Adwatch

AdWatch is a sophisticated workflow for automatic audio and video content detection, specializing in identifying advertisements and promotional content within media streams. This cutting-edge system leverages a combination of audio fingerprinting and deep learning techniques to provide highly accurate and efficient content recognition.

Technology Stack

• Operating System: Linux
• Programming Language: Python
• Frameworks: Audfprint, FFmpeg, MoviePy
• Deep Learning Model: Fine-tuned VGG-16 CNN

Dataset and Training

• Custom dataset comprising:
  • News domain videos and advertisements (50:50 or 60:40 ratio)
  • Audio fingerprints of advertisements
• Transfer learning using VGG-16 for visual content classification
• Audio fingerprint database generation using Audfprint

Workflow

1. Input Processing:
   • Convert input video (.mp4) to audio (.wav) with standardized sample rate and bitrate
2. Audio Fingerprinting:
   • Detect advertisements by matching audio fingerprints using Audfprint
3. Visual Content Analysis:
   • Employ fine-tuned VGG-16 CNN to classify video frames
4. Fusion and Refinement:
   • Combine audio and visual detection results
   • Refine ad boundaries using CNN predictions
5. Content Removal:
   • Extract identified advertisements from the original video
6. Output Generation:
   • Produce a cleaned .mp4 file with advertisements removed

Key Features

• Dual-modality Detection: Combines audio fingerprinting and visual content analysis for enhanced accuracy
• Automatic New Ad Detection: Identifies potential new advertisements without prior fingerprinting
• Scalable Architecture: Designed to handle multiple channels simultaneously
• Customizable Reporting: Generates detailed affidavits and analytics reports

Applications

• Media Monitoring: Efficiently track news bulletins, talk shows, and press conferences
• Advertising Verification: Ensure proper ad placement and airtime
• Competitive Analysis: Monitor and analyze competitors’ advertising strategies
• Content Rights Management: Detect unauthorized use of copyrighted material
• Automated Clipping: Facilitate rapid content retrieval and clip creation for social media and OTT platforms

Deployment

AdWatch can be seamlessly integrated into existing media workflows or deployed as a standalone solution, offering flexibility for various operational environments.By combining advanced audio fingerprinting technology with state-of-the-art computer vision techniques, AdWatch provides a comprehensive solution for content detection and management in the modern media landscape. Its ability to automatically identify and process advertisements enables media companies to streamline operations, ensure compliance, and maximize the value of their content.