VOD

The module allows repackaging MP4 files for streaming via HLS, HDS, MSS, and DASH.

Operating Modes

• Local: serves locally available files (local disk or NFS is connected).

• Remote: serves files available via HTTP protocol using range requests.

• Mapped: serves files according to the specification encoded in JSON format (JSON can be obtained from a remote server or read from a local file).

Supported Codecs

• Video Codecs: H264, H265 (DASH/HLS), AV1 (DASH/HLS), VP8 (DASH), VP9 (DASH).

• Audio Codecs: AAC, MP3 (HLS/HDS/MSS), AC-3 (DASH/HLS), E-AC-3 (DASH/HLS), VORBIS (DASH), OPUS (DASH), FLAC (HLS), DTS (HLS).

Loading the Module

Connecting the module in the context of main{}:

load_module modules/ngx_http_vod_module.so;

Configuration Example

location ~ ^/cenchls/p/\d+/(sp/\d+/)?serveFlavor/entryId/([^/]+)/(.*) {
    vod hls;
    vod_hls_encryption_method sample-aes-cenc;
    vod_hls_encryption_key_format "urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed";
    vod_hls_encryption_key_format_versions "1";

    vod_drm_enabled on;
    vod_drm_request_uri "/udrm/system/ovp/$vod_suburi";

    vod_last_modified_types *;
    add_header Access-Control-Allow-Headers '*';
    add_header Access-Control-Expose-Headers 'Server, range, Content-Length, Content-Range';
    add_header Access-Control-Allow-Methods 'GET, HEAD, OPTIONS';
    add_header Access-Control-Allow-Origin '*';
    expires 100d;
}

Additional Information

Detailed documentation and source code are available at: kaltura/nginx-vod-module.