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Amazon Elastic Transcoder
Developer Guide (API Version 2012-09-25)

Document History

The following table describes the important changes to the documentation in this release of Amazon Elastic Transcoder.

  • API Version: 2012-09-25

  • Last documentation update: 2016-11-17

Change Description Release Date

New Feature

With this release, Elastic Transcoder adds support for:

  • Clip Stitching: You can now use Elastic Transcoder to stitch together parts of multiple files into one output file. For more information, see Clip Stitching.

November 17th, 2016

New Feature

With this release, Elastic Transcoder adds support for:

September 30th, 2016

New Feature

With this release, Elastic Transcoder adds support for:

  • Monitoring with CloudWatch: You can now set up monitoring of Elastic Transcoder resources and api calls through your account. For more information, see Monitoring Elastic Transcoder.

September 20th, 2016

New Feature

With this release, Elastic Transcoder adds:

  • Extended audio (WAV): Elastic Transcoder now supports the WAV container for audio.

July 19th, 2016

New Feature

With this release, Elastic Transcoder adds:

  • Extended playlist support (MPEG-DASH): Elastic Transcoder now supports MPEG-DASH playlists for FMP4 containers.

May 24th, 2016

New Feature

With this release, Elastic Transcoder adds:

  • Extended video support (VP9): Elastic Transcoder now supports the VP9 video codec for WEBM containers.

April 20th, 2016

New Feature

With this release, Elastic Transcoder adds:

  • Extended caption support (CEA-708): Elastic Transcoder now supports CEA-708 embedded caption outputs for MP4 and MPEG-TS containers. For more information, see Captions.

October 21st, 2015

New Feature

With this release, Elastic Transcoder adds:

  • Extended format support (MXF, FLAC, and more): Elastic Transcoder now supports additional formats, including MXF, FLAC and OGA, and additional flexibility for your output audio. For more information, see Digital Audio.

May 20th, 2015

New Features

With this release, Elastic Transcoder adds support for:

  • PlayReady DRM: Elastic Transcoder now supports PlayReady DRM for your files. For more information, see Digital Rights Management.

March 31st, 2015

New Features

With this release, Elastic Transcoder adds support for:

  • Detected Parameters and Job Timing: Elastic Transcoder now now records the detected properties of the input files, the output files, and the time it took to process the jobs in epoch milliseconds. For more information, see Responses.

March 24th, 2015

New Features

With this release, Elastic Transcoder adds support for:

March 17th, 2015

New Features

With this release, Elastic Transcoder adds support for:

  • Cross-Regional Warnings: Elastic Transcoder now warns you when you create, update, or retrieve a pipeline with cross-regional settings. For more information, see Warnings.

February 19th, 2015

New Features

With this release, Elastic Transcoder adds support for:

January 13th, 2015

New Features

With this release, Elastic Transcoder adds support for:

  • User-Defined Metadata: You can now create custom metadata for your files, which Elastic Transcoder will pass through the transcoding process unchanged. For more information, see (Optional) User Metadata.

December 10th, 2014

New Features

With this release, Elastic Transcoder adds support for:

  • Encrypted Files: You can now encrypt your output files and transcode files that are encrypted. For more information, see Data Encryption Options.

November 24th, 2014

New Features

With this release, Elastic Transcoder adds support for:

October 27th, 2014

New Features

With this release, Elastic Transcoder adds support for:

October 13th, 2014

New Features

With this release, Elastic Transcoder adds support for:

October 1st, 2014

New Features

With this release, Elastic Transcoder adds support for:

June 18th, 2014

New Features

With this release, Elastic Transcoder adds support for:

  • Audio profiles: You can now configure Elastic Transcoder to use different audio compression schemes, including AAC-LC, HE-AAC, and HE-AACv2. For more information, see Audio Codec Profiles at Request Body.

  • Preset and pipeline pagination: You can now view more than the first 50 presets and pipelines with the list operation.

December 18th, 2013

New Features

With this release, Elastic Transcoder adds support for:

  • Clip Generation: You can use Elastic Transcoder to generate partial excerpts of content, or "clips," from your source media. This feature lets you transcode only a portion of your source media. For more information, see Composition at Create Job.

November 8th, 2013

New Features

With this release, Elastic Transcoder adds support for:

  • Audio only transcoding: You can now configure Elastic Transcoder to transcoding files that contain audio only content, strip out the video portion of a file that contains both audio and video, and create an audio only track for an HLS file set. For more information, see Container at General Settings.

  • Album Art: When you configure Elastic Transcoder to use mp3 or mp4 containers, you can now specify a file in Amazon S3 to use for Album Art. For more information, see Album Art at Output Details, Part 1.

  • Audio Metadata: You can now pass through audio related metadata for audio files, such as artist, title, and genre.

October 9th, 2013

New Features

With this release, Elastic Transcoder adds support for:

  • Maximum bit rate: When you configure Elastic Transcoder to automatically detect the bit rate of the input video and use that value as the bit rate for the output video, you can now specify a maximum bit rate for the output video. For more information, see Maximum Bit Rate at Video Settings.

  • Maximum frame rate: When you configure Elastic Transcoder to automatically detect the frame rate of the input video and use that value as the frame rate for the output video, you can now specify a maximum frame rate for the output video. For more information, see Maximum Frame Rate at Video Settings.

  • Watermarks: You can now overlay up to four static images (watermarks) on every frame of an output video, and specify the size, position, scale, and opacity of each image. For more information, see Watermarks.

July 8, 2013

New Features

With this release, Elastic Transcoder adds support for:

  • Apple HLS-compliant, pre-segmented files and playlists.

  • Automatic video bit rate optimization.

  • More control over the resolution and aspect ratio of output videos and thumbnails.

  • MPEG-TS as a container format for output.

  • Multiple outputs for the same job.

  • Specifying Amazon S3 permissions on the output videos and thumbnails, which simplifies using Amazon CloudFront to distribute your content.

  • Specifying separate Amazon S3 buckets for output videos and thumbnails.

  • Specifying the Amazon S3 storage class.

  • Vorbis as an audio codec for output.

  • VP8 as a video codec for output.

  • WebM as a container format for output.

May 16, 2013

Initial Release

This is the first release of the Amazon Elastic Transcoder Developer Guide.

January 28, 2013