Add Enhanced AC-3 support to `transcode-video` with `--ac3-encoder` option. Add 768, 1536 Kbps support to `--ac3-bitrate`, `--pass-ac3-bitrate` options.
Add Enhanced AC-3 support to `transcode-video` with `--ac3-encoder` option.
Add 768, 1536 Kbps support to `--ac3-bitrate`, `--pass-ac3-bitrate` options.

donmelton/video_transcoding