merge so

zhangmeng

2019-07-19 e6725cb3cf4ced3a6985d4d3db4d5cf1336a30d8

 csrc/wrapper.cpp

@@ -12,6 +12,7 @@

#include "ffmpeg/configure/conf.hpp"
#include "ffmpeg/format/FormatIn.hpp"
#include "ffmpeg/format/FormatOut.hpp"
#include "ffmpeg/property/VideoProp.hpp"
#include "ffmpeg/data/CodedData.hpp"
#include "ffmpeg/data/FrameData.hpp"
@@ -36,6 +37,9 @@
    ,scale_w_(0)
    ,scale_h_(0)
    ,scale_f_(SWS_POINT)
    ,gb_(0)
    ,cpu_(0)
    ,encoder_(nullptr)
    {
        makeTheWorld();
    }
@@ -53,6 +57,9 @@
        if(recorder_){
            delete recorder_; recorder_ = NULL;
        }
        if (encoder_){
            delete encoder_; encoder_ = NULL;
        }
    }

    void Wrapper::ScalePicture(const int w, const int h, const int flags){
@@ -61,11 +68,20 @@
        scale_h_ = h;
    }

    void Wrapper::UseGB28181(){
        gb_ = 1;
    }

    void Wrapper::UseCPU(){
        cpu_ = 1;
    }

    std::unique_ptr<ffwrapper::FormatIn> Wrapper::init_reader(const char* input){

        VideoProp prop;
        prop.url_ = input;
        prop.rtsp_tcp_ = true;
        prop.gpu_acc_ = !cpu_;

       std::unique_ptr<FormatIn> in(new FormatIn(prop.gpuAccl()));
       AVDictionary *avdic = prop.optsFormat();
@@ -84,11 +100,13 @@
                auto dec_ctx = in->getCodecContext();
                if(bridge_)delete bridge_;

                scale_w_ = scale_w_ == 0 || scale_w_ > dec_ctx->width ? dec_ctx->width : scale_w_;
                scale_h_ = scale_h_ == 0 || scale_h_ > dec_ctx->height ? dec_ctx->height : scale_h_;

                AVPixelFormat pix_fmt = AV_PIX_FMT_BGR24;
                bridge_ = new cvbridge(
                        dec_ctx->width, dec_ctx->height, dec_ctx->pix_fmt,
                        scale_w_?scale_w_:dec_ctx->width, scale_h_?scale_h_:dec_ctx->height, pix_fmt,
                        scale_f_);
                        scale_w_, scale_h_, pix_fmt, scale_f_);
    
            }
            if (!flag){
@@ -100,6 +118,50 @@

        return nullptr;
    }

    ffwrapper::FormatIn* Wrapper::init_reader_gb28181(const char* input){

            VideoProp prop;
            prop.url_ = input;
            prop.rtsp_tcp_ = true;
            prop.gpu_acc_ = !cpu_;

            ffwrapper::FormatIn* in(new FormatIn(prop.gpuAccl()));
           AVDictionary *avdic = prop.optsFormat();
           int flag = in->openGb28181(input, &avdic);
           if(avdic){
                logIt("ERROR:in->openGb28181(input, &avdic):flag:%d\n",flag);
              av_dict_free(&avdic);
           }
            if(flag == 0){
                if(!in->findStreamInfo(NULL)){
                    logIt("yolo can't find video stream\n");
                    return nullptr;
                }
                bool flag = true;
                if(map_workers_.find(WORKER_DECODER) != map_workers_.end()){
                    flag = in->openCodec(AVMEDIA_TYPE_VIDEO, NULL);
                    auto dec_ctx = in->getCodecContext();
                    if(bridge_)delete bridge_;

                    scale_w_ = scale_w_ == 0 || scale_w_ > dec_ctx->width ? dec_ctx->width : scale_w_;
                    scale_h_ = scale_h_ == 0 || scale_h_ > dec_ctx->height ? dec_ctx->height : scale_h_;

                    AVPixelFormat pix_fmt = AV_PIX_FMT_BGR24;
                    bridge_ = new cvbridge(
                            dec_ctx->width, dec_ctx->height, dec_ctx->pix_fmt,
                            scale_w_, scale_h_, pix_fmt, scale_f_);

