201 lines
7.7 KiB
C
201 lines
7.7 KiB
C
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef __TEXT_ENC_API_H__
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#define __TEXT_ENC_API_H__
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#define TEXTENC_PACKET_SIZE (0x10+sizeof(RMCINFO)) //(0xc0 + sizeof(GSENSOR_t)*60 + 2)
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//#define TEXTBUF_FIFO_LEVEL 10 // fifo length for input text buffer in 10s
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#define TEXTENC_PACKET_CNT 10 // enced OutFrame buf count for 10s
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/* fifo length for input text data */
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#define FIFO_GPS_LEVEL 10 // cache cnt in 10s
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#define FIFO_GSENSOR_LEVEL 100 // bigger than gsensor_rate(video_fps=25/30/60)
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#define FIFO_ADAS_LEVEL 100 // bigger than adas_rate(video_fps=25/30/60)
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/* input type which enter into TextSrc_Comp and text encoder */
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typedef enum __text_enc_input_type {
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TEXTENC_INPUT_TYPE_GPS = 0,
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TEXTENC_INPUT_TYPE_GSENSOR = 1,
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TEXTENC_INPUT_TYPE_ADAS = 2,
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TEXTENC_INPUT_TYPE_DRIVER_ID = 3,
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} __text_enc_input_type;
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/* decide which type can be packed */
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#define TEXTENC_PACK_TYPE_GPS (1<<0)
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#define TEXTENC_PACK_TYPE_GSENSOR (1<<1)
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#define TEXTENC_PACK_TYPE_ADAS (1<<2)
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#define TEXTENC_PACK_TYPE_DRIVER_ID (1<<3)
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typedef struct gps_info_s
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{
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char IQVer[16];
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char IQBuildDate[16];
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unsigned int Hour; //gps信息里输出的小时
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unsigned int Minute; //gps信息里输出的分
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unsigned int Second; //gps信息里输出的秒
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unsigned int Year; //gps信息里输出的年
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unsigned int Month; //gps信息里输出的月
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unsigned int Day; //gps信息里输出的天
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char Status; //gps信息里输出的状态
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char NSInd; //gps信息里输出的NSInd
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char EWInd; //gps信息里输出的EWInd
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char reserved; //gps信息里输出的reserved
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double Latitude; //gps信息里输出的纬度,注意这是double型
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double Longitude; //gps信息里输出的经度，注意这是double型
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float Speed; //gps信息里输出的速度
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float Angle; //gps信息里输出的方向
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char ID[20]; //这个ID是固化在每个相机设备的主控里的，一旦烧录就不永远不会变，每台设备的ID是不一样的。
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unsigned int GsensorX; //gps信息里输出的重力加速X
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unsigned int GsensorY; //gps信息里输出的重力加速Y
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unsigned int GsensorZ; //gps信息里输出的重力加速Z
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unsigned int MHour; //主控的时间小时 ，这个主要是用于显示在app上的相机当前时间，与gps时间不一样
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unsigned int MMinute; //主控的时间分，这个主要是用于显示在app上的相机当前时间，与gps时间不一样
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unsigned int MSecond; //主控的时间秒，这个主要是用于显示在app上的相机当前时间，与gps时间不一样
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unsigned int MYear; //主控的时间年，这个主要是用于显示在app上的相机当前时间，与gps时间不一样
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unsigned int MMonth; //主控的时间月，这个主要是用于显示在app上的相机当前时间，与gps时间不一样
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unsigned int MDay; //主控的时间天，这个主要是用于显示在app上的相机当前时间，与gps时间不一样
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}RMCINFO;
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typedef struct GPS_t {
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char lat_dir; // latitude
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char lat_val[9];
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char long_dir; // longitude
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char long_val[10];
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char speed[5];
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} GPS_t;
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typedef struct GSENSOR_t {
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float xa;
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float ya;
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float za;
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float ra; // for acc_sensor, it's redundant, buf for other_sensor, this may useful
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} GSENSOR_t;
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typedef struct ADAS_t {
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int x;
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int y;
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} ADAS_t;
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typedef struct DRIVER_ID_t {
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char driver_id[16]; // DRIVER_ID_LEN + 2
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} DRIVER_ID_t;
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typedef enum TEXT_ENCODER_TYPE
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{
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TEXT_ENCODER_GGAD,
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} TEXT_ENCODER_TYPE;
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// ref to TEXTINFO_t
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typedef struct __text_enc_info_t {
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int enc_type_enable_flag; // bit0-gps; bit1-gsensor; bit2-adas; bit3-driver_id
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int text_enc_type; // CODEC_ID_GGAD
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int video_frame_rate;
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int gsensor_rate;
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int adas_rate; // n: one adas data for n video-frames
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} __text_enc_info_t;
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typedef enum __text_enc_result_t {
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ERR_TEXT_ENC_UNKNOWN = -1,
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ERR_TEXT_ENC_NONE = 0, // encode successed, no error
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ERR_TEXT_ENC_TIME_NOT_REACH = 1, // 1s has not come
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// input
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ERR_TEXT_ENC_INPUT_UNDERFLOW = 2, // input data not prepared, shoud 0.1s, then encode by force
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// output
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ERR_TEXT_ENC_OUTFRM_UNDERFLOW = 3, // rid reach wid which means out_buf_packet_cnt == TEXTENC_PACKET_CNT
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} __text_enc_result_t;
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typedef struct EncPacket_tag
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{
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char out_data[TEXTENC_PACKET_SIZE];
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int buf_id;
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long long pts; //unit:us
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} EncPacket_t;
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typedef struct OutFrameManager_tag
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{
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int total_packet_cnt; // enc packet count till now, keep increase for one file.
