From 1b388e4b0207003630c326ba1e71af8c8746070f Mon Sep 17 00:00:00 2001
From: chenshijun <csj_sky@126.com>
Date: 星期二, 22 十月 2019 15:14:23 +0800
Subject: [PATCH] Merge branch 'master' of ssh://192.168.5.5:29418/valib/gosdk
---
csrc/buz/yolo/detector.cpp | 139 ++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 139 insertions(+), 0 deletions(-)
diff --git a/csrc/buz/yolo/detector.cpp b/csrc/buz/yolo/detector.cpp
new file mode 100644
index 0000000..1ca2bfe
--- /dev/null
+++ b/csrc/buz/yolo/detector.cpp
@@ -0,0 +1,139 @@
+#include "detector.h"
+
+#include <stdlib.h>
+#include <fstream>
+
+#include <sys/time.h>
+
+#include "csdk_struct.h"
+
+#include "yolo.hpp"
+
+namespace csdk_wrap{
+
+ static std::vector<std::string> names;
+
+ static void objects_names_from_file(std::string filename) {
+ std::ifstream file(filename);
+
+ if (!file.is_open()){
+ printf("open %s file error\n", filename.c_str());
+ return;
+ }
+ for(std::string line; getline(file, line);) names.push_back(line);
+
+ printf("names count %d\n", names.size());
+ }
+
+ void* init_yolo_detector(const char *cfg, const char *weights, const char *name,
+ const int gpu_index, VecFunc &vec){
+
+ if(!cfg || !weights || !name){
+ printf("init Detector error\n");
+ return NULL;
+ }
+
+ if(names.empty())
+ objects_names_from_file(name);
+
+ auto det = new Detector(cfg, weights, gpu_index);
+ vec.emplace_back([det]{delete det;});
+
+ return det;
+ }
+
+ image_t* buffer_to_image(const unsigned char *data, const int w, const int h, const int color_channel){
+ int size = w*h;
+ int size2 = size*2;
+
+ int c = color_channel;
+ image_t *img = new image_t;
+ img->h = h;
+ img->w = w;
+ img->c = color_channel;
+ img->data = (float*)calloc(h*w*c, sizeof(float));
+ // image im = make_image(w, h, c);
+ const unsigned char *srcData = data;
+
+ int count = 0;
+ switch(c){
+ case 1:{
+ for (; count < size; ){
+ img->data[count] =
+ img->data[w*h + count] =
+ img->data[w*h*2 + count] =
+ (float)(srcData[count])/255.0;
+
+ ++count;
+ }
+ break;
+ }
+ case 3:{
+ float* desData = img->data;
+
+ 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 img;
+ }
+
+ cObjInfo* yolo_detect(void *handle,int *objCount, const cIMAGE *img, const float thrsh, const bool use_mean){
+ Detector *det = (Detector*)handle;
+
+ const int color_channel = img->channel;
+ image_t* im = buffer_to_image(img->data, img->width, img->height, color_channel);
+
+ // struct timeval b,e;
+ // gettimeofday(&b, NULL);
+
+ std::vector<bbox_t> result_vec = det->detect(*im, thrsh, use_mean);
+ det->free_image(*im);
+ delete im;
+
+ // gettimeofday(&e,NULL);
+ // double t = e.tv_sec*1000.0 + e.tv_usec/1000.0 - b.tv_sec*1000.0-b.tv_usec/1000.0;
+ // printf("lib yolo detect use time %f ms\n", t);
+
+ cObjInfo *infos = NULL;
+ if(!result_vec.empty()){
+ infos = (cObjInfo*)malloc(result_vec.size() * sizeof(cObjInfo));
+ }
+
+ int count = 0;
+ for(auto &i : result_vec){
+
+ cObjInfo info;
+ info.typ = i.obj_id;
+ info.prob = i.prob;
+ info.rcObj.left = i.x;
+ info.rcObj.top = i.y;
+ info.rcObj.right = i.x+i.w;
+ info.rcObj.bottom = i.y+i.h;
+
+ infos[count++] = info;
+ }
+
+ *objCount = count;
+
+ return infos;
+ }
+
+ const char* yolo_obj_name_by_type(const int typ){
+ if(names.empty() || typ < 0 || typ >= names.size()) return NULL;
+ return names.at(typ).c_str();
+ }
+}
+
--
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