New API for encoding bitmaps during serialization.

src/core/SkBitmap.cpp

 
 /*
  * Copyright 2008 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.
  */
 
 
 #include "SkBitmap.h"
@@ skipping 848 matching lines @@
             return SUB_OFFSET_FAILURE;
     }
     return y * bm.rowBytes() + x;
 }
 
 /**
  *  Using the pixelRefOffset(), rowBytes(), and Config of bm, determine the (x, y) coordinate of the
  *  upper left corner of bm relative to its SkPixelRef.
  *  x and y must be non-NULL.
  */
-static bool getUpperLeftFromOffset(const SkBitmap& bm, int32_t* x, int32_t* y) {
+bool getUpperLeftFromOffset(const SkBitmap& bm, int32_t* x, int32_t* y) {
     SkASSERT(x != NULL && y != NULL);
     const size_t offset = bm.pixelRefOffset();
     if (0 == offset) {
         *x = *y = 0;
         return true;
     }
     // Use integer division to find the correct y position.
     *y = SkToS32(offset / bm.rowBytes());
     // The remainder will be the x position, after we reverse getSubOffset.
     *x = SkToS32(offset % bm.rowBytes());
@@ skipping 789 matching lines @@
         if (NULL != uri) {
             str->appendf(" uri:\"%s\"", uri);
         } else {
             str->appendf(" pixelref:%p", pr);
         }
     }
 
     str->append(")");
 }
 #endif