/**
* Finally, make sure that if we get ETC1 data from a PKM file that we can then
* accurately write it out into a KTX file (i.e. transferring the ETC1 data from
* the PKM to the KTX should produce an identical KTX to the one we have on file)
*/
DEF_TEST(KtxReexportPKM, reporter) {
SkString pkmFilename = GetResourcePath("mandrill_128.pkm");
// Load PKM file into a bitmap
SkBitmap etcBitmap;
SkAutoTUnref<SkData> fileData(SkData::NewFromFileName(pkmFilename.c_str()));
if (nullptr == fileData) {
SkDebugf("KtxReexportPKM: can't load test file %s\n", pkmFilename.c_str());
return;
}
bool installDiscardablePixelRefSuccess =
SkDEPRECATED_InstallDiscardablePixelRef(fileData, &etcBitmap);
if (!installDiscardablePixelRefSuccess) {
ERRORF(reporter, "failed to create discardable pixelRef from KTX file");
return;
}
// Write the bitmap out to a KTX file.
SkData *ktxDataPtr = SkImageEncoder::EncodeData(etcBitmap, SkImageEncoder::kKTX_Type, 0);
SkAutoDataUnref newKtxData(ktxDataPtr);
REPORTER_ASSERT(reporter, ktxDataPtr);
// See is this data is identical to data in existing ktx file.
SkString ktxFilename = GetResourcePath("mandrill_128.ktx");
SkAutoDataUnref oldKtxData(SkData::NewFromFileName(ktxFilename.c_str()));
REPORTER_ASSERT(reporter, oldKtxData->equals(newKtxData));
}
/**
* Finally, make sure that if we get ETC1 data from a PKM file that we can then
* accurately write it out into a KTX file (i.e. transferring the ETC1 data from
* the PKM to the KTX should produce an identical KTX to the one we have on file)
*/
DEF_TEST(KtxReexportPKM, reporter) {
SkString resourcePath = GetResourcePath();
SkString filename = SkOSPath::SkPathJoin(resourcePath.c_str(), "mandrill_128.pkm");
// Load PKM file into a bitmap
SkBitmap etcBitmap;
SkAutoTUnref<SkData> fileData(SkData::NewFromFileName(filename.c_str()));
REPORTER_ASSERT(reporter, NULL != fileData);
bool installDiscardablePixelRefSuccess =
SkInstallDiscardablePixelRef(
SkDecodingImageGenerator::Create(
fileData, SkDecodingImageGenerator::Options()), &etcBitmap);
REPORTER_ASSERT(reporter, installDiscardablePixelRefSuccess);
// Write the bitmap out to a KTX file.
SkData *ktxDataPtr = SkImageEncoder::EncodeData(etcBitmap, SkImageEncoder::kKTX_Type, 0);
SkAutoDataUnref newKtxData(ktxDataPtr);
REPORTER_ASSERT(reporter, NULL != ktxDataPtr);
// See is this data is identical to data in existing ktx file.
SkString ktxFilename = SkOSPath::SkPathJoin(resourcePath.c_str(), "mandrill_128.ktx");
SkAutoDataUnref oldKtxData(SkData::NewFromFileName(ktxFilename.c_str()));
REPORTER_ASSERT(reporter, oldKtxData->equals(newKtxData));
}
