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 #define FUZZ_PROJECT_NAME "swdecodersetparameter_fuzzer"
21 using namespace std;
22 using namespace OHOS;
23 using namespace OHOS::Media;
24 static VDecFuzzSample *vDecSample = nullptr;
25 constexpr uint32_t DEFAULT_WIDTH = 1920;
26 constexpr uint32_t DEFAULT_HEIGHT = 1080;
27 constexpr double DEFAULT_FRAME_RATE = 30.0;
28 namespace OHOS {
DoSomethingInterestingWithMyAPI(const uint8_t * data,size_t size)29 bool DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size)
30 {
31 if (size < sizeof(int64_t)) {
32 return false;
33 }
34 if (!vDecSample) {
35 vDecSample = new VDecFuzzSample();
36 vDecSample->defaultWidth = DEFAULT_WIDTH;
37 vDecSample->defaultHeight = DEFAULT_HEIGHT;
38 vDecSample->defaultFrameRate = DEFAULT_FRAME_RATE;
39 vDecSample->isSurfMode = true;
40 vDecSample->CreateVideoDecoder("OH.Media.Codec.Decoder.Video.AVC");
41 vDecSample->ConfigureVideoDecoder();
42 vDecSample->SetVideoDecoderCallback();
43 vDecSample->Start();
44 }
45 OH_AVFormat *format = OH_AVFormat_CreateVideoFormat("video/avc", DEFAULT_WIDTH, DEFAULT_HEIGHT);
46 int32_t intData = *reinterpret_cast<const int32_t *>(data);
47 int64_t longData = *reinterpret_cast<const int64_t *>(data);
48 double doubleData = *reinterpret_cast<const double *>(data);
49 OH_AVFormat_SetIntValue(format, OH_MD_KEY_BITRATE, intData);
50 OH_AVFormat_SetIntValue(format, OH_MD_KEY_MAX_INPUT_SIZE, intData);
51 OH_AVFormat_SetIntValue(format, OH_MD_KEY_WIDTH, intData);
52 OH_AVFormat_SetIntValue(format, OH_MD_KEY_HEIGHT, intData);
53 OH_AVFormat_SetIntValue(format, OH_MD_KEY_PIXEL_FORMAT, intData);
54 OH_AVFormat_SetIntValue(format, OH_MD_KEY_VIDEO_ENCODE_BITRATE_MODE, intData);
55 OH_AVFormat_SetIntValue(format, OH_MD_KEY_PROFILE, intData);
56 OH_AVFormat_SetIntValue(format, OH_MD_KEY_I_FRAME_INTERVAL, intData);
57 OH_AVFormat_SetIntValue(format, OH_MD_KEY_ROTATION, intData);
58 OH_AVFormat_SetLongValue(format, OH_MD_KEY_DURATION, longData);
59 OH_AVFormat_SetDoubleValue(format, OH_MD_KEY_FRAME_RATE, doubleData);
60
61 vDecSample->SetParameter(format);
62
63 OH_AVFormat_Destroy(format);
64 return true;
65 }
66 } // namespace OHOS
67
68 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)69 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
70 {
71 /* Run your code on data */
72 OHOS::DoSomethingInterestingWithMyAPI(data, size);
73 return 0;
74 }
75