49 lines
1.2 KiB
C++
49 lines
1.2 KiB
C++
/*
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* H264FrameParser.h
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*
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* Created on: 2016年9月24日
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* Author: liu
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*/
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#ifndef LIVE_IPCPROGRAM_INTERFACE_H264FRAMEPARSER_H_
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#define LIVE_IPCPROGRAM_INTERFACE_H264FRAMEPARSER_H_
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#include <stdint.h>
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#include <vector>
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namespace Byl {
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class H264FrameParser {
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public:
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enum H264FrameParserType { ManagerBuffer, NotManagerBuffer };
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H264FrameParser(H264FrameParserType type);
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H264FrameParser(uint8_t *buffer, int32_t size);
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~H264FrameParser();
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void setBuffer(uint8_t *buffer, uint32_t size);
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void resetParser();
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// note: 先调用findNalu判断有没有，再使用getNextNaluBuffer去读取
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bool findNalu();
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bool getNextNaluBuffer(uint8_t *&buffer, uint32_t &size, bool &isLastNalu);
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void dumpStartcode();
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private:
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bool findStartcode(uint8_t *start, uint8_t *end, uint8_t *&startcode, uint32_t &startcodeSize);
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private:
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H264FrameParserType _type;
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uint8_t *_buffer;
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uint32_t _bufferSize;
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uint8_t *_currStartPtr;
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uint8_t *_nextStartPtr;
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uint32_t _currStartcodeSize;
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uint32_t _nextStartcodeSize;
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bool _isLastNalu;
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std::vector<uint8_t *> startcodeOffsets;
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};
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} /* namespace Byl */
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#endif /* LIVE_IPCPROGRAM_INTERFACE_H264FRAMEPARSER_H_ */
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