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/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkBitmap.h"
#include "SkBitmapHasher.h"
#include "SkJSONCPP.h"
#include "SkOSFile.h"
#include "SkStream.h"
#include "SkTypes.h"
#include "image_expectations.h"
/*
* TODO(epoger): Make constant strings consistent instead of mixing hypenated and camel-caps.
*
* TODO(epoger): Similar constants are already maintained in 2 other places:
* gm/gm_json.py and gm/gm_expectations.cpp. We shouldn't add yet a third place.
* Figure out a way to share the definitions instead.
*
* Note that, as of https://codereview.chromium.org/226293002 , the JSON
* schema used here has started to differ from the one in gm_expectations.cpp .
* TODO(epoger): Consider getting GM and render_pictures to use the same JSON
* output module.
*/
const static char kJsonKey_ActualResults[] = "actual-results";
const static char kJsonKey_Header[] = "header";
const static char kJsonKey_Header_Type[] = "type";
const static char kJsonKey_Header_Revision[] = "revision"; // unique within Type
const static char kJsonKey_Image_ChecksumAlgorithm[] = "checksumAlgorithm";
const static char kJsonKey_Image_ChecksumValue[] = "checksumValue";
const static char kJsonKey_Image_ComparisonResult[] = "comparisonResult";
const static char kJsonKey_Image_Filepath[] = "filepath";
const static char kJsonKey_Source_TiledImages[] = "tiled-images";
const static char kJsonKey_Source_WholeImage[] = "whole-image";
// Values (not keys) that are written out by this JSON generator
const static char kJsonValue_Header_Type[] = "ChecksummedImages";
const static int kJsonValue_Header_Revision = 1;
const static char kJsonValue_Image_ChecksumAlgorithm_Bitmap64bitMD5[] = "bitmap-64bitMD5";
const static char kJsonValue_Image_ComparisonResult_NoComparison[] = "no-comparison";
namespace sk_tools {
void ImageResultsSummary::add(const char *sourceName, const char *fileName, uint64_t hash,
const int *tileNumber) {
Json::Value image;
image[kJsonKey_Image_ChecksumAlgorithm] = kJsonValue_Image_ChecksumAlgorithm_Bitmap64bitMD5;
image[kJsonKey_Image_ChecksumValue] = Json::UInt64(hash);
image[kJsonKey_Image_ComparisonResult] = kJsonValue_Image_ComparisonResult_NoComparison;
image[kJsonKey_Image_Filepath] = fileName;
if (NULL == tileNumber) {
fActualResults[sourceName][kJsonKey_Source_WholeImage] = image;
} else {
fActualResults[sourceName][kJsonKey_Source_TiledImages][*tileNumber] = image;
}
}
void ImageResultsSummary::add(const char *sourceName, const char *fileName, const SkBitmap& bitmap,
const int *tileNumber) {
uint64_t hash;
SkAssertResult(SkBitmapHasher::ComputeDigest(bitmap, &hash));
this->add(sourceName, fileName, hash, tileNumber);
}
void ImageResultsSummary::writeToFile(const char *filename) {
Json::Value header;
header[kJsonKey_Header_Type] = kJsonValue_Header_Type;
header[kJsonKey_Header_Revision] = kJsonValue_Header_Revision;
Json::Value root;
root[kJsonKey_Header] = header;
root[kJsonKey_ActualResults] = fActualResults;
std::string jsonStdString = root.toStyledString();
SkFILEWStream stream(filename);
stream.write(jsonStdString.c_str(), jsonStdString.length());
}
} // namespace sk_tools
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