1 /* 2 * Copyright (C) 2022 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #pragma once 17 #include <android/native_window.h> 18 #include <fuzzer/FuzzedDataProvider.h> 19 #include <media/NdkMediaCodec.h> 20 #include <media/NdkMediaCodecPlatform.h> 21 #include <media/NdkMediaFormat.h> 22 #include <media/stagefright/MediaCodecConstants.h> 23 24 constexpr int32_t kMinBytes = 1; 25 constexpr int32_t kMaxBytes = 256; 26 constexpr int32_t kMinIntKeyValue = 0; 27 constexpr int32_t kMaxIntKeyValue = 6000000; 28 constexpr int32_t kMinFloatKeyValue = 1.0f; 29 constexpr int32_t kMaxFloatKeyValue = 500.f; 30 constexpr int32_t kMinTimeOutUs = 0; 31 constexpr int32_t kMaxTimeOutUs = 5000; 32 constexpr int32_t kMinAPICase = 0; 33 constexpr int32_t kMaxCodecFormatAPIs = 2; 34 constexpr int32_t kMaxCryptoKey = 16; 35 constexpr int32_t kMinIterations = 10; 36 constexpr int32_t kMaxIterations = 100; 37 constexpr size_t kMinBufferIndex = 1; 38 constexpr size_t kMaxBufferIndex = 128; 39 40 class NdkMediaCodecFuzzerBase { 41 public: NdkMediaCodecFuzzerBase()42 NdkMediaCodecFuzzerBase() { mFormat = AMediaFormat_new(); } 43 void invokeCodecFormatAPI(AMediaCodec* codec); 44 void invokeInputBufferOperationAPI(AMediaCodec* codec); 45 void invokeOutputBufferOperationAPI(AMediaCodec* codec); 46 AMediaCodecCryptoInfo* getAMediaCodecCryptoInfo(); 47 AMediaCodec* createCodec(bool isEncoder, bool isCodecForClient); getCodecFormat()48 AMediaFormat* getCodecFormat() { return mFormat; }; setFdp(FuzzedDataProvider * fdp)49 void setFdp(FuzzedDataProvider* fdp) { mFdp = fdp; } ~NdkMediaCodecFuzzerBase()50 ~NdkMediaCodecFuzzerBase() { 51 if (mFormat) { 52 AMediaFormat_delete(mFormat); 53 } 54 } 55 56 private: 57 AMediaCodec* createAMediaCodecByname(bool isEncoder, bool isCodecForClient); 58 AMediaCodec* createAMediaCodecByType(bool isEncoder, bool isCodecForClient); 59 AMediaFormat* getSampleAudioFormat(); 60 AMediaFormat* getSampleVideoFormat(); 61 void setCodecFormat(); 62 AMediaFormat* mFormat = nullptr; 63 FuzzedDataProvider* mFdp = nullptr; 64 }; 65