47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
/*
|
|
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#ifndef WEBRTC_MODULES_RTP_RTCP_SOURCE_H264_BITSTREAM_PARSER_H_
|
|
#define WEBRTC_MODULES_RTP_RTCP_SOURCE_H264_BITSTREAM_PARSER_H_
|
|
|
|
#include "typedefs.h"
|
|
|
|
namespace webrtc {
|
|
class BitstreamParser
|
|
{
|
|
public:
|
|
BitstreamParser(const WebRtc_UWord8* data, const WebRtc_UWord32 dataLength);
|
|
|
|
WebRtc_UWord8 Get1Bit();
|
|
WebRtc_UWord8 Get2Bits();
|
|
WebRtc_UWord8 Get3Bits();
|
|
WebRtc_UWord8 Get4Bits();
|
|
WebRtc_UWord8 Get5Bits();
|
|
WebRtc_UWord8 Get6Bits();
|
|
WebRtc_UWord8 Get7Bits();
|
|
WebRtc_UWord8 Get8Bits();
|
|
WebRtc_UWord16 Get16Bits();
|
|
WebRtc_UWord32 Get24Bits();
|
|
WebRtc_UWord32 Get32Bits();
|
|
|
|
// Exp-Golomb codes
|
|
WebRtc_UWord32 GetUE();
|
|
|
|
private:
|
|
const WebRtc_UWord8* _data;
|
|
const WebRtc_UWord32 _dataLength;
|
|
|
|
WebRtc_UWord32 _byteOffset;
|
|
WebRtc_UWord8 _bitOffset;
|
|
};
|
|
} // namespace webrtc
|
|
|
|
#endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_H264_BITSTREAM_PARSER_H_
|