From 9d42f49a240136a8cd643cdc1f98230d4f22b05e Mon Sep 17 00:00:00 2001
From: Joseph Redmon <pjreddie@gmail.com>
Date: Tue, 25 Aug 2015 01:27:42 +0000
Subject: [PATCH] changing data loading

---
 src/parser.c |   91 ++++++++++++++++++++++++++++++++++++++-------
 1 files changed, 76 insertions(+), 15 deletions(-)

diff --git a/src/parser.c b/src/parser.c
index 2caf96e..242a83c 100644
--- a/src/parser.c
+++ b/src/parser.c
@@ -7,12 +7,15 @@
 #include "crop_layer.h"
 #include "cost_layer.h"
 #include "convolutional_layer.h"
+#include "normalization_layer.h"
 #include "deconvolutional_layer.h"
 #include "connected_layer.h"
 #include "maxpool_layer.h"
 #include "softmax_layer.h"
 #include "dropout_layer.h"
 #include "detection_layer.h"
+#include "region_layer.h"
+#include "avgpool_layer.h"
 #include "route_layer.h"
 #include "list.h"
 #include "option_list.h"
@@ -28,11 +31,14 @@
 int is_deconvolutional(section *s);
 int is_connected(section *s);
 int is_maxpool(section *s);
+int is_avgpool(section *s);
 int is_dropout(section *s);
 int is_softmax(section *s);
+int is_normalization(section *s);
 int is_crop(section *s);
 int is_cost(section *s);
 int is_detection(section *s);
+int is_region(section *s);
 int is_route(section *s);
 list *read_cfg(char *filename);
 
@@ -100,7 +106,6 @@
     #ifdef GPU
     if(weights || biases) push_deconvolutional_layer(layer);
     #endif
-    option_unused(options);
     return layer;
 }
 
@@ -129,7 +134,6 @@
     #ifdef GPU
     if(weights || biases) push_convolutional_layer(layer);
     #endif
-    option_unused(options);
     return layer;
 }
 
@@ -148,7 +152,6 @@
     #ifdef GPU
     if(weights || biases) push_connected_layer(layer);
     #endif
-    option_unused(options);
     return layer;
 }
 
@@ -156,7 +159,6 @@
 {
     int groups = option_find_int(options, "groups",1);
     softmax_layer layer = make_softmax_layer(params.batch, params.inputs, groups);
-    option_unused(options);
     return layer;
 }
 
@@ -167,9 +169,18 @@
     int rescore = option_find_int(options, "rescore", 0);
     int joint = option_find_int(options, "joint", 0);
     int objectness = option_find_int(options, "objectness", 0);
-    int background = option_find_int(options, "background", 0);
+    int background = 0;
     detection_layer layer = make_detection_layer(params.batch, params.inputs, classes, coords, joint, rescore, background, objectness);
-    option_unused(options);
+    return layer;
+}
+
+region_layer parse_region(list *options, size_params params)
+{
+    int coords = option_find_int(options, "coords", 1);
+    int classes = option_find_int(options, "classes", 1);
+    int rescore = option_find_int(options, "rescore", 0);
+    int num = option_find_int(options, "num", 1);
+    region_layer layer = make_region_layer(params.batch, params.inputs, num, classes, coords, rescore);
     return layer;
 }
 
@@ -178,7 +189,6 @@
     char *type_s = option_find_str(options, "type", "sse");
     COST_TYPE type = get_cost_type(type_s);
     cost_layer layer = make_cost_layer(params.batch, params.inputs, type);
-    option_unused(options);
     return layer;
 }
 
@@ -198,8 +208,10 @@
     batch=params.batch;
     if(!(h && w && c)) error("Layer before crop layer must output image.");
 
+    int noadjust = option_find_int_quiet(options, "noadjust",0);
+
     crop_layer l = make_crop_layer(batch,h,w,c,crop_height,crop_width,flip, angle, saturation, exposure);
-    option_unused(options);
+    l.noadjust = noadjust;
     return l;
 }
 
@@ -216,7 +228,19 @@
     if(!(h && w && c)) error("Layer before maxpool layer must output image.");
 
     maxpool_layer layer = make_maxpool_layer(batch,h,w,c,size,stride);
-    option_unused(options);
+    return layer;
+}
+
+avgpool_layer parse_avgpool(list *options, size_params params)
+{
+    int batch,w,h,c;
+    w = params.w;
+    h = params.h;
+    c = params.c;
+    batch=params.batch;
+    if(!(h && w && c)) error("Layer before avgpool layer must output image.");
+
+    avgpool_layer layer = make_avgpool_layer(batch,w,h,c);
     return layer;
 }
 
