54 lines
1.7 KiB
C
54 lines
1.7 KiB
C
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#ifndef _flv_parser_h_
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#define _flv_parser_h_
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#include <stdint.h>
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#include <stddef.h>
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#include "flv-header.h"
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/// Audio/Video Elementary Stream
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/// @param[in] param user-defined parameter
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/// @param[in] codec audio/video format (see more flv-proto.h)
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/// @param[in] data audio/video element data, AAC: AAC-Frame, H.264: MP4 Stream, MP3-Raw data
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/// @param[in] bytes data length in byte
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/// @param[in] pts audio/video presentation timestamp
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/// @param[in] dts audio/video decoding timestamp
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/// @param[in] flags 1-video keyframe, other-undefined
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/// @return 0-ok, other-error
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typedef int (*flv_parser_handler)(void* param, int codec, const void* data, size_t bytes, uint32_t pts, uint32_t dts, int flags);
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/// Input FLV Audio/Video Stream
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/// @param[in] type 8-audio, 9-video, 18-script (see more flv-proto.h)
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/// @param[in] data flv audio/video Stream, AudioTagHeader/VideoTagHeader + A/V Data
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/// @param[in] bytes data length in byte
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/// @param[in] timestamp milliseconds relative to the first tag(DTS)
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/// @return 0-ok, other-error
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int flv_parser_tag(int type, const void* data, size_t bytes, uint32_t timestamp, flv_parser_handler handler, void* param);
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struct flv_parser_t
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{
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int state;
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size_t bytes;
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size_t expect;
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uint8_t ptr[32];
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struct flv_header_t header;
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struct flv_tag_header_t tag;
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struct flv_audio_tag_header_t audio;
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struct flv_video_tag_header_t video;
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uint8_t* body;
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void* (*alloc)(void* param, size_t bytes);
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void (*free)(void* param, void* ptr);
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};
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int flv_parser_input(struct flv_parser_t* parser, const uint8_t* data, size_t bytes, flv_parser_handler handler, void* param);
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#if defined(__cplusplus)
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}
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#endif
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#endif /* !_flv_parser_h_ */
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