Mastodon::Easy::Attachment::Meta Class Reference

Metadata for attachments. More...

#include <attachment.hpp>

Inheritance diagram for Mastodon::Easy::Attachment::Meta:

Public Member Functions
virtual bool	valid () const override
	Returns true if the Entity holds valid data. More...
double	aspect () const
	Aspect of original image. More...
double	aspect_small () const
	Aspect of preview image. More...
uint64_t	bitrate () const
	Returns the bitrate of a video. More...
const std::chrono::duration< double >	duration () const
	Returns the duration of a video in seconds. More...
double	frame_rate () const
	Returns the framerate of a video in frames per second. More...
uint64_t	height () const
	Returns the height of the original image. More...
uint64_t	height_small () const
	Returns the height of the preview image. More...
const string	size () const
	Returns the size of the original image. More...
const string	size_small () const
	Returns the size of the preview image. More...
uint64_t	width () const
	Returns the width of the original image. More...
uint64_t	width_small () const
	Returns the width of the preview image. More...
	Entity (const string &json)
	Constructs an Entity object from a JSON string. More...
	Entity (const Json::Value &object)
	Constructs an Entity object from a JSON object. More...
	Entity ()
	Constructs an empty Entity object. More...
Public Member Functions inherited from Mastodon::Easy::Entity
	Entity (const string &json)
	Constructs an Entity object from a JSON string. More...
	Entity (const Json::Value &object)
	Constructs an Entity object from a JSON object. More...
	Entity ()
	Constructs an empty Entity object. More...
virtual	~Entity ()
	Destroys the object. More...
	operator const Json::Value () const
void	from_string (const string &json)
	Replaces the Entity with a new one from a JSON string. More...
const string	to_string () const
	Returns the JSON of the Entity as formatted string. More...
void	from_object (const Json::Value &object)
	Replaces the Entity with a new one from a JSON object. More...
const Json::Value	to_object () const
	Returns the JSON object of the Entity. More...
const string	error () const
	Returns error string sent by the server. More...
bool	was_set () const
	Returns true if the last requested value was set, false if it was unset. More...

Additional Inherited Members
Protected Member Functions inherited from Mastodon::Easy::Entity
const Json::Value	get (const string &key) const
	Returns the value of key as Json::Value. More...
const string	get_string (const string &key) const
	Returns the value of key as std::string. More...
uint64_t	get_uint64 (const string &key) const
	Returns the value of key as std::uint64_t. More...
double	get_double (const string &key) const
	Returns the value of key as double. More...
bool	get_bool (const string &key) const
	Returns the value of key as bool. More...
const Easy::time_type	get_time (const string &key) const
	Returns the value of key as Easy::time. More...
const std::vector< string >	get_vector (const string &key) const
	Returns the value of key as vector. More...
void	set (const string &key, const Json::Value &value)
	Sets the value of key. More...
std::uint64_t	stouint64 (const string &str) const
	Returns value of str as uint64_t.
bool	check_valid (const std::vector< string > &attributes) const
	Checks if an Entity is valid. More...

Detailed Description

Metadata for attachments.

Since

0.106.0

Member Function Documentation

aspect()

double Attachment::Meta::aspect

(

)

const

Aspect of original image.

Since

0.106.0

{
    return get_double("original.aspect");
}

aspect_small()

double Attachment::Meta::aspect_small

(

)

const

Aspect of preview image.

Since

0.106.0

{
    return get_double("small.aspect");
}

bitrate()

uint64_t Attachment::Meta::bitrate

(

)

const

Returns the bitrate of a video.

Since

0.106.0

{
    return get_uint64("original.bitrate");
}

duration()

const std::chrono::duration< double > Attachment::Meta::duration

(

)

const

Returns the duration of a video in seconds.

Since

0.106.0

{
    const double sec = get_double("original.duration");

    return std::chrono::duration<double>(sec);
}

Entity() [1/3]

Easy::Entity::Entity

Constructs an empty Entity object.

Since

before 0.11.0

: _tree(Json::nullValue)
, _was_set(false)
{}

Entity() [2/3]

Easy::Entity::Entity

explicit

Constructs an Entity object from a JSON string.

Parameters

json	JSON string

Since

before 0.11.0

: _tree(Json::nullValue)
,_was_set(false)
{
    from_string(json);
}

Entity() [3/3]

Easy::Entity::Entity

explicit

Constructs an Entity object from a JSON object.

Parameters

object

JSON object

Since

0.100.0

: _tree(object)
,_was_set(false)
{}

frame_rate()

double Attachment::Meta::frame_rate

(

)

const

Returns the framerate of a video in frames per second.

Since

0.106.0

{
    string strframes = get_string("original.frame_rate");

    if (!strframes.empty())
    {
        std::size_t pos = strframes.find('/');
        if (pos != std::string::npos)
        {
            std::uint16_t frames = std::stoul(strframes.substr(0, pos));
            std::uint16_t divider = std::stoul(strframes.substr(pos + 1));

            return frames / divider;
        }
    }

    return 0.0;
}

height()

uint64_t Attachment::Meta::height

(

)

const

Returns the height of the original image.

Since

0.106.0

{
    return get_uint64("original.height");
}

height_small()

uint64_t Attachment::Meta::height_small

(

)

const

Returns the height of the preview image.

Since

0.106.0

{
    return get_uint64("small.height");
}

size()

const string Attachment::Meta::size

(

)

const

Returns the size of the original image.

Since

0.106.0

{
    return get_string("original.size");
}

size_small()

const string Attachment::Meta::size_small

(

)

const

Returns the size of the preview image.

Since

0.106.0

{
    return get_string("small.size");
}

valid()

bool Attachment::Meta::valid ( ) const

overridevirtual

Returns true if the Entity holds valid data.

Since

before 0.11.0 (virtual since 0.18.2)

Implements Mastodon::Easy::Entity.

{
    return true;
}

width()

uint64_t Attachment::Meta::width

(

)

const

Returns the width of the original image.

Since

0.106.0

{
    return get_uint64("original.width");
}

width_small()

uint64_t Attachment::Meta::width_small

(

)

const

Returns the width of the preview image.

Since

0.106.0

{
    return get_uint64("small.width");
}

---

The documentation for this class was generated from the following files:

• src/easy/entities/attachment.hpp
• src/easy/entities/attachment.cpp