6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
# File 'lib/dragonfly_libvips/processors/encode.rb', line 6
def call(content, format, options = {})
raise UnsupportedFormat unless SUPPORTED_FORMATS.include?(content.ext)
format = format.to_s
format = 'tif' if format == 'tiff'
format = 'jpg' if format == 'jpeg'
raise UnsupportedOutputFormat unless SUPPORTED_OUTPUT_FORMATS.include?(format)
if content.mime_type == Rack::Mime.mime_type(".#{format}")
content.ext ||= format
content.meta['format'] = format
return
end
options = options.each_with_object({}) { |(k, v), memo| memo[k.to_s] = v }
input_options = options.fetch('input_options', {})
output_options = options.fetch('output_options', {})
input_options['access'] ||= 'sequential'
if content.mime_type == 'image/jpeg'
input_options['autorotate'] = true unless input_options.has_key?('autorotate')
end
output_options['profile'] ||= EPROFILE_PATH
output_options.delete('profile') if FORMATS_WITHOUT_PROFILE_SUPPORT.include?(format)
require 'vips'
img = ::Vips::Image.new_from_file(content.path, input_options)
content.update(
img.write_to_buffer(".#{format}", output_options),
'name' => "temp.#{format}",
'format' => format
)
content.ext = format
end
|