_Mode,
         // Splits the image into multiple regions using a divisor and decodes the regions
         // separately.  Also, this test adds a border of a few pixels to each of the regions
@@ skipping 187 matching lines @@
 
 class ViaMojo : public Via {
 public:
     explicit ViaMojo(Sink* sink) : Via(sink) {}
     Error draw(const Src&, SkBitmap*, SkWStream*, SkString*) const override;
 };
 
 }  // namespace DM
 
 #endif//DMSrcSink_DEFINED