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Issue 2229353002: V4L2SVDA: Add a VP9Accelerator implementation utilizing the V4L2 VP9 frame API. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: compilation fixes Created 4 years, 3 months ago
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1 // Copyright 2016 The Chromium Authors. All rights reserved. 1 // Copyright 2016 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include <stddef.h> 5 #include <stddef.h>
6 #include <stdint.h> 6 #include <stdint.h>
7 7
8 #include "base/numerics/safe_conversions.h" 8 #include "base/numerics/safe_conversions.h"
9 #include "media/filters/ivf_parser.h" 9 #include "media/filters/ivf_parser.h"
10 #include "media/filters/vp9_parser.h" 10 #include "media/filters/vp9_parser.h"
11 11
12 // Entry point for LibFuzzer. 12 // Entry point for LibFuzzer.
13 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { 13 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
14 const uint8_t* ivf_payload = nullptr; 14 const uint8_t* ivf_payload = nullptr;
15 media::IvfParser ivf_parser; 15 media::IvfParser ivf_parser;
16 media::IvfFileHeader ivf_file_header; 16 media::IvfFileHeader ivf_file_header;
17 media::IvfFrameHeader ivf_frame_header; 17 media::IvfFrameHeader ivf_frame_header;
18 18
19 if (!ivf_parser.Initialize(data, size, &ivf_file_header)) 19 if (!ivf_parser.Initialize(data, size, &ivf_file_header))
20 return 0; 20 return 0;
21 21
22 // Parse until the end of stream/unsupported stream/error in stream is found. 22 // Parse until the end of stream/unsupported stream/error in stream is found.
23 while (ivf_parser.ParseNextFrame(&ivf_frame_header, &ivf_payload)) { 23 while (ivf_parser.ParseNextFrame(&ivf_frame_header, &ivf_payload)) {
24 // TODO(kcwu): fuzzing with parsing_compressed_header=true. 24 // TODO(kcwu): fuzzing with parsing_compressed_header=true.
25 media::Vp9Parser vp9_parser(false); 25 media::Vp9Parser vp9_parser(false);
26 media::Vp9FrameHeader vp9_frame_header; 26 media::Vp9FrameHeader vp9_frame_header;
27 vp9_parser.SetStream(ivf_payload, ivf_frame_header.frame_size); 27 vp9_parser.SetStream(ivf_payload, ivf_frame_header.frame_size);
28 while (vp9_parser.ParseNextFrame(&vp9_frame_header, nullptr) == 28 while (vp9_parser.ParseNextFrame(&vp9_frame_header) ==
29 media::Vp9Parser::kOk) { 29 media::Vp9Parser::kOk) {
30 // Repeat until all frames processed. 30 // Repeat until all frames processed.
31 } 31 }
32 } 32 }
33 33
34 return 0; 34 return 0;
35 } 35 }
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