/src/aacDecoder_DecodeFrame.cpp
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1 | | // Copyright 2019 Google Inc. |
2 | | // |
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 "aacdecoder_lib.h" |
16 | | #include <stdint.h> |
17 | | |
18 | 0 | #define FILEREAD_MAX_LAYERS 1 |
19 | 0 | #define OUT_BUF_SIZE (8 * 2048 * 4) |
20 | | |
21 | 0 | extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) { |
22 | 0 | HANDLE_AACDECODER aacDecoderInfo = NULL; |
23 | |
|
24 | 0 | INT_PCM TimeData[OUT_BUF_SIZE]; |
25 | 0 | AAC_DECODER_ERROR err; |
26 | 0 | aacDecoderInfo = aacDecoder_Open(TT_MP4_LOAS, FILEREAD_MAX_LAYERS); |
27 | 0 | FDK_ASSERT(aacDecoderInfo != NULL); |
28 | | |
29 | 0 | const uint8_t *start = Data; |
30 | 0 | UINT valid, buffer_size; |
31 | |
|
32 | 0 | do { |
33 | 0 | valid = buffer_size = Data + Size - start; |
34 | 0 | err = aacDecoder_Fill(aacDecoderInfo, const_cast<UCHAR **>(&start), |
35 | 0 | &buffer_size, &valid); |
36 | 0 | start += buffer_size - valid; |
37 | 0 | if (err == AAC_DEC_OK) { |
38 | 0 | do { |
39 | 0 | err = aacDecoder_DecodeFrame(aacDecoderInfo, TimeData, OUT_BUF_SIZE, 0); |
40 | 0 | if (err != AAC_DEC_OK && err != AAC_DEC_NOT_ENOUGH_BITS) { |
41 | 0 | aacDecoder_Close(aacDecoderInfo); |
42 | 0 | aacDecoderInfo = NULL; |
43 | 0 | return 0; |
44 | 0 | } |
45 | 0 | } while (err != AAC_DEC_NOT_ENOUGH_BITS); |
46 | 0 | } |
47 | 0 | } while (valid > 0); |
48 | 0 | aacDecoder_Close(aacDecoderInfo); |
49 | 0 | aacDecoderInfo = NULL; |
50 | 0 | return 0; |
51 | 0 | } |