@@ -224,10 +248,22 @@
 {
     float probability = option_find_float(options, "probability", .5);
     dropout_layer layer = make_dropout_layer(params.batch, params.inputs, probability);
-    option_unused(options);
+    layer.out_w = params.w;
+    layer.out_h = params.h;
+    layer.out_c = params.c;
     return layer;
 }
 
+layer parse_normalization(list *options, size_params params)
+{
+    float alpha = option_find_float(options, "alpha", .0001);
+    float beta =  option_find_float(options, "beta" , .75);
+    float kappa = option_find_float(options, "kappa", 1);
+    int size = option_find_int(options, "size", 5);
+    layer l = make_normalization_layer(params.batch, params.w, params.h, params.c, size, alpha, beta, kappa);
+    return l;
+}
+
 route_layer parse_route(list *options, size_params params, network net)
 {
     char *l = option_find(options, "layers");   
@@ -265,7 +301,6 @@
         }
     }
 
-    option_unused(options);
     return layer;
 }
 
@@ -275,7 +310,6 @@
     net->learning_rate = option_find_float(options, "learning_rate", .001);
     net->momentum = option_find_float(options, "momentum", .9);
     net->decay = option_find_float(options, "decay", .0001);
-    net->seen = option_find_int(options, "seen",0);
     int subdivs = option_find_int(options, "subdivisions",1);
     net->batch /= subdivs;
     net->subdivisions = subdivs;
@@ -285,7 +319,6 @@
     net->c = option_find_int_quiet(options, "channels",0);
     net->inputs = option_find_int_quiet(options, "inputs", net->h * net->w * net->c);
     if(!net->inputs && !(net->h && net->w && net->c)) error("No input parameters supplied");
-    option_unused(options);
 }
 
 network parse_network_cfg(char *filename)
@@ -326,10 +359,16 @@
             l = parse_cost(options, params);
         }else if(is_detection(s)){
             l = parse_detection(options, params);
+        }else if(is_region(s)){
+            l = parse_region(options, params);
         }else if(is_softmax(s)){
             l = parse_softmax(options, params);
+        }else if(is_normalization(s)){
+            l = parse_normalization(options, params);
         }else if(is_maxpool(s)){
             l = parse_maxpool(options, params);
+        }else if(is_avgpool(s)){
+            l = parse_avgpool(options, params);
         }else if(is_route(s)){
             l = parse_route(options, params, net);
         }else if(is_dropout(s)){
@@ -343,6 +382,8 @@
         }else{
             fprintf(stderr, "Type not recognized: %s\n", s->type);
         }
+        l.dontload = option_find_int_quiet(options, "dontload", 0);
+        option_unused(options);
         net.layers[count] = l;
         free_section(s);
         n = n->next;
@@ -372,6 +413,10 @@
 {
     return (strcmp(s->type, "[detection]")==0);
 }
+int is_region(section *s)
+{
+    return (strcmp(s->type, "[region]")==0);
+}
 int is_deconvolutional(section *s)
 {
     return (strcmp(s->type, "[deconv]")==0
@@ -397,11 +442,22 @@
     return (strcmp(s->type, "[max]")==0
             || strcmp(s->type, "[maxpool]")==0);
 }
+int is_avgpool(section *s)
+{
+    return (strcmp(s->type, "[avg]")==0
+            || strcmp(s->type, "[avgpool]")==0);
+}
 int is_dropout(section *s)
 {
     return (strcmp(s->type, "[dropout]")==0);
 }
 
+int is_normalization(section *s)
+{
+    return (strcmp(s->type, "[lrn]")==0
+            || strcmp(s->type, "[normalization]")==0);
+}
+
 int is_softmax(section *s)
 {
     return (strcmp(s->type, "[soft]")==0
@@ -465,7 +521,7 @@
     return sections;
 }
 
-void save_weights(network net, char *filename)
+void save_weights_upto(network net, char *filename, int cutoff)
 {
     fprintf(stderr, "Saving weights to %s\n", filename);
     FILE *fp = fopen(filename, "w");
@@ -477,7 +533,7 @@
     fwrite(&net.seen, sizeof(int), 1, fp);
 
     int i;
-    for(i = 0; i < net.n; ++i){
+    for(i = 0; i < net.n && i < cutoff; ++i){
         layer l = net.layers[i];
         if(l.type == CONVOLUTIONAL){
 #ifdef GPU
@@ -511,6 +567,10 @@
     }
     fclose(fp);
 }
+void save_weights(network net, char *filename)
+{
+    save_weights_upto(net, filename, net.n);
+}
 
 void load_weights_upto(network *net, char *filename, int cutoff)
 {
@@ -527,6 +587,7 @@
     int i;
     for(i = 0; i < net->n && i < cutoff; ++i){
         layer l = net->layers[i];
+        if (l.dontload) continue;
         if(l.type == CONVOLUTIONAL){
             int num = l.n*l.c*l.size*l.size;
             fread(l.biases, sizeof(float), l.n, fp);

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