From 59408e43480b48b6acd6e76641ff1a97811e7ab5 Mon Sep 17 00:00:00 2001
From: pansen <pansen626@sina.com>
Date: 星期四, 10 一月 2019 18:19:49 +0800
Subject: [PATCH] 修改yoloServer 优化多线程?

---
 QiaoJiaSystem/YoloServer/YoloDetectServerI.cpp |  160 ++++++++++++++++-------------------------------------
 1 files changed, 48 insertions(+), 112 deletions(-)

diff --git a/QiaoJiaSystem/YoloServer/YoloDetectServerI.cpp b/QiaoJiaSystem/YoloServer/YoloDetectServerI.cpp
index cb0e612..02ef93f 100644
--- a/QiaoJiaSystem/YoloServer/YoloDetectServerI.cpp
+++ b/QiaoJiaSystem/YoloServer/YoloDetectServerI.cpp
@@ -14,67 +14,53 @@
 
 ::YoloDetect::ObjInfos
 YoloDetectServerI::YoloDetect(::Ice::Int w, ::Ice::Int h, const ::std::string &shM, const ::Ice::Current &) {
-    ClockTimer ct("YoloDetectServerI::YoloDetect");
+    DnDetect::ClockTimer ct("YoloDetectServerI::YoloDetect");
+
+    std::thread::id key = std::this_thread::get_id();
+    DBG("key is " << key);
+    DnDetect::DnDetect *t_dnDetect = nullptr;
+    for (auto &item : map_dnDetRes) {
+        //鏄惁鍙戠幇pid
+        bool find_pid = false;
+
+        auto &pid_map = item.second.map_pid;
+        for (auto &pid_item : pid_map) {
+            if (pid_item.second == key) {
+//                鍙戠幇pid锛岃幏鍙栬祫婧愬彞鏌�
+                find_pid = true;
+                break;
+            }
+        }
+        int map_pid_size = item.second.map_pid.size();
+        if (!find_pid && map_pid_size < item.second.i) {
+            //娌″彂鐜板彞鏌勶紝骞朵笖map瀹归噺瓒冲鏀惧叆鏂扮殑pid
+            map_pid_size++;
+            //#todo lock ?
+            item.second.map_pid[map_pid_size] = key;
+            find_pid = true;
+        }
+        //鍙戠幇浜唒id閫�鍑哄惊鐜�
+        if (find_pid) {
+            t_dnDetect = item.second.dnDetect;
+            break;
+        }
+    }
+
     ::YoloDetect::ObjInfos objInfos;
-    if (!m_bInitThd) return objInfos;
+    if (!m_bInitThd || t_dnDetect == nullptr) {
+        ERR("error ");
+        return objInfos;
+    }
     QSharedMemory shareMemory(QString(shM.c_str()));
     if (shareMemory.attach()) {
         int channel = 3;
         cv::Mat _mat = bufferToMat(w, h, channel, shareMemory.constData());
-
-//        double bttime=what_time_is_it_now();
-        image im = matToImg(_mat);
-//        DBG("matToImg : "<<what_time_is_it_now()-bttime);
-//        printf("matToImg %f seconds.\n", what_time_is_it_now()-bttime);
-        image sized = letterbox_image(im, m_net->w, m_net->h);
-        layer l = m_net->layers[m_net->n - 1];
-
-        float *X = sized.data;
-        //attime=what_time_is_it_now();p->
-        network_predict(m_net, X);
-        //printf("Predicted in %f seconds.\n", what_time_is_it_now()-attime);
-        int nboxes = 0;
-        detection *dets = get_network_boxes(m_net, im.w, im.h, m_thresh, m_hier_thresh, 0, 1, &nboxes);
-        if (m_nms) do_nms_sort(dets, nboxes, l.classes, m_nms);
-        //  draw_detections(im, dets, nboxes, m_thresh, names, alphabet, l.classes);
-        for (int i = 0; i < nboxes; i++) {
+        auto res = t_dnDetect->detect(_mat);
+        for (auto &item : res) {
             ::YoloDetect::ObjInfo objInfo;
-            std::vector<float> vec(80);
-            memcpy(&vec[0], dets[i].prob, sizeof(float) * 80);
-            int type = -1;
-            for (int j = 0; j < l.classes; ++j) {
-//                if(j != 0){
-//                    continue;
-//                }
-                if (dets[i].prob[j] > 0.0f) {
-                    if (type < 0) {
-                        type = j;
-                        objInfo.prob = dets[i].prob[j];
-                    } else {
-                    }
-                } else {
-                }
-            }
-            if (type >= 0) {
-//                if(type != 0){
-//                    continue;
-//                }
-                objInfo.type = type;
-                objInfo.rcObj.left = (dets[i].bbox.x - dets[i].bbox.w / 2.);
-                objInfo.rcObj.top = (dets[i].bbox.y - dets[i].bbox.h / 2.);
-                objInfo.rcObj.right = (dets[i].bbox.x + dets[i].bbox.w / 2.);
-                objInfo.rcObj.bottom = (dets[i].bbox.y + dets[i].bbox.h / 2.);
-                objInfos.push_back(objInfo);
-            }
-
-
+            memcpy(&objInfo, &item, sizeof(item));
+            objInfos.push_back(objInfo);
         }
-        free_detections(dets, nboxes);
-        //    show_image(im, "Video");
-        //    cv::waitKey(10);
-        free_image(im);
-        free_image(sized);
-        //printf("all time use %f seconds.\n", what_time_is_it_now()-bttime);
     }
     return objInfos;
 }
@@ -82,24 +68,15 @@
 int YoloDetectServerI::init(void *arg) {
     YoloDetectServerI *p = (YoloDetectServerI *) arg;
 
