Video transcode profiles

A video transcode profile is a set of video conversion settings used to convert source videos into formats suitable for a range of devices and browsers.

Your account will be provisioned with default profiles, including MP4-240, MP4-280, MP4-720, WebM-480 and WebM-720, with settings to match most common devices and browsers, but in some circumstances you may want to create a new profile or edit an existing one.

On this page we'll show how to create and edit profiles and set parameters including video codec and bitrate and audio options.

Creating and editing profiles

To create a new video transcoding profile, click the New button.

A set of video transcoding profiles will be provisioned on your account
A set of video transcoding profiles will be provisioned on your account

You can also edit an existing profile by clicking the icon to the left of the profile name and choosing "Edit profile".

You can edit existing profiles by choosing Edit profile from the profile menu
You can edit existing profiles by choosing Edit profile from the profile menu

When you create a new profile you can enter the name, label and description, or edit these values for an existing profile.

The profile name, label and description
The profile name, label and description
Name Value
Friendly name Used to identify the profile within Content Hub
Profile name HTTP friendly profile name included in the video URL
Profile label Displayed in some players to allow the user to choose the quality. Also included in the <video> tag generated when creating embedded HTML for the video
Description A description of the video profile
Automatically attach profile to newly created batch jobs Tick this checkbox to automatically apply a profile to a video when it is ingested into Content Hub via bulk upload

Container options

A profile container is the file format used to package the audio and video. Generally you will use MP4 or WebM for web content.

The available container options
The available container options

Expand the section below to see the list of available containers.

  • 3G2
  • 3GP
  • 3GP2
  • 3GPP
  • 3GPP2
  • AAC
  • F4A
  • F4B
  • F4V
  • FLV
  • M4A
  • MOV
  • MP3
  • MP4
  • OGA
  • OGG
  • OGV
  • OGX
  • TS
  • WEBM
  • WMA
  • WMV

Audio options

In the audio section you can choose options including the codec used to encode the video and the bit rate.

The profile audio options
The profile audio options
Name Value
Enabled Tick this checkbox if audio is enabled for this profile
Audio copy Copy the audio from the source video
Codec The codec used to encode the audio. Select from MP3, AAC, Vorbis and WMA
Bit Rate The bit rate used to encode the audio. Generally determines the audio quality. Choose from 64, 96, 128, 160, 192, 224, 256 and 320 kbps
Normalise Increase / Decrease the volume to bring the average peak amplitude to a target normal level
Number of channels Either Mono or Stereo

Video options

The video options include selecting the codec used to encode the video and the bit rate.

The profile video options
The profile video options
Name Value
Enabled Tick this checkbox if video is enabled for this profile
Video copy Copy the video from the source video
Codec The codec used to encode the video
Bit Rate The quality of the video in kbps
Frame rate The number of frames per second (1-300)
Width Video width
Height Video height
Aspect mode Crop, Stretch, Preserve or Pad
Upscale Select this option to upscale the original video to match profile settings

Advanced video options

You can also choose some advanced options for the video transcoding profile.

Advanced video options
Advanced video options
Name Value
One Pass Analyses and encodes the video in one pass. Can result in a larger file size.
Speed Quality of video from speed of conversion ( 1 is slow, 5 is fast).
Key Frame Interval 0-250. Number of frames between each keyframe. This setting takes precedence over the Key Frame Rate
Key Frame Rate 0-250. The more key frames the better navigation in the video, although more key frames increases the file size.
Interlace On, Off or Detect

When you've finished entering the profile settings click the "Create" button if to create a new profile, or "Update" if you are editing an existing one. When a new profile is saved, it will be shown in the Video Transcode Profile list.

When a new profile is created it will be shown in the profile list
When a new profile is created it will be shown in the profile list

Dynamic Media API reference

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