From c60d61c48c7a1e7b693d4c3f6427e3b616d1f471 Mon Sep 17 00:00:00 2001
From: zhangmeng <775834166@qq.com>
Date: 星期一, 21 十月 2019 12:29:33 +0800
Subject: [PATCH] update ffmpeg

---
 csrc/wrapper.cpp |  111 ++++++++++++++++++++++++++++++++++++++++++-------------
 1 files changed, 85 insertions(+), 26 deletions(-)

diff --git a/csrc/wrapper.cpp b/csrc/wrapper.cpp
index 26aee19..9d0c679 100644
--- a/csrc/wrapper.cpp
+++ b/csrc/wrapper.cpp
@@ -2,6 +2,7 @@
 
 #include <thread>
 #include <unistd.h>
+#include <sys/time.h>
 
 extern "C"{
 #include <libavformat/avformat.h>
@@ -40,9 +41,6 @@
 
     Wrapper::Wrapper()
     :input_url_("")
-    ,scale_w_(0)
-    ,scale_h_(0)
-    ,scale_f_(SWS_POINT)
     ,audio_(false)
     ,gb_(0)
     ,cpu_(0)
@@ -59,9 +57,6 @@
 
     Wrapper::Wrapper(const char *logfile)
     :input_url_("")
-    ,scale_w_(0)
-    ,scale_h_(0)
-    ,scale_f_(SWS_POINT)
     ,audio_(false)
     ,gb_(0)
     ,cpu_(0)
@@ -151,10 +146,10 @@
     void Wrapper::init_worker(ffwrapper::FormatIn *in){
         if (rec_->Loaded() && stream_ && decoder_) return;
 
-        stream_ = new stream(in, 3 * 25);
+        stream_ = new stream(in, 3 * in->getFPS());
         // stream_->AudioSwitch(audio_);
 
-        decoder_ = new decoder(in, scale_w_, scale_h_, scale_f_);
+        decoder_ = new decoder(in);
 
         rec_->Load(in);
         if(fn_rec_lazy_) {
@@ -163,14 +158,17 @@
         }
     }
     
-    void Wrapper::run_worker(ffwrapper::FormatIn *in, std::shared_ptr<ffwrapper::CodedData> data, int64_t &id){
+    int Wrapper::run_worker(ffwrapper::FormatIn *in, std::shared_ptr<ffwrapper::CodedData> data, int64_t &id){
         if (gb_){
             AVPacket &pkt = data->getAVPacket();
             pkt.pts = pkt.dts = AV_NOPTS_VALUE;
         }
+        int flag = 0;
         if (stream_) stream_->SetPacket(data, id);
-        if (decoder_ && run_dec_) decoder_->SetFrame(data, id);
+        if (decoder_ && run_dec_) flag = decoder_->SetFrame(data, id);
         if (rec_->Loaded()) rec_->SetPacket(data, id);
+
+        return flag;
     }
 
     void Wrapper::deinit_worker(){
@@ -189,14 +187,16 @@
                 sleep(2);
                 continue;
             }
-            
+
             int wTime = 1000000.0 / in->getFPS() ;
             wTime >>= 1;
-            logIt("INPUT FPS: %d", wTime);
+            logIt("WAIT TIME PER FRAME: %d", wTime);
 
             init_worker(in.get());
 
             int64_t id = gb_ ? 0 : -1;
+            
+            bool exist = access(input_url_.c_str(), 0) == 0 ? true : false;
 
             while(!stop_stream_.load()){
                 auto data(std::make_shared<CodedData>());
@@ -204,18 +204,23 @@
                     logIt("read packet error, id: %lld", id);
                     break;
                 }
-
                 if (in->notVideoAudio(&data->getAVPacket())){
                     continue;
                 }
-                
+
                 if (!gb_ && id < 0){
                     id++;
                     continue;
                 }
-    	        
-                run_worker(in.get(), data, id);
-                usleep(wTime);
+
+    	        // decode error
+                if (run_worker(in.get(), data, id) == -1){
+                    break;
+                }
+
+                if (exist){
+                    usleep(wTime);
+                }
 
