<commit_before># frozen_string_literal: true

class MediaAttachment < ApplicationRecord
  self.inheritance_column = nil

  enum type: [:image, :gifv, :video]

  IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif'].freeze
  VIDEO_MIME_TYPES = ['video/webm', 'video/mp4'].freeze

  IMAGE_STYLES = { original: '1280x1280>', small: '400x400>' }.freeze
  VIDEO_STYLES = {
    small: {
      convert_options: {
        output: {
          vf: 'scale=\'min(400\, iw):min(400\, ih)\':force_original_aspect_ratio=decrease',
        },
      },
      format: 'png',
      time: 0,
    },
  }.freeze

  belongs_to :account, inverse_of: :media_attachments
  belongs_to :status,  inverse_of: :media_attachments

  has_attached_file :file,
                    styles: ->(f) { file_styles f },
                    processors: ->(f) { file_processors f },
                    convert_options: { all: '-quality 90 -strip' }
  validates_attachment_content_type :file, content_type: IMAGE_MIME_TYPES + VIDEO_MIME_TYPES
  validates_attachment_size :file, less_than: 8.megabytes

  validates :account, presence: true

  scope :local, -> { where(remote_url: '') }
  default_scope { order('id asc') }

  def local?
    remote_url.blank?
  end

  def file_remote_url=(url)
    self.file = URI.parse(url)
  end

  def to_param
    shortcode
  end

  before_create :set_shortcode
  before_post_process :set_type

  class << self
    private

    def file_styles(f)
      if f.instance.file_content_type == 'image/gif'
        {
          small: IMAGE_STYLES[:small],
          original: {
            format: 'webm',
            convert_options: {
              output: {
                'c:v' => 'libvpx',
                'crf' => 4,
                'b:v' => '500K',
              },
            },
          },
        }
      elsif IMAGE_MIME_TYPES.include? f.instance.file_content_type
        IMAGE_STYLES
      else
        VIDEO_STYLES
      end
    end

    def file_processors(f)
      if f.file_content_type == 'image/gif'
        [:gif_transcoder]
      elsif VIDEO_MIME_TYPES.include? f.file_content_type
        [:video_transcoder]
      else
        [:thumbnail]
      end
    end
  end
<commit_msg>Add vsync -cfr option when converting gif to webm<commit_after># frozen_string_literal: true

class MediaAttachment < ApplicationRecord
  self.inheritance_column = nil

  enum type: [:image, :gifv, :video]

  IMAGE_MIME_TYPES = ['image/jpeg', 'image/png', 'image/gif'].freeze
  VIDEO_MIME_TYPES = ['video/webm', 'video/mp4'].freeze

  IMAGE_STYLES = { original: '1280x1280>', small: '400x400>' }.freeze
  VIDEO_STYLES = {
    small: {
      convert_options: {
        output: {
          vf: 'scale=\'min(400\, iw):min(400\, ih)\':force_original_aspect_ratio=decrease',
        },
      },
      format: 'png',
      time: 0,
    },
  }.freeze

  belongs_to :account, inverse_of: :media_attachments
  belongs_to :status,  inverse_of: :media_attachments

  has_attached_file :file,
                    styles: ->(f) { file_styles f },
                    processors: ->(f) { file_processors f },
                    convert_options: { all: '-quality 90 -strip' }
  validates_attachment_content_type :file, content_type: IMAGE_MIME_TYPES + VIDEO_MIME_TYPES
  validates_attachment_size :file, less_than: 8.megabytes

  validates :account, presence: true

  scope :local, -> { where(remote_url: '') }
  default_scope { order('id asc') }

  def local?
    remote_url.blank?
  end

  def file_remote_url=(url)
    self.file = URI.parse(url)
  end

  def to_param
    shortcode
  end

  before_create :set_shortcode
  before_post_process :set_type

  class << self
    private

    def file_styles(f)
      if f.instance.file_content_type == 'image/gif'
        {
          small: IMAGE_STYLES[:small],
          original: {
            format: 'webm',
            convert_options: {
              output: {
                'c:v'   => 'libvpx',
                'crf'   => 4,
                'b:v'   => '500K',
                'vsync' => 'cfr',
              },
            },
          },
        }
      elsif IMAGE_MIME_TYPES.include? f.instance.file_content_type
        IMAGE_STYLES
      else
        VIDEO_STYLES
      end
    end

    def file_processors(f)
      if f.file_content_type == 'image/gif'
        [:gif_transcoder]
      elsif VIDEO_MIME_TYPES.include? f.file_content_type
        [:video_transcoder]
      else
        [:thumbnail]
      end
    end
  end

{'fraction_non_alphanumeric': 0.11424731182795698, 'fraction_numerical': 0.012992831541218637, 'mean_word_length': 2.2053122756640344, 'pattern_counts': {'":': 0, '<': 9, '<?xml version=': 0, '>': 20, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '7033405', 'n_tokens_mistral': 1608, 'n_tokens_neox': 1515, 'n_words': 294}