Subtitle encoding parameters

General parameters

Parameter	Description
Codec	Select the codec used to convert the subtitles. DVBTTML and DASHIFTTML are only valid when ITV export type is used. Closed caption CEA 608 is only valid when both IPTV export type and 25i/50p to 29.97i/59.94p frame rate conversion are used.
Blackout	This blackout configuration will be applied to the related audio/video/subtitles stream.

Parameter	Description
Codec	Select the codec used to convert the subtitles, in this case, Pass-through .
Override subtitle language in the teletext descriptor	Override language information (ISO639 language triplet) of a selected subtitle. The subtitle selected by the magazine and page should be already present in the descriptor

Only available with SDI and SDI/IP input.

Parameter	Description
Codec	Select the codec used to convert the subtitles, in this case, Pass-through .
Adjust display height	Only available with DVB-Subtitles input subtitles. Adjust the display height for NTSC resolution. If not checked, optimized for PAL resolution.

Parameter	Description
Language	Input language to encode in ISO 639 format (3letter code, lowercase). If not present in the input stream, the subtitles will not be transcoded.
Magazine	1digit magazine number (18) used to identify the Teletext service.
Page	Page number (099) used to identify the Teletext service.
Field	Closed caption field as defined by the standard. Only one of each value is allowed.

Parameter	Description
Codec	Select the codec used to convert the subtitles, in this case, DVB-Subtitles .
Magazine	1digit magazine number (18) used to identify the Teletext service.
Page	Page number (099) used to identify the Teletext service.

Only available with Teletext input subtitles and Internet TV export type.

Parameter	Description
Codec	Select the codec used to convert the subtitle, in this case, DVB-TTML .
Magazine	1digit magazine number (18) used to identify the Teletext service.
Page	Page number (099) used to identify the Teletext service.
Profile	Specify the DVB TTML processor profile.
Purpose	Purpose of the subtitle service.
Suitable for TTS	Boolean value that indicates whether the subtitles are suitable for texttospeech (TTS). If the value is not set, this means unknown suitability.
Forced language	Overwrites the language of the audio track. If not set the original language is kept. Format: 3 alphanumeric characters

Only available with Teletext input subtitles and Internet TV export type.

Parameter	Description
Codec	Select the codec used to convert the subtitle, in this case, DASHIF-TTML .
Magazine	1digit magazine number (18) used to identify the Teletext service.
Page	Page number (099) used to identify the Teletext service.
Profile	Specify the DASHIF TTML processor profile.
Role	Role of the subtitle service. Main: Programme uses subtitles to translate foreign soundtrack or parts of soundtrack into preferred language. Alternate: Subtitles providing a translation of the main audio of the programme. Commentary: Subtitles providing additional information for the programme. Forcehardofhearing: Subtitles for the hard of hearing in the same language as the programme. Subtitle: Generate subtitles.
Forced language	Overwrites the language of the audio track. If not set the original language is kept. Format: 3 alphanumeric characters

Only available with CEA-608/CEA-708 Closed Captions input subtitles and Internet TV export type.

Parameter	Description
Codec	Select the codec used to convert the subtitle, in this case, DVB-TTML .
Profile	Specify the DVB TTML processor profile.
Purpose	Purpose of the subtitle service.
Suitable for TTS	Boolean value that indicates whether the subtitles are suitable for texttospeech (TTS). If the value is not set, this means unknown suitability.
Forced language	Overwrites the language of the audio track. If not set the original language is kept. Format: 3 alphanumeric characters
Closed caption service	Specify the CEA608 or CEA708 service number. Possible values for CEA-608: cc_1, cc_2, cc_3 and cc_4. Possible values for CEA-708: service_1, service _2, service _3 and service _4

Only available with CEA-608/CEA-708 Closed Captions input subtitles and Internet TV export type.

Parameter	Description
Codec	Select the codec used to convert the subtitle, in this case, DASHIF-TTML .
Profile	Specify the DASHIF TTML processor profile.
Role	Role of the subtitle service. Main: Programme uses subtitles to translate foreign soundtrack or parts of soundtrack into preferred language. Alternate: Subtitles providing a translation of the main audio of the programme. Commentary: Subtitles providing additional information for the programme. Forcehardofhearing: Subtitles for the hard of hearing in the same language as the programme. Subtitle: Generate subtitles.
Forced language	Overwrites the language of the audio track. If not set the original language is kept. Format: 3 alphanumeric characters
Closed caption service	Specify the CEA608 or CEA708 service number. Possible values for CEA-608: cc_1, cc_2, cc_3 and cc_4. Possible values for CEA-708: service_1, service _2, service _3 and service _4

Only available with Teletext subtitle input, IPTV export type and 25i/50p to 29.97i/59.94p frame rate conversion.

Parameter	Description
Codec	Select the codec used to convert the subtitles, in this case, Closed caption CEA 608 .
Magazine	1digit magazine number (18) used to identify the Teletext service.
Page	Page number (099) used to identify the Teletext service.
Field	Closed caption field as defined by the standard. Only one of each value is allowed.

Parameter	Description
Codec	Select the codec used to convert the subtitles, in this case, Pass-through .
Forced language	Overwrites the language of the audio track. If not set the original language is kept..
Adjust display height	Only available with DVB-Subtitles input subtitles. Adjust the display height for NTSC resolution. If not checked, optimized for PAL resolution.

Parameter	Description
Codec	Select the codec used to convert the subtitles, in this case, DVB-Subtitles .
Forced language	Overwrites the language of the audio track. If not set the original language is kept..

You should define the following parameters:

Codec used to convert the subtitle, in this case, DVB-Teletext.|
Selected stream: Selection of the stream to encode in the input subtitle. One subtitle encoding section must be defined per language.
Teletext encoding: Configuration of the encoding of the teletext stream.
Teletext descriptor: Configuration of the descriptor of the teletext stream.

Parameter	Description
Language	Input language to encode in ISO 639 format (3letter code, lowercase). If not present in the input stream, the subtitles will not be transcoded.

Parameter	Description
Magazine	1digit magazine number (18) used to identify the Teletext service.
Page	Page number (099) used to identify the Teletext service.

Parameter	Description
Language	Input language to encode in ISO 639 format (3letter code, lowercase). If not present in the input stream, the subtitles will not be transcoded.
Magazine	1digit magazine number (18) used to identify the Teletext service.
Page	Page number (099) used to identify the Teletext service.
Field	Closed caption field as defined by the standard. Only one of each value is allowed.

Related information Configure subtitle encoding

Parameter	Description
Burn-in	Configuration of the subtitle to be used for burnin in the video. Format available for burnin: DVBsubtitles, Teletext.

Related information Configure subtitle burn-in