Merge "jpegrecoverymap: Fix XMP metadata test"

  metadata_expected.transferFunction = JPEGR_TF_HLG;

  metadata_expected.rangeScalingFactor = 1.25;

  int length_expected = 1000;

  const std::string nameSpace = "http://ns.adobe.com/xap/1.0/\0";

  const int nameSpaceLength = nameSpace.size() + 1;  // need to count the null terminator

  std::string xmp = generateXmp(1000, metadata_expected);

  std::vector<uint8_t> xmpData;

  xmpData.reserve(nameSpaceLength + xmp.size());

  xmpData.insert(xmpData.end(), reinterpret_cast<const uint8_t*>(nameSpace.c_str()),

                  reinterpret_cast<const uint8_t*>(nameSpace.c_str()) + nameSpaceLength);

  xmpData.insert(xmpData.end(), reinterpret_cast<const uint8_t*>(xmp.c_str()),

                  reinterpret_cast<const uint8_t*>(xmp.c_str()) + xmp.size());

  jpegr_metadata metadata_read;

  EXPECT_TRUE(getMetadataFromXMP(reinterpret_cast<uint8_t*>(xmp[0]), xmp.size(), &metadata_read));

  EXPECT_TRUE(getMetadataFromXMP(xmpData.data(), xmpData.size(), &metadata_read));

  ASSERT_EQ(metadata_expected.transferFunction, metadata_read.transferFunction);

  ASSERT_EQ(metadata_expected.rangeScalingFactor, metadata_read.rangeScalingFactor);

}

/* Test Encode API-0 and decode */