36 lines
1.1 KiB
C++
36 lines
1.1 KiB
C++
/*
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* Copyright (c) 2019 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef API_VIDEO_CODECS_BITSTREAM_PARSER_H_
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#define API_VIDEO_CODECS_BITSTREAM_PARSER_H_
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#include <stddef.h>
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#include <stdint.h>
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#include "api/array_view.h"
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namespace webrtc {
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// This class is an interface for bitstream parsers.
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class BitstreamParser {
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public:
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virtual ~BitstreamParser() = default;
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// Parse an additional chunk of the bitstream.
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virtual void ParseBitstream(rtc::ArrayView<const uint8_t> bitstream) = 0;
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// Get the last extracted QP value from the parsed bitstream. If no QP
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// value could be parsed, returns absl::nullopt.
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virtual absl::optional<int> GetLastSliceQp() const = 0;
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};
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} // namespace webrtc
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#endif // API_VIDEO_CODECS_BITSTREAM_PARSER_H_
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