AI Video Generator Market Size, Share & Industry Analysis, By Enterprise Type (Small & Medium Enterprises (SMEs) and Large Enterprises), By Sources (Text to Video, PowerPoint to Video, and Documents to Video (PDF, Spreadsheet, etc.)), By Application (Training & Education, Marketing & Advertising, Social Media, and Others (Presentation, etc.)), By Industry (IT & Telecom, Retail & E-commerce, Education, Healthcare, Real Estate, Media & Entertainment, and Others (Manufacturing, etc.)), and Regional Forecast, 2026-2034