| /* |
| * 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_ |