Brightsign Object Reference Manual (FW 5.1) Manual do Utilizador descarregar pdf (Página 117)

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a video may contain English and Spanish audio tracks, you can call SetPreferredAudio() to specify that the Spanish

track should be played if it exists, with the video defaulting to English otherwise.

Preferred streams are chosen by matching the patterns in the passed string(s) against the textual description of the

stream:

1. The passed string is a semicolon-separated list of templates.

2. Each template is a comma-separated list of patterns.

3. Each pattern is a [field_name]=[field_value] pair that is matched directly against the stream description.

SetPreferredVideo(description As String) As Boolean

Each template in the passed video description string can contain the following patterns:

• pid=[integer]: The packet identifier (PID) of the video stream you wish to display

• codec=[video_codec]: The preferred video codec, which can be any of the following:

o MPEG1

o MPEG2

o MPEG4Part2

o H263

o H264

o VC1

o H265

• width=[integer]: The preferred video width

• height=[integer]: The preferred video height

• aspect=[float(x.yy)]: The preferred aspect ratio of the video stream as a floating-point number with two

fractional digits.

• colordepth=[integer]: The preferred color depth of the video.

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Brightsign Object Reference Manual (FW 5.1) Manual do Utilizador Página 117