Fixes for partial images.

include/config/SkUserConfig.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 SkUserConfig_DEFINED
@@ skipping 160 matching lines @@
 /* Skia uses these defines as the target of include preprocessor directives.
  * The header files pointed to by these defines provide declarations and
  * possibly inline implementations of threading primitives.
  *
  * See SkThread.h for documentation on what these includes must contain.
  */
 //#define SK_ATOMICS_PLATFORM_H "SkAtomics_xxx.h"
 //#define SK_MUTEX_PLATFORM_H "SkMutex_xxx.h"
 //#define SK_BARRIERS_PLATFORM_H "SkBarriers_xxx.h"
 
+/*
+ * This flags determines what to do if a decoder atttempts to decode an
+ * incomplete stream. If defined, the decoder will return an image with that
+ * shows all the pixels available in the stream if the decoder is capable of
+ * partial decoding. Otherwise the decoder will report failure.
+ * NOTE: Currently only applies to JPEG and GIF.
+ * TODO: Perhaps this should be a runtime option in a future version of
+ * SkImageDecoder.
+ */
+//#define SK_DECODE_PARTIAL_IMAGES
 #endif