74 lines
2.6 KiB
C++
74 lines
2.6 KiB
C++
|
/*
|
||
|
|
* Copyright 2023 The Android Open Source Project
|
||
|
|
*
|
||
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
* you may not use this file except in compliance with the License.
|
||
|
|
* You may obtain a copy of the License at
|
||
|
|
*
|
||
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
*
|
||
|
|
* Unless required by applicable law or agreed to in writing, software
|
||
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
* See the License for the specific language governing permissions and
|
||
|
|
* limitations under the License.
|
||
|
|
*/
|
||
|
|
|
||
|
|
// System include files
|
||
|
|
#include <fuzzer/FuzzedDataProvider.h>
|
||
|
|
#include <iostream>
|
||
|
|
#include <vector>
|
||
|
|
|
||
|
|
// User include files
|
||
|
|
#include "ultrahdr/jpegr.h"
|
||
|
|
|
||
|
|
using namespace android::ultrahdr;
|
||
|
|
|
||
|
|
// Transfer functions for image data, sync with ultrahdr.h
|
||
|
|
const int kOfMin = ULTRAHDR_OUTPUT_UNSPECIFIED + 1;
|
||
|
|
const int kOfMax = ULTRAHDR_OUTPUT_MAX;
|
||
|
|
|
||
|
|
class UltraHdrDecFuzzer {
|
||
|
|
public:
|
||
|
|
UltraHdrDecFuzzer(const uint8_t* data, size_t size) : mFdp(data, size){};
|
||
|
|
void process();
|
||
|
|
|
||
|
|
private:
|
||
|
|
FuzzedDataProvider mFdp;
|
||
|
|
};
|
||
|
|
|
||
|
|
void UltraHdrDecFuzzer::process() {
|
||
|
|
// hdr_of
|
||
|
|
auto of = static_cast<ultrahdr_output_format>(mFdp.ConsumeIntegralInRange<int>(kOfMin, kOfMax));
|
||
|
|
auto buffer = mFdp.ConsumeRemainingBytes<uint8_t>();
|
||
|
|
jpegr_compressed_struct jpegImgR{buffer.data(), (int)buffer.size(), (int)buffer.size(),
|
||
|
|
ULTRAHDR_COLORGAMUT_UNSPECIFIED};
|
||
|
|
|
||
|
|
std::vector<uint8_t> iccData(0);
|
||
|
|
std::vector<uint8_t> exifData(0);
|
||
|
|
jpegr_info_struct info{0, 0, &iccData, &exifData};
|
||
|
|
JpegR jpegHdr;
|
||
|
|
(void)jpegHdr.getJPEGRInfo(&jpegImgR, &info);
|
||
|
|
//#define DUMP_PARAM
|
||
|
|
#ifdef DUMP_PARAM
|
||
|
|
std::cout << "input buffer size " << jpegImgR.length << std::endl;
|
||
|
|
std::cout << "image dimensions " << info.width << " x " << info.width << std::endl;
|
||
|
|
#endif
|
||
|
|
size_t outSize = info.width * info.height * ((of == ULTRAHDR_OUTPUT_SDR) ? 4 : 8);
|
||
|
|
jpegr_uncompressed_struct decodedJpegR;
|
||
|
|
auto decodedRaw = std::make_unique<uint8_t[]>(outSize);
|
||
|
|
decodedJpegR.data = decodedRaw.get();
|
||
|
|
ultrahdr_metadata_struct metadata;
|
||
|
|
jpegr_uncompressed_struct decodedGainMap{};
|
||
|
|
(void)jpegHdr.decodeJPEGR(&jpegImgR, &decodedJpegR,
|
||
|
|
mFdp.ConsumeFloatingPointInRange<float>(1.0, FLT_MAX), nullptr, of,
|
||
|
|
&decodedGainMap, &metadata);
|
||
|
|
if (decodedGainMap.data) free(decodedGainMap.data);
|
||
|
|
}
|
||
|
|
|
||
|
|
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
|
||
|
|
UltraHdrDecFuzzer fuzzHandle(data, size);
|
||
|
|
fuzzHandle.process();
|
||
|
|
return 0;
|
||
|
|
}
|