Class: Exiv2::Tag

Inherits:

Object

• Object
• Exiv2::Tag

Defined in:

ext/exif.cpp

Class Method Summary

• .count ⇒ Object
• .each ⇒ Object

Instance Method Summary

• #desc ⇒ Object
• #ifd ⇒ Object
• #name ⇒ Object
• #section ⇒ Object
• #title ⇒ Object

Class Method Details

.count ⇒ Object

# File 'ext/exif.cpp', line 263

static VALUE exiv2_tags_count(VALUE self) {
  __BEGIN
  return INT2NUM(
  iterate_tag_collection(Exiv2::ExifTags::ifdTagList(), false) +
  iterate_tag_collection(Exiv2::ExifTags::exifTagList(), false) +
  iterate_tag_collection(Exiv2::ExifTags::iopTagList(), false) +
  iterate_tag_collection(Exiv2::ExifTags::gpsTagList(), false)
  );
  __END
}

.each ⇒ Object

# File 'ext/exif.cpp', line 251

static VALUE exiv2_tags_each(VALUE self) {
  __BEGIN
  iterate_tag_collection(Exiv2::ExifTags::ifdTagList());
  iterate_tag_collection(Exiv2::ExifTags::exifTagList());
  iterate_tag_collection(Exiv2::ExifTags::iopTagList());
  iterate_tag_collection(Exiv2::ExifTags::gpsTagList());
  return self;
  __END
}

Instance Method Details

#desc ⇒ Object

# File 'ext/exif.cpp', line 293

static VALUE exiv2_tag_desc(VALUE self) {
  __BEGIN
  Exiv2::TagInfo* tag;
  Data_Get_Struct(self, Exiv2::TagInfo, tag);
  
  return tag->desc_ ? rb_str_new2(tag->desc_) : Qnil;
  __END
}

#ifd ⇒ Object

# File 'ext/exif.cpp', line 311

static VALUE exiv2_tag_ifd(VALUE self) {
  __BEGIN
  Exiv2::TagInfo* tag;
  Data_Get_Struct(self, Exiv2::TagInfo, tag);
  
  return rb_str_new2(Exiv2::ExifTags::ifdName(tag->ifdId_));
  __END
}

#name ⇒ Object

# File 'ext/exif.cpp', line 275

static VALUE exiv2_tag_name(VALUE self) {
  __BEGIN
  Exiv2::TagInfo* tag;
  Data_Get_Struct(self, Exiv2::TagInfo, tag);
  
  return tag->name_ ? rb_str_new2(tag->name_) : Qnil;
  __END
}

#section ⇒ Object

# File 'ext/exif.cpp', line 302

static VALUE exiv2_tag_section(VALUE self) {
  __BEGIN
  Exiv2::TagInfo* tag;
  Data_Get_Struct(self, Exiv2::TagInfo, tag);
  
  return rb_str_new2(Exiv2::ExifTags::sectionName(tag->sectionId_));
  __END
}

#title ⇒ Object

# File 'ext/exif.cpp', line 284

static VALUE exiv2_tag_title(VALUE self) {
  __BEGIN
  Exiv2::TagInfo* tag;
  Data_Get_Struct(self, Exiv2::TagInfo, tag);
  
  return tag->title_ ? rb_str_new2(tag->title_) : Qnil;
  __END
}