                 id++;
             }
@@ -224,16 +229,20 @@
         }
     }
 
-    void Wrapper::BuildRecorder(const char* id, const char *output, const int mindur, const int maxdur, const bool audio){
+    void Wrapper::SetRecMinCacheTime(const int mind){
+        rec_->SetRecMinCacheTime(mind);
+    }
+
+    void Wrapper::BuildRecorder(const char* id, const char *output, const int64_t &fid, const int mindur, const int maxdur, const bool audio){
         bool a = audio;
         if (gb_) a = false;
 
         if (rec_->Loaded()){
-            rec_->NewRec(id, output, mindur, maxdur, a);
+            rec_->NewRec(id, output, fid, mindur, maxdur, a);
         }else{
             std::string rid(id), dir(output);
             fn_rec_lazy_ = 
-            [=]{rec_->NewRec(rid.c_str(), dir.c_str(), mindur, maxdur, a);};
+            [=]{rec_->NewRec(rid.c_str(), dir.c_str(), fid, mindur, maxdur, a);};
         }
     }
 
@@ -253,9 +262,9 @@
         run_dec_ = true;
     }
 
-    void Wrapper::GetPicDecoder(unsigned char **data, int *w, int *h, int64_t *id){
+    void Wrapper::GetPicDecoder(unsigned char **data, int *w, int *h, int *format, int *length, int64_t *id){
         if (decoder_){
-            decoder_->GetFrame(data, w, h, id);
+            decoder_->GetFrame(data, w, h, format, length, id);
         }
     }
     
@@ -329,8 +338,7 @@
                 if(in->decode(frm, &data->getAVPacket()) == 0){
                     *w = frm->width;
                     *h = frm->height;
-                    pic = (unsigned char*)malloc(frm->width * frm->height * 3);
-                    bridge_->copyPicture(pic, frm);
+                    pic = bridge_->convert2Data(frm);
                     break;
                 }
             }
@@ -392,14 +400,14 @@
         PicEncoder *e = (PicEncoder*)hdl;
         auto ctx = e->enc->getCodecContext();
 
+        AVPixelFormat pix_fmt = AV_PIX_FMT_BGR24;
         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);
+        AVFrame *frame = cvbridge::fillFrame(in, w, h, pix_fmt);
         AVPacket *pkt = av_packet_alloc();
 	
         auto flag = e->enc->encode(pkt, frame);
@@ -427,5 +435,56 @@
         return flag;
     }
 
+///////////////////////////////////////////////////////////
+    typedef struct _conv
+    {
+        int srcW;
+        int srcH;
+        int srcF;
+        int dstW;
+        int dstH;
+        cvbridge *b;
+    }Conv;
+    
+    void *CreateConvertor(const int srcW, const int srcH, const int srcFormat,
+                          const int dstW, const int dstH, const int dstFormat, const int flag){
+        
+        auto bridge = new cvbridge(
+                srcW, srcH, srcFormat,
+                dstW, dstH, dstFormat, flag);
+        if (!bridge) return NULL;
+
+        Conv *c = (Conv*)malloc(sizeof(Conv));
+        c->b = bridge;
+        c->dstW = dstW;
+        c->dstH = dstH;
+        c->srcW = srcW;
+        c->srcH = srcH;
+        c->srcF = srcFormat;
+
+        return c;
+    }
+
+    uint8_t *Convert(void *h, uint8_t *src){
+        Conv *c = (Conv*)h;
+
+        auto b = c->b;
+
+        AVFrame *tmp_frm = cvbridge::fillFrame(src, c->srcW, c->srcH, c->srcF);
+        if (!tmp_frm) return NULL;
+
+        unsigned char *picData = b->convert2Data(tmp_frm);
+
+        av_frame_free(&tmp_frm);
+        
+        return picData;
+    }
+
+    void DestoryConvertor(void *h){
+        Conv *c = (Conv*)h;
+        delete c->b;
+        free(c);
+    }
+
 }
 

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