Module: Ravvi

Defined in:
lib/ravvi.rb

Overview

Ad format presets and safe-area helpers.

Companion utilities for Ravvi (https://ravvi.ai), an AI ad generator.

Defined Under Namespace

Classes: Format

Constant Summary collapse

VERSION = 
"0.1.0"
FORMATS = 
{
  "instagram_reels" => Format.new("instagram_reels", "instagram", 1080, 1920, 90),
  "instagram_feed"  => Format.new("instagram_feed",  "instagram", 1080, 1350, 60),
  "tiktok_infeed"   => Format.new("tiktok_infeed",   "tiktok",    1080, 1920, 60),
  "youtube_shorts"  => Format.new("youtube_shorts",  "youtube",   1080, 1920, 60),
  "youtube_instream" => Format.new("youtube_instream", "youtube", 1920, 1080, 30),
  "facebook_feed"   => Format.new("facebook_feed",   "facebook",  1080, 1080, 60),
  "facebook_story"  => Format.new("facebook_story",  "facebook",  1080, 1920, 15),
  "linkedin_feed"   => Format.new("linkedin_feed",   "linkedin",  1200,  628, 30),
  "x_feed"          => Format.new("x_feed",          "x",         1200,  675, 140)
}.freeze

Class Method Summary collapse

Class Method Details

.formats_for(platform) ⇒ Object

Every known placement for a platform, widest aspect first.



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# File 'lib/ravvi.rb', line 29

def self.formats_for(platform)
  FORMATS.values
         .select { |f| f.platform == platform.to_s.downcase }
         .sort_by { |f| -(f.width.to_f / f.height) }
end

.safe_area(format, top: 0.14, bottom: 0.20) ⇒ Object

Pixel box that stays clear of the platform's UI chrome.



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# File 'lib/ravvi.rb', line 36

def self.safe_area(format, top: 0.14, bottom: 0.20)
  y0 = (format.height * top).round
  y1 = (format.height * (1 - bottom)).round
  { x: 0, y: y0, width: format.width, height: y1 - y0 }
end