| // |
| // Copyright (C) 2020 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 <stddef.h> |
| #include <stdint.h> |
| |
| #include <sstream> |
| |
| #include "fuzzer/FuzzedDataProvider.h" |
| #include "mkvmuxer/mkvmuxer.h" |
| #include "fuzzing/common.h" |
| |
| extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { |
| FuzzedDataProvider fdp(data, size); |
| |
| mkvmuxer::Segment segment; |
| DiscardingMkvWriter writer; |
| segment.Init(&writer); |
| |
| int width = fdp.ConsumeIntegral<int>(); |
| int height = fdp.ConsumeIntegral<int>(); |
| |
| uint64_t video_track_number = segment.AddVideoTrack(width, height, 0); |
| |
| if (video_track_number == 0) { |
| return 0; |
| } |
| |
| while (fdp.remaining_bytes() > 0) { |
| auto frame = FuzzerRandomLengthBytes(fdp); |
| segment.AddFrame( |
| frame.data(), |
| frame.size(), |
| video_track_number, |
| fdp.ConsumeIntegral<uint64_t>(), |
| fdp.ConsumeBool()); |
| } |
| |
| segment.Finalize(); |
| |
| return 0; |
| } |