TABLE OF CONTENTS
1. Introduction
2. Documentary Channel Overview
3. Technical Specifications for High Definition Programs (HD)
3.1 Video Specifications
3.2 Audio Specifications
3.3 Metadata Requirements
3.4 File Naming Conventions
3.5 Delivery Methods
3.6 Quality Control
4. Technical Specifications for Standard Definition Programs (SD)
4.1 Video Specifications
4.2 Audio Specifications
4.3 Metadata Requirements
4.4 File Naming Conventions
4.5 Delivery Methods
4.6 Quality Control
5. Technical Specs for 2024 Documentary Channel Fall Premieres
6. Appendix: Glossary of Terms
7. Contact Information
1. Introduction
This document outlines the technical specifications required for programs delivered to CBC/Radio-Canada's English and French networks for distribution on all platforms, specifically focusing on content intended for the Documentary Channel. These specifications are crucial to ensure consistent high-quality viewing experiences across all delivery methods, including broadcast television, online streaming platforms (CBC Gem), and potential future distribution channels. Adherence to these guidelines is mandatory for all program submissions. Any deviations must be pre-approved in writing by the CBC/Radio-Canada Engineering and Technology department. Failure to meet these specifications may result in delays in broadcast and potential rejection of the program.
2. Documentary Channel Overview
The CBC Documentary Channel is a prominent platform for showcasing high-quality factual programming. It delivers a diverse range of documentaries covering various genres, including history, science, nature, current affairs, and arts & culture. To maintain the channel's reputation for excellence, stringent technical standards are enforced to ensure optimal visual and audio quality across all delivery platforms. This document details the technical requirements to facilitate seamless integration into the CBC/Radio-Canada broadcast and distribution workflow.
3. Technical Specifications for High Definition Programs (HD)
3.1 Video Specifications:
* Resolution: 1920x1080i (1080i) interlaced, compliant with ITU-R BT.601
* Aspect Ratio: 16:9
* Frame Rate: 29.97 fps (NTSC)
* Color Space: BT.709
* Compression: MPEG-2 (for broadcast) or H.264 (for online distribution) Specific bitrates will be determined based on program length and content complexity. Consult with CBC/Radio-Canada for detailed bitrate requirements.
* Scan Type: Interlaced (1080i)
* Chroma Subsampling: 4:2:2 (recommended)
3.2 Audio Specifications:
* Audio Channels: 5.1 Surround Sound (preferred) or Stereo (2.0)
* Sampling Rate: 48 kHz
* Bit Depth: 24-bit
* Audio Compression: Dolby Digital (AC-3) for broadcast; other formats may be considered for online distribution. Consult with CBC/Radio-Canada for specific requirements.
* Dialogue Normalization: Programs must adhere to CBC/Radio-Canada's dialogue normalization standards to ensure consistent loudness across all programming.
3.3 Metadata Requirements:
All programs must include comprehensive metadata embedded within the video and audio files. This metadata is essential for proper indexing, searching, and distribution across various platforms. Required metadata includes, but is not limited to:
* Program Title: (English and French)
* Episode Title: (English and French)
* Synopsis: (English and French)
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