/* * Copyright (C) 2024 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. */ #include #include #include #include #include #include "FrameDecoderHelpers.h" #include "IMediaSourceFuzzImpl.h" namespace android { #define MAX_MEDIA_BUFFER_SIZE 2048 // Fuzzer entry point. extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { // Init our wrapper FuzzedDataProvider fdp(data, size); std::string name = fdp.ConsumeRandomLengthString(fdp.remaining_bytes()); AString componentName(name.c_str()); sp trackMeta = generateMetaData(&fdp); sp source = new IMediaSourceFuzzImpl(&fdp, MAX_MEDIA_BUFFER_SIZE); // Image or video Decoder? sp decoder; bool isVideoDecoder = fdp.ConsumeBool(); if (isVideoDecoder) { decoder = new VideoFrameDecoder(componentName, trackMeta, source); } else { decoder = new MediaImageDecoder(componentName, trackMeta, source); } while (fdp.remaining_bytes()) { if (fdp.ConsumeBool()) { int64_t frameTimeUs = fdp.ConsumeIntegral(); int option = fdp.ConsumeIntegral(); int colorFormat = fdp.ConsumeIntegral(); decoder->init(frameTimeUs, option, colorFormat); decoder->extractFrame(); } else { FrameRect rect; rect.left = fdp.ConsumeIntegral(); rect.top = fdp.ConsumeIntegral(); rect.right = fdp.ConsumeIntegral(); rect.bottom = fdp.ConsumeIntegral(); int64_t frameTimeUs = fdp.ConsumeIntegral(); int option = fdp.ConsumeIntegral(); int colorFormat = fdp.ConsumeIntegral(); decoder->init(frameTimeUs, option, colorFormat); decoder->extractFrame(&rect); } } generated_mime_types.clear(); return 0; } } // namespace android