1 /*
2 * Copyright (c) 2023 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 #include <cstddef>
16 #include <cstdint>
17 #include "native_avcodec_base.h"
18 #include "native_avformat.h"
19 #include "videodec_sample.h"
20 #include <fuzzer/FuzzedDataProvider.h>
21 #define FUZZ_PROJECT_NAME "swdecodersetparameter_fuzzer"
22 using namespace std;
23 using namespace OHOS;
24 using namespace OHOS::Media;
25 static VDecFuzzSample *vDecSample = nullptr;
26 constexpr uint32_t DEFAULT_WIDTH = 1920;
27 constexpr uint32_t DEFAULT_HEIGHT = 1080;
28 constexpr double DEFAULT_FRAME_RATE = 30.0;
29 namespace OHOS {
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)30 bool DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size)
31 {
32 if (size < sizeof(int64_t)) {
33 return false;
34 }
35 if (!vDecSample) {
36 vDecSample = new VDecFuzzSample();
37 vDecSample->defaultWidth = DEFAULT_WIDTH;
38 vDecSample->defaultHeight = DEFAULT_HEIGHT;
39 vDecSample->defaultFrameRate = DEFAULT_FRAME_RATE;
40 vDecSample->isSurfMode = true;
41 vDecSample->CreateVideoDecoder("OH.Media.Codec.Decoder.Video.AVC");
42 vDecSample->ConfigureVideoDecoder();
43 vDecSample->SetVideoDecoderCallback();
44 vDecSample->Start();
45 }
46 OH_AVFormat *format = OH_AVFormat_CreateVideoFormat("video/avc", DEFAULT_WIDTH, DEFAULT_HEIGHT);
47 FuzzedDataProvider fdp(data, size);
48 int intData0 = fdp.ConsumeIntegral<int32_t>();
49 int intData1 = fdp.ConsumeIntegral<int32_t>();
50 int intData2 = fdp.ConsumeIntegral<int32_t>();
51 int intData3 = fdp.ConsumeIntegral<int32_t>();
52 int intData4 = fdp.ConsumeIntegral<int32_t>();
53 int intData5 = fdp.ConsumeIntegral<int32_t>();
54 int intData6 = fdp.ConsumeIntegral<int32_t>();
55 int intData7 = fdp.ConsumeIntegral<int32_t>();
56 int intData8 = fdp.ConsumeIntegral<int32_t>();
57 int longData = fdp.ConsumeIntegral<int64_t>();
58 double doubleData = fdp.ConsumeFloatingPoint<double>();
59 OH_AVFormat_SetIntValue(format, OH_MD_KEY_BITRATE, intData0);
60 OH_AVFormat_SetIntValue(format, OH_MD_KEY_MAX_INPUT_SIZE, intData1);
61 OH_AVFormat_SetIntValue(format, OH_MD_KEY_WIDTH, intData2);
62 OH_AVFormat_SetIntValue(format, OH_MD_KEY_HEIGHT, intData3);
63 OH_AVFormat_SetIntValue(format, OH_MD_KEY_PIXEL_FORMAT, intData4);
64 OH_AVFormat_SetIntValue(format, OH_MD_KEY_VIDEO_ENCODE_BITRATE_MODE, intData5);
65 OH_AVFormat_SetIntValue(format, OH_MD_KEY_PROFILE, intData6);
66 OH_AVFormat_SetIntValue(format, OH_MD_KEY_I_FRAME_INTERVAL, intData7);
67 OH_AVFormat_SetIntValue(format, OH_MD_KEY_ROTATION, intData8);
68 OH_AVFormat_SetLongValue(format, OH_MD_KEY_DURATION, longData);
69 OH_AVFormat_SetDoubleValue(format, OH_MD_KEY_FRAME_RATE, doubleData);
70
71 vDecSample->SetParameter(format);
72
73 OH_AVFormat_Destroy(format);
74 return true;
75 }
76 } // namespace OHOS
77
78 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)79 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
80 {
81 /* Run your code on data */
82 OHOS::DoSomethingInterestingWithMyAPI(data, size);
83 return 0;
84 }
85