-    p->m_thresh = appPref.getFloatData("thresh.detect");
-    cuda_set_device(appPref.getIntData("gpu.index"));
+    for (int i = 0; i < 1; i++) {
+        DnDetectRes t_detectRes;
+//        t_detectRes.dnDetect = new DnDetect::DnDetect(i % 2);
+        t_detectRes.dnDetect = new DnDetect::DnDetect(1);
+        int size = appPref.getIntData("poolNum");
+        t_detectRes.i = size > 0 ? size : 1;
+        p->map_dnDetRes[i] = t_detectRes;
 
-    char *datacfg = "cfg/coco.data";
-    char *cfgfile = "cfg/yolov3.cfg";
-    char *weightfile = "./yolov3.weights";
-
-    double loadtime = what_time_is_it_now();
-    list *options = read_data_cfg(datacfg);
-    char *name_list = option_find_str(options, "names", "data/names.list");
-    p->names = get_labels(name_list);
-
-    p->alphabet = load_alphabet();
-    p->m_net = load_network(cfgfile, weightfile, 0);
-    set_batch_network(p->m_net, 1);
-    printf("load mod use %f seconds.\n", what_time_is_it_now() - loadtime);
-
-    srand(2222222);
+    }
     p->m_bInitThd = true;
     return 0;
 }
@@ -128,47 +105,6 @@
     return mat;
 }
 
-image YoloDetectServerI::matToImg(cv::Mat &RefImg) {
-    CV_Assert(RefImg.depth() == CV_8U);
-
-    int h = RefImg.rows;
-    int w = RefImg.cols;
-    int channels = RefImg.channels();
-    image im = make_image(w, h, 3);
-    int count = 0;
-    switch (channels) {
-        case 1: {
-            cv::MatIterator_<unsigned char> it, end;
-            for (it = RefImg.begin<unsigned char>(), end = RefImg.end<unsigned char>(); it != end; ++it) {
-                im.data[count] = im.data[w * h + count] = im.data[w * h * 2 + count] = (float) (*it) / 255.0;
-
-                ++count;
-            }
-            break;
-        }
-        case 3: {
-            float *desData = im.data;
-            uchar *srcData = RefImg.data;
-
-            int size = w * h;
-            int size2 = size * 2;
-            for (int i = 0; i < size; i++) {
-                *(desData) = *(srcData + 2) / 255.0f;
-                *(desData + size) = *(srcData + 1) / 255.0f;
-                *(desData + size2) = *(srcData) / 255.0f;
-
-                desData++;
-                srcData += 3;
-            }
-            break;
-        }
-
-        default:
-            printf("Channel number not supported.\n");
-            break;
-    }
-    return im;
-}
 
 YoloDetect::stringData YoloDetectServerI::getCocoData(const Ice::Current &) {
     YoloDetect::stringData retval;

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