void Blob<Dtype>::FromProto(const BlobProto& proto, bool need_reshape = true){
//copy shape
if (need_reshape){
vector<int> shape;
shape.resize(proto.shape().dim_size());
for (int i = 0; i < shape.size(); i++)
shape[i] = proto.shape().dim(i);
reshape(shape);
}
if (proto.data_size()>0){
CHECK_EQ(proto.data_size(), count());
Dtype *data = mutable_cpu_data();
for (int i = 0; i < count_; i++) data[i] = proto.data(i);
}
if (proto.diff_size()>0){
CHECK_EQ(proto.diff_size(), count());
Dtype *diff = mutable_cpu_diff();
for (int i = 0; i < count_; i++) diff[i] = proto.diff(i);
}
}
void Blob<Dtype>::FromProto(const BlobProto& proto, bool reshape) {
if (reshape) {
vector<int> shape;
if (proto.has_num() || proto.has_channels() ||
proto.has_height() || proto.has_width()) {
// Using deprecated 4D Blob dimensions --
// shape is (num, channels, height, width).
shape.resize(4);
shape[0] = proto.num();
shape[1] = proto.channels();
shape[2] = proto.height();
shape[3] = proto.width();
} else {
shape.resize(proto.shape().dim_size());
for (int i = 0; i < proto.shape().dim_size(); ++i) {
shape[i] = proto.shape().dim(i);
}
}
Reshape(shape);
} else {
CHECK(ShapeEquals(proto)) << "shape mismatch (reshape not set)";
}
// copy data
Dtype* data_vec = mutable_cpu_data();
if (proto.double_data_size() > 0) {
CHECK_EQ(count_, proto.double_data_size());
for (int i = 0; i < count_; ++i) {
data_vec[i] = proto.double_data(i);
}
} else {
CHECK_EQ(count_, proto.data_size());
for (int i = 0; i < count_; ++i) {
data_vec[i] = proto.data(i);
}
}
if (proto.double_diff_size() > 0) {
CHECK_EQ(count_, proto.double_diff_size());
Dtype* diff_vec = mutable_cpu_diff();
for (int i = 0; i < count_; ++i) {
diff_vec[i] = proto.double_diff(i);
}
} else if (proto.diff_size() > 0) {
CHECK_EQ(count_, proto.diff_size());
Dtype* diff_vec = mutable_cpu_diff();
for (int i = 0; i < count_; ++i) {
diff_vec[i] = proto.diff(i);
}
}
}
void Blob<Dtype>::FromProtoWithExtraCopy(const BlobProto& proto){
// reshape other dimention but remain the same number of channels;
Reshape(proto.num(), this->channels(), proto.height(), proto.width(), proto.depth());
// copy data
Dtype* data_vec = mutable_cpu_data();
int sourceDataSize =proto.data_size();
for (int i = 0; i < count_; ++i) {
data_vec[i] = proto.data(i%sourceDataSize);
}
if (proto.diff_size() > 0) {
Dtype* diff_vec = mutable_cpu_diff();
for (int i = 0; i < count_; ++i) {
diff_vec[i] = proto.diff(i%sourceDataSize);
}
}
}