vod_upstream_location

The vod_upstream_location directive is used within the NGINX-based VOD Packager module to define a specific upstream location where the video files or streams are sourced for processing. This directive is essential for enabling the repackaging of various video formats into adaptive streaming formats such as HLS, DASH, and others. By setting this directive in the appropriate context (http, server, or location), you inform NGINX from where to fetch the media content when a streaming request is made.

When a request is received, NGINX evaluates the vod_upstream_location and forwards the request to the specified upstream address. This address can point to either a local file stored on disk or a remote video file accessible via HTTP. The directive facilitates range requests, essential for adaptive streaming, allowing clients to request specific byte ranges of video files, enabling smoother playback experiences and efficient bandwidth usage. Proper configuration of this directive ensures that NGINX can dynamically adjust to various network conditions and user requirements during video playback.

This directive can accept one argument, which is the URI of the upstream location. In typical usage, the upstream specified can be a local path to the video files or a URL pointing to the video files on a remote server. The directive is crucial for setting up a seamless VOD experience, especially when combined with other related directives in the NGINX configuration for video delivery.