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EncPacket_t out_pkt[TEXTENC_PACKET_CNT];
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int write_id;
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int read_id;
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int buf_used; // release cnt by ReleaseTextEncBuf, when it's full, InBuf cache text, NOT encode!
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int prefetch_cnt; // request cnt by RequestTextEncBuf
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} OutFrameManager_t;
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typedef struct TextPacket_tag // TextSrc_Comp's output to TextEnc_Comp's input port with this data struct
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{
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RMCINFO gps_data;
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// GPS_t gps_data;
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GSENSOR_t gsensor_data[FIFO_GSENSOR_LEVEL];
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ADAS_t adas_data[FIFO_ADAS_LEVEL];
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DRIVER_ID_t driver_id_data;
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long long pts; //unit:us
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} TextPacket_t;
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typedef struct InFrameManager_tag
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{
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TextPacket_t in_pkt[TEXTENC_PACKET_CNT];
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volatile int write_id;
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volatile int read_id;
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volatile int buf_used;
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} InFrameManager_t;
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typedef struct TextEncDataManager {
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__text_enc_info_t info;
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// use fifo or var to manage input frame
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pthread_mutex_t in_buf_lock;
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InFrameManager_t in_buf_mgr;
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long long base_pts;
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long long cur_pts;
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long long pts;
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// use fifo to manage output frame
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pthread_mutex_t out_buf_lock;
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OutFrameManager_t out_buf_mgr;
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int mForceEncodeFlag;
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} TextEncDataManager;
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typedef struct TEXTENCCONTENT_t {
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void *priv_data;
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int (*ClearDataMgr)(void *handle); // clear data in TextEncDataManager after RecordDone -> NOT use
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int (*ShowTextEncMgrData)(void *handle); // for debug
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int (*ShowInFrameData)(void *handle); // for debug
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int (*ShowOutFrameData)(void *handle, int cur_rid, int pkt_pos); // for debug
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int (*RequestWriteBuf)(void *handle, void *pInbuf, int size, int64_t pts); // src_out_port -> enc_in_port
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int (*TextEncodePro)(void *handle); // enc_in_port -> enc_out_port
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int (*GetValidEncPktCnt)(void *handle); // packet cnt in fifo which need be sent to RecRender_Comp
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int (*GetEmptyOutFrameCnt)(void *handle); // out_buf_packet_unused = 0, OUTPUTUNDERFLOW
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int (*GetValidInputPktCnt)(void *handle); // when EncodePro failed with INPUTUNDERFLOW, check InBuf size
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int (*RequestTextEncBuf)(void *handle, void ** pOutbuf, unsigned int * outSize, long long * timeStamp, int* pbuf_id); // enc_out_port -> recrender_in_port
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int (*ReturnTextEncBuf)(void *handle, void* pOutbuf, unsigned int outSize, long long timeStamp, int nbuf_id); // enc_out_port <- recrender_in_port
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int (*ReleaseTextEncBuf)(void *handle, void* pOutbuf, unsigned int outSize, long long timeStamp, int nbuf_id); // enc_out_port <- recrender_in_port
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} TEXTENCCONTENT_t;
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TEXTENCCONTENT_t *TextEncInit(__text_enc_info_t *pTEncInfo);
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void TextEncExit(void *handle);
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#endif // TEXT_ENC_API_H
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#ifdef __cplusplus
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}
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#endif
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