[M120 Migration][MM] Enable video hole when in full-screen mode in the public profile.
[platform/framework/web/chromium-efl.git] / media / filters / vp9_parser_encrypted_fuzzertest.cc
1 // Copyright 2018 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include <stddef.h>
6 #include <stdint.h>
7
8 #include <fuzzer/FuzzedDataProvider.h>
9
10 #include "base/logging.h"
11 #include "base/numerics/safe_conversions.h"
12
13 #include "media/base/decrypt_config.h"
14 #include "media/base/subsample_entry.h"
15 #include "media/filters/ivf_parser.h"
16 #include "media/filters/vp9_parser.h"
17
18 struct Environment {
19   Environment() {
20     // Disable noisy logging as per "libFuzzer in Chrome" documentation:
21     // testing/libfuzzer/getting_started.md#Disable-noisy-error-message-logging.
22     logging::SetMinLogLevel(logging::LOG_FATAL);
23   }
24 };
25
26 Environment* env = new Environment();
27
28 // Entry point for LibFuzzer.
29 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
30   FuzzedDataProvider data_provider(data, size);
31   std::string key_id = data_provider.ConsumeBytesAsString(4);
32   std::string iv = data_provider.ConsumeBytesAsString(16);
33
34   media::Vp9Parser vp9_parser(data_provider.ConsumeBool());
35
36   uint8_t subsample_count_upper_bound = 8;
37   uint8_t subsamples_count =
38       data_provider.ConsumeIntegral<uint8_t>() % subsample_count_upper_bound;
39   std::vector<media::SubsampleEntry> subsamples;
40   for (uint8_t entry = 0; entry < subsamples_count; ++entry) {
41     if (data_provider.remaining_bytes() >= 2 * sizeof(uint32_t)) {
42       uint32_t clear = data_provider.ConsumeIntegral<uint32_t>();
43       uint32_t cipher = data_provider.ConsumeIntegral<uint32_t>();
44       cipher &= 0xFFFFFFF0;  // make sure cipher is a multiple of 16.
45       subsamples.push_back(media::SubsampleEntry(clear, cipher));
46     }
47   }
48
49   const uint8_t* ivf_payload = nullptr;
50   media::IvfParser ivf_parser;
51   media::IvfFileHeader ivf_file_header;
52   media::IvfFrameHeader ivf_frame_header;
53
54   if (!ivf_parser.Initialize(data, size, &ivf_file_header))
55     return 0;
56
57   // Parse until the end of stream/unsupported stream/error in stream is found.
58   while (ivf_parser.ParseNextFrame(&ivf_frame_header, &ivf_payload)) {
59     media::Vp9FrameHeader vp9_frame_header;
60     vp9_parser.SetStream(
61         ivf_payload, ivf_frame_header.frame_size,
62         media::DecryptConfig::CreateCencConfig(key_id, iv, subsamples));
63     // TODO(kcwu): further fuzzing the case of Vp9Parser::kAwaitingRefresh.
64     std::unique_ptr<media::DecryptConfig> null_config;
65     gfx::Size allocate_size;
66     while (vp9_parser.ParseNextFrame(&vp9_frame_header, &allocate_size,
67                                      &null_config) == media::Vp9Parser::kOk) {
68       // Repeat until all frames processed.
69     }
70   }
71
72   return 0;
73 }