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// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
//
// Copyright (C) 2021 Intel Corporation
#include <sstream>
#include <opencv2/gapi/util/throw.hpp>
#include <opencv2/gapi/streaming/onevpl/cfg_params.hpp>
namespace cv {
namespace gapi {
namespace wip {
namespace onevpl {
namespace util {
struct variant_comparator : cv::util::static_visitor<bool, variant_comparator> {
variant_comparator(const CfgParam::value_t& rhs_value) :
rhs(rhs_value) {}
template<typename ValueType>
bool visit(const ValueType& lhs) const {
return lhs < cv::util::get<ValueType>(rhs);
}
private:
const CfgParam::value_t& rhs;
};
struct variant_stringifier : cv::util::static_visitor<std::string, variant_stringifier> {
template<typename ValueType>
std::string visit(const ValueType& lhs) const {
std::stringstream ss;
ss << lhs;
return ss.str();
}
};
} // namespace util
struct CfgParam::Priv {
Priv(const std::string& param_name, CfgParam::value_t&& param_value, bool is_major_param) :
name(param_name), value(std::forward<value_t>(param_value)), major_flag(is_major_param) {
}
const CfgParam::name_t& get_name_impl() const {
return name;
}
const CfgParam::value_t& get_value_impl() const {
return value;
}
bool is_major_impl() const {
return major_flag;
}
// comparison implementation
bool operator< (const Priv& rhs) const {
// implement default pair comparison
if (get_name_impl() < rhs.get_name_impl()) {
return true;
} else if (get_name_impl() > rhs.get_name_impl()) {
return false;
}
//TODO implement operator < for cv::util::variant
const CfgParam::value_t& lvar = get_value_impl();
const CfgParam::value_t& rvar = rhs.get_value_impl();
if (lvar.index() < rvar.index()) {
return true;
} else if (lvar.index() > rvar.index()) {
return false;
}
util::variant_comparator comp(rvar);
return cv::util::visit(comp, lvar);
}
bool operator==(const Priv& rhs) const {
return (get_name_impl() == rhs.get_name_impl())
&& (get_value_impl() == rhs.get_value_impl());
}
bool operator!=(const Priv& rhs) const {
return !(*this == rhs);
}
CfgParam::name_t name;
CfgParam::value_t value;
bool major_flag;
};
CfgParam::CfgParam (const std::string& param_name, value_t&& param_value, bool is_major_param) :
m_priv(new Priv(param_name, std::move(param_value), is_major_param)) {
}
CfgParam::~CfgParam() = default;
CfgParam CfgParam::create_frames_pool_size(size_t value) {
// NB: cast to uint64_t because CfgParam inner variant works over
// uint64_t instead of size_t and mirrored VPL types variety
// but size_t looks more friendly for C++ high-level development
return CfgParam::create(CfgParam::frames_pool_size_name(),
static_cast<uint64_t>(value), false);
}
CfgParam CfgParam::create_acceleration_mode(uint32_t value) {
return CfgParam::create(CfgParam::acceleration_mode_name(), value);
}
CfgParam CfgParam::create_acceleration_mode(const char* value) {
return CfgParam::create(CfgParam::acceleration_mode_name(), std::string(value));
}
CfgParam CfgParam::create_decoder_id(uint32_t value) {
return CfgParam::create(CfgParam::decoder_id_name(), value);
}
CfgParam CfgParam::create_decoder_id(const char* value) {
return CfgParam::create(CfgParam::decoder_id_name(), std::string(value));
}
CfgParam CfgParam::create_implementation(uint32_t value) {
return CfgParam::create(CfgParam::implementation_name(), value);
}
CfgParam CfgParam::create_implementation(const char* value) {
return CfgParam::create(CfgParam::implementation_name(), std::string(value));
}
CfgParam CfgParam::create_vpp_frames_pool_size(size_t value) {
// NB: cast to uint64_t because CfgParam inner variant works over
