Configuring Video Codecs

Select PowerMedia WMS>Configure>Codec>Video to configure video codec parameters.

All user access levels can view the configuration, but only Administrators can change the configuration.

Caution: The commands in this configuration section manipulate the configuration file. To apply a new configuration, reboot the PowerMedia WMS.

 

Parameter

Values

Description

Video Parameters

Offer Video Payload

Integer: 96–127

(Default: 97)

Dynamic payload type to be used when video is offered.

Fast Update Request

No Fast Update

 Media XML Update

Sets the fast update request field.

Transcoding Mode

 Auto

 Force

Turn off

(Default: Auto)

Sets the video transcoding field.

Auto – Automatically determines when video transcoding is required on a video connection and enables it as needed.

Force – Enables video transcoding for each video connection.

Turn off – Disables video transcoding for each video connection.

Seconds per IFrame

Integer: 0–65535

(Default: 7)

Determines the maximum time interval between I-frames regardless of video content.

H.263 Generic Parameters

H263 I Frame Bit

Inverted RFC2190 Stream

RFC2190 Stream

Inverted H263 Location

H263 Location

Sets the I-frame bit.

H.263 (Original Standard) Offer Parameters

Resolution

QCIF

 CIF

Undefined

(Default: QCIF)

Resolution to be used when video is offered.

If Undefined is selected, the default value is used.

Frame Rate

 FPS 6

 FPS 10

 FPS 15

 FPS 30

Undefined

(Default: FPS 15)

Frame rate to be used when video is offered.

If Undefined is selected, the default value is used.

Offered FMTP

 

Write-protected. Contains the string used for the FMTP line in the offered message.

H.263 1998 Offer Parameters

Resolution

QCIF

CIF

Undefined

(Default: QCIF)

Resolution to be used when video is offered.

If Undefined is selected, the default value is used.

If Offer Level parameter is specified, this parameter is set to Undefined.

Frame Rate

FPS 6

 FPS 10

FPS 15

FPS 30

Undefined

(Default: FPS 15)

Frame rate to be used when video is offered.

If Undefined is selected, the default value is used.

If Offer Level parameter is specified, this parameter is set to Undefined.

Level

10

20

30

40

45

Undefined

(Default: 45)

Level to be used when video is offered.

If Undefined is selected, the default value is used.

If Offer Resolution and Offer Frame Rate are specified, this parameter is set to Undefined.

Offered FMTP

 

Write-protected. Contains the string used for the FMTP line in the offered message.

H.263 2000 Offer Parameters

Resolution

QCIF

CIF

 Undefined

(Default: QCIF)

Resolution to be used when video is offered.

If Undefined is selected, the default value is used.

If Offer Level parameter is specified, this parameter is set to Undefined.

Frame Rate

 FPS 6

FPS 10

FPS 15

FPS 30

Undefined

(Default: FPS 15)

Frame rate to be used when video is offered.

If Undefined is selected, the default value is used.

If Offer Level parameter is specified, this parameter is set to Undefined.

Level

10

20

30

40

45

Undefined

(Default: 45)

Level to be used when video is offered.

If Undefined is selected, the default value is used.

If Offer Resolution and Offer Frame Rate are selected, this parameter is set to Undefined.

Offered FMTP

 

Write-protected. Contains the string used for the FMTP line in the offered message.

H.264 Generic Parameters

Force H264 Level 1.1 (or greater) to QCIF

Enabled

Disabled

(Default: Disabled)

When enabled, forces H.264 video output to default to QCIF.

When disabled, forces H.264 video output to default to CIF.

H.264 Offer Parameters

Packetization Mode

Single

Non-Interleaved

Interleaved

(Default: Single)

Packetization to be used when video is offered.

Level ID

1

1B

1.1

1.2

1.3

(Default: 1.3)

Level ID to be used when video is offered.

Offered FMTP

 

Write-protected. Contains the string used for the FMTP line in the offered message.