#ifdef __cplusplus
extern "C"{
#endif

#include "../cffmpeg.h"
#include <string.h>

#ifdef __cplusplus
}
#endif

#include "csrc/wrapper.hpp"

using namespace cffmpeg_wrap;

cffmpeg c_ffmpeg_create(){
    
    return new Wrapper();
}

cffmpeg c_ffmpeg_create2(const char *logfile){
    return new Wrapper(logfile);
}

void c_ffmpeg_destroy(const cffmpeg h){
    Wrapper *s = (Wrapper*)h;
    delete s;
}

void c_ffmpeg_run(const cffmpeg h, const char *input){
    Wrapper *s = (Wrapper*)h;
    s->RunStream(input);
}

int c_ffmpeg_get_fps(const cffmpeg h){
    Wrapper *s = (Wrapper*)h;
    return s->GetFPS();
}

void c_ffmpeg_run_gb28181(const cffmpeg h){
    Wrapper *s = (Wrapper*)h;
    s->gb28181();
}

char * c_ffmpeg_get_gb28181_pic(const char *rtspUrl, int *retDataLen, const int tt){
    char * retData = (char *)malloc(sizeof(char) * 3000000);
    int flag = GetGb28181Pic(rtspUrl, retData, retDataLen, tt);
    if(flag == -1){
        free(retData);
        *retDataLen = 0;
        return NULL;
    }

    return retData;
}

void c_ffmepg_use_cpu(const cffmpeg h){
    Wrapper *s = (Wrapper*)h;
    s->CPUDec();
}


//////passive api
void c_ffmpeg_open_recorder(const cffmpeg h){
    Wrapper *s = (Wrapper*)h;
    s->OpenRecorder();
}
void c_ffmpeg_set_record_duration(const cffmpeg h, const int min, const int max){
    Wrapper *s = (Wrapper*)h;
    s->SetRecMinCacheTime(min, max);
}

void c_ffmpeg_build_recorder(const cffmpeg h, const char* id, const char *dir, const int64_t fid, int mind, int maxd, int audio){
    Wrapper *s = (Wrapper*)h;

    bool a = audio == 0 ? false : true;
    s->BuildRecorder(id, dir, fid, mind, maxd, a);
}

int c_ffmpeg_fire_recorder(const cffmpeg h, const char* sid, const int64_t id){
    Wrapper *s = (Wrapper*)h;
    return s->FireRecorder(sid, id);
}

int c_ffmpeg_get_info_recorder(const cffmpeg h, int *index, char** recid, int *recidLen, char **fpath, int *pathLen){
    Wrapper *s = (Wrapper*)h;
    int i;
    std::string p(""), id("");
    int ret = s->GetInfoRecorder(id, i, p);

    // printf("cffmpeg get info : index : %d, file : %s, recid: %s\n", i, p.c_str(), id.c_str());

    *index = i;
    
    *pathLen = p.length();
    char *path = (char*)malloc(*pathLen + 1);
    memcpy(path, p.c_str(), *pathLen);
    path[*pathLen] = '\0';
    *fpath = path;

    *recidLen = id.length();
    char *rid = (char*)malloc(*recidLen + 1);
    memcpy(rid, id.c_str(), *recidLen);
    rid[*recidLen] = '\0';
    *recid = rid;    
    return ret;
}

void c_ffmpeg_build_decoder(const cffmpeg h){
    Wrapper *s = (Wrapper*)h;
    s->OpenDecoder();
}

int c_ffmpeg_get_pic_decoder(const cffmpeg h, unsigned char **data, int *wid, int *hei, int *format, int *length, int64_t *id){
    Wrapper *s = (Wrapper*)h;
    return s->GetPicDecoder(data, wid, hei, format, length, id);
}

void c_ffmpeg_close_stream(const cffmpeg h){
    Wrapper *s = (Wrapper*)h;
    s->CloseStream();
}

void* c_ffmpeg_get_avpacket(const cffmpeg h, int *size, int *key){
    Wrapper *s = (Wrapper*)h;
    unsigned char *data = NULL;
    s->GetPacket(&data, size, key);
    return data;
}

int c_ffmpeg_get_avpacket2(const cffmpeg h, unsigned char **data, int *size, int *key){
    Wrapper *s = (Wrapper*)h;
    return s->GetPacket(data, size, key);
}

int c_ffmpeg_set_devid(const cffmpeg h, const int devid){
    Wrapper *s = (Wrapper*)h;
    return s->SetDevID(devid);
}

void c_ffmpeg_release_buf(void* buf){
    if (buf){
        free(buf);
    }
}

// pic encoder
void *c_ffmpeg_create_encoder(const int w, const int h, const int fps, const int br, const int pix_fmt, const int scale_flag, const int gi){
    return CreateEncoder(w, h, fps, br, pix_fmt, scale_flag, gi);
}

void c_ffmpeg_destroy_encoder(void *h){
    DestroyEncoder(h);
}

int c_ffmpeg_encode(void *hdl, uint8_t *in, const int w, const int h, uint8_t **out, int *size, int *key){
    return Encode(hdl, in, w, h, out, size, key);
}