// uint64_t instead of size_t and mirrored VPL types variety
// but size_t looks more friendly for C++ high-level development
return CfgParam::create(CfgParam::vpp_frames_pool_size_name(),
static_cast<uint64_t>(value), false);
}
CfgParam CfgParam::create_vpp_in_width(uint16_t value) {
return CfgParam::create(CfgParam::vpp_in_width_name(), value, false);
}
CfgParam CfgParam::create_vpp_in_height(uint16_t value) {
return CfgParam::create(CfgParam::vpp_in_height_name(), value, false);
}
CfgParam CfgParam::create_vpp_in_crop_x(uint16_t value) {
return CfgParam::create(CfgParam::vpp_in_crop_x_name(), value, false);
}
CfgParam CfgParam::create_vpp_in_crop_y(uint16_t value) {
return CfgParam::create(CfgParam::vpp_in_crop_y_name(), value, false);
}
CfgParam CfgParam::create_vpp_in_crop_w(uint16_t value) {
return CfgParam::create(CfgParam::vpp_in_crop_w_name(), value, false);
}
CfgParam CfgParam::create_vpp_in_crop_h(uint16_t value) {
return CfgParam::create(CfgParam::vpp_in_crop_h_name(), value, false);
}
CfgParam CfgParam::create_vpp_out_fourcc(uint32_t value) {
return CfgParam::create(CfgParam::vpp_out_fourcc_name(), value, false);
}
CfgParam CfgParam::create_vpp_out_chroma_format(uint16_t value) {
return CfgParam::create(CfgParam::vpp_out_chroma_format_name(), value, false);
}
CfgParam CfgParam::create_vpp_out_width(uint16_t value) {
return CfgParam::create(CfgParam::vpp_out_width_name(), value, false);
}
CfgParam CfgParam::create_vpp_out_height(uint16_t value) {
return CfgParam::create(CfgParam::vpp_out_height_name(), value, false);
}
CfgParam CfgParam::create_vpp_out_crop_x(uint16_t value) {
return CfgParam::create(CfgParam::vpp_out_crop_x_name(), value, false);
}
CfgParam CfgParam::create_vpp_out_crop_y(uint16_t value) {
return CfgParam::create(CfgParam::vpp_out_crop_y_name(), value, false);
}
CfgParam CfgParam::create_vpp_out_crop_w(uint16_t value) {
return CfgParam::create(CfgParam::vpp_out_crop_w_name(), value, false);
}
CfgParam CfgParam::create_vpp_out_crop_h(uint16_t value) {
return CfgParam::create(CfgParam::vpp_out_crop_h_name(), value, false);
}
CfgParam CfgParam::create_vpp_out_pic_struct(uint16_t value) {
return CfgParam::create(CfgParam::vpp_out_pic_struct_name(), value, false);
}
CfgParam CfgParam::create_vpp_out_framerate_n(uint32_t value) {
return CfgParam::create(CfgParam::vpp_out_framerate_n_name(), value, false);
}
CfgParam CfgParam::create_vpp_out_framerate_d(uint32_t value) {
return CfgParam::create(CfgParam::vpp_out_framerate_d_name(), value, false);
}
CfgParam& CfgParam::operator=(const CfgParam& src) {
if (this != &src) {
m_priv = src.m_priv;
}
return *this;
}
CfgParam& CfgParam::operator=(CfgParam&& src) {
if (this != &src) {
m_priv = std::move(src.m_priv);
}
return *this;
}
CfgParam::CfgParam(const CfgParam& src) :
m_priv(src.m_priv) {
}
CfgParam::CfgParam(CfgParam&& src) :
m_priv(std::move(src.m_priv)) {
}
const CfgParam::name_t& CfgParam::get_name() const {
return m_priv->get_name_impl();
}
const CfgParam::value_t& CfgParam::get_value() const {
return m_priv->get_value_impl();
}
bool CfgParam::is_major() const {
return m_priv->is_major_impl();
}
std::string CfgParam::to_string() const {
return get_name() + ":" + cv::util::visit(util::variant_stringifier{},
get_value());
}
bool CfgParam::operator< (const CfgParam& rhs) const {
return *m_priv < *rhs.m_priv;
}
bool CfgParam::operator==(const CfgParam& rhs) const {
return *m_priv == *rhs.m_priv;
}
bool CfgParam::operator!=(const CfgParam& rhs) const {
return *m_priv != *rhs.m_priv;
}
} // namespace onevpl
} // namespace wip
} // namespace gapi
} // namespace cv
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