make background gray for paperclip images

2025-02-02 13:12:13 +08:00 · 2017-11-23 14:35:42 +01:00 · 2017-11-23 14:35:42 +01:00 · 0ffe476a54
commit 0ffe476a54
parent b9fe2fa426
1 changed files with 4 additions and 2 deletions
--- a/app/models/asset.rb
+++ b/app/models/asset.rb
@ -12,8 +12,10 @@ class Asset < ActiveRecord::Base
  has_attached_file :file,
                    styles: { large: [Constants::LARGE_PIC_FORMAT, :jpg],
                              medium: [Constants::MEDIUM_PIC_FORMAT, :jpg] },
-                    convert_options: { medium: '-quality 70 -strip',
-                                       all: '-alpha remove' }
+                    convert_options: {
+                      medium: '-quality 70 -strip',
+                      all: '-background "#d2d2d2" -flatten +matte'
+                    }
  validates_attachment :file,
                       presence: true,
                       size: {