Measurement Group (PSQA)

Scopemon is configured via parameters. This reference lists all available parameters, default values, allowed values, and examples for PSQA configuration.

1. qoe_psqa_codec_list #

The audio codec for VoIP listening mode.

  • Values:
    • 0 PCM - PCM codec is used
    • 1 GSM - GSM codec is used
  • Default: 0

Example

[Measurement]
qoe_psqa_codec_list=1

2. qoe_psqa_fec_conv #

Forward error correction for VoIP conversational mode.

  • Values:
    • 0 Off - FEC is off
    • 1 Low - FEC is low
    • 2 High - FEC is high
  • Default: 0

Example

[Measurement]
qoe_psqa_fec_conv=0

3. qoe_psqa_fec_list #

Forward error correction offset for VoIP listening mode.

  • Values:
    • 0 Off - FEC is off
    • 1 FEC 1 - FEC offset = 1.0
    • 2 FEC 2 - FEC offset = 2.0
    • 3 FEC 3 - FEC offset = 3.0
  • Default: 0

Example

[Measurement]
qoe_psqa_fec_list=2

4. qoe_psqa_mode #

The neural network model of PSQA.

  • Values:
    • 1 VoIP listening - PSQA is used for VoIP in listening mode
    • 2 VoIP conversational - PSQA is used for VoIP in conversational mode
    • 3 Video AV - Video in streaming audiovisual mode
    • 4 Video AV MLP - Video in streaming audiovisual mode (MPL)
  • Default: 1

Example

[Measurement]
qoe_psqa_mode=1

5. qoe_psqa_pi #

Packetization interval for VoIP listening mode.

  • Values:
    • 0 20 ms - Packetization interval is 20 ms
    • 1 40 ms - Packetization interval is 40 ms
    • 2 80 ms - Packetization interval is 80 ms
  • Default: 0

Example

[Measurement]
qoe_psqa_pi=2

6. qoe_psqa_speex_rate #

Speex codec data rate for VoIP conversational mode.

  • Values:
    • 10 2.4 - Speex rate: 2.4 kbit/s
    • 11 4.0 - Speex rate: 4.0 kbit/s
    • 12 6.0 - Speex rate: 6.0 kbit/s
    • 13 8.0 - Speex rate: 8.0 kbit/s
    • 14 11.2 - Speex rate: 11.2 kbit/s
    • 15 14.2 - Speex rate: 14.2 kbit/s
    • 16 18.4 - Speex rate: 18.4 kbit/s
    • 17 24.8 - Speex rate: 24.8 kbit/s
  • Default: 10

Example

[Measurement]
qoe_psqa_codec_conv=11

7. qoe_psqa_video_resolution #

The resolution of the video content.

  • Values:
    • 0 480p - Video resolution is 480p
    • 1 720p - Video resolution is 720p
    • 2 1080p - Video resolution is 1080p
  • Default: 0

Example

[Measurement]
qoe_psqa_video_resolution=1

8. qoe_psqa_video_motion #

The amount of motion in the video content.

  • Values:
    • 0 Low - Low motion (e.g., news)
    • 1 Moderate - Moderate motion (e.g., typical TV shows)
    • 2 High - High motion (e.g., sports)
  • Default: 0

Example

[Measurement]
qoe_psqa_video_motion=1

9. qoe_psqa_video_ec #

The error concealment mode of the video content

  • Values:
    • 0 Off - Error concealment is off
    • 1 On - Error concealment is on
  • Default: 0

Example

[Measurement]
qoe_psqa_video_ec=1

10. qoe_psqa_video_cmq #

Calculated movement quantity of the video content.

  • Unit: percentage
  • Precision: float
  • Minimum: 0.0
  • Maximum: 100.0
  • Default: 0.0

Example

[Measurement]
qoe_psqa_video_cmq=1.15

11. use_qoe_psqa #

Determines if PSQA quality model calculations are performed. When false, PSQA results are not available in results.

  • Values:
    • true - PSQA quality model is calculated
    • false - PSQA quality model is not calculated
  • Default: false

Example

[Measurement]
use_qoe_psqa=true