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// Copyright 2016 The Draco Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#ifndef DRACO_COMPRESSION_CONFIG_ENCODER_OPTIONS_H_
#define DRACO_COMPRESSION_CONFIG_ENCODER_OPTIONS_H_
#include "draco/attributes/geometry_attribute.h"
#include "draco/compression/config/draco_options.h"
#include "draco/compression/config/encoding_features.h"
#include "draco/draco_features.h"
namespace draco {
// EncoderOptions allow users to specify so called feature options that are used
// to inform the encoder which encoding features can be used (i.e. which
// features are going to be available to the decoder).
template <typename AttributeKeyT>
class EncoderOptionsBase : public DracoOptions<AttributeKeyT> {
public:
static EncoderOptionsBase CreateDefaultOptions() {
EncoderOptionsBase options;
#ifdef DRACO_STANDARD_EDGEBREAKER_SUPPORTED
options.SetSupportedFeature(features::kEdgebreaker, true);
#endif
#ifdef DRACO_PREDICTIVE_EDGEBREAKER_SUPPORTED
options.SetSupportedFeature(features::kPredictiveEdgebreaker, true);
#endif
return options;
}
static EncoderOptionsBase CreateEmptyOptions() {
return EncoderOptionsBase();
}
// Returns speed options with default value of 5.
int GetEncodingSpeed() const {
return this->GetGlobalInt("encoding_speed", 5);
}
int GetDecodingSpeed() const {
return this->GetGlobalInt("decoding_speed", 5);
}
// Returns the maximum speed for both encoding/decoding.
int GetSpeed() const {
const int encoding_speed = this->GetGlobalInt("encoding_speed", -1);
const int decoding_speed = this->GetGlobalInt("decoding_speed", -1);
const int max_speed = std::max(encoding_speed, decoding_speed);
if (max_speed == -1) {
return 5; // Default value.
}
return max_speed;
}
void SetSpeed(int encoding_speed, int decoding_speed) {
this->SetGlobalInt("encoding_speed", encoding_speed);
this->SetGlobalInt("decoding_speed", decoding_speed);
}
// Sets a given feature as supported or unsupported by the target decoder.
// Encoder will always use only supported features when encoding the input
// geometry.
void SetSupportedFeature(const std::string &name, bool supported) {
feature_options_.SetBool(name, supported);
}
bool IsFeatureSupported(const std::string &name) const {
return feature_options_.GetBool(name);
}
void SetFeatureOptions(const Options &options) { feature_options_ = options; }
const Options &GetFeaturelOptions() const { return feature_options_; }
private:
// Use helper methods to construct the encoder options.
// See CreateDefaultOptions();
EncoderOptionsBase() {}
// List of supported/unsupported features that can be used by the encoder.
Options feature_options_;
};
// Encoder options where attributes are identified by their attribute id.
// Used to set options that are specific to a given geometry.
typedef EncoderOptionsBase<int32_t> EncoderOptions;
} // namespace draco
#endif // DRACO_COMPRESSION_CONFIG_ENCODER_OPTIONS_H_
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