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authorEugen Rochko <eugen@zeonfederated.com>2019-10-03 01:09:12 +0200
committerGitHub <noreply@github.com>2019-10-03 01:09:12 +0200
commitca22a22d7f4db867ad0045a7978e3d8dcd251a69 (patch)
tree22c20a985b89af6f3cdcd6717ddbb11c748804c2 /app/models/concerns/attachmentable.rb
parent0ce0baa9b5799be61fed7fc509837ca0ba971402 (diff)
Fix performance of GIF re-encoding (#12057)
* Change animated GIF detection to not shell out to ImageMagick

Signed-off-by: Eugen Rochko <eugen@zeonfederated.com>

* Change video encoding parameters to limit to 10800 video frames

Signed-off-by: Eugen Rochko <eugen@zeonfederated.com>

* Limit GIF image size further

Signed-off-by: Eugen Rochko <eugen@zeonfederated.com>

* Always strip metadata from video files

* Fix code style issues
Diffstat (limited to 'app/models/concerns/attachmentable.rb')
-rw-r--r--app/models/concerns/attachmentable.rb4
1 files changed, 3 insertions, 1 deletions
diff --git a/app/models/concerns/attachmentable.rb b/app/models/concerns/attachmentable.rb
index 246c2c27c..3bbc6453c 100644
--- a/app/models/concerns/attachmentable.rb
+++ b/app/models/concerns/attachmentable.rb
@@ -6,6 +6,7 @@ module Attachmentable
   extend ActiveSupport::Concern
 
   MAX_MATRIX_LIMIT = 16_777_216 # 4096x4096px or approx. 16MB
+  GIF_MATRIX_LIMIT = 921_600    # 1280x720px
 
   included do
     before_post_process :set_file_extensions
@@ -42,8 +43,9 @@ module Attachmentable
       next if attachment.blank? || !/image.*/.match?(attachment.content_type) || attachment.queued_for_write[:original].blank?
 
       width, height = FastImage.size(attachment.queued_for_write[:original].path)
+      matrix_limit  = attachment.content_type == 'image/gif' ? GIF_MATRIX_LIMIT : MAX_MATRIX_LIMIT
 
-      raise Mastodon::DimensionsValidationError, "#{width}x#{height} images are not supported, must be below #{MAX_MATRIX_LIMIT} sqpx" if width.present? && height.present? && (width * height >= MAX_MATRIX_LIMIT)
+      raise Mastodon::DimensionsValidationError, "#{width}x#{height} images are not supported" if width.present? && height.present? && (width * height > matrix_limit)
     end
   end