tensorRT serialization OK

This commit is contained in:
Francesco Gatti
2017-08-11 17:17:05 +02:00
parent 57c9a6ec99
commit 3b2f062dd9
7 changed files with 54 additions and 14 deletions
+1 -1
View File
@@ -25,7 +25,7 @@ public:
dnnType *output;
cudaStream_t stream;
NetworkRT(Network *net);
NetworkRT(Network *net, const char *name);
virtual ~NetworkRT();
/**
+35 -8
View File
@@ -1,5 +1,7 @@
#include <iostream>
#include <map>
#include <errno.h>
#include "NvInfer.h"
#include "NetworkRT.h"
@@ -22,7 +24,7 @@ namespace tkDNN {
std::map<Layer*, nvinfer1::ITensor*>tensors;
NetworkRT::NetworkRT(Network *net) {
NetworkRT::NetworkRT(Network *net, const char *name) {
float rt_ver = float(NV_TENSORRT_MAJOR) +
float(NV_TENSORRT_MINOR)/10 +
@@ -35,7 +37,7 @@ NetworkRT::NetworkRT(Network *net) {
//add input layer
dataDim_t dim = net->layers[0]->input_dim;
if(!fileExist("net.rt")) {
if(!fileExist(name)) {
ITensor *input = networkRT->addInput("data", dtRT,
DimsCHW{ dim.c, dim.h, dim.w});
checkNULL(input);
@@ -64,9 +66,9 @@ NetworkRT::NetworkRT(Network *net) {
engineRT = builderRT->buildCudaEngine(*networkRT);
// we don't need the network any more
//networkRT->destroy();
serialize("net.rt");
serialize(name);
} else {
deserialize("net.rt");
deserialize(name);
}
std::cout<<"create execution context\n";
@@ -220,11 +222,16 @@ ILayer* NetworkRT::convert_layer(ITensor *input, Activation *l) {
IPluginLayer *lRT = networkRT->addPlugin(&input, 1, *plugin);
checkNULL(lRT);
return lRT;
}
IActivationLayer *lRT = networkRT->addActivation(*input, ActivationType::kRELU);
checkNULL(lRT);
return lRT;
} else if(l->act_mode == CUDNN_ACTIVATION_RELU) {
IActivationLayer *lRT = networkRT->addActivation(*input, ActivationType::kRELU);
checkNULL(lRT);
return lRT;
} else {
FatalError("this Activation mode is not yet implemented");
return NULL;
}
}
ILayer* NetworkRT::convert_layer(ITensor *input, Softmax *l) {
@@ -297,7 +304,27 @@ public:
ActivationLeakyRT *a = new ActivationLeakyRT();
a->size = readBUF<int>(buf);
return a;
}
if(name.find("Region") == 0) {
RegionRT *r = new RegionRT(readBUF<int>(buf), //classes
readBUF<int>(buf), //coords
readBUF<int>(buf), //num
readBUF<float>(buf)); //thesh
r->c = readBUF<int>(buf);
r->h = readBUF<int>(buf);
r->w = readBUF<int>(buf);
return r;
}
if(name.find("Reorg") == 0) {
ReorgRT *r = new ReorgRT(readBUF<int>(buf)); //stride
r->c = readBUF<int>(buf);
r->h = readBUF<int>(buf);
r->w = readBUF<int>(buf);
return r;
}
FatalError("Cant deserialize Plugin");
return NULL;
}
+9 -1
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@@ -70,10 +70,18 @@ public:
virtual size_t getSerializationSize() override {
return 0;
return 6*sizeof(int) + 1*sizeof(float);
}
virtual void serialize(void* buffer) override {
char *buf = reinterpret_cast<char*>(buffer);
tkDNN::writeBUF(buf, classes);
tkDNN::writeBUF(buf, coords);
tkDNN::writeBUF(buf, num);
tkDNN::writeBUF(buf, thresh);
tkDNN::writeBUF(buf, c);
tkDNN::writeBUF(buf, h);
tkDNN::writeBUF(buf, w);
}
int c, h, w;
+6 -1
View File
@@ -48,10 +48,15 @@ public:
virtual size_t getSerializationSize() override {
return 0;
return 4*sizeof(int);
}
virtual void serialize(void* buffer) override {
char *buf = reinterpret_cast<char*>(buffer);
tkDNN::writeBUF(buf, stride);
tkDNN::writeBUF(buf, c);
tkDNN::writeBUF(buf, h);
tkDNN::writeBUF(buf, w);
}
int c, h, w, stride;
+1 -1
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@@ -22,7 +22,7 @@ int main() {
tkDNN::Dense l6(&net, 10, d3_bin);
tkDNN::Softmax l7(&net);
tkDNN::NetworkRT netRT(&net);
tkDNN::NetworkRT netRT(&net, "mnist.rt");
// Load input
dnnType *data;
+1 -1
View File
@@ -60,7 +60,7 @@ int main() {
net.print();
//convert network to tensorRT
tkDNN::NetworkRT netRT(&net);
tkDNN::NetworkRT netRT(&net, "yolo-tiny.rt");
dnnType *out_data, *out_data2; // cudnn output, tensorRT output
+1 -1
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@@ -108,7 +108,7 @@ int main() {
net.print();
//convert network to tensorRT
tkDNN::NetworkRT netRT(&net);
tkDNN::NetworkRT netRT(&net, "yolo.rt");
dnnType *out_data, *out_data2; // cudnn output, tensorRT output