                }
                if (!flag){
                    logIt("FormatIn openCodec Failed!");
                    return nullptr;
                }
                return in;
            }

            return nullptr;
        }

    int Wrapper::init_recorder(FormatIn *in, std::string dir, const int mind, const int maxd){
        if(!in){
@@ -134,13 +196,24 @@
    }

    void Wrapper::run_stream_thread(){
        
        std::unique_ptr<FormatIn> fi(nullptr);

        while(!stop_stream_.load()){
            auto in = init_reader(input_url_.c_str());
            FormatIn *in = NULL;
            if (!gb_){
                fi = init_reader(input_url_.c_str());
                in = fi.get();
            }else{
                in = init_reader_gb28181(input_url_.c_str());
            }
            if (!in) {
                
                logIt("ERROR: init_reader!\n");
                usleep(200000);
                continue;
            }
            init_worker(in.get());
            init_worker(in);

            int64_t id = 0;
            avpacket pkt;
@@ -154,7 +227,7 @@
                }
                pkt.data = data;

                run_worker(in.get(), pkt);
                run_worker(in, pkt);
                if(!data){
                    break;
                }
@@ -162,6 +235,11 @@
                if(recorder_)
                    if(id % 250 == 0)
                        recorder_->FireRecorder(id);
            }
            if (gb_){
                delete in;
            }else{
                fi.reset(nullptr);
            }
        }
    }
@@ -235,11 +313,12 @@
        pic_bgr24 pic;
        if(bridge_){
            AVFrame *frm = frame->getAVFrame();
            unsigned char *data = (unsigned char*)malloc(frm->width * frm->height * 3);
            pic.w = scale_w_;
            pic.h = scale_h_;

            unsigned char *data = (unsigned char*)malloc(pic.w * pic.h * 3);
            bridge_->copyPicture(data, frm);
            pic.data = data;
            pic.w = scale_w_ ? scale_w_ : frm->width;
            pic.h = scale_h_ ? scale_h_ : frm->height;
        }
        if(func_dec_){
            func_dec_(pic.data, pic.w, pic.h);
@@ -349,4 +428,126 @@
        }
        return NULL;
    }
}


    void Wrapper::BuildEncoder(const char *file, const int w, const int h, const int fps, const int br, const int gi){
        std::string dir(file);

        map_workers_[WORKER_ENCODER] = [=](FormatIn *in){
            return init_encoder(in, dir.c_str(), w, h, fps, br, gi);
        };
    }

    int Wrapper::init_encoder(FormatIn *in, const char *file, const int w, const int h, const int fps, const int br, const int gi){
        if(!in){
            logIt("Init wrapper first");
            return -1;
        }
        if(encoder_){
            logIt("recorder exist");
            delete encoder_;
        }

        VideoProp prop_;
        AVCodecContext *ctx = in->getCodecContext();
      if(w == 0 && h == 0){
         prop_.width_ = ctx->width;
         prop_.height_ = ctx->height;
      }
        prop_.sample_aspect_ratio_ = ctx->sample_aspect_ratio;
      encoder_ = new FormatOut(prop_, file);

        return 0;
    }

/////// for encoder
    typedef struct _PicEncoder{
        FormatOut *enc;
        int w;
        int h;
        int fps;
        int br;
        int gi;
        int flag;
        cvbridge *bridge;
    } PicEncoder;

    void *CreateEncoder(const int w, const int h, const int fps, const int br, const int scale_flag, const int gi){

        PicEncoder *e = (PicEncoder*)malloc(sizeof(PicEncoder));
        e->enc = NULL;
        e->w = w;
        e->h = h;
        e->fps = fps;
        e->br = br;
        e->gi = gi;
        e->flag = scale_flag;
        e->bridge = NULL;

        VideoProp prop_;
        prop_.width_ = w;
        prop_.height_ = h;
        prop_.fps_ = fps;
        prop_.bit_rate_ = br;
        gi < 0 ? prop_.gpu_acc_ = false : prop_.gpu_acc_ = true;

      FormatOut *enc = new FormatOut(prop_, "./88.mp4");
        e->enc = enc;

        return e;
    }

    void DestroyEncoder(void *h){
        PicEncoder *e = (PicEncoder*)h;
        if (e == NULL){
            return;
        }

        delete e->bridge;
        delete e->enc;

        free(e);
    }

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

        PicEncoder *e = (PicEncoder*)hdl;
        auto ctx = e->enc->getCodecContext();

        if (e->bridge == NULL){
            AVPixelFormat pix_fmt = AV_PIX_FMT_BGR24;
            e->bridge = new cvbridge(
                    w, h, AV_PIX_FMT_BGR24,
                    e->w, e->h, ctx->pix_fmt, e->flag);
        }

        AVFrame *frame = e->bridge->getAVFrame(in, w, h);
        auto data(std::make_shared<CodedData>());
	
      const int flag = e->enc->encode(data, frame);
      if(flag > 0){
            auto pkt = data->getAVPacket();
            int extradata_size = ctx->extradata_size;
         uint8_t *extra = ctx->extradata;

            *key = pkt.flags & AV_PKT_FLAG_KEY;
           if(!(*key)){
               extradata_size = 0;
           }
           *size = pkt.size + extradata_size;
           *out = (unsigned char *)malloc(*size);
	
           memcpy(*out, extra, extradata_size);
           memcpy(*out + extradata_size, pkt.data, pkt.size);

      }else{
         logIt("encode error or need more packet\n");
      }

        av_frame_free(&frame);

        return flag;
    }

}