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 PSQA_VOIPLIST_CODEC_PCM - PCM codec is used
  • 1 PSQA_VOIPLIST_CODEC_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 PSQA_VOIP_FEC_OFF - PCM codec is used
  • 1 PSQA_VOIPCONV_FEC_LOW - FEC low
  • 2 PSQA_VOIPCONV_FEC_HI - FEC 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 PSQA_VOIP_FEC_OFF - FEC is off
  • 1 PSQA_VOIPLIST_FEC_1 - FEC offset = 1.0
  • 2 PSQA_VOIPLIST_FEC_2 - FEC offset = 2.0
  • 3 PSQA_VOIPLIST_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 PSQA_MODE_VOIP_LIST - PSQA is used for VoIP in listening mode
  • 2 PSQA_MODE_VOIP_CONV - PSQA is used for VoIP in conversational mode
  • 3 PSQA_MODE_VIDEO_S_AV - Video in streaming audiovisual mode
  • 4 PSQA_MODE_VIDEO_S_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 PSQA_VOIPLIST_PI_20 - Packetization interval 20ms
  • 1 PSQA_VOIPLIST_PI_40 - Packetization interval 40ms
  • 2 PSQA_VOIPLIST_PI_80 - Packetization interval 80ms
• Default: 0

Example

[Measurement]
qoe_psqa_pi=2

6. qoe_psqa_speex_rate #

Speex codec data rate for VoIP conversational mode.

• Values:
  • 10 PSQA_VOIPCONV_SR_24 - Speex rate: 2.4 kbit/s
  • 11 PSQA_VOIPCONV_SR_40 - Speex rate: 4.0 kbit/s
  • 12 PSQA_VOIPCONV_SR_60 - Speex rate: 6.0 kbit/s
  • 13 PSQA_VOIPCONV_SR_80 - Speex rate: 8.0 kbit/s
  • 14 PSQA_VOIPCONV_SR_112 - Speex rate: 11.2 kbit/s
  • 15 PSQA_VOIPCONV_SR_142 - Speex rate: 14.2 kbit/s
  • 16 PSQA_VOIPCONV_SR_184 - Speex rate: 18.4 kbit/s
  • 17 PSQA_VOIPCONV_SR_248 - 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 PSQA_VIDEO_RES_480P - Video resolution 480p
  • 1 PSQA_VIDEO_RES_720P - Video resolution 720p
  • 2 PSQA_VIDEO_RES_1080P - Video resolution 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 PSQA_VIDEO_MOT_LOW - Low motion (e.g., news)
  • 1 PSQA_VIDEO_MOT_MOD - Moderate motion (e.g., typical TV shows)
  • 2 PSQA_VIDEO_MOT_HI - 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 PSQA_VIDEO_EC_OFF - Error concealment is off
  • 1 PSQA_VIDEO_EC_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