Asset guidelines

Use the guidelines below to ensure that all media assets you upload to the CMS are optimized for the Bloomberg Connects app.

Tip: For all media files, upload the highest quality file you have. There is no maximum limit on file size for uploaded media. All media is re-encoded during the upload and is resized for delivery in the app.

Media Type Notes
Image

JPEG and PNG supported.

Minimum resolution: 72DPI. Minimum dimensions: 720 pixels on the longer side.

Audio

MP3 and WAV supported.

After upload, audio files are encoded for delivery in the app using the following rules:

  • Format: MP3
  • Bitrate: 48kbps
  • Input: Mono (upload audio files with mono signal to avoid downsampling)
  • Tool: LAME

All metadata is removed from the audio file during upload.

Video

MP4, MOV, AVI, and WEBM are supported.

After upload, video files are encoded for delivery in the app using the following rules:

  • Format: MP4
  • Video resolution: 720p
  • Video bitrate: 1.5Mbps
  • Video encoder: libx264
  • Audio coding standard: AAC
  • Audio channels: 2 (Stereo)
  • Audio sample rate: 48000Hz
  • Audio bitrate: 128k

You should provide subtitles/captions in a separate VTT file. For more, see Video captions and subtitles.

For information about brand assets, see Organization image, Square logo, Rectangular logo.

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