68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
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#ifndef __AVIFILE_H
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#define __AVIFILE_H
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#include "avi_def.h"
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//#define DEBUGINFO //信息打印开关
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/** big_endian */
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// #define RIFF_ID 0x52494646
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// #define AVI_ID 0x41564920
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// #define LIST_ID 0x4c495354
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// #define hdrl_ID 0x6864726c
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// #define avih_ID 0x61766968
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// #define strl_ID 0x7374726c
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// #define strh_ID 0x73747268
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// #define strf_ID 0x73747266
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// #define movi_ID 0x6d6f7669
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// #define mjpg_ID 0x4D4A5047
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// #define vids_ID 0x76696473
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// #define auds_ID 0x61756473
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/** little_endian */
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#define RIFF_ID _REV(0x52494646)
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#define AVI_ID _REV(0x41564920)
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#define LIST_ID _REV(0x4c495354)
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#define hdrl_ID _REV(0x6864726c)
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#define avih_ID _REV(0x61766968)
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#define strl_ID _REV(0x7374726c)
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#define strh_ID _REV(0x73747268)
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#define strf_ID _REV(0x73747266)
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#define movi_ID _REV(0x6d6f7669)
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#define mjpg_ID _REV(0x4D4A5047)
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#define vids_ID _REV(0x76696473)
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#define auds_ID _REV(0x61756473)
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typedef struct
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{
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uint32_t RIFFchunksize;
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uint32_t LISTchunksize;
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uint32_t avihsize;
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uint32_t strlsize;
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uint32_t strhsize;
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uint32_t movi_start; //数据块的起始位置
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uint32_t movi_size;
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uint16_t vids_fps;
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uint16_t vids_width;
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uint16_t vids_height;
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uint16_t auds_channels;
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uint16_t auds_sample_rate;
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uint16_t auds_bits;
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AVI_HDRL_LIST avi_hd;
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} AVI_TypeDef;
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#define MAKEWORD(ptr) (uint32_t)(((uint32_t)*((uint8_t*)(ptr))<<8)|(uint32_t)*(uint8_t*)((ptr)+1))
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#define MAKEuint32_t(ptr) (uint32_t)(((uint32_t)*(uint8_t*)(ptr)|(((uint32_t)*(uint8_t*)(ptr+1))<<8)|\
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(((uint32_t)*(uint8_t*)(ptr+2))<<16)|(((uint32_t)*(uint8_t*)(ptr+3))<<24)))
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int AVI_Parser(const uint8_t *buffer, uint32_t length);
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uint8_t AVIH_Parser(uint8_t *buffer);
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#endif
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