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