[英]How to save image as progressive image using paperclip?
How to save image as progressive image using paperclip/Imagemagick? 如何使用paperclip / Imagemagick将图像保存为渐进式图像?
Code I am using: 我正在使用的代码:
has_attached_file :photo, {
:styles => {
:medium => ["200x200#", :jpg] ,
:small => ["192x256#", :jpg],
:thumb => ["50x50#", :jpg],
:small_thumb =>["30x30#", :jpg]
},
:convert_options => {
:medium => "-quality 60",
:small => "-quality 60",
:thumb => "-quality 60",
:small_thumb => "-quality 60"
},
:default_url => "/assets/default_:style.png" }.merge(PAPERCLIP_STORAGE_OPTIONS)
Simply add -interlace Line
in the convert_options
of your choice. 只需在您选择的
convert_options
中添加-interlace Line
。
Doc states explicitly: Doc明确说明:
Use Line or Plane to create an interlaced PNG or GIF or progressive JPEG image.
使用直线或平面创建隔行扫描的PNG或GIF或渐进式JPEG图像。
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